921results about How to "Increase height" patented technology

The invention provides a private domain live broadcast peak hot spot prediction and content scheduling method based on deep learning, and relates to the technical field of private domain live broadcast, and the method comprises the steps: extracting multi-scale time sequence features in private domain live broadcast historical data through employing a hybrid memory enhanced neural network, a live broadcast peak prediction result is generated through a spatial pyramid attention module and a progressive feature distillation network, a dynamic heterogeneous graph neural network is constructed, multi-modal data features and hierarchical comparative learning are combined, a live broadcast content scheduling strategy is output through a multi-agent reinforcement learning framework, a bidirectional interactive evaluation network is constructed, and a live broadcast peak prediction result is obtained. And performing online optimization on the scheduling strategy according to the real-time live broadcast data by using a fast adaptation algorithm of meta reinforcement learning to obtain an optimal content scheduling strategy.

The present invention discloses a mechanical tensioning gravity energy storage power generation device based on a rail train and a power generation track line thereof, including a power station under the track, two rows of drive plates are arranged at the bottom of the train, the power station includes a box buried under the track, a power generation assembly is arranged in the box, the power generation assembly is arranged in the middle of the track, and the power generation assembly is connected to a tensioning rope assembly, the tensioning rope assembly includes a tensioning steel wire rope, one end of the tensioning steel wire rope is connected to the power generation assembly and arranged in the box, and the other end is connected to a mechanical tensioning adjustment assembly, the mechanical tensioning adjustment assembly is arranged outside the track, and the mechanical tensioning adjustment assembly drives the power generation assembly by adjusting the tensioning force of the tensioning steel wire rope, and is pressed toward the drive plate on the train. The present invention adopts a mechanical tensioning rope design to realize the pressing of the power generation assembly and the train drive plate, avoids the power station pressing being affected by the ambient temperature, improves the applicability of the power station, and is also more convenient for maintenance and adjustment.

The invention discloses a communication network power distribution cabinet convenient for heat dissipation, and relates to the technical field of power distribution cabinets, and the power distribution cabinet comprises a composite mechanism. According to the communication network power distribution cabinet convenient to dissipate heat, through the design of a composite mechanism, the box body shell is used for storing electronic components, after long-time operation, the temperature in the box body shell rises, hot gas rises, and then the hot gas flows to the processing mechanism from the circular groove, so that the heat dissipation effect is achieved, and the internal temperature of equipment is reduced; the ventilation mechanisms are arranged on the two sides of the box body shell, so that the convection effect is achieved, the cold air flowing effect is improved, the cold air is located at the low position with the high density, hot air is squeezed upwards after entering the box body shell, the discharging speed is increased, and the heat dissipation efficiency is improved. The box body shell is supported through the supporting assembly, so that the effect of reducing deformation of the box body is achieved, and internal electronic elements are protected.

The invention provides a liquid storage tank capable of adjusting the amount of stored liquid, a refrigerating system and a control method.The liquid storage tank comprises an inner cylinder and an outer cylinder, an outlet pipe is arranged at the bottom of the inner cylinder so that fluid in the inner cylinder can be guided out, and a valve structure is arranged between the inner cylinder and the outer cylinder; in the compression refrigeration mode, the valve structure can guide fluid in the outer cylinder into the inner cylinder when the frequency of the compressor is increased, and the amount of the fluid discharged from the outlet pipe is increased. In the compression refrigeration mode, the valve structure can guide the fluid in the inner cylinder into the outer cylinder when the compressor is subjected to frequency reduction, and the amount of the fluid discharged from the outlet pipe is reduced; in the fluorine pump refrigeration mode, the valve structure can guide fluid in the outer cylinder into the inner cylinder, and the liquid level in the inner cylinder rises. According to the invention, the problem of refrigerant redundancy caused by difference of refrigerant filling amounts required under different operation conditions of a fluorine pump compression refrigeration system can be solved, and the problems of retention and release of refrigerant liquid are solved, so that better circulation amounts required by the refrigeration system under various operation conditions can be met as much as possible.

