373results about How to "Avoid disconnection" patented technology

The invention discloses an intelligent question and answer method and system based on semantic vector optimization and dynamic prompt, and the method comprises the steps: inputting a target question into a trained question and answer model, and obtaining an answer corresponding to the target question; wherein the trained question and answer model comprises an input layer, an embedded layer, a semantic vector generation module, a feature compression module, a dynamic prompt generation module, an answer generation module, a linear layer and an activation function layer which are connected in sequence; wherein the output end of the feature compression module is further connected with the input end of the RAG retrieval module, and the output end of the RAG retrieval module is connected with the input end of the dynamic prompt generation module; according to the trained question and answer model, the training process comprises the steps that a semantic vector generation module is constructed, and the semantic vector generation module is pre-trained; and setting the pre-trained semantic vector generation module in the question and answer model, training the question and answer model, and when the total loss function value does not decrease any more, stopping training to obtain a trained question and answer model.

The embodiment of the invention provides a sound effect control method and device and computing equipment. The sound effect control method comprises the steps that a scene picture to be controlled is divided into at least two scene areas; in response to a sound effect control event of a target scene region, determining region content information of the target scene region, and determining a target sound effect parameter of the target scene region according to the region content information, the target scene region being any one of the at least two scene regions; and controlling the sound effect of the target scene area according to the target sound effect parameter of the target scene area. Regional division is carried out on a scene picture to be controlled, sound effects of different scene regions are independently regulated and controlled, different sound effects are allowed to be played in different scene regions, the layering sense and dynamic expressive force of the sound effects are improved, dynamic sound effect control is achieved based on region content information of scene dynamic change, and the user experience is improved. The sound effect in a complex scene is prevented from being disjointed with an actual scene, and the control effect of the sound effect is improved.

The full-flow low-flow-resistance quick connector comprises a main shell and a valve element rotationally arranged in the main shell, a valve element flow channel is formed in the valve element, the valve element is connected with a rotating valve rod driving the valve element to rotate, an interlocking connecting piece is arranged at the head end of the main shell, and the interlocking connecting piece is connected with the valve element flow channel. The locking pin is installed in the sliding cavity of the main shell in a telescopic mode, and the head end of the locking pin can penetrate through the interlocking connecting piece and be exposed out of a pin hole of the interlocking connecting piece. When the valve core rotates to a valve closing state, the head end of the locking pin is allowed to be pressed down after being pressed, so that the head seat interlocking connecting piece is allowed to be unlocked; when the valve element rotates to the state that the valve is not closed, the head end of the locking pin is not allowed to be pressed down after being pressed, so that the head seat interlocking connecting piece is not allowed to be unlocked, the head seat cannot be separated, the locking pin locks the locking clamping clack so that the locking clamping clack cannot rotate relatively, the head seat cannot be separated, and the connecting state is stable and reliable.

The invention provides a display panel and a display device, and relates to the technical field of display, pixel driving lines and data lines are electrically connected with pixel driving circuits respectively and are used for transmitting control signals and data signals to the pixel driving circuits respectively; the shift register circuit is used for transmitting control signals to the pixel driving lines, and the gating circuit is used for transmitting data signals to the data lines. The shifting register circuit comprises a plurality of cascaded shifting registers, namely a plurality of cascaded first shifting registers and a second shifting register cascaded with the first shifting registers, and the first shifting registers are located in the area where the pixel driving circuit array is located. The second shifting register is located on the side, facing the edge of the display panel, of the pixel driving circuit array, and the gating circuit is located between the pixel driving circuit array and the second shifting register. Therefore, the signal interference between the shift register circuit and the data line can be reduced, and the display accuracy of a display product can be improved.

The invention relates to the technical field of servers, and discloses a server and a data center, the server comprises a server case, a first heat dissipation assembly and a refrigeration sheet, the server case is internally provided with a front function module and a rear function module, and the front function module and the rear function module are sequentially arranged along a first direction; the first heat dissipation assembly is arranged in the server case and comprises first heat dissipation fins and a first fan module, and the first heat dissipation fins and the first fan module are sequentially arranged between the front function module and the rear function module in the first direction; the refrigeration sheet is arranged on the side wall, in the second direction, of the server case and comprises a cold end and a hot end, and the cold end abuts against the first cooling fin; the second direction is perpendicular to the first direction, an internal cold source is provided for the server, the temperature in a server case is effectively reduced, and a continuous and stable low-temperature environment is provided for a rear functional module; and the heat dissipation efficiency in the server case is improved.

