52 results about "Slaughter Houses" patented technology

This invention relates to a system and a method for processing poultry in a poultry slaughterhouse. More particularly the system and the related method of the invention is for securing and controlling a throat cut on a poultry in a slaughterhouse.

The invention discloses a real-time detection system and a monitoring and early warning method for African swine fever virus. The system comprises a latex microsphere labeled immunochromatography antibody detection card, a portable MINI-PCR instrument and a freeze-dried microsphere type fluorescent PCR detection reagent, the detection card takes the recombinant ASFV p30 protein as a target spot, antibody detection is completed within 10 minutes, the lowest detection limit is 1: 1024, and the specificity is greater than 99%; the PCR reagent adopts a double-primer double-probe design, and the lowest detection limit is 1 copy / microliter. According to the invention, through a collaborative process of antibody screening, nucleic acid detection and result evaluation, ASFV total infection cycle detection is realized, epidemic situation discovery time is advanced to 1-3 days after infection, and early warning response time is shortened by more than 60%; the system is simple to operate and low in cost, does not need professionals and laboratories, can be deployed in basic-level scenes such as pig farms and slaughter houses, effectively solves pain points of an existing detection system, and provides key technical support for prevention and control of African swine fever.

The invention relates to the technical field of slaughtering wastewater treatment, in particular to a slaughtering wastewater treatment device and method.The slaughtering wastewater treatment device comprises a main rack, a slaughtering wastewater treatment device and a slaughtering wastewater treatment device, a solar panel power supply assembly is arranged at the top of the water storage tank; the slaughtering assembly comprises a slaughtering workbench and an auxiliary support assembly; the wastewater treatment assembly comprises an E-shaped frame, a filtering oil-water separation treatment assembly, a synchronous transmission blanking assembly and an air floatation biological treatment assembly; the collecting assembly comprises a solid collecting barrel, a waste oil collecting barrel and a scum and sludge collecting box. The slaughter workbench, the auxiliary support and the wastewater treatment assembly are highly integrated on the rack to form an integrated treatment unit, space is remarkably saved, installation and use in a small slaughter house are facilitated, wastewater rapidly enters the treatment process through the design, the treatment efficiency is improved, accumulation and diffusion of pollutants are reduced, the treatment effect is optimized, and the treatment effect is improved. By simplifying pipeline layout and connection, the installation difficulty and cost are reduced, the leakage risk is reduced, and the system stability is enhanced.

1. Name of the product in this design: Slaughterhouse Quarantine Hand Grip Hook. 2. Purpose of this design: for use in slaughterhouses for hooking and hanging livestock. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention relates to the technical field of fault prediction, in particular to a slaughter house equipment fault risk prediction method based on artificial intelligence, and the method comprises the steps: obtaining a plurality of slaughter house equipment videos and monitoring data corresponding to each slaughter house equipment video; performing combinatorial analysis or sequential analysis according to the identification time reference value and the abnormal adjacency degree; in the combination analysis, determining a video combination based on the adjacency similarity, and determining to perform segmented representative frame extraction or sub-video combination frame extraction according to the overall matching coefficient; determining the category of the extracted video frames according to the fuzzy coefficient and the abnormal representative coefficient, and determining whether to perform supplementary frame extraction according to the proportion of the first-class extracted video frames and the influence degree of the first-class extracted video frames; in sequence analysis, abnormal point extraction analysis or uniform extraction is determined to be carried out according to the abnormal point distribution concentration ratio and the number reference value; and carrying out fault risk prediction on the extracted video frame. The fault risk prediction efficiency can be improved.

This invention discloses a multimodal image fusion method and system for monitoring pig health, belonging to the field of pig farming and animal quarantine technology. It achieves real-time detection through synchronous acquisition and spatiotemporal alignment of multimodal images, preprocessing and optimization, attention mechanism feature fusion, and spatiotemporal Transformer health status recognition, combined with an edge-center collaborative architecture. A self-optimizing closed loop is constructed through manual review and incremental training. The system is equipped with a multi-module collaborative architecture, with each module implementing image acquisition, preprocessing, feature fusion, status recognition, real-time detection, and model optimization functions. This invention integrates multimodal image information and jointly models spatiotemporal features, significantly improving detection accuracy and efficiency. It features early warning, anti-interference, and self-learning evolution, making it suitable for automated pig entry quarantine lines in large-scale farms and slaughterhouses, providing technical support for intelligent livestock disease prevention and control.

