648 results about "Broiler" patented technology

According to the chicken coop temperature prediction algorithm based on the TCN-Transform, the temperature, the humidity and the ventilation quantity in the chicken coop are automatically adjusted in a mode of combining real-time monitoring and a prediction model, so that the growth environment of broiler chickens is optimized; a sensor is used for collecting internal and external environment data of a henhouse, and in combination with a prediction model based on TCN and Transformer, a future temperature change trend is estimated; a PID controller is adopted, the ventilation requirement is calculated in real time according to the target temperature, the current temperature, the predicted temperature and the outdoor temperature, the starting number and starting time of fans are output so that it can be ensured that the temperature of the henhouse can be kept within the target range all the time, PID control parameters are dynamically adjusted through the growth data of chickens, and the ventilation strategy is optimized so that the requirements of different growth stages can be met. By using the chicken coop temperature prediction algorithm based on TCN-Transformer, the prediction precision and the reaction speed can be improved, dynamic adjustment is performed according to the actual chicken coop environment, and the production benefits of a farm are improved.

An SNP molecular marker combination for identifying AA broiler chicken, a detection kit, and use thereof. The SNP molecular marker combination for identifying AA broiler chicken consists of 25 SNP molecular markers, the SNP site of molecular markers 1-25 being located at position 51 of the nucleotide sequences shown in SEQ ID NO. 1-25. The SNP molecular marker combination has significant AA broiler chicken species specificity, is the determination site for variations and important traits unique to AA broiler chicken, can quickly determine the authenticity of AA broiler chicken using less genotype information, and provides a new technical reference for the future identification, breed conservation, and genetic breeding of the AA broiler chicken breed.

The invention discloses a slag-solid-water separation device for a broiler chicken processing plant. A slag-solid-water separation device for a broiler chicken processing plant comprises a separation device, a water filtering assembly is arranged beside the separation device, a splash-proof shield is erected on the separation device, a connecting guide frame is erected beside the splash-proof shield, a separation frame is arranged in the separation device, a cover is fixed to the separation frame, and a controller covers the lower portion of the cover. A fine slag separation cylinder is mounted on the separation frame; and a screen drum is arranged in the fine slag separation drum. Sewage and slag solids discharged by a broiler processing plant are guided and conveyed through the connecting guide frame, water flow mixed slag solids enter the splash-proof shield from the connecting guide frame, then the sewage and the slag solids are separated in advance, then the slag solids are lifted in the conveying lifting pipe and enter the fine slag separation cylinder to be separated again, and finally the slag solids are discharged out of the separation equipment. Low-moisture residue solid discharge is realized, the influence of the residue solid on the subsequent sewage treatment efficiency is avoided, in addition, the separated residue solid can be treated in a centralized manner, and resource waste is avoided.

The invention belongs to the technical field of livestock and poultry genetic markers and animal genetic breeding, and particularly relates to a structural variation molecular marker related to chicken secondary average feed intake and application of the structural variation molecular marker. The nucleotide sequence of the structural variation molecular marker provided by the invention is as shown in SEQ ID NO: 1, the structural variation molecular marker is located at 14th, 881, 990-14th, 882 and 295bp of a chicken chromosome 12, and the structural variation molecular marker is a deletion marker. The key genetic marker related to the chicken feeding behavior is provided, important information is provided for genetic breeding of the broiler chicken, meanwhile, broiler chicken varieties with different feeding behavior habits can be bred according to different markets and feeding environments, refined feeding management measures are formulated, and therefore the production efficiency and the feed utilization rate are improved, and the economic benefit is increased. And the economic benefit of the broiler industry is improved.

The invention discloses a quick broiler fresh-locking refrigeration house which comprises a refrigeration house body, an in-house opening and closing door is installed on the inner wall of the refrigeration house body, an electric controller is installed on the same side of the in-house opening and closing door, an even number of driving motors are installed on the refrigeration house body, an out-house opening and closing door is installed on the outer wall of the refrigeration house body, and an even number of outdoor condensation units are installed on the top of the refrigeration house body. An in-storage bin is arranged in the refrigeration storage, inner supporting columns are fixed to the four corners of the in-storage bin, and an even number of cold supply assemblies are installed on the top of the in-storage bin. After cold air is input into the conveying air guide cylinder, the cold air is divided into two parts through the flow dividing inner cavity, enters the independent frame inner cavity and is guided to the connecting cover opening through the cavity wall air guide block; meanwhile, the plate side temperature sensor feeds back a temperature signal to the electric controller, the electric controller is triggered to adjust the first electric control motor and the second electric control motor, the air volume and the air outlet angle are changed, and air outlet of the duckbilled covers with the shutters at different heights is matched with the temperature of products placed on the movable goods shelf; and the condition of freshness locking failure caused by slow cooling and large temperature difference of broiler chickens on middle and lower shelves is avoided.