The invention discloses a tungsten alloy wire and a product and a preparation method thereof, the tungsten alloy wire is composed of a tungsten alloy bus and a self-lubricating composite coating, and the self-lubricating composite coating sequentially comprises a pre-coating and a composite coating from inside to outside. On one hand, the tungsten alloy bus is etched through hydrofluoric acid, and meanwhile, the pre-plating bottom layer is added, so that the binding force between the electroplated layer and the tungsten alloy bus is enhanced. Meanwhile, the lubricating composite coating is prepared by adding solid lubricating particles into the electroplating liquid for composite electroplating, so that the die loss in the drawing process is effectively reduced, and the cost is saved; and on the other hand, a nickel aminosulfonate pre-plating process is changed, and impact nickel is used as a pre-plating bottom layer of the diamond wire, so that the binding force of the grinding composite coating and the diamond wire bus is improved, and the problems of wire breakage or silicon wafer scratching and the like caused by falling of the grinding composite coating in the cutting process of the diamond wire can be prevented.

The invention relates to the technical field of electrode plate preparation, and particularly discloses a method for preparing a dry-method electrode plate through glue spraying and coating, and the method comprises the following steps: S1, respectively pouring dry-method powder into two feeding mechanisms; s2, vertically unwinding the current collector by an unwinding mechanism; s3, cutting the head ends of the two dry-method self-supporting films which are longitudinally symmetrical along the current collector by a preliminary compounding mechanism; s4, the two attached dry-method self-supporting films and the current collector enter a rolling mechanism to be rolled to form a pole piece; and S5, guiding the pole piece into a single-section drying oven by a guide roller II for drying. The head end of the dry-method self-supporting film is cut off through the head end cutter, and when the dry-method self-supporting film is compounded with a current collector in a rolling mode, the head end of the dry-method self-supporting film is in a flush state, so that the head end of the pole piece formed in a rolling mode is kept in a flush state, and when the pole piece is put into use in the later period, the head end of the pole piece does not need to be cut; therefore, waste of the current collector is avoided.

The knitting machine table comprises a knitting machine main body mechanism, and the knitting machine main body mechanism comprises a base, a supporting stand column, a middle large disc, a middle ejector rod, a top large disc, a top support, a silk feeding disc support, a rotating cylinder, a needle hanging groove, a self-positioning settling base, a hook-shaped closing needle and a cloth discharging rotating frame. The multiple sets of supporting stand columns are evenly and fixedly arranged on the base, the middle large disc is fixedly arranged on the supporting stand columns, the multiple sets of middle ejector rods are evenly and fixedly arranged on the middle large disc, the top large disc is fixedly arranged on the middle ejector rods, and the top large disc is fixedly arranged on the top large disc. According to the invention, the problem that a fabric has edge marks due to the fact that the roundness of a knitting needle is out of tolerance can be effectively reduced, and the problem that the maintenance difficulty is large due to rapid positioning and resetting in the disassembly and maintenance process is improved; the phenomenon of frequent shutdown time caused by yarn winding or breakage is reduced, and the production efficiency is improved.

The invention discloses a gear shifting method of a vehicle, a gear shifting device of the vehicle, the vehicle and a computer program product. The application finds that the vehicle is easy to lose power during gear shifting because the driving force of the whole vehicle is provided by the auxiliary power source when the torque of the main power source is reduced to zero to carry out direct-drive gear shifting in the related technology; an auxiliary power source depends on a battery, and when the capacity of the battery is insufficient, the driving force of the whole vehicle is easily reduced, and even power is lost. In order to avoid the problem, according to the gear switching method, when a battery is in high power, only the torque of P2 is increased, so that the torque of a front axle is reduced to zero; and when the battery is in low power, in order to avoid overcurrent of the battery, the P2 and the engine are controlled to jointly reduce the torque of the front axle to zero. Under the condition that the torque of the front axle is zero and the sum of the torque P2 and the torque of the engine is not zero, it is indicated that the main power source can still provide part of energy for whole vehicle driving, the problem of power loss can be effectively solved, and at the moment, gear shifting of reverse gear-speed regulation-forward gear can be triggered. In order to guarantee the speed regulation quality, only the P2 is controlled in the speed regulation process, and the front axle torque is recovered after gear shifting. According to the method, power loss can be avoided in the gear shifting stage, the vehicle driving stability is improved, the driving safety is guaranteed, and the user experience feeling is enhanced.

