495results about How to "Save labor costs" patented technology

The invention discloses a hollow-core optical fiber microstructure size dynamic nondestructive measurement and control system, which is characterized in that a spectral confocal detection module acquires spectral signals reflected by each interface of the cross section of a hollow-core optical fiber from the side surface of the hollow-core optical fiber by using a dispersion confocal principle in a hollow-core optical fiber drawing process, and converts the spectral signals into spectral data; the data analysis module outputs an axial peak value calculated value by using a neural network model according to the spectral data, and converts the axial peak value calculated value into the diameter of a nested glass tube in the nested structure unit; the regulation and control module outputs an airflow regulation instruction according to the difference between the diameter of the nested glass tube and a preset value; the airflow control module adjusts the size of airflow entering the hollow-core optical fiber according to the airflow adjusting instruction, and then the diameter of the nested glass tube is adjusted. According to the invention, the diameter of the nested structure unit in the hollow-core optical fiber can be accurately measured in the production process, and the technological parameters can be adjusted in time according to the product state.

The utility model relates to the technical field of excrement separation, and discloses an excrement separation drainage device for henhouse breeding, which comprises a shell, a separation mechanism is arranged outside the shell, a support frame is fixedly connected to the bottom of the shell, a surge bin is rotatably connected to the inside of the separation mechanism, a self-cleaning mechanism is arranged outside the surge bin, and the self-cleaning mechanism is fixedly connected to the bottom of the shell. The separation mechanism comprises a supporting block, a braking assembly is fixedly connected to the exterior of the supporting block, the braking assembly comprises a motor, the driving end of the motor is fixedly connected with a rotating shaft, a feeding pipe is fixedly connected to the interior of the shell, and a filter screen drum is rotatably connected to the exterior of the rotating shaft; and a feeding hole is formed in the outer part of the rotating shaft. According to the utility model, the supporting block is used for providing stable support for the motor and ensuring the stable rotation of the rotating shaft, so that the combined design of the filter screen drum and the spiral guide plate is ensured, primary solid-liquid separation is realized, the separation speed is increased, and the blocking risk is reduced.

The invention discloses an LLM-based automatic table filling method and device, equipment and a medium, and relates to the technical field of data processing. The method comprises the steps of obtaining a to-be-filled table in a to-be-filled document, and recording the position of the to-be-filled table; obtaining a to-be-filled text input by a user; analyzing the to-be-filled table, and converting the to-be-filled table into an HTML format to obtain a first HTML table; the first HTML table, the text to be filled and a preset Prompt template are spliced and input into an LLM large model; analyzing an entity-attribute relationship between a header field in the first HTML table and the to-be-filled text through an LLM large model; automatically filling the first HTML table to obtain a second HTML table; and inputting the second HTML table to the recorded position to obtain a filled document. By implementing the technical scheme provided by the invention, the accuracy of automatic table filling can be improved.

The invention relates to the technical field of mobile communication, in particular to an urban resident lifestyle identification method based on Wi-Fi handshake data. Wi-Fi handshake data of the mobile terminal are collected; based on the Wi-Fi handshake data, identifying visit events of an individual at different points of interest (POI), and forming a continuous visit sequence according to a time sequence; compressing the visited sequence, and extracting a long-term repeated high-frequency sequence mode; calculating the similarity between the users based on a high-frequency sequence mode, and obtaining a user group cluster with similar lifestyles through clustering; and performing feature analysis on each user group cluster, extracting a core visit sequence, and generating a lifestyle group portrait. Through the technical combination of Wi-Fi handshake data acquisition, sequence compression clustering and sample representativeness correction, comprehensive optimization of urban resident lifestyle identification on coverage integrity, result accuracy, implementation efficiency and cost control is realized, and high-quality data support is provided for urban related decisions.

The utility model discloses a kind of storage devices for cranberry processing, belong to cranberry processing technical field, to solve the existing technology aims at solving the traditional cranberry storage mode of existing technology usually is to directly stack the fruit after picking on the ground of warehouse or simple container, large amount of accumulation can make between fruit mutual extrusion, affect the quality of whole batch cranberry Problem. Including storage box, baffle and locking mechanism, the upper surface of storage box is provided with feeding opening, the inside of storage box is arrayed with multiple groups of layer plates, multiple groups of layer plates divide the inside of storage box into multiple independent storage cavities, the sidewall of storage box is respectively provided with baffle corresponding multiple storage cavities. The storage device for cranberry processing, cranberry can be automatically stored in different storage cavities in layer, avoid the centralized extrusion of large amount of fruit, effectively maintain the integrity and freshness of cranberry, reduce juice loss and loss of nutrient composition.