The invention provides a broiler meat temper mill which comprises a conveyor belt, a first flattening mechanism, a flattening and tenderizing mechanism, a second flattening mechanism and a detection mechanism used for achieving chicken thickness detection are sequentially arranged on the conveyor belt from left to right, and a recycling and distributing conveyor belt is arranged below the conveyor belt. A screening and distributing piece is arranged at the discharging end of the conveying belt; the flattening and tenderizing mechanism comprises L-shaped supporting plates, the L-shaped supporting plates are arranged on the upper surfaces of a left supporting plate and a right supporting plate of the conveying belt, a first screw rod is spirally embedded in a transverse plate of each L-shaped supporting plate, a lifting plate is arranged at the tail end of each first screw rod, and each first screw rod is spirally fixed through a fixing nut; extension blocks are arranged on the periphery of the lower surface of the lifting plate, guide openings are formed in the extension blocks, and reset springs are arranged in the guide openings. According to the invention, automatic continuous production can be realized, meat processing uniformity is improved, and tenderization and detection functions are integrated.

The invention belongs to the technical field of computer vision, and particularly relates to a broiler weight estimation method and system based on a two-view image, and the method comprises the steps: responding to a sensor, sensing that a broiler enters a shooting place, and collecting a two-view image set of the broiler through a shooting device; constructing an image classification network, and screening the two-view image set to obtain two-view images meeting shooting conditions; constructing an image segmentation network, and carrying out semantic segmentation processing on the two view images meeting the shooting conditions to obtain two segmented view images; and inputting the segmented two-view images into a RepVGGVan network to estimate the weight of the broiler chicken. The system comprises a broiler image acquisition device and an operation module. The consumption-level camera is used for collecting 2D images, efficient and stable broiler weight estimation is achieved, breeding work is assisted, and great significance is achieved for the broiler breeding industry.

The broiler processing refrigeration warehouse comprises a refrigeration warehouse body, a warehouse door is installed on the surface of the refrigeration warehouse body, a controller is arranged on one side of the warehouse door, a gas tank is arranged outside the refrigeration warehouse body, a transmission device is arranged on the other side of the warehouse door, and a temperature sensor is installed beside the transmission device; an in-warehouse bin is formed in the refrigeration warehouse, a partition layer is installed in the in-warehouse bin, a door groove is formed in the wall of the in-warehouse bin, a ladder stand is erected on the partition layer, refrigeration equipment is installed in the in-warehouse bin, and a refrigeration evaporator is placed beside the refrigeration equipment. In the using process, the transmission device is started, and the transmission shaft drives the linkage screw to rotate; the linkage screw drives the first cam on the linkage screw to rotate, then the second cam is pushed through the linkage effect, the movement of the second cam promotes the bracket plate to do vertical displacement along the limiting sliding rod, and finally the scraping cover is driven to scrape and remove ice blocks on the fins. The process can effectively avoid the problem that the heat exchange efficiency is greatly reduced due to the fact that ice accumulated between the fins hinders airflow.

The invention relates to the technical field of temperature control, in particular to a chicken coop constant-temperature regulation and control method for prevention and control of broiler epidemic diseases, and the method comprises the steps: obtaining thermal infrared image data of a broiler activity area in a chicken coop and temperature data collected by a temperature sensor; positioning and tracking a single chicken in the thermal infrared image data, and determining the abnormal aggregation degree of each sub-region divided by the broiler activity region so as to determine an abnormal aggregation region formed by the abnormal aggregation sub-regions; the current area temperature of the abnormal gathering area is determined by combining the temperature sensor and the position and temperature data of the abnormal gathering area, and the constant temperature deviation difference degree of the abnormal gathering area is determined; and on the basis of the current area temperature and the abnormal gathering degree and the constant-temperature deviation difference degree of the abnormal gathering sub-areas, dynamic adjusting fans in the sub-areas divided by the broiler activity area are controlled so as to adjust the temperature of the abnormal gathering areas. Constant temperature adjustment of the henhouse environment is effectively achieved, and broiler epidemic diseases are avoided.