The invention relates to the field of thread fabric detection, in particular to a detection device and method for a warp knitting machine for improving the thread fabric defect detection precision, and the device comprises a workbench which is provided with a guide roller for guiding a thread fabric; the supporting plate is arranged on the workbench, two pressure applying structures are symmetrically arranged on the supporting plate, and abutting rollers installed on the pressure applying structures are matched with the supporting plate; the linear driving module is connected with two groups of scrapers arranged on the workbench, the linear driving module can drive the scrapers to reciprocate in the width direction of the line fabric, and first convex shafts are arranged at the ends of the scrapers; the side plate is connected with the linear driving module, and a lifting groove and a stepping groove are formed in the side plate; the triggering assembly is connected with the pressure applying structure, and the triggering assembly can enable the abutting roller to execute one-time lifting action when the scraping plate moves to the end of the thread fabric; and the camera is arranged at the upper part of the workbench and is used for carrying out image acquisition on defects on the thread fabric, so that the detection precision is improved.

The invention discloses an antenna connector connecting device and a manufacturing process thereof, and relates to the technical field of antenna connector connection.The antenna connector connecting device comprises a table, a double-hole block is fixed to the right side of the top face of the table, two round holes are formed in the top face of the double-hole block, and two through holes are formed in the left side of the double-hole block; one ends of first springs are fixed to the bottom ends of the interiors of two round holes of the double-hole block respectively, a middle arc plate is fixed to the other ends, away from the double-hole block, of the two first springs, a U-shaped guide plate is fixed to the left side of the top face of the table, a U-shaped sliding plate is slidably installed at the bottom end of the interior of the U-shaped guide plate, and a servo motor is fixedly installed at the bottom end of the interior of the U-shaped sliding plate; according to the invention, the arc strip plate is limited through the sliding rod, so that the problem that the connection effect of an antenna connector is poor due to the fact that one end of the antenna is not aligned with a terminal is avoided.

The invention belongs to the technical field of plastic recovery, and particularly relates to a 3D printing waste recovery device which comprises a cyclic crushing mechanism, a rolling mechanism, a shredding mechanism and a main base. According to the device, the printing waste is circularly crushed by arranging the cyclic crushing mechanism, crushed particles are screened by utilizing an opening of the screening rotating wheel, finer waste particles are selected, the fine particles are heated more uniformly and melted faster, the energy consumption is reduced, the production time is shortened, and the production efficiency is improved. The problems that an existing recycling device is large in size and not suitable for recycling a small amount of waste are solved. The coiling mechanism is arranged, waste materials are firstly made into pipe materials, then the pipe materials are shredded through the shredding mechanism, on one hand, wire breakage can be avoided during discharging when the pipe materials are made, on the other hand, later storage management is facilitated after the pipe materials are made, a small amount of waste materials can be conveniently recycled, and the pipe materials can be cut into wire rods of different sizes through the shredding mechanism; and the wire rods with different sizes are suitable for various application scenes and can be more flexibly utilized and recycled.

The utility model discloses a multi-pipe type static mixer, and particularly relates to the field of static mixers, the multi-pipe type static mixer comprises a group of static mixer shells, the bottom of the group of static mixer shells is fixedly connected with a discharge pipeline, the top of the static mixer shells is fixedly connected with a cover body through a flange, and the top of the cover body is fixedly connected with an input pipe; and the interior of the static mixer shell is connected with a mixing assembly through a fixing mechanism. The connecting block of one mixing blade is inserted into the butt joint groove of the other mixing blade, and the positioning rod is inserted into the positioning groove, so that the two mixing blades are spliced, and the splicing effect of the two mixing blades can be achieved after the positioning rod is inserted into the positioning groove; after the butt joint block and the connecting block are connected in an inserted mode, the joint of the butt joint block and the connecting block is wrapped in the butt joint block, and therefore when mixed materials impact the surfaces of the mixing blades, the joint between the mixing blades is not prone to damage. Through the cooperation of the structures, the effect of protecting the joint of the mixing blades is achieved.

The invention discloses a light atmosphere adjustment device for digital exhibition hall design, which relates to the technical field of light adjustment, and comprises a shell and a device body, wherein the device body is inside the shell, a heat dissipation device is installed on the surface of the device body, a maintenance port is opened on the surface of the shell, a maintenance plate is rotatably installed inside the maintenance port, a protective device is arranged inside the shell, an elastic telescopic rod is fixedly installed on the left side of the device body, a connector is fixedly installed on the free end of the elastic telescopic rod, a wire is arranged on the connector, and a back plate is fixedly installed on the left side of the shell, when the air inside the hollow frame cannot be discharged from the exhaust pipe in time, the increase of the air pressure inside the hollow frame will push the sealing plate and the extrusion frame to move, and the extrusion frame will squeeze the wire to restrict the movement of the wire, so as to prevent the wire from moving quickly to the outside of the shell and affecting the connection between the device body and the wire.