The application relates to a packaging engineering technology, in particular to a corrugated paperboard box for glass product transportation, which comprises a corrugated box, the top of the corrugated box is rotationally connected with two paperboard covers, the top of the paperboard cover is provided with a sealing cover mechanism, the inner wall of the corrugated box is fixedly connected with a plurality of vertical paperboards, the inner wall of the corrugated box is fixedly connected with a plurality of horizontal paperboards, the sealing cover mechanism comprises a first sealing strip, the bottom of the first sealing strip is fixedly connected to the top of one of the paperboard covers, the inner wall of the first sealing strip is detachably connected with a rubber strip, the top of one of the paperboard covers is detachably connected with a joint plate one, and the inner wall of the joint plate one is provided with a fixing assembly. The application has the effect that the sealing cover mechanism is added, so that the corrugated box is sealed without winding a large amount of adhesive tape outside the corrugated box, the adhesive tape does not need to be removed by means of tools, and the removal can be completed manually, thereby saving time and labor cost.

The utility model relates to the related technical field of biscuit processing machines, and one embodiment of the utility model provides a multifunctional integrated biscuit processing machine which comprises a base and a stirring container, the stirring container is arranged on the base, a moving table is arranged on the base, a driving motor is arranged on one side of the base, and a connecting moving assembly is arranged between the base and the moving table. The telescopic air cylinder is fixed to the base, the stable stirring assembly is arranged on the base and the telescopic air cylinder, the connecting and moving assembly comprises a connecting base, the connecting base is arranged on the surface of the moving table, the stirring container is installed in the connecting base, a control motor is installed in the moving table, and the output end of the control motor is connected with the stirring container. By means of the technical scheme, the technical problems that in the prior art, vibration is prone to being generated in the stirring process, stability is poor, and cleaning is inconvenient are solved.

The utility model relates to the technical field of touchpads, in particular to a touchpad assembly and a notebook computer. The touchpad assembly includes an upper cover and a stiffener. The reinforcing piece is connected to the upper cover, the reinforcing piece is used for supporting the bottom of the touch panel, the reinforcing piece is further provided with a first buckling piece, and the first buckling piece is used for being connected with the bottom cover. Wherein the upper cover and the reinforcing piece are of an integrally-formed structure. The touchpad assembly is provided with the reinforcing part connected to the upper cover, and the reinforcing part can support the touchpad at the bottom of the touchpad, so that the touchpad can be clamped between the upper cover and the reinforcing part to fix the touchpad. The touch panel can be stably installed on the upper cover. Furthermore, the upper cover and the reinforcing piece are of an integrally-formed structure, and the upper cover and the reinforcing piece can be manufactured through one mold in the process of manufacturing the touch pad assembly, so that the mold opening frequency of the structure for supporting the touch pad can be reduced, and the manufacturing cost of the touch pad assembly is low.

The utility model relates to the technical field of LED display screen module installation, and discloses a module connecting device suitable for an ultrathin LED display screen, which comprises a sliding mechanism, a rotating mechanism is arranged in the sliding mechanism, a fixing mechanism is arranged in the sliding mechanism, and the sliding mechanism comprises a frame. An LED display screen module body is arranged in the frame, a sealing cover plate is connected to the inner wall of the frame in an inserted mode, sliding grooves are formed in the left side and the right side of the front end of the sealing cover plate, and guide rods are fixedly connected to the inner walls of the sliding grooves. By reversely rotating the rotating handle, the rotating rod drives the limiting block to reversely rotate in the limiting groove, the rotating rod presses the stopping block, stopping of the stopping block is relieved, the first spring rebounds rapidly, the inserting plate is easily pulled out of the groove in the inner wall of the frame, and then the sealing cover plate can be pulled out of the inner wall of the frame without any hindrance; therefore, the LED display screen module body can be quickly taken out, and the installation and maintenance time and the labor cost are greatly saved.