The invention provides a broiler chicken throat unhealthy state recognition method based on acoustic features, and the method comprises the steps: collecting and carrying out the classification and marking of a plurality of broiler chicken voice segments, and obtaining the voice segments after classification and marking; de-noising processing, endpoint detection and framing processing are carried out on the voice segments after classification and marking, and recognized voice segments are obtained; extracting acoustic characteristic parameters in the recognition voice segments, performing matrix splicing on the acoustic characteristic parameters to obtain a characteristic parameter matrix, and outputting the characteristic parameter matrix; carrying out matrix fusion and dimension reduction processing on the extracted characteristic parameter matrix to obtain a low-dimensional matrix; inputting the low-dimensional matrix into a model for training to form an identification model; and inputting the to-be-detected data into the identification model for identification, and outputting an identification result. By improving the feature extraction mode and the type of the filter, the accuracy of acoustic feature recognition is improved, so that the model recognition precision and efficiency are improved, and the recognition cost is reduced.

The invention relates to the technical field of agricultural and sideline food processing equipment, and discloses an energy-saving continuous broiler slaughtering and dehairing machine which comprises a box body, and further comprises a notch groove which is formed in the side wall of the box body in a penetrating mode and can be used for conveying and advancing broilers; the two groups of dehairing parts are symmetrically distributed relative to the notch groove, each dehairing part comprises a plurality of groups of dehairing belts and dehairing rollers, the dehairing belts are installed in the box body and are vertically arranged, the dehairing rollers are installed between the dehairing belts, the dehairing rollers are also vertically designed, and dehairing poking rods are fixed to the outer walls of the dehairing belts and the outer walls of the dehairing rollers. Through the combined action of the feather removing belts in the vertical direction and the feather removing rollers in the horizontal direction, force in different directions is applied to the broiler chickens, the connection effect of feathers and chicken skins is weakened, the rotation directions of the adjacent feather removing rollers are opposite, the broiler chickens alternate in the relative extrusion state and the back-to-back pulling state, and the broiler chickens are prevented from being damaged. The connection between the feathers and the skin layer at the joints and the skin wrinkles is further weakened, so that a better dehairing effect is achieved.

The invention belongs to the technical field of fermentation engineering, and particularly relates to turmeric meal fermented feed as well as a preparation method and application thereof. Iron, magnesium and zinc elements are added into fermentation base materials such as turmeric meal and soybean meal, and the mixture is fermented through a bacterium-enzyme synergistic fermentation inoculant to generate the turmeric meal fermented feed, wherein the fermentation inoculant comprises bacillus subtilis, lactobacillus plantarum and saccharomycetes. The prepared turmeric meal fermented feed can be applied to feed feeding of laying hens or broilers. Results of the embodiment of the invention show that the turmeric meal fermented feed prepared by the invention not only can effectively inhibit harmful bacteria in vitro, but also can remarkably improve the chicken production performance, the eggshell quality and the yolk color, and effectively improve the chicken quality of yellow feather broilers.

The invention relates to the technical field of breeding management, and discloses a white feather broiler ecological breeding optimization method and system, and the method comprises the following steps: dividing a white feather broiler group into a healthy group, a slight limp group and a severe limp group, and collecting the record information of each group and the multi-dimensional record information of the broiler group once every one hour; generating first plane data based on the recorded information acquired at the latest continuous three times of time points, and generating second plane data based on the acquired multi-dimensional recorded information of the chicken flocks; inputting the first plane data and the second plane data into a feeding strategy model, and outputting a feeding strategy representing each group; carrying out spot check on the crop fullness rate of the chicken flock every one hour, and regenerating a feeding strategy of each group when the crop fullness rate of the chicken subjected to spot check is lower than 95%; the grouping of the chicken flocks is adjusted once every other day. The method has the advantages that the white feather broilers are grouped, the leg problem is relieved while the high craw plump rate is kept, and the death rate is reduced.