The present invention relates to the technical field of electric vehicle charging, and in particular provides a V2G charging pile, a portable fast charger and a charging system. The portable fast charger includes a portable charger, two charging connector assemblies and two quick connection assemblies. The present invention can provide multiple points of real-time and accurate current or voltage data, prevent the system from misjudging as overcurrent or overvoltage due to sudden instantaneous voltage or current fluctuations at a certain point, effectively prevent the misjudgment of overcurrent or overvoltage due to instantaneous voltage or current mutations caused by voltage spikes, current mutations and the like in the power grid, and at the same time, ensure the stability and stability of the charging / discharging plug-in process, reduce deviations or shaking during plug-in, avoid damage or safety risks caused by poor plug-in, and prevent loose or disconnected connections caused by external factors such as vibration and pulling, thereby ensuring the continuity and safety of the charging / discharging process.

The invention relates to a computer external hard disk protection device with an anti-falling function, in particular to the field of hard disk accessories. The defects that the connecting position of a hard disk and a data line is sensitive and is easily influenced by external force, and the use experience is influenced are overcome. A computer external hard disk protection device with an anti-falling function comprises a protection shell, the protection shell is slidably connected with a hard disk, the hard disk is connected with a data line interface in an inserted mode, the upper side and the lower side of the hard disk are each fixedly connected with at least four fixing guide blocks, and the hard disk is fixedly connected with fixing rails symmetrically arranged along the hard disk. Limiting blocks are slidably connected between the fixing rails and the hard disk, and clamping teeth are symmetrically arranged on the front side and the rear side of the data line interface and used for being matched with the limiting blocks to clamp and fix the data line interface. When the pushing piece is impacted, the limiting block is pushed to be matched with the clamping teeth, the data line interface and the hard disk are locked in time, the situation that the data line and the hard disk are loosened and disconnected due to impact is avoided, and the connection safety is guaranteed.

This invention relates to the field of game development technology, and more particularly to a large-map game development system based on multi-level task interaction. The system includes a large-map scene parsing module, a task hierarchy association module, a task-map association interaction module, and a large-map interaction development module. The game development engine uses the scene parsing module to perform topological deconstruction of the original large-map materials, generating a map topology dataset. Based on the map topology dataset, a multi-level task interaction framework is constructed and bound, generating a task-map association dataset. Based on the task-map association dataset, the interaction trigger conditions for each task node are configured, generating a task interaction rule set. The map topology dataset, task hierarchy association table, task-map association dataset, and task interaction rule set are integrated and compiled to form a large-map game interaction program. This invention clarifies the specific rules for game players to trigger and complete tasks in different map areas and different scene levels.

The utility model provides a battery box for an electric vehicle, which comprises a box body with a top opening, a connecting bottom plate arranged at the bottom of an inner cavity of the box body, a plurality of connecting sockets arranged on the connecting bottom plate, a plurality of batteries arranged in the box body, connecting plugs arranged at the bottoms of the batteries and corresponding to the connecting sockets, and the connecting plugs are inserted into the connecting sockets. The top of the box body is provided with a wire outlet, the end of the wire extends out of the wire outlet and is connected with a motor of the electric vehicle, the top of the box body is further provided with a pressing rod, the bottom of the pressing rod is provided with a pressing block in a clamped mode, the bottom of the pressing block makes contact with the top of the battery, and the pressing block is made of elastic materials. According to the battery box for the electric vehicle, the connection of the battery and the connection socket is integrated in the box body, so that the connection plug can be conveniently aligned with the connection socket, the tight connection is ensured, and the normal operation of the electric vehicle is ensured; the pressing block prevents the battery from moving up and down, connection disconnection is prevented, and the elastic pressing block prevents the battery from being damaged due to extrusion on the battery when the pressing rod is pressed downwards.