The utility model relates to the technical field of filter supports, and discloses a quadruple filter support which comprises a carrier and a filtering device, the top of the filtering device is detachably connected with a pressing table, the top of the pressing table is rotatably connected with a knob, the bottom of the knob is fixedly connected with a driven table, and the driven table is fixedly connected with a motor. A plurality of driven grooves are formed in the bottom of the driven table, driven columns are slidably connected to the interiors of the driven grooves, driven plates are rotatably connected to the exteriors of the driven columns, a plurality of driven blocks are slidably connected to the interior of the pressing table, and a first spring is fixedly connected to the inner wall of the left side of one of the driven blocks; the right side of the first spring is fixedly connected with a wedge-shaped block. According to the filter device, the pressing table is quickly disassembled and assembled, complex operation is not needed when the filter element is replaced, the filter element replacement efficiency is remarkably improved, manpower and time cost is saved, it is ensured that the pressing table stably fixes the filter element, the filter element is prevented from being separated in the using process, and stable operation of the filter device is guaranteed.

The utility model discloses a printing device with a three-dimensional multi-surface printing function, which comprises an operating platform, a plurality of fixed rods arranged on the operating platform, a top plate arranged at the end parts of the fixed rods, a movable plate arranged on the fixed rods in a sliding manner, a mounting frame arranged on the movable plate, a printing net arranged in the mounting frame, a driving mechanism arranged on the top plate, and a transverse plate arranged on the movable plate, the output end of the second electric push rod is connected with a mounting plate; a mounting rack is mounted below the mounting plate; a mounting rod is arranged in the mounting rack; an extrusion roller is rotationally arranged on the mounting rod; the two sides of the box body are printed at the same time, time is greatly saved through the design, printing efficiency is improved, operation errors possibly caused by overturning of the box body are reduced, and stability of printing quality is further guaranteed.

The utility model discloses a split type down lamp outer cover and down lamp thereof, including the shell, the top of shell is disconnected and is connected with the lamp cover, and the inside of shell is provided with accommodating chamber, and the lamp cover is used for sealing the top of shell, and the disconnection and connection is convenient for dismounting and transportation, and the accommodating chamber and the shell are integrally formed and convenient for installing the lamp, the utility model discloses through the split type structure design of upper outer cover and lower outer cover makes each part can produce alone, flexible assembly, and the split direct stamping can, and the split can be fitted together, and the occupied space is reduced greatly, and the packing and the logistics cost in the transportation process are reduced, guaranteeing the light output symmetry through the central arrangement of LED board lamp pearl, and the light cup of inner wall is handled through high reflection, and the scattered light of lamp pearl is gathered effectively, and the light utilization rate is improved, the quick fixing of down lamp is realized through the elastic deformation of lamp decoration spring clamp, and the top is sealed through the lamp cover, and the impurities such as dust, water vapor are blocked.

This utility model relates to the field of traditional Chinese medicine processing technology and discloses an intelligent steaming and cooking device for ginger and pinellia, including a heating device and a steaming and cooking barrel. A support plate is fixedly connected to the outer surface of the steaming and cooking barrel, a motor is fixedly connected to the top of the support plate, a rotating shaft is fixedly connected to the output end of the motor, a control frame is fixedly connected to the top of the rotating shaft, a connecting bracket is fixedly connected to the outer surface of the control frame, and a cylinder is fixedly connected to the top of the connecting bracket. This utility model has the following advantages and effects: When the operator needs to add mixed alum to the steaming and cooking ginger water, the motor drives the rotating shaft to rotate, which in turn rotates the control frame, causing it to move away from the steaming and cooking barrel to expose the opening. Then, water is added, and after the medicinal material device is placed in, the rotating shaft is rotated to rotate the control frame so that it aligns with the top of the steaming and cooking barrel. Then, the cylinder drives the air rod to control the sealing cap to press down, thereby closing the steaming and cooking barrel. The top of the sealing cap is provided with an exhaust hole.

The application provides a kind of pathological image benign and malignant classification method and device based on mixed supervision and electronic equipment, it is related to digital pathology image analysis and depth learning technical field, including: obtaining first pathological section and second pathological section;From the first pathological section, divide training and verification section, extract strong supervision sample and construct verification set;From the second pathological section, extract tile and calculate entropy value, based on entropy value, screen tile from negative section with strong supervision sample to form initial training set;After training classification model, use the positive probability predicted by model to combine entropy value, screen semi-supervised difficult example negative sample and semi-supervised positive sample from the second pathological section;Merge to form updated training set to continue training, until performance no longer improves, stop.The application uses a small amount of strong supervision label and a large number of weak supervision section, constructs high-quality training set through entropy value screening and confidence learning, significantly reduces the labeling cost and improves the accuracy of classification model.