The utility model belongs to the technical field of biodegradation treatment devices, and particularly relates to a closestool with an opening and closing baffle, which is provided with a closestool outer shell and a closestool seat ring, a closestool stirring cabin is arranged in the closestool outer shell, the closestool seat ring is hinged above the closestool stirring cabin, and the closestool is characterized in that at least one stirring shaft is arranged in the closestool stirring cabin; an opening and closing baffle mechanism used for blocking the closestool stirring cabin is arranged at an opening of the closestool stirring cabin, when a user sits on the closestool seat ring, the opening and closing baffle mechanism is opened, and when the user stands up, the opening and closing baffle mechanism is closed; the device has the beneficial effects that the device can still be used under the condition of power failure, the impression experience of use can be improved, the degradation efficiency is improved and the like.

The invention discloses a side-pull folding type photovoltaic panel sliding control structure, and belongs to the technical field of photovoltaic panels. A side-pulling folding type photovoltaic panel sliding control structure comprises a main board frame, a base sleeve box is arranged below the main board frame, extension hinge frames are arranged on the two sides of the main board frame, folding panels are arranged on the inner sides of the extension hinge frames, and each extension hinge frame comprises a swing shaft and a hinge frame body. In order to solve the problems that a folding plate is of a manual unfolding structure and needs to be transversely stretched after being unfolded, the occupied area after being unfolded is large, and meanwhile, the photovoltaic conversion efficiency which can be achieved by a single plate is relatively low, two sets of folding plates can be folded above a main plate frame in a folded state; in this way, the occupied area of the whole photovoltaic panel structure can be reduced to the maximum extent, when the folding plate piece stretches, the four sets of folded edge plates are stretched and turned over, meanwhile, the butterfly plates at the two ends of each set of edge plates are turned over and unfolded outwards, and therefore the area of the whole photovoltaic panel is enlarged.

The invention provides application of a soybean GmWRKY40 gene in soybean breeding, and belongs to the technical field of functional gene breeding. The nucleotide sequence of the soybean GmWRKY40 gene provided by the invention is as shown in SEQ ID NO: 1. According to the invention, the GmWRKY40 gene is constructed into a skeleton expression vector to obtain a recombinant vector, and the recombinant vector is transferred into soybean under the mediation of agrobacterium tumefaciens to obtain a transgenic plant with stable overexpression of the GmWRKY40 gene. Detection results show that overexpression of the GmWRKY40 gene can significantly improve the grain isoflavone content and the protein oil content of the transgenic soybean, improve the soybean quality and increase the soybean grain yield at the same time. Therefore, the soybean GmWRKY40 gene can be used for developing new varieties of high-quality soybeans.

The invention relates to a wide-frequency-band common-caliber base station antenna array based on a composite wave-transparent structure, and belongs to the field of base station array antennas in the mobile communication technology. Comprising a low-frequency antenna, a high-frequency antenna and a metal floor, the low-frequency antenna is located above the high-frequency antenna, and the orthographic projection of the low-frequency antenna and the orthographic projection of the high-frequency antenna are partially or completely overlapped on the metal floor; the low-frequency antenna is composed of three layers of composite wave-transparent structures, and when high-frequency electromagnetic waves irradiate the composite wave-transparent structures of the low-frequency antenna, the composite wave-transparent structures are excited to form a mixed wave-transparent structure; two or more resonance points can be introduced into the mixed wave-transparent structure, so that a broadband transmission window is further introduced, and the shielding effect on a high-frequency antenna caused by a low-frequency antenna is inhibited. The broadband common-caliber base station array antenna can work in two broadband working frequency bands, unit directional diagrams of the two frequency bands in the array are kept stable, and the broadband common-caliber base station array antenna has the advantages of being simple in structure, easy and convenient to design, capable of achieving array arrangement conveniently, low in interference and the like.

The battery top cover for the secondary battery comprises a positive / negative terminal, a top cover substrate and a lower plastic part, the positive / negative terminal comprises a plane part and a protruding part formed by stamping, and the back surface of the protruding part is provided with a concave part; the protruding part of the terminal penetrates through the top cover substrate and the lower plastic part, the lower end of the terminal can be connected with the switching piece when the battery is assembled, and the plane part of the terminal is matched with the switching piece to clamp the top cover substrate and the lower plastic part; a positive / negative insulating ring, a fixing ring and a sealing ring are sleeved on the protruding part of the terminal; a plurality of upper bulges matched with the terminals and lower bulges matched with the top cover substrate are respectively arranged on the upper surface and the lower surface of the positive / negative electrode insulating ring; the array radiuses of the upper bulges and the lower bulges are different; a plurality of lower grooves matched with the upper bulges are formed in the plane part of the terminal; a plurality of upper grooves matched with the lower bulges are formed in the top cover substrate; an annular bulge is arranged on the upper surface of the fixing ring; sawtooth structures are arranged on the inner circumferential wall and the outer circumferential wall of the annular protrusion. According to the utility model, the simplification and integration of the structure are realized, and the performance and the manufacturing efficiency of the battery cell top cover are improved.