The utility model discloses a governor vessel moxibustion appliance belongs to medical instrument field. The utility model adopts technical scheme, a governor vessel moxibustion appliance, including a plurality of first and last joint's assembling part, the assembling part includes two parallel and symmetrically arranged side plates, one end of the side plate inboard has recessed third round connecting part, the utility model assembles only needs to align second arc groove with second L type arc plate, then through rotation and rotates second L type arc plate to second arc groove, makes second arc convex platform to second L type arc plate and carries out the limit, can complete the assembly of two assembling parts, and installation is quick, can greatly reduce the labor intensity of medical staff, greatly increases the ability of adapting to different height patient, and the hospital only needs to purchase a certain number of assembling parts when purchasing governor vessel moxibustion appliance, carries out the separate replacement of the assembling part damaged in the use process, can effectively reduce the cost of hospital adoption.

This invention belongs to the field of heat exchanger technology, specifically a tubular air conditioning heat exchanger, comprising: a heat exchanger body, which internally defines a shell side for refrigerant phase change heat transfer and heat exchange tubes penetrating the shell side; an acoustic vibration excitation assembly, including a sound wave generator disposed within the heat exchanger body and a low-frequency vibrator coupled to a tube bundle support frame, for applying multi-physics field coupled excitation energy to the shell side fluid and the liquid film on the inner wall of the heat exchange tubes; a multi-mode sensing network, including a differential pressure sensor installed at the shell side inlet and outlet, an optical fiber displacement sensor embedded in the cross section of the heat exchange tubes, an electrical conductivity probe array closely attached to the gas-liquid interface, a capacitance tomography sensor surrounding the shell side periphery, and a broadband hydrophone for capturing the sound pressure at the antinode of the standing wave in the cavity; and a real-time closed-loop drive for the low-frequency vibrator, enabling the heat exchanger to maintain adaptive phase-locked operation between breaking through thermal resistance boundaries and overload protection, significantly improving the system's energy conversion extreme value and long-term disturbance rejection life.

The invention relates to the technical field of winding machines, in particular to a full-automatic winding machine capable of preventing wire breakage, which comprises a winding machine body and a bottom plate, the bottom plate is mounted at the end part of the winding machine body, a movable seat and a fixed seat are arranged at the end part of the bottom plate, a mold fixing cylinder is arranged in the movable seat, an outer sleeve is arranged in the fixed seat, and a wire inlet cylinder is inserted into the side wall of the fixed seat; a conveying wheel is arranged in the outer sleeve, and a first moving plate is arranged on the side wall of the fixing base. By arranging the tension detection sensor, the tension condition of the wire rod in the winding process is monitored, when the tension exceeds a preset safety range, the tension detection sensor can rapidly transmit a signal to the first servo motor, the first servo motor is started and adjusts the positions of the rotating ring and the adjusting ring, the conveying path and the tension state of the wire rod are changed, and the wire rod is conveyed. The problem of wire breakage caused by too high tension is reduced and avoided, the stability and reliability of wire winding are improved, production interruption and waste products caused by wire breakage are reduced, and the production efficiency is improved.

The utility model provides a gas nozzle for plastic welding, which relates to the technical field of plastic welding and comprises a welding pipe and a ventilation sleeve, one side of the welding pipe is fixedly communicated with the ventilation sleeve, and one end of the welding pipe is fixedly communicated with a welding rod storage sleeve. A sliding groove is formed in the top of the welding rod storage sleeve, a pull rod is slidably connected to the sliding groove, a welding rod is inserted into the welding rod storage sleeve, the protective cover is closed, the welding rod is prevented from falling off from the interior of the welding pipe in the welding process, the overall length is decreased after the welding rod is melted in the welding process, and at the moment, under the action of a first spring, the welding rod is prevented from falling off from the interior of the welding pipe. When the welding rod is pressed downwards, the sliding block is driven to move downwards to extrude the welding rod, so that the welding rod is filled in a welding pipe, the problem of welding breakage or uneven welding thickness in the welding process is prevented, the mode of manually pressing the welding rod downwards is further replaced by the device, and the working efficiency is improved.

This utility model discloses a modular, easily detachable cold-feed filter press cavity, comprising: a fixed arc plate and a movable arc plate, which are connected by a splicing structure. The splicing structure is composed of a connecting plate, a movable bend, a vertical plate, and a trapezoidal platform. A connecting block is provided on the upper side of the fixed arc plate. In this easily detachable modular, cold-feed filter press cavity, the motor rotates the threaded rod, causing the movable bend to move, which in turn moves the movable arc plate horizontally, facilitating splicing. The trapezoidal platform prevents the connecting plate from disconnecting from the vertical plate. When disassembly is required, pushing the trapezoidal platform rotates the connecting plate, allowing for easy rotation and disassembly of the connecting block and the movable arc plate. The filter screen is slotted and secured within the filter box, facilitating filter screen replacement. The filter screen filters the conveyed material, effectively removing impurities.