The utility model relates to photovoltaic panel installation technical field discloses a photovoltaic panel mounting structure of photovoltaic energy storage system, include: photovoltaic panel, both sides of photovoltaic panel can detachable installation have first locking plate, a plurality of first lock teeth are fixedly connected on the first locking plate.

This utility model discloses an air blowing device, comprising: a driving component; a driving gear; the driving gear being connected to the driving component in a transmission manner; at least one set of air blowing components; the air blowing components include: a driven gear, a rack, and an air blowing element; the driven gear is located between the driving gear and the rack, and meshes with both the driving gear and the rack respectively, so that the rack can move along its own extension direction; the air blowing element is connected to the rack and can follow the rack's movement; the air blowing element has an air outlet, which is positioned facing the product to be blown. In this technical solution, the driving component drives the driving gear to rotate the driven gear. Since the driven gear meshes with the rack, under the action of the rack, the forward and reverse rotation of the gear is converted into linear reciprocating motion, allowing the air blowing element connected to the rack to perform reciprocating air blowing cleaning work on the product to be blown, replacing the original manual handheld air gun cleaning, greatly improving efficiency, and saving time and labor costs.

The utility model discloses wood product heat treatment fumigation equipment, and relates to the technical field of wood product treatment. The wood product heat treatment fumigating equipment comprises a fumigating box and an exhaust pipe fixedly arranged on the top face of the fumigating box in a penetrating mode and extending into the fumigating box, and a fumigating mechanism and a control mechanism are arranged on the inner side of the fumigating box; the control mechanism is located on the outer wall of the fumigating mechanism; the fumigation mechanism comprises a placing part and a fumigation part; the placing part comprises a placing frame and a plurality of placing plates, and the fumigating part comprises an air inlet pipe and a turbine; the fumigation device has the technical effects that the steam inlet pipe in the fumigation mechanism introduces steam into the fixed frame and drives the turbine to rotate to enable the rotating box to rotate, the rotating box exhausts the steam through a plurality of steam outlet pipes, the steam spraying range is enlarged, the steam spraying effect is improved, and the steam spraying effect is improved. All parts of the wooden product are fully fumigated, the fumigating effect is improved, the wooden product quality is guaranteed, and the insect attack risk is reduced.

The application discloses a kind of laser direct writing gray exposure parameter prediction methods based on neural network, belong to gray exposure technical field.This method is used to solve the problem of low efficiency caused by relying on a large number of experimental dose test in traditional gray exposure, inaccurate parameter optimization and insufficient accuracy of prediction model.The technical solution is as follows: first, the data of gray and etching depth under different exposure parameters are obtained by experiment to train the forward neural network model;then, the exposure time that makes the predicted depth greater than the target maximum depth is found by fixing the light intensity and using the model;finally, the gray value matched with the target depth is obtained based on the determined exposure parameters.The application can quickly and accurately predict the optimal exposure time, light intensity and gray value according to the target etching depth, thereby eliminating the repeated dose test process.

This utility model discloses a low-resistance, high-efficiency air filter, belonging to the technical field of filtration equipment. It includes a mounting box and a blower. The blower is housed within the mounting box, and an air outlet pipe is located at the top of the mounting box, connecting to the outlet end of the blower. An air inlet box is fixedly connected to the back of the mounting box, with an air inlet pipe connected to its upper end. An exhaust pipe is fixedly connected to the lower end of the air inlet box, connecting to the inlet end of the blower. Several slots are provided on the back of the air inlet box, each containing a filter frame. This utility model improves maintenance efficiency and makes the device more convenient to use by incorporating filter frames. It can quickly adapt to different air filtration needs. By using filter cotton, it provides air purification, improving air filtration efficiency and ensuring a stable output of filtered air to meet the air purification requirements of various locations.

The utility model discloses a groundwater remediation module based on osmotic oxidation, which belongs to the technical field of environmental remediation and comprises a water-resisting layer, a remediation mechanism is slidably connected to the inner side of the water-resisting layer, and quick release mechanisms are arranged on two sides of the water-resisting layer. The remediation mechanism can be conveniently and independently replaced when the reaction medium zero-valent iron, activated carbon particles and limestone are subjected to performance reduction, failure and the like due to long-time use, the whole remediation module does not need to be disassembled on a large scale, the maintenance cost and difficulty are effectively reduced, continuous and efficient development of underground water remediation work is guaranteed, and the remediation efficiency is improved. When the repair mechanism needs to be integrally overhauled and replaced or parts such as an internal filtering frame need to be deeply maintained, the repair mechanism can be quickly detached from the water-resisting layer through the quick detaching mechanism, so that the time and the labor cost are greatly saved, and the maintainability and the use flexibility of the whole underground water repair module are improved.