A robot for carrying containers comprises a driving unit, a container storage unit and a container conveying unit, and the driving unit bears the container storage unit and the container conveying unit to move together. The container storage unit comprises a plurality of container storage spaces, and the container conveying unit is connected to the container storage unit and configured to move along the container storage unit in the vertical direction and convey containers between the container storage spaces and the goods shelf; the container conveying unit comprises a hooking and pulling fork tooth module which is configured to stretch out of the container conveying unit to the goods shelf or the container storage space, retract back to the container conveying unit and drive the container to move together when stretching out or retracting back so as to convey the container from the container conveying unit to the goods shelf or the container storage space. Or the container is conveyed to the container conveying unit from the goods shelf or the container storage space.

The present invention relates to a pair of roller movable shaft seat units, including a bearing box, a brush roller connecting mechanism is arranged in the bearing box, the brush roller connecting mechanism includes a sliding seat and a movable bearing seat, and a shaft support device is inserted in the sliding seat and the movable bearing seat; the rear side of the bearing box is also sealed and connected to a driving box, the driving device is inserted through the rear side wall of the bearing box, and the front side of the bearing box is also provided with an exposed port, when the movable bearing seat is extended from the exposed port, it is in a sealed state with the exposed port to prevent water from entering the bearing box; when the brush roller is replaced, the movable bearing seat can be retracted into the bearing box to avoid collision. By arranging the brush roller connecting mechanism in the bearing box, and being able to move relatively in the bearing box to extend or retract, when extending, part of the brush roller connecting mechanism is pressed against the position of the exposed port, which can effectively prevent water from entering the interior; and it is only extended in the working state, which can also protect the brush roller connecting mechanism and prevent accidental collision during operation.

The laser cutting platform comprises a supporting frame, a cutting table is fixedly installed on the upper surface of the supporting frame, a lifting mechanism is fixedly installed at one end of the cutting table, first linear modules are fixedly installed on the upper surface of the cutting table and the upper surface of the lifting mechanism correspondingly, and connecting plates are fixedly installed on the upper surfaces of moving blocks of the first linear modules; a connecting rod is rotatably installed between the two sets of connecting plates, a second linear module is fixedly installed on the outer surface of the connecting rod, a first gear motor is fixedly installed at one end of each connecting plate, an output shaft of each first gear motor penetrates through the corresponding connecting plate to be fixedly connected with the corresponding connecting rod, a rotating groove is formed in each connecting rod, and a centering dragging mechanism is rotatably installed in each rotating groove. Through the design of the lifting mechanism and the centered dragging and dropping mechanism, the precision, efficiency and safety of laser cutting of the metal plate are remarkably improved by integrating the functions of automatic carrying, precise cutting, intelligent stacking and real-time monitoring.

The invention relates to a soil greenhouse gas emission flux detection experiment system, and belongs to the field of air pollution detection. The experimental system is used for detecting soil greenhouse gas emission flux in a potted plant and comprises a gas analysis device, a static camera bellows and a gas collection device, the static camera bellows and the gas collection device correspond to the potted plant, and the static camera bellows is used for collecting greenhouse gas emitted from the potted plant in a closed mode. A greenhouse gas sample in the static camera obscura is collected into the gas analysis device through the gas collection device, and a soil turning mechanism is arranged in the static camera obscura. The experimental system is used for performing pre-experiment on potted plants without applying soil amendments, then applying different soil amendments to the potted plants with consistent detection results, performing formal soil greenhouse gas emission flux detection experiment, and uniformly distributing the soil amendments through the soil turning mechanism, so that experimental errors are reduced, and the experimental efficiency is improved. The detection precision of the greenhouse gas emission flux of the soil under the application of different soil amendments is improved.