The invention discloses an intelligent henhouse management system and method based on the Internet of Things, and the method comprises the steps: S1, obtaining the individual parameters of each broiler chicken and the environmental parameters of each column, dividing the columns with similar feeding time into one group, and constructing a digital twinborn model; the method comprises the following steps: constructing a database containing abnormal broiler chicken caused by environment and non-environment correlation through abnormal cases in broiler chicken breeding in combination with a machine learning interpolation method; according to the collected data, constructing a normal growth curve prediction model, and outputting an expected normal growth curve of each broiler chicken in the current environment; monitoring broiler growth conditions in real time, comparing actual growth data with an expected normal growth curve, marking an abnormal column, and positioning abnormal individual broilers; according to the image data of the abnormal individual broiler chicken, the digital twinborn model and the abnormal database are combined, abnormal reasons are analyzed, abnormal types are judged, and a targeted solution is pushed. According to the method, the accuracy of anomaly detection is improved, and full-closed-loop management of dynamic sensing, accurate diagnosis and self-adaptive regulation and control is also realized.

The invention provides a compound feed for improving slaughter performance of broiler chickens and a preparation method thereof, and relates to the technical field of broiler chicken breeding preparation. The compound feed is prepared by mixing soybean meal, cooked Chinese yam powder, corn grit, a chamomile fermented material, citrus essential oil, compound vitamins, compound amino acid, stone powder, fishbone dust and sodium chloride, and the chamomile fermented material is prepared by fermenting chamomile with lactobacillus plantarum, sterilizing the chamomile and then fermenting the chamomile with cryptococcus laurentii. According to the broiler feed, the defects in the prior art are overcome, the growth efficiency and slaughter performance of broilers are improved under the condition of not adding hormones and antibiotics by optimizing the components of the broiler feed, and the economic benefit of breeding is comprehensively improved.

The invention relates to the technical field of broiler chicken breeding, and discloses a broiler chicken breeding henhouse odor treatment device which comprises a henhouse, the henhouse is provided with a dismounting mechanism, a vibration mechanism and a cleaning mechanism, the dismounting mechanism comprises an air outlet formed in the right side of the henhouse in a communicating mode, and the inner wall of the air outlet is fixedly connected with a first fixing plate; an activated carbon adsorption plate is slidably connected to the inner wall of the air outlet and makes contact with the first fixing plate, a plurality of fixing hollow rods are fixedly connected to the left side of the first fixing plate, and the left sides of the fixing hollow rods penetrate through the activated carbon adsorption plate. By arranging the dismounting mechanism, the problems that the adsorption plate is inconvenient to replace and maintain, the activated carbon adsorption plate can be taken out only by dismounting a series of other parts in advance in the dismounting process of a traditional device, the process is time-consuming and labor-consuming, other peripheral parts are easy to damage due to misoperation, and the additional maintenance cost is increased are solved.

The invention discloses a feed additive for synergistically improving oxidative stress resistance of broiler chickens based on oleuropein-luteoloside-maslinic acid ternary combination and application of the feed additive, the feed additive is the olea europaea leaf extract, the total polyphenol content of the feed additive is about 52%, the total flavone content is 7%, and the total flavone content is 5%. The feed is mainly composed of oleuropein, luteolin-7-beta-glucoside and maslinic acid, the oleuropein, the luteolin-7-beta-glucoside and the maslinic acid are sequentially added in a molar ratio of 6: 1: 1 to generate a synergistic anti-oxidative stress effect, and when the feed is applied to breeding on the basis of corn-soybean daily ration of broilers, the daily gain of the broilers can be obviously increased, the feed conversion ratio is reduced, and the feed conversion rate is increased. The intestinal micro-ecological health, the anti-oxidative stress effect and the organism immunity are improved, and the infection rate and the death rate of intestinal diseases such as diarrhea of broilers are reduced. The product has the advantages of being simple and convenient to prepare and use, free of toxic and side effects, beneficial to broiler chicken growth and human health, free of the problems of drug resistance, drug residues and the like, and capable of promoting chicken meat quality improvement and the like.

The invention discloses an MC1R gene molecular marker related to meat quality traits of broilers and application, and belongs to the technical field of molecular markers. The molecular marker is composed of SNP1-SNP4, and SNP1 represents that Cgt exists in the 169th basic group of the sequence as shown in SEQ ID NO: 1, and SNP4 represents that Cgt exists in the 169th basic group of the sequence as shown in SEQ ID NO: 2; t mutation; sNP2 is the 231st basic group of the sequence as shown in SEQ ID NO: 1, and the 231st basic group has Agt; g mutation; sNP3 is that Ggt exists in the 336th basic group of the sequence as shown in SEQ ID NO: 1; t mutation; sNP4 is that Tgt exists in the 337th basic group of the sequence as shown in SEQ ID NO: 1; g mutation. The four molecular markers provided by the invention can accurately identify the meat quality traits of the broiler chickens, and provide a new SNP molecular marker for molecular marker-assisted selection, thereby providing a scientific basis for chicken breeding.