A gas sensor device (10) is configured to detect boar offensive odor in a gas sample of volatilized boar fat (5) by distinguishing the presence and absence of boar offensive odor using a difference between i) a change in a first signal of a first sensor (2) over a sampling period and ii) a change in a second signal of a second sensor (2) over the sampling period. The gas sensor device (10) comprises a hemispherical housing (3) configured to be in intimate contact with the surface of the boar fat (5) in order to sample volatile VOCs in the boar fat (5). The VOC is volatilized by bringing the heating device (1) into contact with the surface of the boar fat (5) and heating the boar fat (5) to a temperature in the range of 200 DEG C to 500 DEG C. The gas sensor device (10) is designed for on-line use on a slaughter house production line.

The utility model discloses a conveying and separating device applied to waste treatment in a slaughter house, which comprises a shell, a feed port mounted at the top of the shell, support legs mounted at the bottom of the shell, two fixing blocks mounted at the top of the inner wall of the shell, springs mounted at the bottoms of the fixing blocks, and springs symmetrically mounted on the other side of the top of the inner wall and corresponding to the fixing blocks in position. A discharging hopper is installed on the side face of the inner wall of the shell, an opening of the discharging hopper corresponds to the tail end of the conveying device, the tail end of the discharging hopper penetrates out of the bottom of the shell, a drainage hopper is connected to the bottom of the conveying device and connected to the top of a filter box through a first hose, and a drainage pipe is installed on the side face of the filter box. The drainage pipe penetrates out of the side wall of the shell. By means of the device, waste can be filtered twice during filtering, the filtering precision is improved, the device can be automatically cleaned, the automation degree is remarkably improved, the labor cost is reduced, and the production efficiency is improved.

The present disclosure relates to a novel method for rendering slaughtered poultry (mainly chicken and turkey) kosher following the Jewish Kashrut laws. More particularly, the method concerns the salting and washing processes the slaughtered poultry go through prior to packaging and marketing as Kosher foods. During the novel koshering process the birds are hung on stripes, keeping them from touching and salting each other. The end product of the disclosed method of the current application is a Kosher bird that contains less salt, compared to other traditional standard koshering techniques.

The utility model relates to the field of solid-liquid separators for sewage treatment, in particular to a solid-liquid separator for sewage treatment in a slaughter house. Comprising a fixing frame and a connecting structure, solid-liquid separation equipment is installed on the upper surface of the fixing frame, a drainage pipe is installed on the inner wall of the solid-liquid separation equipment, a connecting pipe is installed at the end, away from the solid-liquid separation equipment, of the drainage pipe through the connecting structure, an adjusting handle is installed on the inner wall of the solid-liquid separation equipment, and a balancing weight is slidably connected to the arc surface of the adjusting handle; the arc surface of the drain pipe is provided with a connecting structure. According to the solid-liquid separator for sewage treatment in the slaughter house, the problems that in the prior art, a connecting pipe is installed on a drainage pipe in a butt joint mode through a fixing buckle and a bolt, and in the butt joint installation process, a worker needs to use tools such as a screwdriver to firmly install the connecting pipe on the drainage pipe in a butt joint mode; and due to the fact that the installation mode is very cumbersome, the installation efficiency of personnel is low.

The present application relates to sewage treatment technical field, propose a kind of slaughterhouse sewage treatment method and water treatment agent, water treatment agent, raw material includes the following weight parts component: chitosan 40~50 parts, activated carbon 20~40 parts, polystyrene sodium sulfonate 18~26 parts, polyethylene imine 4~18 parts, inorganic polymer flocculants 15~25 parts.Through above technical scheme, solve the problem of poor removal effect of water treatment agent in related art on CODcr and animal fat in slaughterhouse sewage.

The invention relates to a method for supplying CO2 gas to a venue comprising a facility (20) requiring CO2 or a mixture containing CO2, such as a slaughter house or a greenhouse for cultivating plants, characterized by the following steps: arranging a boiler (4) capable of supplying hot water to the venue within the venue, said boiler performing an oxygen combustion process between fuel (14) and pure oxygen (1), the oxygen supplied to the boiler being obtained from a liquid oxygen source present in the venue; some or all of the CO2 contained in the flue gas produced by the boiler is recovered by transferring heat between the flue gas and liquid oxygen in an exchanger (2).