The invention discloses a high-viscosity stirring reaction kettle, and relates to the technical field of chemical equipment, the high-viscosity stirring reaction kettle comprises a stirring reaction kettle and a lifting assembly, the lifting assembly comprises a bottom plate, the left side of the upper surface of the bottom plate is fixedly connected with a supporting frame, the right side of the supporting frame is fixedly connected with a movable sliding rail, and the right side of the movable sliding rail is slidably connected with a connecting plate through a sliding block; the stirring reaction kettle comprises a first kettle body, the outer side of the first kettle body is fixedly connected with a second kettle body, the outer surface of the second kettle body is fixedly connected with at least one connecting seat, the bottom of the connecting seat is fixedly connected with a spring shock absorber, and the bottom of the spring shock absorber is fixedly connected to the upper surface of the U-shaped frame; a kettle cover is fixedly connected above the first kettle body through bolts, and a stirring assembly is arranged in the first kettle body. The reaction kettle has the advantages that the double-layer structural design can ensure the temperature stability in the reaction process, the stirring assembly can help to uniformly distribute high-viscosity materials, and the phenomenon of local accumulation or caking of the materials in the stirring process is prevented.

The invention discloses a psychrobacter haeli PN-Ta3 derived from turbot intestinal tracts and application of the psychrobacter haeli PN-Ta3, and belongs to the technical field of microorganisms. The psychrophilus haeli PN-Ta3 is separated from the intestinal tract of a healthy cultured turbot, and is preserved in the China Center for Type Culture Collection, the preservation address is Wuhan, China, the preservation date is January 25, 2024, and the preservation number is CCTCC NO: M2024201. The psychrobacter nivalis PN-Ta3 disclosed by the invention has the beneficial effects that the psychrobacter nivalis PN-Ta3 has no pathogenicity to healthy turbots and has good colonization performance, and after the psychrobacter nivalis PN-Ta3 is prepared into freeze-dried bacterial powder and is mixed with and added to feed the turbots, not only can the growth and intestinal development of the cultured turbots be promoted, but also the intestinal microbial structure is optimized; the composition can also delay the morbidity and death of turbots caused by infection of aeromonas salmonicida BHAS-1.

The invention relates to an automatic vertical ring rolling mill. The technical problems that an existing ring rolling mill is low in automation degree, and a core roller is prone to bending are mainly solved. According to the technical scheme, the automatic vertical ring rolling machine comprises a rack, a motor, a speed reducer, a main body rack, an oil cylinder base, a driving roller, a hydraulic oil cylinder, a machine body main shaft, a transmission shaft, a core roller bearing seat, a lower base, a fixed supporting seat, a core roller, a roller holding machine body, a bearing seat driving oil cylinder and a self-aligning roller bearing. A motor and a speed reducer are arranged at the upper end of the rack, the speed reducer is connected with one end of a transmission shaft, self-aligning roller bearings are arranged at the shaft diameter position of the transmission shaft, and the self-aligning roller bearings are installed on the upper portions of the two sides of the main body rack. The driving roller is installed on the transmission shaft, the lower end of the machine body spindle is connected with a nut arranged on the bottom face of the fixed supporting seat, the roller holding machine body is installed at the upper end of the main machine frame and connected with the hydraulic oil cylinder, and the core roller is installed on the core roller bearing seat which is arranged on the fixed supporting seat.

The invention discloses a detection system for processing and production of hardware connectors. The detection system comprises a turntable for carrying and transferring the hardware connectors; the visual inspection mechanism is fixed to the driving part of the rotating disc, visual inspection is carried out on the top of a rotating part of the visual inspection mechanism, the visual inspection mechanism comprises a fixing frame, the fixing frame is fixedly connected with the driving part of the rotating disc, an imager is fixedly connected to the outer surface of the fixing frame, and the imager carries out visual inspection on the hardware connector through imaging. The hardware connector automatic detection screening system relates to the technical field of hardware product detection, and solves the problems that when an automatic detection screening system of a hardware connector is used, due to the fact that the detection requirement for machining precision is high, the detection precision is high, and the detection efficiency is high. The use cost and the maintenance cost are high when a high-precision visual imaging device is directly adopted for detection, and meanwhile, only one-way detection is carried out on the connector, so that the detection result is not comprehensive.