The invention discloses a blast furnace incoming iron management data processing system and method. Comprising a data display module, a query module, an export module and a data operation module. The data display module is provided with a converter molten steel receiving display unit, a molten steel receiving team statistical display unit, a blast furnace incoming iron scrap display unit and a blast furnace incoming iron team statistical display unit; and the converter molten steel receiving and displaying unit is used for displaying detailed data received by the converter, wherein the detailed data comprises converter heat, blast furnace heat, time, ladle number, molten iron components and operation information. According to the invention, by integrating blast furnace incoming iron related data and intensively displaying various types of data on different pages, unified management of the data is realized. Meanwhile, convenient data entry, modification and deletion operation and efficient query and export functions are achieved, the time and labor cost of data management are greatly saved, and the data management efficiency is improved.

The application provides a method for post-processing of a photosensitive resin component, and belongs to the technical field of photosensitive resin, and comprises the following steps: immersing the photosensitive resin component into a solution to obtain an intermediate; and sequentially performing atomization treatment and solidification on the intermediate to complete the post-processing. The photosensitive resin component is placed in an atomized environment for photocuring, the surface properties of the component are improved, the adhesion of the model surface is reduced to a certain extent, the surface color of the original component is changed, the surface smoothness is increased, the surface quality of the component after solidification is improved, the surface protection effect of the component is achieved, and the service life of the photosensitive resin component is prolonged.

The utility model discloses a vehicle wire harness connector and a vehicle, the vehicle wire harness connector comprises a male end sheath and a female end sheath, the male end sheath and the female end sheath are correspondingly provided with a plurality of wire harness access holes, the housing of the female end sheath is provided with a mounting warping plate, the housing of the male end sheath is provided with a mounting groove matched with the mounting warping plate, and the mounting warping plate is provided with a mounting groove matched with the mounting warping plate. And the mounting warping plates are positioned on the two sides of the female end sheath and are clamped with the mounting grooves on the corresponding sides. And the female end sheath and the male end sheath are clamped in a manner of arranging the mounting warping plate. The installation warping plates are arranged on the two sides of the female end sheath, the female end sheath is connected with the two ends of the male end sheath, the connection stability is improved, the installation warping plates at the two ends achieve the guiding effect on connection of the male end sheath and the female end sheath, smooth connection of wire harnesses is guaranteed, winding disorder is avoided, and when maintenance and disassembly are needed, the installation warping plates are not damaged. The female end sheath can be easily separated from the male end sheath by pressing down the mounting warping plates on the two sides, and maintenance personnel can carry out disassembly and assembly work with one hand under the condition that the space is limited, so that the maintenance efficiency can be improved.

The utility model discloses a rotating vibration disc protection device, including clamping material bin shell, the detachable protective cover of installation on clamping material bin shell, and clamping material bin shell and protective cover cooperate, and cover on vibration disc mechanism together, still include locking assembly, set up on clamping material bin shell, and locking assembly includes locking wheel and recess, when locking wheel is located in recess, make protective cover fixed in clamping material bin shell. The utility model discloses through setting up clamping material bin shell and locking assembly, and clamping material bin shell and protective cover cover on vibration disc mechanism together, form all -round closed protection, effectively block outside dust, sundries and operator's accidental contact, reduce equipment damage risk, prolong the service life of vibration disc, and locking assembly can easily realize the locking and unlocking of protective cover through the rotation adjusting lever, and the operation is simple and quick, greatly saves the time and manpower cost of equipment maintenance and maintenance.

The utility model discloses a combined gantry hoisting beam, which relates to the technical field of gantry hoisting beams and comprises a first end beam structure, a second end beam structure is arranged on one side of the first end beam structure, and the upper end of the first end beam structure and the upper end of the second end beam structure are connected with a main beam structure. The main beam structure is connected with a suspension arm crane in a sliding manner; when the combined gantry hoisting beam is used, the combined gantry hoisting beam can quickly adapt to environments with different ground height differences through a height adjusting system consisting of the rotating motor, the screw rod and the chassis, complicated auxiliary equipment is not needed, the operation limitation is reduced, and the application range is expanded; compared with manual adjustment, the motor drives the screw to adjust the height, the speed is higher, operation is easy and convenient, the height of the end beam structure and the ground can be adjusted in a short time, the equipment debugging time is shortened, and the working efficiency is improved.