The invention discloses a boron-free and iron-free foliar fertilizer suitable for plateau wolfberry and a preparation method thereof, and belongs to the technical field of agricultural fertilizers. The foliar fertilizer is characterized in that the foliar fertilizer does not contain boron and iron elements, is rich in manganese, molybdenum and selenium elements, and is mainly prepared from urea, KH2PO4, rare earth nitrate, MnSO4, ZnSO4, KCl, sodium metasilicate, methionine, EDTA, ammonium molybdate, CuSO4, sodium selenite, lithium chloride, cobalt chloride and a liquid solvent according to a specific weight percentage or thousand parts. The liquid solvent is preferably a plateau slaughter house sewage biogas slurry rich in amino acid. The invention also provides a preparation method of the foliar fertilizer, which comprises the following steps: mixing solid raw materials to prepare powder A, taking a liquid solvent as a liquid B, and mixing and dissolving before application. The foliar fertilizer is specially designed for the plateau environment, can effectively solve the problem of lack of pertinence in the prior art, remarkably improves the yield and quality of Chinese wolfberry fruits, reduces the fruit cracking rate and enhances the disease resistance.

The invention discloses a poultry quantity counting method and system, and belongs to the technical field of quantity counting methods and systems based on a deep neural network, and the method comprises the steps: obtaining video data of a loading and unloading area; performing frame extraction processing on the video data to obtain a static image; each frame of static image is analyzed based on an artificial intelligence target detection algorithm to identify a to-be-detected target in the static image, and the to-be-detected target comprises poultry; identifying an identification result on the static image; performing de-duplication processing on the identified static images of different frames based on a de-duplication target detection algorithm so as to remove the to-be-detected target which is repeatedly identified; and counting the poultry subjected to the de-weighting treatment to obtain the quantity of the loaded and unloaded poultry. According to the invention, the detection is not interfered by the high-humidity and high-dust environment of the slaughter house area, and accurate counting of the number of poultry can be ensured.

The present invention provides two types of low-value crude byproducts SOB and POB having various hydrocarbon contents i.e. huge amount of unconverted-TG,-FFA,-methanol along with -glycerol derived from slaughterhouses and poultry animal wastes fat oils biodiesel as novel bio-feedstocks for the production of C5+ hydrocarbons, especially bio-aromatics. The method demonstrates a vapor phase catalytic process for the direct conversion of such crude byproducts 10 SOB and POB to produce bio-aromatics suitable renewable fuel application, over a versatile Zn / SBZ extrudate shape micro-mesoporous zeolite catalyst in a fixed bed reactor unit under mild reaction conditions. The method is also for increasing the overall economy of the biodiesel industries by converting their low-value crude byproducts into high-value fuel-grade hydrocarbons.

The invention provides waste gas treatment equipment for a cattle slaughter house, and relates to the technical field of waste gas treatment equipment.The waste gas treatment equipment comprises a collecting assembly, an oil removing assembly and an absorbing assembly, the collecting assembly comprises an air box and an air duct, and a suction assembly is installed at the bottom of the air duct and comprises a suction port and a rotary valve; the top of the air bellow is provided with an air draft assembly, the air draft assembly comprises an air duct and a fan, the inner side of the air bellow is provided with a flow guide assembly, and the flow guide assembly comprises a supporting plate and a guide plate; according to the waste gas treatment equipment for the cattle slaughter house, the evaporation speed of moisture in waste gas absorption liquid can be increased, so that the moisture can be evaporated while active ingredients in the waste gas absorption liquid are consumed, and then the concentration of the waste gas absorption liquid is kept; the reduction of the waste gas purification effect caused by the reduction of the concentration of the waste gas absorption liquid is avoided, and the device is suitable for purifying the waste gas in the cattle slaughter house.

The utility model discloses a slaughter house wastewater sedimentation tank, and belongs to the technical field of wastewater treatment equipment.The slaughter house wastewater sedimentation tank comprises a sedimentation tank body, a mounting plate, a residue filtering plate and a driving assembly, the mounting plate is detachably connected to the top of the sedimentation tank body, and a water inlet identical to an opening of the sedimentation tank body is formed in the mounting plate; the residue filtering plate is slidably connected to the interior of the sedimentation tank body, the driving assembly is used for driving the residue filtering plate to ascend and descend, and the driving assembly is mounted on the mounting plate. After slaughter house wastewater is discharged into the sedimentation tank body, the driving assembly drives the residue filtering plate to ascend, large impurities in the slaughter house wastewater can be filtered, meanwhile, the sedimentation tank body can settle the slaughter house wastewater discharged into the sedimentation tank body, the space occupied by filtration and sedimentation of the slaughter house wastewater is reduced, and large-scale treatment of the slaughter house wastewater is facilitated.

