114results about How to "Stable working condition" patented technology

The embodiment of the invention provides a manipulator control method and system, and the method comprises the steps: generating a control instruction, carrying out the compression processing of the control instruction, and transmitting the compressed control instruction to a manipulator through a wireless module; determining a delay index according to the receiving time of receiving the execution result data and the sending time of sending the execution result data by the manipulator; wherein the execution result data is obtained by executing corresponding actions by the manipulator according to the received control instruction and is sent to the control end; determining a synchronization index according to the delay index and the interference index of the detected signal in the transmission process; and when abnormal synchronization is judged according to the synchronization index, optimizing a processing method of a control instruction and / or a transmission method of a wireless module. Through continuous synchronism detection and optimization adjustment, it can be guaranteed that the system keeps a stable and normal working state for a long time, the synchronization performance is improved, and the control precision of the manipulator is guaranteed.

The invention discloses a data fusion method and system for a fire detection sensor, relates to the technical field of data fusion, remarkably improves the reliability and accuracy of the system, and solves the problems of false alarm, missing report, environmental interference, sensor fault and the like. By introducing a detailed anomaly detection module and a multi-level threshold evaluation mechanism, the system can accurately distinguish normal fluctuation and real fire signals, and reduces false alarm and missing alarm; in addition, the environment monitoring module calculates an environment interference coefficient in real time and compares the environment interference coefficient with a threshold value, so that the influence of environment factors on the detection accuracy is effectively dealt with, and the detection reliability is improved. The safety fault-tolerant module monitors the state of the sensor and the data transmission process in real time to ensure that a data compensation mechanism is started when the sensor fails or data is lost, so that the fault-tolerant capability of the system is enhanced; the comprehensive measure ensures the stability and accuracy of the system under various interference and fault conditions.

The utility model relates to a laser automatic frequency locking system based on similarity identification spectrum, comprising a laser, a spectrum module, a digital PID feedback controller and an automatic frequency locking operation system, the automatic frequency locking operation system is used for determining a locking point of a received spectrum signal based on a similarity identification algorithm, and determining a corresponding automatic frequency locking parameter based on the locking point, and performing PID locking control on the laser by the digital PID feedback controller based on the automatic frequency locking parameter of the locking point. The scheme has the advantages of small environmental influence interference, more stable working state, wide application range and high working efficiency.

The invention relates to the technical field of rapeseed treatment, and provides a preliminary treatment device and method for mechanical harvesting of oilseed rape, the preliminary treatment device comprises a device shell and a rotating rod, a fixed screen frame is fixed to the top of the device shell through bolts, a servo motor is fixedly installed in the fixed screen frame, and a rotating shaft is fixedly welded to an output shaft of the servo motor; a discharging treatment assembly is installed on the device shell, a multifunctional screening assembly is installed on the device shell, a fourth filter screen plate is fixedly connected to the interior of the device shell, a push plate is fixedly welded to a rotating shaft, a sealing plate is slidably connected to the side end of the bottom of the device shell in a penetrating mode, and a discharging pipe is connected to the bottom of the device shell. The discharging treatment assembly comprises a storage barrel. By means of the technical scheme, the problem that in the prior art, primary treatment equipment for mechanical harvesting of oilseed rapes cannot remove large-size impurities and small-size impurities separately is solved.

The invention belongs to the technical field of uranium concentration, and particularly relates to an online debugging system and method for a regulating valve of a uranium concentration factory. The system comprises at least two raw material containers, at least three block valves and at least one purification material receiving container, the at least two raw material containers are mutually connected in parallel and are respectively connected to the feeding main pipe loop line through independent branch pipelines; the feeding main pipe loop line is connected with the centrifugal cascade; each branch pipeline is connected in series with a regulating valve; uranium hexafluoride gas is stored in the at least two raw material containers; at least three block valves are connected in series on the feeding main pipe loop line and are respectively positioned between two adjacent raw material containers and between the raw material containers and the centrifugal cascade; and the purifying and collecting container is respectively connected with an outlet of each raw material container through a feeding and purifying pipeline. The regulating valve can be debugged and verified online by using a uranium hexafluoride medium, so that the problem that real working conditions cannot be simulated due to great difference from actual working conditions when static and dynamic debugging and verification are performed offline by using an air medium is solved.