The utility model discloses a broiler chicken breeding manure cleaning device, and relates to the technical field of breeding manure cleaning. Comprising an excrement cleaning mechanism, the excrement cleaning mechanism comprises a breeding platform, a cleaning controller is installed on the surface of the breeding platform, a breeding shed is fixedly connected to the top of the breeding platform, excrement conveying assemblies are fixedly installed on the two sides of the top of the breeding platform, and excrement scraping assemblies are fixedly installed on one sides of the excrement conveying assemblies; air exhaust purification assemblies are fixedly mounted on the two sides of the breeding shed; according to the device, excrement can be conveyed and discharged, conveying, scraping and collecting of the excrement are facilitated, the excrement collecting and cleaning effect is improved, the labor intensity of workers is reduced, meanwhile, excrement on the surface of the conveying belt can be brushed, water spraying, moving and brushing of the surface of the crawler belt are facilitated, and the follow-up use effect of the crawler belt is improved; the practicability of the device is improved.

The invention discloses a feed for improving the flavor of broiler chickens and a preparation method of the feed, and belongs to the technical field of poultry feeds and feed preparation. Comprising the following components in parts by weight: 55 to 65 parts of basic ration, 35 to 40 parts of sea buckthorn pomace and bean dreg combined ferment, 3 to 5 parts of aquatic product leftover enzymatic hydrolysate, 3.5 to 4.0 parts of trehalose, 1.0 to 1.5 parts of ground cinnamon, 1.0 to 1.5 parts of xylooligosaccharide, 0.8 to 1.0 part of choline, 0.0001 to 0.0002 part of organic selenium and 0.01 to 0.02 part of folic acid. The mass ratio of the choline to the aquatic product leftover enzymatic hydrolysate is 1: (3.0-5.6); the mass ratio of the organic selenium to the sea buckthorn pomace and bean dreg combined fermentation product is 1: (58-100); the sea buckthorn pomace and bean dreg combined fermentation product is prepared by respectively pretreating sea buckthorn pomace and bean dregs and then carrying out aerobic, facultative and anaerobic continuous three-stage fermentation. The technical limitations that flavor substances of traditional feed are easy to inactivate and the utilization rate of agricultural by-products is low are broken through, and the breakthrough of flavor quality upgrading, efficient resource conversion and breeding benefit optimization is achieved.

The invention belongs to the field of livestock breeding disinfection equipment, and particularly relates to in-house spraying disinfection equipment for broiler breeding, which comprises a trolley, a spraying assembly, a driving assembly, a liquid supply assembly and a stirring assembly, a box body is fixed on the trolley, two liquid storage cavities are formed in the box body, liquid inlets are formed in the liquid storage cavities, and a functional box is fixed at the bottom of the trolley; the parts, located at the bottom of the trolley, of the driving assembly, the liquid supply assembly and the stirring assembly are located in the function box, the driving assembly comprises a movable rod slidably connected into the box body, two symmetrically-arranged racks are fixed to the top end of the movable rod, and a first cylindrical gear meshed with the racks is fixed to a center shaft; the driving assembly further comprises a spraying distance adjusting component. The trolley is suitable for henhouses of different sizes, the application range is wide, the trolley can complete disinfection work of the whole henhouse by walking once in the henhouse in the length direction of the henhouse, the working efficiency is high, oil consumption or power consumption of the trolley is reduced, and the disinfection cost is saved.

The utility model discloses a breeding cage capable of realizing intelligent concentrated chicken delivery, which relates to the technical field of breeding and comprises a plurality of groups of breeding units arranged side by side, and each breeding unit comprises a gantry-shaped cage frame and a plurality of layers of breeding cages arranged on the cage frame up and down; the breeding cage comprises two side nets and two separation nets which are oppositely arranged, and a bottom net located at the bottoms of the two side nets and the two separation nets; the two side nets are fixed on two sides of the cage frame; the two separation nets are vertically mounted on the cage frame in a sliding manner, and a lifting driving device is arranged on the cage frame; the bottom net is horizontally installed on the cage frame in a sliding mode, and a drawing driving device is arranged on the cage frame. An excrement receiving belt is arranged at the bottom of each layer of breeding cage; and the pulling driving device avoids the chicken outlet channel. The bottom net capable of being pulled is arranged, so that broiler chickens fall onto the manure receiving belt from the breeding cage when the broiler chickens are taken out; by arranging the liftable separation net, the separation net is prevented from blocking the chicken outlet channel, it is guaranteed that the broilers are transversely output on the manure receiving belt, and the chicken outlet efficiency is improved; the stress reaction of the broiler chicken is avoided.