The invention relates to the technical field of slaughterhouse wastewater treatment, in particular to a slaughterhouse wastewater filtering and treatment system, comprising: a pretreatment module, comprising a grid for filtering solid pollutants and an air flotation tank for removing grease and suspended matter; a biological treatment module, which is connected to the pretreatment module and comprises a hydrolysis acidification tank for decomposing organic matter into small molecular organic matter and an aerobic tank for decomposing and removing the small molecular organic matter; a filtering treatment module, which is connected to the biological treatment module and comprises a sedimentation tank for precipitating biologically treated wastewater and a filtering tank connected to the sedimentation tank for filtering the precipitated wastewater; a detection module, comprising an image acquisition unit arranged inside the air flotation tank, and a water quality detection unit arranged inside the aerobic tank and the sedimentation tank; and a control module, which is respectively connected to the pretreatment module, the biological treatment module, the filtering treatment module and the detection module, thereby improving the treatment efficiency of the slaughterhouse wastewater.

The invention relates to the technical field of slaughter waste collection, and discloses a slaughter house waste centralized collection device which comprises a collection box, the right side of the collection box communicates with a discharge port, a filtering mechanism is arranged on the upper middle portion of the inner side of the collection box and comprises a screen, and the screen is arranged on the upper middle portion of the inner side of the collection box. Supporting plates are fixedly connected to the front side and the rear side of the bottom of the screen, the bottoms of the connected sides of the two supporting plates are fixedly connected with the same connecting plate, a support is arranged on the left side of the collecting box, a mounting frame is fixedly connected to the top of the support, and a lifting assembly is arranged on the upper middle portion of the inner side of the collecting box. The first motor drives the disc to rotate and drives the inserting column to move, the inserting column pushes the connecting plate to move up and down through the inserting groove, and therefore the supporting plate drives the screen to move up and down in a reciprocating mode, screen meshes cannot be blocked by solid waste, and the waste is discharged through the discharging opening.

The invention provides a slaughter sewage resourceful treatment system, and belongs to the technical field of sewage treatment.The slaughter sewage resourceful treatment system comprises a pretreatment subsystem, an up-to-standard treatment subsystem and a resourceful utilization subsystem, and sewage treatment equipment is constructed to be connected with an anaerobic fermentation tank through a pipeline; the resource utilization subsystem comprises a waste fermentation tank, a biogas generator and a water and fertilizer integrated machine, the waste fermentation tank is configured to ferment solid waste subjected to solid-liquid separation by the grating to obtain available organic fertilizer, and the biogas generator is configured to generate power by using biogas collected by anaerobic fermentation of the anaerobic fermentation tank to obtain available electric energy; the water and fertilizer all-in-one machine is configured to mix the biogas slurry filtered and collected by the sewage treatment equipment with available organic fertilizer to obtain available water and fertilizer. According to the invention, resources in the sewage treatment process are fully excavated and reused in the slaughterhouse and the ecological system thereof, so that zero-pollution high-cycle discharge from the slaughterhouse and from the resources to the slaughterhouse is realized.

The application discloses a double-scene automatic material receiving and overturning cutting equipment suitable for fresh-cut beef and mutton, belongs to the technical field of meat fresh-cut processing equipment, and is designed for non-frozen fresh-cut processing of acid-discharging cold fresh beef and fresh whole mutton carcasses. The equipment adopts a separable modular structure, comprises an intelligent meat hanging cabinet module and a lifting and translating overturning operation table module, and can be commonly used in double scenes. Fresh products are automatically lifted and discharged, the height of the operation table is adjusted, translation alignment and angle overturning are realized through four groups of servo motors, and a flexible fresh product clamping mechanism is matched to avoid damage to fresh meat, so that a PLC control system realizes full-process automatic linkage. The application solves the problems of poor scene adaptability, easy damage to meat, and low automation degree of existing fresh-cut equipment, has the advantages of non-damage meat protection, high efficiency, hygiene, convenient operation and low cost, and is widely applicable to fresh-cut processing links of community fresh-cut beef and mutton stores and small slaughterhouses.