This invention discloses a double-layer fully automatic opening and closing roller beam device for subway rail transportation, including an upper roller beam, a lower roller beam, a drive column, and side columns corresponding to the drive column. The horizontally transverse upper roller beam is rotatably mounted on the drive column at one end and rests on the side column at the other end. It also includes an automatic control mechanism and a roller beam rotation support mechanism on the same longitudinal line as the drive column. The automatic control mechanism includes a control host and several position sensors installed on the side columns and the roller beam rotation support mechanism to transmit the position information of the upper roller beam. The position sensors feed back signals to the control host to automatically control the opening and closing of the upper roller beam. It is installed on an adjustable height support beam, which includes a support beam, crossbeam support feet, and a crossbeam height adjustment mechanism. It has the advantages of fully automatic opening and closing of the roller beam, simple operation, time and labor saving, high personal safety factor, and high overall structural stability.

The invention discloses a flight control method for a tilt transition stage of a tilt-rotor aircraft. The flight control method comprises the following steps: constructing a tilt corridor of the tilt-rotor aircraft; acquiring the vertical control quantity of the aircraft in the tilting transition stage in real time; the tilt angle corresponding to the upper boundary of the tilt corridor serves as a tilt angle feed-forward instruction of the aircraft in the tilt transition stage; a tilt angle beta is obtained; taking the flight speed of the upper boundary of the tilting corridor corresponding to the tilting angle beta as a flight speed instruction of the aircraft in the tilting transition stage; correspondingly obtaining a final accelerator instruction of the tilting rotor; and performing flight control on the aircraft in the tilting transition stage. The tilt angle can be determined based on the tilt corridor so as to correspondingly obtain the final accelerator instruction of the tilt rotor, meanwhile, the flight height is kept unchanged at the moment of the tilt transition stage, and the flight speed is controlled within the preset range, so that the height and speed control precision of the aircraft is improved, and the control precision of the aircraft is improved. And therefore, the controllability and the safety in the tilting flight process are improved.

The invention relates to the technical field of evaporators, and discloses a device and method for reducing the use amount of a cleaning solution for soaking a tube nest of an MVR evaporator, and the method comprises the following steps: step 1, discharging materials in the MVR evaporator; 2, opening an electromagnetic pulse valve, discharging steam in the gas-liquid separator into the tube nest through a flushing pipe, and flushing the medicine scale on the inner wall of the tube nest by the steam; and step 3, controlling the electromagnetic pulse valve to enable the steam pulse to wash the tube nest. The steam is used for preliminarily cleaning the medicine scale in the tube nest, so that the subsequent washing and cleaning time and the cleaning liquid consumption can be reduced, and the steam temperature is higher than the drinking water temperature; the steam is gas, so that pressure impact can be formed in the process of washing the tube nest; and a pulse mode is further adopted, so that the flushing effect is improved, and the energy consumption is reduced.

The invention relates to a high-performance carbon cloth plate production device, and belongs to the technical field of carbon cloth plate processing. Comprising a base, two supporting frames are fixedly connected to one side of the base, a carbon cloth roller is arranged on the two supporting frames, two supporting blocks are fixedly connected to the top of the base, two pressing rollers are rotationally connected between the two supporting blocks, and a mounting frame is fixedly connected to the outer wall of the base; a conveyor used for conveying a carbon cloth plate is arranged in the base, and a cutting knife used for cutting carbon cloth is arranged at the bottom of the mounting frame. The carbon cloth can be driven to move through movement of the first moving frame, the spraying pipes can be driven to adjust the height when the first moving frame makes contact with the second moving frame every time, the spraying pipes are made to be gradually increased according to the number of layers of the carbon cloth, spraying of the carbon cloth is facilitated, the second moving frame can be driven to move when the first moving frame is reset, and the carbon cloth is sprayed through the spraying pipes; the spraying is convenient, and the spraying efficiency is improved.