The invention discloses a molecular marker related to chicken slaughter traits and a new slaughter processing strain breeding method, and belongs to the technical field of gene detection. The SNP molecular marker corresponds to the 7132158 site of a positive-sense strand of a chromosome 5 of chicken reference genome Galusgallus-7.0 version sequence information published in NCBI (National Center of Biotechnology Information), and a basic group at the site is C or T. The SNP molecular marker is related to chicken slaughter traits, early selection is performed on the chicken slaughter traits by determining the genotype of the chicken SNP site to be detected, production cost can be saved, genetic progress can be accelerated, chicken breeding can be better served, and the SNP molecular marker has great economic application value and scientific research value.

The utility model provides a broiler scalding and unhairing device, which relates to the technical field of broiler processing and comprises an unhairing component, and a scalding component is arranged on the outer surface of the unhairing component. When the broiler unhairing device is used, the forward and reverse motor is started, the rotating shaft is driven to rotate, the scalding box is further driven to rotate, scalded broilers are shifted into the unhairing box body, then the forward and reverse motor drives the scalding box to reset, the protective cover is closed, the servo motor is started, the leather wheel and the belt are driven to rotate, the unhairing rollers are driven to rotate, and the broilers are unhaired. In the process, water carried by the broiler chickens falls into the unhairing box body, flows downwards, is filtered by a filter plate, and is guided by a conical water guide cover, so that the water is conveniently guided to a water drainage pipe to be drained, the water is prevented from flowing to the ground, the situation that personnel slip is avoided, the pollution to the working environment is reduced, and the cleaning workload is reduced.

The invention discloses a broiler chicken transportation carriage with air guiding and conveying functions. A broiler chicken transportation carriage capable of achieving air guiding and conveying comprises a transportation vehicle, a carriage body is installed behind the transportation vehicle, a fixing frame is installed on the top outside the transportation vehicle, and a leaf-shaped head guiding cover is fixed to the fixing frame; the compartment comprises a compartment body, a swing compartment door is installed behind the compartment body, a compartment carrying bin is formed in the compartment body, a plurality of sets of handrail sleeves are installed on the inner wall of the compartment body, arch-shaped frame pipes are erected between the handrail sleeves, a plurality of sets of air guiding devices are installed on the arch-shaped frame pipes, and a plurality of sets of air supply devices are fixed to the inner wall of the front portion of the compartment carrying bin. A separation air guide plate is arranged in the air guide device, a fixed swing frame is fixed to the separation air guide plate, even number sets of air guide covers are installed on the front surface and the rear surface of the separation air guide plate, extrusion-preventing spring frames are arranged on the two sides of each air guide cover, a fixing lug is arranged on the outer wall of the tail end of the separation air guide plate, a hanging and fixing assembly is installed on the fixing lug, and a built-in inclined guide groove is formed in each air guide cover.

The utility model relates to the technical field of broiler chicken breeding, in particular to an automatic cage discharging device of stacked broiler chicken breeding equipment, which is characterized in that broiler chickens are pushed out of the front of a chicken cage without being blocked, the broiler chickens are convenient to catch, the smooth operation of slaughtering work is not influenced, and the working efficiency is high. Comprising a coop body, and the coop body comprises a bottom frame, two side frames, a rear frame, a front frame and a coop door; the device further comprises a push frame, two reels, two speed reduction motors and two ropes, the two ends of the push frame are slidably connected with the inner side walls of the side frames respectively, the two reels are installed on the two sides of the push frame through supports respectively, the two speed reduction motors are installed on the two side walls of the push frame respectively, output shafts of the two speed reduction motors are in transmission connection with the two speed reduction motors respectively, and the two ropes are connected with the two speed reduction motors respectively. The middles of the two ropes are wound on the two reels respectively, one ends of the two ropes are connected with the front frame, the other ends of the two ropes are connected with the rear frame, one end of the push rod is rotationally connected with the push frame, and the other end of the push rod is rotationally connected with the inner wall of the cage door.