The invention relates to the technical field of particle detection, in particular to a SiPM test and calibration method and system for particle detection application, and the method comprises the following steps: extracting a slope quadratic difference set to determine a current change inflection point, calculating a local slope change proportion set to obtain a breakdown breakover voltage point, analyzing the output pulse triggering probability, and calculating the current change inflection point; and in combination with a photon number extraction probability growth interval, constructing a refined pulse extraction detection efficiency reference ratio, screening high-density trigger data, and calculating a spatial deviation extreme value, so that the system bias compensation voltage is adjusted. According to the method, the breakdown breakover voltage point is positioned, so that measurement interference caused by basic background noise is avoided, the attenuation number is counted to establish a trigger probability sequence, a preset maximum likelihood estimation model is combined to extract a detection efficiency reference ratio, a channel deviation extreme value is calculated to directly correct parameter fluctuation, and array global dynamic balance is established. And the long-term stability of the whole detection working state is maintained.

The utility model relates to a smoke guiding device for smoke pipe welding. The device comprises a smoke guide cylinder, a fixing clamp, an air exhaust assembly and an iron wire, one end of the smoke guide cylinder is connected with a plugging nut through the fixing clamp, the plugging nut is fixed to the smoke leakage position of a smoke pipe through the iron wire, and the air exhaust assembly used for exhausting smoke is installed at the other end of the smoke guide cylinder through the fixing clamp. According to the scheme provided by the invention, when the leakage point of the smoke pipe is subjected to repair welding, the smoke can be drained, the smoke is prevented from influencing maintenance operators, and the health and safety of the maintenance operators are ensured.

The invention relates to the technical field of power equipment, and particularly discloses an electric drive system and a vehicle. The output end of the generator controller is electrically connected with the battery module; the generator is electrically connected with the input end of the generator controller, and the power output end of the generator is configured to be in transmission connection with a torsion damper on the engine; the input end of the motor controller is electrically connected with the battery module; the first motor is electrically connected with the output end of the motor controller, and the power output end of the first motor is configured to be in transmission connection with a left wheel; the second motor is electrically connected with the output end of the motor controller, and the power output end of the second motor is configured to be in transmission connection with a right wheel; the electric drive system has a power generation mode, a pure power mode, a range extending mode and an energy recovery mode. According to the electric drive system and the vehicle, the modes can be smoothly switched, and it is guaranteed that the working state of the generator is stable.

This invention relates to the field of auxiliary heating therapy devices, and more particularly to an auxiliary heating therapy device for pediatric diarrhea, comprising a hand handle and a treatment head. A control main board is disposed inside the hand handle, and a control switch is disposed on the surface of the hand handle. An ultrasonic transducer is disposed inside the treatment head, and a heating layer is adhered to the bottom of the ultrasonic transducer, which also serves to seal the bottom surface of the treatment head. The input end of the control main board is connected to the control switch, and the output end of the control main board is connected to the ultrasonic transducer and the heating layer. Through the cooperation of the ultrasonic transducer and the heating layer inside the treatment head, sufficient stimulation of acupoints is achieved. Simultaneously, the cooperation of the control main board and the control switch ensures the stable operation of the ultrasonic transducer and the heating layer. By configuring the treatment head as an upper and lower shell connected by a connecting spring, force can be applied to massage acupoints through the hand handle, and the heating layer remains in contact with the skin during massage.

The present application relates to copper nickel ore sorting technical field, specifically for low grade copper nickel ore combined sorting device and process, including heavy plate feeder, the output end of heavy plate feeder is connected with short distance closed belt conveyor, the present application can separate 87.7% of invalid gangue components in advance after the whole set of combined sorting process is put into operation, reduce the material volume of flotation section from the source, the reagent dosage and water and electricity energy consumption are reduced synchronously, effectively reduce the processing cost of low grade copper nickel ore, significantly improve the production profit level of the project, the waste rock produced by sorting is used as underground filling aggregate after fine crushing, which replaces the purchased gobi sandstone raw material, achieves closed loop utilization of solid waste resources, and meets the green mine development and construction guidelines.

This invention discloses an automatic start-up and load-variable control method for an air separation argon purification system. Automatic start-up, load-variable operation, and steady-state adjustment of the argon purification system no longer require operator intervention; operators only need to change the system's load flow rate setpoint. During automatic start-up, load-variable operation, and steady-state adjustment, the system operates stably, and the nitrogen content of the liquid argon in the product meets requirements. This completely solves the problems of easy overpressure in the argon purification tower and the necessity of discharging substandard liquid argon during the initial automatic operation of the argon purification system, eliminating safety hazards and saving energy consumption. When the argon purification system is operated at reduced load, the minimum load can reach 20% of the normal load, and the operating conditions remain stable, while the product quality still meets requirements. This solves the problem of frequent start-up and shutdown of the argon purification system when user usage fluctuates significantly.