The invention discloses a natural wide edge-cleaning sawing machine which comprises a main shaft moving sawing mechanism, a visual identification system and a deviation rectifying module, and a cutting method comprises the following steps that a wood board is conveyed by a chain feeding mechanism to move to a scanning area of the visual identification system, and the visual identification system analyzes the inner and outer contours of to-be-cleaned parts on the front and rear sides of the wood board; the intersection point of the linear moving path of the deviation rectifying module and the inner contour of the front side of the wood board and the to-be-clamped position E point of a clamping jaw of the deviation rectifying module are determined, and the moving distance of the deviation rectifying module is obtained through the image; after the wood board is clamped, the wood board is lifted to a set height, the visual recognition system conducts secondary photographing recognition on the wood board to calculate a front cutting line and a rear cutting line, the wood board is lifted by a certain height to compensate that the free side of the wood board droops, and the visual recognition system conducts secondary photographing recognition to improve the cutting precision; and the clamping position of the deviation rectifying module on the wood board is adjusted in a self-adaptive mode according to the wood board width recognized through first-time photographing.

The invention relates to the technical field of conveying equipment, and discloses castable conveying and distributing equipment and application in a precast block production system.The castable conveying and distributing equipment comprises a distributing assembly and a conveying assembly, the conveying assembly comprises a protective shell and a conveying belt, and a plurality of pushing assemblies and vibrating assemblies are arranged on the surface of the conveying belt; the material pushing assembly comprises a scraping plate, a first extrusion plate and a second extrusion plate which are used for sliding left and right are arranged on the two sides of the scraping plate correspondingly, and the cross section of the first extrusion plate and the cross section of the second extrusion plate are each in a 7 shape; by means of the material pushing assembly, the situation that when materials are conveyed upwards, part of the materials retreat, and then the overall conveying efficiency is affected can be effectively prevented, the materials just discharged out of the material storage bin can be scattered through the vibration assembly, the situation that the materials are stacked together and extrude the conveying belt is avoided, and through cooperation of a cavity and a first extrusion plate, the conveying efficiency is improved. And the height of the baffle can be adjusted, and the situation that the materials slip off during transportation is avoided.

The invention relates to the field of load switch production, and discloses a high-voltage load switch and a testing device thereof.The high-voltage load switch comprises a base, a vertical frame is fixed to the base, an energy storage mechanism is rotationally arranged on the base, the testing device comprises a bottom frame, a material conveying table is fixed to the bottom frame, and penetrating grooves are symmetrically formed in the material conveying table; a material supporting plate used for fixing the base is arranged in the penetrating groove in a sliding mode, an opening groove is formed in the material supporting plate, first sliding tables which are symmetrically distributed are fixedly arranged on the bottom frame, second sliding tables are fixed to the first sliding tables, lifting blocks are arranged on the second sliding tables in a sliding mode, and second motors are fixed to the lifting blocks. The height of the high-voltage load switch is increased by the retainer plate, so that the internal structure of the shell of the high-voltage load switch is suspended, the internal operation condition of the high-voltage load switch is convenient to observe, the stability of the high-voltage load switch in the transferring and lifting process is high, and the safety of the high-voltage load switch is ensured; and carrying out dynamic and static balance test on the high-voltage load switch, and testing the operating lever strength and the operating smoothness of the high-voltage load switch.

The invention provides an organic silica gel mechanical design method based on a load spectrum. The organic silica gel mechanical design method comprises the following steps that 1, a mechanical parameter library of impact resistance is constructed, and the value range of corresponding mechanical parameters is determined; 2, constructing a material formula set of the organic silicon gel, and determining formula main control parameters influencing the performance parameters of the organic silicon gel and the value range of the formula main control parameters; 3, constructing a corresponding performance parameter library of the organosilicone gel, and determining the value range of key performance parameters; 4, constructing a design variable and mapping relation model of'load environment-material formula-mechanical parameter-performance parameter 'of the organosilicone gel; and 5, constructing an objective function of the impact resistance mechanical optimization design of the organic silicon gel, and carrying out multi-objective optimization solution and validity verification of the objective function. According to the method, the optimal design of the shock resistance of the organic silicon gel can be quickly realized, so that the high matching with the actual shock load environment of the organic silicon gel is realized.