The invention discloses a group of chicken PGC-1alpha gene promoters as well as a construction method and application thereof, and belongs to the field of gene engineering. The chicken PGC-1 alpha gene promoter is any one of A1-A5 sequences of which the nucleotide sequences are shown as SEQ ID NO: 1 to SEQ ID NO: 5. The promoter is applied to the promotion of expression of firefly luciferase in chicken preadipocytes, and is applied to the regulation and control of the chicken PGC-1 alpha gene promoter by a specific transcription factor PPAR gamma. The five PGC-1alpha gene promoters have promoter activity in chicken preadipocytes, and can directly regulate and control transcription expression of the chicken PGC-1alpha gene. The chicken PGC-1alpha promoter disclosed by the invention can predict the transcriptional activity of the PGC-1alpha at the in-vitro cellular level, so that the chicken PGC-1alpha promoter has potential application values for revealing a transcriptional regulation mechanism of the chicken PGC-1alpha, breeding low-abdominal-fat broilers, revealing molecular mechanisms after various human diseases occur and developing drugs for targeting PGC-1alpha expression.

The invention discloses a heat dissipation type compartment for a broiler chicken transport vehicle. A heat dissipation type compartment for a broiler chicken transport vehicle comprises a transport vehicle, a bin fence type compartment is installed behind the transport vehicle, a compartment body is arranged in the bin fence type compartment, a compartment inner cavity is formed in the compartment body, a plurality of sets of erecting sleeves are installed on the side wall of the compartment inner cavity, heat dissipation air channel devices are installed above the erecting sleeves, and magnetic attraction blocks are arranged under the erecting sleeves. A clamping seat groove is formed in the magnetic attraction block; and an even number of erecting rods are arranged in the heat dissipation air duct device. The heat dissipation air duct device is installed on the erecting sleeve, so that when the heat dissipation air duct device is not used, the magnetic attraction block is matched with the clamping base groove to conduct magnetic attraction clamping on the clamping and fixing magnetic block at the bottom of the box body, and when the heat dissipation air duct device is used, the sliding groove in the beam assists the connecting device to drive the branch guide box to move and enable the branch guide box to be placed at the needed position; air circulation is provided for the turnover box transported in the carriage, the oxygen content is increased, and then the loss of live chickens in the transportation process is reduced.

The utility model relates to the technical field of chicken tenderizing, in particular to a broiler chicken tenderizing machine, which is convenient for tenderizing chicken with different thicknesses and improves the tenderizing quality and efficiency. Comprising a transportation mechanism; the device further comprises a massage tenderization mechanism, a massage driving mechanism, a cutting tenderization mechanism, an adjusting transmission mechanism and a driving mechanism, the massage tenderization mechanism is installed on the conveying mechanism, the massage driving mechanism is installed on the massage tenderization mechanism, the cutting tenderization mechanism is installed on the conveying mechanism, the adjusting transmission mechanism is installed on the cutting tenderization mechanism, and the driving mechanism is installed on the conveying mechanism. The driving mechanism is installed on the cutting and tenderizing mechanism, chicken is conveyed through the conveying mechanism, the massage driving mechanism drives the massage and tenderizing mechanism to conduct massage and tenderizing on the chicken, the tenderizing quality is improved, and the driving mechanism drives the cutting and tenderizing mechanism to conduct cutting and tenderizing on the chicken under transmission of the adjusting transmission mechanism. And the adjusting transmission mechanism is convenient for assisting the cutting and tenderization mechanism to adjust.

The invention discloses a chicken sex identification method based on fluorescence labeling, and belongs to the technical field of gene engineering. The chicken sex identification method comprises the following steps: co-transfecting a CRISPR / Cas9 system and a WPG-EGFP donor plasmid into chicken primordial germ cells PGCs, screening to obtain EGFP positive PGCs, micro-injecting the EGFP positive PGCs into a receptor chicken embryo, hatching to obtain an EGFP reproductive chimera chicken, and identifying the sex through fluorescence labeling, the CRISPR / Cas9 system comprises sgRNA of a targeted chicken W chromosome WPG gene; the WPG-EGFP donor plasmid is constructed by inserting an EGFP gene into a WPG gene locus through a homologous recombination strategy. According to the method, the sex of the chicken can be visually and rapidly identified. The method solves the problems that a traditional sex identification method is complex in operation and depends on sample ages, has the advantages of high efficiency and accuracy, and is suitable for sex control and screening of poultry such as laying hens and broilers.