The application relates to a heat exchange device, an ethylene heating method and an ethylene storage system. The heat exchange device comprises a heat exchange medium storage space, a first heat exchange pipeline and a second heat exchange pipeline. The heat exchange medium storage space stores heat exchange medium. The melting point of the heat exchange medium is not higher than -90 DEG C, and the boiling point is not higher than 80 DEG C. The pipe body of the first heat exchange pipeline is arranged in the heat exchange medium storage space, and the pipe opening of the first heat exchange pipeline is arranged outside the heat exchange medium storage space. The first heat exchange pipeline is used for passing in steam to heat the heat exchange medium. The pipe body of the second heat exchange pipeline is arranged in the heat exchange medium storage space, and the pipe opening of the second heat exchange pipeline is arranged outside the heat exchange medium storage space. In the direction of gravity, the second heat exchange pipeline is arranged above the first heat exchange pipeline. The application indirectly exchanges heat between ethylene and steam through the heat exchange medium, and the risk of leakage is not easy to occur.

The application relates to a screening type annular vibration grinding machine suitable for alumina, which comprises a vibration grinding machine body, the vibration grinding machine body at least comprising a grinding groove and an automatic screening device, the automatic screening device comprising a climbing plate assembly and a discharge plate assembly. The climbing plate assembly comprises a fixed frame, a rocking plate assembly, a rotary limiter, a locking assembly and a foolproof assembly. The screening type annular vibration grinding machine can realize quick switching of the working state of the climbing plate assembly, and the operation is simple and the machine can be operated without stopping. The climbing plate assembly of the screening type annular vibration grinding machine can realize stable keeping of the working state, and the posture of the driving rocking plate and the driven rocking plate cannot be changed due to high-frequency vibration of the device. After the two steps of front pulling of the foolproof assembly and rear pressing of the pressing piece are completed, the rotation freedom degree of the rotating shell and the driving rocking plate is unlocked, and then the driving rocking plate is rotated to complete the state switching of the rocking plate assembly.

This utility model relates to the field of power machinery technology and discloses a centrifugal mechanical power enhancer, including a support frame with a symmetrical support structure. One end is fixed with a reinforcing part, and the other end is rotatably connected to a second gear disk. The middle section supports a drive device. The drive device, using a motor structure, is located at the lower part of the support frame and is connected to the drive shaft via a chain to provide initial rotational power. The reinforcing part, the core power enhancement unit, includes: a first gear disk, coaxially connected to a connecting shaft, with an inner gear ring meshing with a drive gear, and circumferentially distributed mounting positions for the iron-throwing parts on the outer side; a positioning disk, coaxially arranged with the gear disk and maintaining a distance, rotatably connected to the support frame via bearings, providing a reaction force fulcrum for the iron-throwing parts; and three symmetrically arranged iron-throwing parts, each containing a 24 kg iron-throwing body. This utility model features a compact structure, efficient transmission, and enhanced power through the cooperation of the iron-throwing parts and gear disks. The electrical control cabinet allows for precise adjustment, adapting to different loads and exhibiting strong stability.

The utility model provides a kind of construction engineering construction temporary electricity protection box, belong to construction engineering construction equipment technical field, protection box includes box, door, protection mechanism and support structure, protection mechanism sets breathable side plate, its L-shaped breathable hole, top baffle, bottom butt sheet cooperate box clamping groove and water guide hole, and fixed by mounting piece and bolt, support structure sets support leg, support plate and reinforcing rib.The utility model solves the problems of insufficient rain and dust protection, poor heat dissipation and poor stability of existing protection boxes, and has the beneficial effects of stable structure, good rain and dust protection effect, efficient heat dissipation, easy installation and stable support.

The invention relates to the technical field of power electronic control, and discloses a ground short circuit protection method of an energy storage converter, electronic equipment and a storage medium, under the condition that the energy storage converter is determined to work in an off-grid working condition, a ground relay is closed so as to continuously acquire the real-time output voltage and the real-time output current of the energy storage converter, and the real-time output current of the energy storage converter is acquired; and when the continuous statistical duration that the real-time output voltage and the real-time output current continuously meet the preset short circuit judgment condition reaches the preset judgment duration, it can be determined that the energy storage converter has the short circuit to ground, and in order to prevent the energy storage converter from being further damaged when the short circuit to ground occurs, the energy storage converter is controlled to be shut down through wave sealing, so that the energy storage converter is prevented from being damaged. And the N-line relay, the A-phase relay, the B-phase relay and the C-phase relay are disconnected, so that stable and reliable grounding short-circuit protection can be realized, and the energy storage converter is ensured to always operate in a stable working state.

