313results about How to "Reduce cost input" patented technology

The invention relates to a hybrid supercapacitor energy storage type converter based on an H bridge and an operation method thereof, and the energy storage type converter comprises an upper bridge arm part and a lower bridge arm part. Each of the upper bridge arm part and the lower bridge arm part comprises three bridge arms, and each bridge arm is formed by connecting n H-bridge sub-modules and a bridge arm inductor in series; the upper bridge arm part is connected with a direct current bus, and the lower bridge arm part is connected with a grounding wire; the H-bridge sub-module comprises four switch elements and an energy storage unit, the energy storage unit is a hybrid super capacitor, the four switch elements form an H-bridge structure, and the hybrid super capacitor is connected to the two ends of the H-bridge structure in parallel. According to the invention, the dual functions of energy storage and current conversion in the AC-DC interconnected power grid can be realized under the cooperation of the control strategy, and various operation requirements in different scenes can be met.

The invention belongs to the technical field of leakage detection, and discloses a gas leakage detection machine, which comprises a base, the side surface of the base is fixedly connected with a support frame, the top of the support frame is fixedly provided with a gas supply assembly, and the top of the base is slidably provided with a spraying ring. A layer of yellow bromine water is attached to the outer surface of the to-be-detected piece, the internal hydraulic pressure is enhanced along with more and more sodium iodide solutions fed into the to-be-detected piece, and the sodium iodide solutions seep along leakage gaps of the to-be-detected piece and react to change color to be red when making contact with the yellow bromine water attached to the outer surface in a spraying mode. By observing the color change condition of the outer surface of the to-be-detected piece, the leakage condition of the surface of the to-be-detected piece is directly obtained, the point and the leakage amplitude are determined, the detection of the leakage condition of the device during actual airtightness detection is greatly improved, actual leakage detection is simple and convenient, the leakage detection result is visual and comprehensive, the detection step of adding leakage points is avoided, and the detection efficiency is improved. The actual detection efficiency is comprehensively improved while the detection effect is improved, and the use effect is good.

The invention belongs to the technical field of energy storage equipment, and particularly relates to an energy storage system based on liquid cooling and air cooling and a heat dissipation method thereof.The energy storage system comprises a protection box, and a cooling layer, an energy storage module placement layer and a temporary storage layer are arranged in the protection box from top to bottom; a cooling liquid storage box is arranged in the cooling layer of the protection box, a liquid cooling heat dissipation assembly communicated with the external atmosphere is installed on the outer box wall of the cooling liquid storage box, a cooling liquid temporary storage box is arranged in the temporary storage layer of the protection box, and a cooling pipeline is connected between the cooling liquid storage box and the cooling liquid temporary storage box. A liquid return pipeline is further connected between the cooling liquid storage box and the cooling liquid temporary storage box; by combining two schemes of liquid cooling heat dissipation and air cooling heat dissipation, the heat dissipation mode can be intelligently selected or switched according to the actual temperature information of the energy storage system, and therefore it is ensured that the energy storage system can keep the optimal heat dissipation effect under various working conditions.

The invention belongs to the technical field of information pushing, and discloses an information pushing method based on AIGC. The method comprises the following steps: constructing a knowledge graph generation model, a user portrait generation model, an information push content generation model and an information push strategy generation model; generating a knowledge graph by using a knowledge graph generation model according to the plurality of pieces of real-time knowledge data; according to the real-time user behavior data, user portrait generation and knowledge mapping are carried out by using a user portrait generation model; generating an information push strategy by using an information push strategy generation model according to the real-time user portrait after knowledge mapping; and according to the real-time information push strategy and the real-time user portrait after knowledge mapping, using an information push content generation model to generate information push content. According to the method and the device, the problems of insufficient individuation degree, single content generation, low pushing timeliness and poor user experience in the prior art are solved.

The invention relates to a method for separating azeotrope of 1-fluoro-1, 1-dichloroethane and 1, 1, 1, 3, 3-pentafluorobutane through extractive distillation. According to the method for separating the 1-fluoro-1, 1-dichloroethane and the 1, 1, 1, 3, 3-pentafluorobutane azeotrope through extractive distillation, an extracting agent is added into the 1-fluoro-1, 1-dichloroethane and the 1, 1, 1, 3, 3-pentafluorobutane azeotrope, and the extracting agent is one or more of n-amyl alcohol and n-heptanol. The method adopts intermittent extractive distillation or continuous extractive distillation operation, and has the advantages of simple and efficient separation process, high product purity and the like. The loss rate of the extracting agent is low, the extracting agent can be recycled, and environmental pollution can be avoided.