The invention belongs to the technical field of gymnasium construction, and discloses a gymnasium steel structure roof lifting and sliding system and method.The gymnasium steel structure roof lifting and sliding system comprises a base and a rotating mechanism, a groove is formed in the upper surface of the base, and the rotating mechanism is arranged in the groove of the base; a driving mechanism for lifting and sliding a roof is installed on the upper surface of the base through a rotating mechanism, a clamping groove is formed in the upper surface of the driving mechanism, a positioning mechanism is arranged in the clamping groove, two sets of positioning clamping grooves are formed in the upper surface of the base, fixing mechanisms are arranged in the two sets of positioning clamping grooves, and two sets of limiting mechanisms are installed on the back face of the base. The driving mechanism is started to drive the roofs to slide and lift, so that multiple groups of roofs can be mounted and positioned in multiple areas without adjusting the position of the movable base in the using process of the device, and the lifting and driving range of the device is widened; and therefore, the labor amount consumed by follow-up workers when multiple sets of roofs are installed through the device is reduced.

The invention belongs to the technical field of artificial intelligence and data mining, and particularly discloses an engineering safety design document visual review model training method, which comprises the following steps of: marking entities and relationships in various engineering safety design documents, and constructing a scheme global template consisting of triples of a first entity, a relationship and a second entity; training a self-encoding language model by utilizing the scheme global template to obtain a span semantic vector; and training the recurrent neural network model by using the span semantic vector and the scheme global template to complete the training of the engineering safety design document visualization review model. According to the method, not only can the surface content of the document be examined, but also potential safety risks and problems in the document can be found, and the examination comprehensiveness, accuracy and efficiency are greatly improved.

The invention provides a battery monomer, a battery and a power utilization device, and belongs to the technical field of batteries. The single battery comprises a shell assembly and a sealing structure, the shell assembly defines a containing cavity and is provided with an overflowing channel communicated with the containing cavity, and the sealing structure is matched with the shell assembly and is configured to be used for opening or sealing the overflowing channel. According to the single battery, by arranging the sealing structure capable of opening and closing the flow passage, when the single battery is normally used, the flow passage is closed and sealed through the sealing structure so as to meet the sealing use requirement of the single battery, and when the single battery is manufactured or maintained, the flow passage is opened through the sealing structure so as to meet the sealing use requirement of the single battery. The electrolyte is injected or supplemented through the flow passage, and high voltage and the like in the battery monomer are released regularly, so that the manufacturing requirement of the battery monomer is met, the service life of the battery monomer is prolonged, and the use reliability of the battery monomer is improved.

The utility model provides an adjustable electric heating plate, which belongs to the technical field of electric heating plates and is provided with an electric heating plate body, a sliding frame is arranged at the lower end of the electric heating plate body, and four slide ways are arranged on the sliding frame. Supporting frames are connected to the four corners of the electric heating plate body in a sleeving mode, outer sliding columns are fixedly installed on the bottom walls of the supporting frames, the outer sliding columns are connected into the corresponding sliding ways in a sliding mode, and the bottom walls of the supporting frames abut against the top walls of the sliding frames; four supporting plates which are arranged in an abutting mode are slidably connected to the bottom wall of the electric heating plate body, inner sliding rods are fixedly installed at the bottoms of the supporting plates, the inner sliding rods are slidably connected to the interiors of the corresponding sliding ways, and the bottom walls of the supporting plates abut against the top wall of the sliding frame; the utility model aims to solve the technical problems that the flatness of the electric heating plate is inconvenient to adjust, and if the use scene of the electric heating plate is an uneven ground or platform, the electric heating plate is in an inclined state in use.

The invention relates to an ink-jet printing ink formula and a preparation method thereof, and belongs to the technical field of ink preparation. The carbon black color paste specifically comprises the following raw materials in parts by mass: 3 to 7 parts of carboxylated carbon black, 2 to 4 parts of modified protein, 1 to 3 parts of a dispersant, 0.1 to 0.3 part of 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride, 0.1 to 0.12 part of N-hydroxysuccinimide, 1 to 5 parts of a 2-morpholinoethanesulfonic acid buffer solution, 0.1 to 0.3 part of an auxiliary agent and 10 to 50 parts of a composite solvent. The polyethylene glycol modified ethanol clostridium protein is used in the components, and carboxylated carbon black and the dispersing agent are combined, so that the compatibility among the components in the system is improved, and good thermal stability and system stability are achieved while the particle size of the black ink is refined.