The utility model relates to a ventilation equipment field provides a kind of air duct assembly, air conditioning system and vehicle.Wind channel component includes air supply device, air supply device includes wind box, and wind box is opened with air inlet and air outlet, air inlet is provided with filter piece, and the position corresponding with air inlet in wind box is provided with air guide piece;Distribution box, fluid communication is in air outlet, and distribution box is provided with valve group, and distribution box includes first air duct, second air duct and third air duct, first air duct is fluid communication with the driver's room of vehicle, second air duct is fluid communication with the traction motor cabin of vehicle, third air duct is fluid communication with the passenger room of vehicle, and valve group is used to distribute the air intake of first air duct, second air duct and third air duct.The air duct assembly can make the airflow output of each air duct stable, avoid the air supply fluctuation caused by external wind pressure variation, ensure the comfort of driver's room, passenger room and the heat dissipation effect of traction motor cabin, improve the reliability of vehicle operation, simplify the structure of air duct assembly.

The invention relates to the technical field of clamping type banana stem cutting, in particular to clamping type banana stem cutting equipment and a using method, the clamping type banana stem cutting equipment comprises a rack, and a clamping mechanism and a cutting mechanism are sequentially installed on the upper surface of the rack in the length direction of the rack; according to the designed clamping mechanism, the clamping conveying belt can stably clamp banana stalks with different diameters, and in the process that the clamping conveying belt moves on the two-way threaded rod in the opposite direction or the back-to-back direction, the rotating rod, the hinged shaft and the rotating shaft can be always in belt transmission connection; therefore, the clamping conveying belt can continuously conduct transmission, and the stable working state can be kept no matter how the diameter of the banana stalks changes.

The present invention discloses a power distribution cabinet with a wire bundling structure and a method thereof, and relates to the technical field of power distribution cabinets, comprising a cabinet body and a wire bundling device, wherein a cabinet door is arranged on the surface of the cabinet door, a handle is fixedly installed on the surface of the cabinet door, and an electrical component is fixedly installed on the inner wall of the cabinet door, wherein the wire bundling device comprises a sliding frame, a sliding rod, a wire bundling frame, a rotating rod, a gear, a fixed plate, a fixed rod, a sliding plate, a rack, a wire bundling rod and a linkage plate, wherein the rotating rod rotates counterclockwise to drive the gear to rotate, the gear rotates to squeeze the rack to move toward the fixed plate, the rack moves to drive the wire bundling rod to move to further squeeze the wire to prevent the wire from being excessively pulled, and when the wire is accidentally pulled, the rack and the wire bundling rod immediately further fix and support the wire to prevent it from being pulled further, thereby avoiding damage or rupture of the wire due to sudden pulling force, thereby protecting the stability and safety of the electrical system.

The utility model provides a kind of facade fixed type tension adjusting device, and tension adjusting device includes mounting seat, and mounting seat is provided with tension adjusting assembly, and the mounting seat has facade fixed plate, fixed base plate, and facade fixed plate and fixed base plate are integrally formed and form right-angle angle structure, and facade fixed plate is fixedly connected with the facade of equipment rack, and fixed base plate is provided with tension adjusting assembly, and the mounting seat further has side baffle, and side baffle and facade fixed plate are integrally formed and right-angle extension and fixed base plate form half-enclosing structure, and side baffle is provided with wire hole, and yarn passes through wire hole and passes through entire tension adjusting device.Tension adjusting device is fixed on the surface of equipment by mounting seat, and installation is convenient, and can be set up installation according to need, and mounting seat has half-enclosing structure, and yarn, fiber silk etc. can be protected to a certain extent, and structure is stable and reliable.