The present invention discloses a chemical agent injection system and method for a deepwater underwater wellhead. The chemical agent injection system includes a chemical agent storage tank, a high-pressure pump group, a plurality of low-pressure pump groups, and a plurality of injection pipelines connecting the oil pipes of the plurality of underwater wellheads; the high-pressure pump group and each of the low-pressure pump groups are connected in parallel between the chemical agent storage tank and a corresponding injection pipeline; before chemical agent injection, the gas column in the injection pipeline is displaced by the high-pressure pump group; after the gas column is displaced, the chemical agent in the chemical agent storage tank is injected into the oil pipe through the injection pipeline by the low-pressure pump group. The chemical agent injection system for a deepwater underwater wellhead of the present invention cooperates with a high-pressure pump group and a plurality of low-pressure pump groups. The high-pressure pump group can be used as a high-pressure displacement pump, which can complete the gas column displacement and agent injection of the plurality of underwater wellheads in the gas field, while reducing the cost investment and also reducing the difficulty of on-site operation.

The utility model relates to an automatic centering and tightening device which comprises a bottom plate. The press-fit mechanism comprises a carrying plate connected to the top of the bottom plate in a sliding mode, a bearing seat fixed to the top of the carrying plate, a clamping groove formed in the top of the bearing seat and used for bearing a nut, a pressing block arranged above the bearing seat in a lifting mode, and a pressing groove formed in the bottom of the pressing block. The pressing block descends to press the nut between the pressing groove and the clamping groove. The tightening mechanism comprises a sliding plate connected to the top of the bottom plate in a sliding mode, a torque shaft rotationally installed on the top of the sliding plate, an adapter connected with the torque shaft and a locking rod integrally connected to the side, away from the torque shaft, of the adapter. The automatic centering and tightening equipment is high in automation degree, the assembling efficiency of the nut and the screw rod is remarkably improved, and the labor cost input is saved; and the assembly precision of finished products can be ensured, and the qualification rate of the finished products is improved.

The invention relates to the field of textile machinery, in particular to a stacking system and a stacking method for achieving outward cheese labels after stacking. Comprising a stacking table module, a stacking robot and a plurality of stacking positions, the stacking robot is arranged on the right side of the stacking table module, and the stacking positions are sequentially arranged in front of the stacking table module; the stacking table module comprises a left side beam, a right side beam, a conveying belt assembly, a driving roller and a plurality of driven rollers. The stacking robot comprises a bottom guide rail assembly, a longitudinal moving stand column assembly, a vertical moving cantilever assembly, a rotary transverse moving platform assembly, a mechanical arm and a limiting baffle fixedly arranged near the middle of the rotary transverse moving platform assembly. And the manipulator comprises a plurality of supporting rods. The time cost in the packaging and stacking process of the whole package of cone yarn is reduced, the cost input needed by operation is remarkably reduced, and the overall production efficiency and economic benefits are improved.

The invention provides a method and a system for converting a patent text into a video based on an AI technology. The method comprises the following steps: acquiring patent technology information and information used for generating copywriting keywords; generating picture information according to the patent technology information, generating copywriting information and audio information according to the information used for generating copywriting keywords, and synthesizing the picture information, the copywriting information and the audio information to obtain video information; and according to the generated picture information, copywriting information, audio information and video information, adjusting patent technology information and / or information used for generating copywriting keywords, and repeating the previous step until video conversion of the patent technology is completed. According to the patent technology information provided by the user, the keywords in the patent technology information can be extracted to automatically generate professional and accurate video content, the video production period is greatly shortened, meanwhile, the user can visually know the technology content, conversion of scientific and technological achievements is facilitated, and the patent technology is better promoted and popularized.

The utility model relates to an automatic integrated sewing device which comprises a machine frame provided with a working table with a smooth face. The mold is used as a processing pattern plate; the grabbing mechanism is detachably connected with the mold; the position driving mechanism comprises a driving motor connected with the top of the grabbing mechanism, a vertical linear module used for driving the driving motor to move up and down, a second rocker arm used for driving the vertical linear module to rotate and swing on the horizontal plane, and a first rocker arm used for driving the second rocker arm to rotate and swing on the horizontal plane. The visual identification module is arranged above the grabbing mechanism and is used for identifying the model of the mold; the sewing equipment is arranged on one side of the rack and used for conducting sewing operation on the processed fabric; and the control module is in communication connection with the grabbing mechanism, the position driving mechanism, the visual identification module and the sewing equipment. Operation can be achieved without professional numerical control personnel, and the technical threshold is low.