The application discloses a kind of calibration devices for strapdown inertial measurement unit, solve the technical problems of the prior art, such as large size and weight of calibration tool, poor stability, which affects the final test accuracy, and the need to replace the turntable with larger volume and load for overturning calibration, leading to increased resource costs, comprising a calibration bracket, four calibration bracket package angles and a positioning locking device.The calibration bracket is fixedly connected to the inertial measurement unit body through the positioning locking device.The calibration bracket is fixed on the inertial measurement unit body through the positioning locking device, achieving miniaturization design, reducing the weight of the calibration device by about 90%, reducing the volume by about 40%, and greatly saving the resource cost and labor cost of strapdown inertial measurement unit calibration work.

The application provides a method and device for detecting the root cause of antenna feeder abnormalities, electronic equipment and a computer readable storage medium, and relates to the field of wireless communication. The detection method comprises: obtaining an abnormal event in a wireless call record, and extracting target index data of an abnormal event occurrence area, wherein the target index data comprises coverage and interference type index data; determining whether the occurrence of the abnormal event is attributed to coverage interference according to the target index data; if yes, detecting whether there is an abnormality in the lobe angle and / or the antenna azimuth angle according to a root cause detection algorithm. At least the problems of diagnosis and analysis of antenna feeder problems in the related art relying on manual operation of experts, time and manpower consumption, and insufficient experience solidification of first-line personnel in positioning problems, which leads to low problem positioning accuracy, are solved.

The utility model relates to the technical field of clamps, in particular to a quick-opening clamp structure of a miniature reaction kettle. The kettle comprises a quick clamping assembly, a kettle body and a kettle cover are connected through the quick clamping assembly, and an anti-loosening assembly and a fixing assembly are arranged on the quick clamping assembly. Through the design of the quick clamping assembly, the kettle body and the kettle cover are extremely simple, convenient and quick to connect and disassemble, the left half lantern ring shell and the right half lantern ring shell are connected through the first rotating shaft, an operator only needs to manually rotate the right half lantern ring shell to realize opening and closing of the lantern ring, and compared with a traditional complex connecting mode, the connecting structure has the advantages that the structure is simple and convenient; the operation time and the labor cost are greatly saved, and the working efficiency can be remarkably improved especially in an experiment or production scene where the reaction kettle needs to be frequently opened and closed.

The utility model discloses a fire-fighting smoke alarm device which comprises a sleeve, the inner wall of the sleeve is fixedly connected with a plurality of fixing rods, and the fixing rods are annularly and uniformly distributed on the inner wall of the sleeve. According to the utility model, a traditional installation mode depending on 3M glue and magnet adsorption is abandoned, the installation disc and the bolts are matched to fix the roof, and the plurality of bolts can greatly improve the fixing stability of the installation disc, thereby ensuring the stable installation of the sleeve, the fixed rod, the cylindrical block and the smoke alarm body; meanwhile, through unique cooperation of the fixing rod and the limiting groove in the surface of the cylindrical block and combination of upward acting force applied by the elastic assembly, the smoke alarm body is not prone to loosening and falling off due to external force collision, vibration or environment change after being installed, stable operation of the device in the long-term use process is effectively guaranteed, and reliable guarantee is provided for fire safety monitoring. The device has the advantages of being firm in installation and convenient to disassemble and assemble.

The utility model relates to the technical field of medical instruments, and discloses a nursing liquid food supply device which comprises a box body, a liquid food barrel is arranged in the box body, a sliding plate is connected to the inner wall of the liquid food barrel in a sliding mode, a sealing ring is fixedly connected to the bottom of the sliding plate, and sliding strips are fixedly connected to the left side and the right side of the inner wall of the liquid food barrel. Grooves are formed in the left side and the right side of the outer wall of the sliding plate and the left side and the right side of the outer wall of the sealing ring correspondingly, the two grooves are slidably connected with the corresponding sliding strips correspondingly, a box cover is arranged at the top of the box body, and a large gear is rotationally connected to the front side of the inner wall of the box cover. According to the utility model, after the liquid food is filled into the liquid food cylinder, the controller controls the motor to start to drive the pinion and the bull gear to be in meshing transmission, so that the threaded rod rotates, further the sliding plate and the sealing ring are pushed to slowly move downwards along the sliding strip, the liquid food is extruded to flow out from the liquid food pipe, nutrition support is provided for a patient, and the piston rod can be cleaned by detaching the box cover.