The utility model discloses a reinforced packing carton, including paper box body, both sides of paper box body all are provided with main part box cover, the inner wall of corresponding side in paper box body with main part box cover is bonded with reinforcing paperboard, the inboard of paper box body is connected with lining side board, lining side board lower side is equipped with lining bottom board, lining side board upper side is equipped with lining box cover. This reinforced packing carton is integrative in paper box body and is provided with lining box cover, lining bottom board and lining side board, through lining box cover, lining bottom board and lining side board constitute the " N " shape structure in paper box body, can carry out the bottom work to paper box body, can strengthen the stress intensity when the article of paper box body is held, and lining bottom board is wrapped in the lower main part box cover outside, makes the packing carton lower part constitute integral structure, to strengthen the wearing performance of packing carton bottom, guarantees the safe use of packing carton.

The utility model relates to a bearing protection device of mechanical grading mill, including frame, two main motors are installed to both sides of frame, the output of two main motors installs grading wheel drive, grinding disc drive respectively, grinding disc drive and grading wheel drive connect hollow shaft and solid axle through V type belt respectively, solid axle is placed in hollow axle hole, grinding disc is installed on hollow axle, and is inside the cavity of grinding cavity, grading wheel is installed on solid axle, and is above grinding disc inside the cavity, the upper and lower end of hollow axle is provided with big bearing respectively, and is supported by big bearing, the upper and lower end of solid axle is provided with small bearing respectively, and is supported by small bearing, the outer ring of grinding disc is provided with toothed grinding ring, the cavity of grinding cavity is provided with air guide ring below, and air guide ring is below toothed grinding ring, compared with prior art, the utility model can improve the service life of bearing, reduce the wear and tear and failure risk of bearing, and further improve the effect of equipment grinding and grading.

The utility model discloses a circuit structure of an electronic hookah. The circuit structure comprises an MCU main control module, a driving module, a heating module, a temperature control module and a power supply module for supplying power to the electronic hookah, the heating module is composed of a heating wire and a heating piece which are electrically connected with the driving module. According to the scheme, by arranging the MCU main control module, the driving module, the heating module, the temperature control module and the power supply module for supplying power to the electronic hookah, the temperature of a tobacco bowl or hot airflow in the electronic hookah can be monitored in real time, so that the heating power of a heating wire and a heating piece can be adjusted in time, tobacco burning or equipment overheating is prevented, and the use experience of a user is guaranteed; and moreover, by adjusting the heating power and controlling the temperature, the inhalation of harmful substances can be reduced. Meanwhile, the heating module is composed of a heating wire and a heating piece, a single heating source is not adopted any more, the tobacco materials are heated more evenly, the smoke taste is richer, and the smoking experience of a user is improved.

The utility model discloses a building electrical cable conveying device, and relates to the cable conveying technical field, the building electrical cable conveying device comprises a fixed seat, a mounting groove, an adjusting mechanism and a conveying mechanism, the mounting groove is arranged in the fixed seat, the adjusting mechanism is arranged in the mounting groove, the conveying mechanism is arranged on the top of the adjusting mechanism, and the conveying mechanism is arranged in the mounting groove. The number of the conveying mechanisms is two. Under the cooperation of the adjusting mechanism and the conveying mechanisms, the operation of a forward and reverse motor is controlled through an external control switch, and under the cooperation of a first threaded column, a second threaded column, a mounting block and a limiting sliding rod, the distance between the two conveying mechanisms is adjusted according to the sizes of cables, so that the cables of different sizes can be conveyed; and then the motor is controlled to operate through the external control switch, and the cable is conveyed under the cooperation of the main guide roller, the auxiliary guide roller and the conveying belt, so that the cable can be automatically conveyed, the labor intensity of workers is reduced, and the conveying efficiency is improved.

The invention relates to the field of brakes, and discloses a novel return mechanism and a dry type electronic parking brake, a first connecting part and a second connecting part are both provided with U-shaped bayonets, and a first fixing part and a second fixing part are both provided with left flanges and right flanges abutting against the U-shaped bayonets; the first fixing part and the second fixing part are fixed to the main spring frame in a riveting mode. The guide spring frame is located between the upper supporting spring frame and the lower supporting spring frame, and the guide spring frame is fixed to the main spring frame through riveting; limiting openings are formed in the left end and the right end of the guide spring frame. The brake has the advantages of being reliable in return, low in dragging, free of additional supports and the like.