The utility model provides an automatic bone sawing device for a slaughter house, which relates to the field of automatic bone sawing equipment for the slaughter house and comprises a transverse moving assembly, a half splitting assembly and a supporting seat, the transverse moving assembly comprises a base, a supporting plate mounted at the top of the base, a servo motor, a rack and a gear, and the servo motor, the rack and the gear are used for moving the supporting plate. The six-axis mechanical arm is fixed to the top of the supporting base, the belt type splitting saw is used for splitting, and the fixing support is used for supporting the belt type splitting saw. Precise positioning of pig carcasses is achieved through the positioning assembly, the RGB camera, the line laser scanner and the multi-dimensional force sensor collect related information of the pig carcasses and transmit the information to the PLC, the PLC analyzes and processes the data and then sends control instructions to the servo motor, the six-axis mechanical arm and the belt type splitting saw, and the servo motor drives the six-axis mechanical arm to rotate. And the actions of the transverse moving assembly and the splitting assembly are precisely controlled, so that high-precision splitting of the pig carcasses is realized.

The invention relates to a bio-based water-based coating and a preparation method thereof, and belongs to the technical field of high value-added utilization of biomass resources and crossing of water-based coatings. The bio-based water-based coating is prepared from the following components in parts by weight: 30 to 50 parts of pig hair-based prepolymer, 10 to 20 parts of multi-element double-bond organic compound, 10 to 30 parts of multi-element organic aldehyde, 8 to 20 parts of multi-element organic amine, 4 to 5 parts of emulsifier, 0.3 to 0.5 part of defoaming agent and 30 to 40 parts of deionized water. According to the invention, slaughter house by-product pig hair is used as a raw material, the pig hair is chemically modified to obtain a prepolymer with amino and sulfydryl in a molecular chain, and the prepolymer is further reacted with a multi-double bond organic compound, multi-element organic aldehyde and multi-element organic amine to form a molecular chain network cross-linked bio-based polymer. And a cheap, green and environment-friendly new material is provided for the bio-based paint. More importantly, the preparation method of the bio-based water-based coating provided by the invention is a solvent reaction, and is easy for large-scale preparation.

The invention provides a slaughter house waste mixing treatment device, belongs to the technical field of slaughter waste treatment, and solves the technical problems of low slaughter house waste mixing treatment efficiency, high energy consumption and the like in the prior art. Comprising a base, a foundation pit is formed in the base, a sorting and discharging mechanism, a slicing mechanism, a smashing mechanism, a curing and mixing mechanism, a primary screw elevator and an auxiliary material adding tank are arranged at the upper end of the base, a secondary screw elevator is arranged in the foundation pit, a slitting mechanism is arranged at the lower end of the slicing mechanism, and two premixing mechanisms are arranged at the upper end of the curing and mixing mechanism. Wherein one premixing mechanism is respectively connected with the sorting and discharging mechanism, the primary screw elevator and the secondary screw elevator through water pipes, and the other premixing mechanism is respectively connected with the primary screw elevator and the secondary screw elevator through material guide pipes. Through the quadruple design of graded crushing, intelligent regulation and control, heat energy circulation and module maintenance, mixed reaction treatment of slaughter house waste can be effectively and rapidly carried out with low energy consumption.

The utility model discloses a slaughter house waste collecting and treating device which comprises a mounting box, a feeding port is formed in the top of the mounting box, a sewage draining port is formed in the bottom of the mounting box, a first mounting plate is fixedly connected to the inner wall of one side of the mounting box, and a first electric telescopic rod is rotationally connected to the top of the first mounting plate; a first rotating shaft is fixedly connected to the top end of the first electric telescopic rod, a filter screen is rotatably connected between the two ends of the first rotating shaft, a supporting plate is fixedly connected to the inner wall of the bottom of the mounting box, two second rotating shafts are rotatably connected to the top of the supporting plate, and one side of each second rotating shaft is rotatably connected with the filter screen; and the outer wall of one side of the mounting box is fixedly connected with a second mounting plate. The fixing plate and the connecting plate are driven by the second electric telescopic rod to move, so that the brush and the scraper are driven to move on the filter screen, impurities such as fur attached to the filter screen are cleaned, manual cleaning is not needed, and convenience and rapidness are achieved.