The present invention relates to a method for improving the drying quality and functional factors of fruits and vegetables by low-temperature freeze-thaw combined with integrated immersion freeze-drying, and belongs to the technical field of fruit and vegetable drying processing. The method uses fruits and vegetables with solid content less than 12% as raw materials, adopts a cyclic low-temperature freeze-thaw method to complete the freeze-thaw link of the material in a frozen state, selects small molecule peptides, functional oligosaccharides, and soluble dietary fiber as sugar substitutes to increase the solid content and functional factors, and adopts a fruit and vegetable raw water collection system to recover the water and flavor and pigment substances removed during the vacuum freeze-drying process. At the same time, the loss of nutrients is avoided by atomizing and spraying the impregnation liquid, and the pre-drying, vacuum impregnation, freezing, and post-drying processes are completed in one device. The patented method greatly improves the processing efficiency of dried fruit and vegetable products, reduces the loss of nutrients during the processing process, realizes the comprehensive utilization of fruit and vegetable raw water and flavor pigments, and enriches a variety of nutritional functional factors.

The invention relates to an automatic mold core pressing system for high-temperature alloy precision casting, which is applied to the related technical field of pressure injection molding and can realize automatic continuous pressure injection, effectively reduce the dependence on manpower, reduce the influence of human factors on the product quality and improve the production efficiency, and various devices are integrated on one device, so that the production cost is reduced, and the production efficiency is improved. Compared with the mode that multiple devices are matched with one another in the prior art, the occupied area is greatly reduced, and cost input is reduced; meanwhile, through the arrangement of the quick change unit, automatic quick change of different pressure injection molds can be realized, compared with a change mode of manually disassembling an old mold and then installing a new mold in the prior art, the time of halting for mold change is greatly shortened, the influence on the production efficiency during mold change is effectively reduced, and meanwhile, through the arrangement of the deviation measuring unit, the production efficiency is improved. And real-time monitoring and self-fine adjustment of the position can be carried out in the die changing process, so that the die changing efficiency is effectively guaranteed, the downtime is further shortened, and the production efficiency is improved.

The utility model discloses a carbon dioxide gas detection device and relates to the technical field of gas detection equipment. The mounting block is fixedly arranged in the middle of the bottom face of the mounting plate, and the bottom face of the mounting block abuts against the top face of the pipeline. The two clamping pieces are symmetrically arranged on the left side and the right side of the pipeline correspondingly, and the upper sides of the clamping pieces are rotationally arranged on the left side wall and the right side wall of the mounting block through shaft seats correspondingly; the two adjusting blocks are fixedly arranged at the lower ends of the two clamping pieces correspondingly. The two inner threaded pipes are fixedly arranged on the side walls of the two adjusting blocks correspondingly. The end part of the threaded rod is rotationally inserted into the inner threaded pipe through a thread; the lower ends of the section rods are in transmission connection with the threaded rods at the corresponding positions through bevel gear pairs; the carbon dioxide detector can be conveniently fixed on the pipeline, the operation is relatively simple, other fixing devices are not needed for fixing, the disassembly and assembly are convenient, the cost investment is reduced, and the practicability is stronger.

The utility model relates to the technical field of woven bag processing equipment, in particular to a cutting device for woven bag processing, which comprises a U-shaped bearing plate and first supporting legs, a plurality of first supporting legs are arranged below the U-shaped bearing plate, a servo telescopic rod is arranged above a second sliding groove, a second support is arranged at one end above the U-shaped bearing plate, and a second support is arranged at the other end above the U-shaped bearing plate. An air cylinder is arranged above the second support, a hot cutter is arranged below the air cylinder, a first supporting plate is arranged on the inner side of the U-shaped bearing plate, second supporting legs are arranged below the first supporting plate, a sinking groove is formed in the first supporting plate, and a second supporting plate is arranged at the end, away from the first handrail, of the U-shaped bearing plate. And first supporting columns are arranged on the two sides of the upper portion of the second supporting plate correspondingly, second supporting columns are arranged on one sides of the first supporting columns, the device has the functions of winding, unwinding, cutting and transferring woven bag cloth rolls, the application scene of the device is improved, the utilization rate of the device is increased, and woven bags are prevented from being wrinkled.

The invention discloses a horizontal installation method for a large connecting pipe of a dehydrogenation reactor, and belongs to the technical field of dehydrogenation reactor manufacturing. Determining a reference point for mounting the supporting leg; supporting legs and a bottom plate are installed; determining a datum point for connecting pipe installation; aBC, EH and F connecting pipes are installed; and detecting the overall levelness, wherein the ABC connecting pipe, the EH connecting pipe and the F connecting pipe are assembled and installed on the cylinder body in the horizontal direction. The invention further provides hoisting and auxiliary equipment thereof, the hoisting and auxiliary equipment is used for carrying out connecting pipe hoisting and assembling work, and the equipment comprises a hoisting mechanism and a supporting mechanism. According to the method, a traditional method for vertically installing the connecting pipe is abandoned, the large connecting pipe is installed at the horizontal position, supporting tool materials can be saved, the assembling efficiency of the connecting pipe and the supporting legs is improved, the assembling precision is guaranteed, and measurement convenience and precision are promoted; and the position of the to-be-mounted connecting pipe can be quickly corrected through hoisting and auxiliary equipment thereof, so that the mounting of the large connecting pipe is facilitated.