This invention relates to the field of electricity metering box technology, specifically to an electricity metering box with a built-in detachable concentrator and its assembly method, comprising: a box body, and a cabinet door rotatably mounted on the box body, a guide rail provided inside the box body, and a concentrator slidably mounted on the guide rail; a fixing plate symmetrically arranged at the bottom of the box body, on which a push rod and a follower rod are slidably mounted, the follower rods being symmetrically distributed; a follower locking mechanism disposed on the concentrator and connected to the box body, the follower locking mechanism being able to drive the follower rod to move synchronously when the push rod moves, and locking the position of the concentrator inside the box body; and a rotation and translation mechanism disposed on the fixing plate, the rotation and translation mechanism being provided with a limit component, the concentrator being installed in a safe and orderly manner by locking the position of the concentrator through the follower locking mechanism and locking the push rod and follower rod through the limit component.

The table type water purifier comprises a shell, a water inlet and outlet seat arranged at the bottom of the shell and a filter element assembly detachably installed on the shell, the water inlet and outlet seat is provided with a first water way connector, the filter element assembly is provided with a second water way connector communicated with the first water way connector, and the shell is provided with a top opening. The filter element assembly is arranged in the shell from the top opening in the vertical direction or separated from the shell, the limiting ring and the shell are formed in a split mode, the limiting ring is arranged in the shell, and the limiting ring is matched with the filter element assembly in a stopping mode to limit displacement of the filter element assembly in at least one direction. Due to the fact that the shell is provided with the top opening, and the limiting ring and the shell are formed in a split mode, when the filter element assembly is overhauled or replaced, the filter element assembly can be taken out from the top opening in a lifting and pulling mode and the like, the filter element assembly does not need to be screwed, the risk that the filter element assembly is separated in the taking process is avoided, and the replacement difficulty of the filter element assembly is reduced.

The utility model relates to helium purification technical field especially helium circulation purification equipment, including filter box and set up the filter box outside filter box cover, and, open cover subassembly, including fixedly connected in the fixed plate of filter box inner wall, set up the first guide plate and the second guide plate of fixed plate outside and fixedly connected in the support plate of filter box cover inner wall, and, positioning subassembly, including fixedly connected in the second mounting block of filter box inner wall and fixedly connected in the first mounting block of support plate end face, and, gas guide subassembly, including the gas inlet pipe of intercommunication in filter box outer wall, the utility model discloses through the opening and closing state linkage drive open cover subassembly of valve in gas guide subassembly and synchronous action with it, to realize the efficient opening and closing of filter box cover, the operation efficiency has been improved significantly, cooperate positioning subassembly, ensure that the box cover can be reliably locked in opening and closing position, effectively maintain the stable state of work.

The utility model discloses a brushless electric support rod stable in operation, which comprises an outer sleeve, an inner shell arranged on the inner wall of the outer sleeve, and a transmission area defined in the inner shell, a motor, a gear box and a damper which are axially and sequentially jointed are arranged in the transmission area, a first sealing piece is arranged between the motor and the gear box, and a second sealing piece is arranged between the gear box and the damper. The first sealing piece comprises a first pressing edge axially connected between the motor and the end face of the gear box in an abutting mode, the first pressing edge extends towards the central axis to be provided with a connecting body embedded in the gear box, and the connecting body is fixedly connected with the end face of the motor and embraces the periphery of the output end of the motor. A second sealing element is arranged between the damper and the gear box, and is provided with an L-shaped main body which is radially extruded between the opposite walls of the inner shell and the gear box and axially extruded between the end surface of the damper and the end surface of the gear box; the peripheries of the damper, the L-shaped body and the gear box are provided with a plurality of positioning components which are sequentially and oppositely arranged, and the multiple positioning components are connected and abut against one another in the axial direction.

The present application relates to the technical field of mixer, in particular to a multi-stage sealed anti-splashing food mixer, which comprises a support frame and a support disc arranged above the support frame, a drive arranged on the support frame and used to drive the support disc to rotate, a stirring barrel arranged above the support disc, a positioning structure arranged on the support disc and used to position the stirring barrel, and a lifting seat arranged above the stirring barrel; a plurality of first hydraulic telescopic rods are fixedly connected to the support frame, and the telescopic ends of the first hydraulic telescopic rods are fixedly connected to the lifting seat; a rotating seat is rotatably sleeved to the outside of the lifting seat; a sealing element matched with the rotating seat is mounted on the top end of the stirring barrel; and a feeding and stirring assembly is mounted on the lifting seat; the lifting seat drives the rotating seat to move downward to a preset position, so that the sealing element is pressed against the connection between the stirring barrel and the rotating seat; a continuous pressing force is applied by the hydraulic pressure, so that the sealing element can still be kept in close contact even in the case of vibration and abrasion, thereby realizing anti-splashing.