The utility model discloses water-saving intelligent high-pressure cleaning equipment, which belongs to the field of environment-friendly cleaning equipment in slaughter houses and comprises a fixed seat, a water tank arranged at the top of the fixed seat, a top cover arranged at the top of the water tank, a water inlet pipe arranged above the top cover, and a conveying mechanism arranged on one side of the water tank, a conveying pipe is arranged at the input end of the conveying pump, the conveying pipe is communicated with the interior of the water tank, a fixing frame is arranged above the fixing base, a water spraying mechanism is arranged at the top of the fixing frame, the conveying pump is connected with the water spraying mechanism through a pipeline, and the water spraying mechanism comprises a water spraying pipe; when the device is used, a switch of the device can be adjusted in real time according to on-site requirements, the output power can be flexibly changed so as to adapt to the requirements of different cleaning intensities and ranges, the water yield is accurately controlled, and the practicability of the device is improved.

The invention discloses a slaughtering workbench for slaughtering in a slaughter house, and relates to the technical field of slaughtering workbenches, the slaughtering workbench comprises a workbench surface, the inner wall of the workbench surface is slidably connected with a blood draining partition plate for draining blood of livestock, the upper surface of the workbench surface is fixedly connected with a supporting frame, and the inner wall of the supporting frame is fixedly connected with two fixing plates; a first servo motor is installed on one side face of the fixing plate located on the right side of the two fixing plates, the output shaft end of the first servo motor is fixedly connected with a threaded rod rotationally connected with the fixing plates, and the outer surface of the threaded rod is in threaded connection with a supporting plate. Livestock can be placed on the blood draining plate in the slaughtering workbench to be cut, water can be sprayed to the surface of the blood draining plate before and after use, a scraper blade is driven to move in a reciprocating mode, and therefore the blood draining plate is cleaned, water and impurity residues are reduced, the situation that the livestock slides and deviates in the follow-up livestock cutting process is avoided, and the livestock cutting efficiency is improved. Therefore, the cutting and slaughtering effects on the livestock are ensured.

Disclosed is a slaughterhouse meat transport system comprising; a plurality of working stations; a conveyor system comprising a plurality of tracks connecting the working stations and facilitating transport routes; a plurality of suspended meat carriers associated with respective individual carrier tags; and a switch track configured for selecting a transport route among the transport routes; and a system controller arrangement configured to control said conveyor system and to track a location of individual suspended meat carriers; wherein said system controller arrangement is configured to individually route an individual suspended meat carrier of said plurality of suspended meat carriers along a transport route of said plurality of transport routes in said conveyor system on the basis of said individual carrier tag. Disclosed is also a use of the system and a method of routing an individual suspended meat carrier in a slaughterhouse.

The pork suspension frame for the slaughter house comprises a hanging frame, the hanging frame is of a frame type design, an object placing rod is arranged in a positioning groove in a clamped mode, the outer surface of the object placing rod is attached to the outer surface of the positioning groove, a hook is arranged on the side, located in the hanging frame, of the object placing rod, and the hook is connected with the object placing rod in a clamped mode. A buckling limiting mechanism is arranged on the outer surface of the storage rod, and the positions between the hooks are limited through the buckling limiting mechanism, so that the positions between the hooks can be adjusted at will. According to the pork suspension frame for the slaughter house, when the suspension frame is used, the number of the clamping frames placed in the placing cross beam needs to be adjusted according to the size of hung pork, then the positions of the clamping frames on the placing cross beam are adjusted, and the clamping frames are clamped into the arrangement grooves, so that the distance between the subsequently hung pork is adjusted; the distance and the quantity of hung pork can be conveniently and flexibly adjusted, and the practicability of the suspension frame is improved.

The application discloses a live pig conveying device for slaughterhouses, which comprises a pig driving channel, a saddle type conveying belt and a device shell connected to one side of the pig driving channel, and further comprises a plurality of groups of lifting mechanisms movably connected to the saddle type conveying belt and sequentially arranged on the saddle type conveying belt, wherein the lifting mechanism comprises a segmented bottom plate, L-shaped turning rods are rotationally connected to both ends of the segmented bottom plate through rotating shafts, torsional springs are arranged at the rotationally connected positions, and a limiting assembly is further arranged between the segmented bottom plate and the L-shaped turning rods; through the linkage action of the L-shaped turning rods, the segmented bottom plate and a lifting air bag, combined with the track guidance of a track changing mechanism, the lifting mechanism can sequentially lift the forequarters and hindquarters of the live pig in stages, stably releases the pig legs squeezed between the body and the conveying belt, avoids the injury of the pig legs, greatly reduces the stress reaction of the live pig due to the discomfort of the limbs, and simultaneously reduces manual correction.