The utility model provides a kind of aeration pipe for compost, mainly relates to aeration equipment technical field.A kind of aeration pipe for compost, including aeration pipe, the both ends of the aeration pipe are respectively screwed with quick connector, the top surface of the aeration pipe is equipped with several evenly distributed aeration holes, and the section of the aeration pipe is regular hexagon structure.The utility model has the beneficial effect that: aeration pipe adopts regular hexagon section design, can be stably placed on ground when installing, avoid the deviation of aeration hole caused by rolling, ensure that gas is evenly discharged;Evenly distributed aeration hole makes the gas distribution of compost area more balanced, effectively improves oxygen supply efficiency, promotes the uniformity and efficiency of compost fermentation process, provides stable environment for microbial activity.

The utility model relates to the technical field of radio frequency coaxial connectors, and discloses a quick connection type radio frequency coaxial connector which comprises a connector body, one side of the connector body is fixedly connected with a tightening plate, the outer side of the tightening plate is movably connected with a fixing sleeve, the inside of the fixing sleeve is movably connected with a buckle, the tightening plate comprises a plate body, and the plate body is fixedly connected with the tightening plate. The outer side of the plate body is fixedly connected with a limiting strip, one side of the outer side of the limiting strip is provided with a clamping groove, one side of the outer side of the plate body is fixedly connected with a check block, and the inner side of the plate body is fixedly connected with an anti-falling block. The fixing sleeve is moved to enable the tightening plate to be tightened towards the middle, then the anti-disengaging block can press the cable, the anti-disengaging block is arranged in an inwards inclined mode, the cable is prevented from being broken under pulling, connection can be conducted without the help of an external tool, and connection is convenient and rapid.

This invention discloses a NAND flash memory reliability management method and system based on a bad block spatial diffusion dynamics model, belonging to the field of semiconductor memory reliability management technology. The method uses confirmed bad blocks as diffusion sources and establishes a bad block spatial diffusion probability model using weighted physical distance between blocks, diffusion attenuation length varying with junction temperature according to an Arrhenius relation, a temperature change rate driving term, and a wear susceptibility function. A real-time risk score is calculated for each block, and based on this, safe zones, warning zones, and danger zones are divided, performing routine detection, encrypted detection and write restrictions, preventative migration, and pre-isolation respectively. Combined with temperature shock protection and online calibration of model parameters, bad block management shifts from reactive replacement to proactive handling, improving data reliability under high temperature and temperature shock conditions and reducing detection bandwidth overhead.

The present invention discloses an ink heating module of an ink circulation system, which belongs to the field of printing technology, and includes a lower fixed block and an upper fixed block, wherein the upper fixed block is arranged above the lower fixed block; a mounting groove, wherein the mounting groove is arranged on the adjacent surfaces of the lower fixed block and the upper fixed block; a heating tube, wherein the heating tube is arranged in multiple groups, wherein the heating tube is arranged between the lower fixed block and the upper fixed block, and both upper and lower ends of the heating tube can be plugged into the corresponding mounting groove; and a liquid inlet, wherein the liquid inlet is arranged on the side surface of the lower fixed block. The present invention can realize that when the ink circulates from the inside of the circulation cavity, large bubbles will directly float up into the air collecting hood, while small bubbles will be filtered through the filter plate, and the filter plate will be continuously shaken so that the small bubbles will eventually enter the air collecting hood, thereby removing the bubbles in the ink, avoiding the problem of broken printing lines due to bubbles in the ink during printing, and ensuring the printing effect.

The invention discloses a path planning method combined with three-dimensional modeling, comprising: obtaining a GPS covered road network of a target scene, dividing a non-GPS covered road network area into a VPS custom area, performing real scene three-dimensional reconstruction on the VPS custom area, and obtaining a real scene model of the VPS custom area; defining a transition area between the GPS covered road network area and the VPS custom area, and selecting an optimal path connection point in the transition area; connecting a path in the GPS covered road network area and a path in the VPS custom area through the optimal path connection point, planning the path of the VPS custom area through the real scene model of the VPS custom area, and forming a fused navigation path; navigating according to the fused navigation path, performing navigation point deviation detection, and if deviation occurs, performing new starting point planning to generate a new fused navigation path.