The invention discloses online lithium ion battery water content detection equipment and method. A metal cavity is additionally arranged on an exhaust pipeline of a vacuum oven for baking, high-temperature gas in the vacuum oven is fed into the metal cavity through a vacuum pump, and after being mixed in the metal cavity, the high-temperature gas enters a Karl Fischer moisture measuring instrument through a pipeline with a gas flow meter for testing. According to the invention, the moisture measurement of the battery cell can be changed from an off-line test to an on-line test, so that unnecessary procedures are reduced, the automation degree of a production line is increased, and the labor cost investment is reduced; a non-sampling inspection mode is adopted, the water content of the battery cells is represented through the water content of the battery cells baked by the whole tray or even the whole drying oven, meanwhile, all detection is controlled by equipment, and the detection result is more accurate; and meanwhile, a false battery cell is not needed during testing, and non-destructive testing is realized, so that the material cost input is reduced.

The utility model relates to the technical field of cooling, in particular to a miniature dry-wet combined cooling tower, which comprises a tower body, a water circulation mechanism arranged on one side of the tower body and a fan mechanism mounted at the top end of the tower body, a water collecting tank and a cooler are arranged in the tower body, and the water collecting tank is arranged at the bottom end in the tower body. A first air inlet is formed in the periphery of the tower body above the water collecting tank, the cooler is mounted in the tower body above the first air inlet, a micro-channel heat exchanger is arranged in the tower body above the spraying mechanism and is arranged in the length direction of the spraying mechanism, one end of the micro-channel heat exchanger in the length direction extends out of the tower body, and the other end of the micro-channel heat exchanger extends out of the water collecting tank. The other end in the length direction of the micro-channel heat exchanger is communicated with the cooler through a third connecting assembly, and the other end of the cooler extends out of the tower body; according to the technical scheme, the micro-channel heat exchanger cooling device has the advantages that the cooling effect and the cooling efficiency are improved, and the input cost is reduced.

The invention discloses a control method, device and equipment of a full-automatic template sewing machine and a medium, and relates to the technical field of sewing machines. Obtaining a target expected speed of the first servo system when executing the current speed loop task according to a position instruction of the first servo system when executing the current position loop task and position feedback values of the first servo system and the second servo system when executing the current position loop task; based on a PID algorithm, according to the target expected speed and a speed feedback value when the first servo system executes the current speed loop task, obtaining a target input signal when the first servo system executes the current current loop task; and controlling the rotating speed of the first servo system by using the target input signal. According to the method, the technical problems that when the two servo systems needing to operate synchronously in the full-automatic template sewing machine are controlled, the hardware connection structure is complex, the cost input is too high, and the occupied space size is large can be solved.

The invention belongs to the technical field of electricity charge management, and discloses an electricity charge business online management method and system. The method comprises the following steps: establishing a digital twin model based on a cloud data center, and constructing an electric charge business data analysis model and an electric energy scheduling model; based on the data transmission base station, a plurality of pieces of real-time electricity charge service data are collected and uploaded to the cloud data center; performing data analysis on a plurality of pieces of real-time electricity charge service data by using an electricity charge service data analysis model and a digital twin model; performing electric energy scheduling on the real-time data analysis result by using an electric energy scheduling model; and based on the cloud data center, a digital twin model is used to visualize a plurality of pieces of real-time electric charge business data, real-time data analysis results and real-time electric energy scheduling strategies of the electric charge business service subareas. According to the method, the problems of high cost investment, low efficiency, lack of information interaction, low practicability, poor intuition and poor data processing capability in the prior art are solved.

The invention relates to the technical field of grinding machine tools, and discloses a three-eccentric center butterfly valve grinding machining device and method.The three-eccentric center butterfly valve grinding machining device comprises a base and a mounting frame above the base, and a rotary table is mounted on the base; the grinding assembly is used for grinding operation; the clamping assembly is used for clamping a workpiece; the collecting assembly is used for collecting sweeps; the clamping assembly comprises a rotating base, the top face of the rotating base is slidably connected with a sliding base, and a lifting base is hinged to the top face of the sliding base. Through cooperation of the grinding assembly and the clamping assembly, a worker can switch the two grinding modes of horizontal rotating grinding and inclined rotating grinding of the valve body through the hydraulic cylinder so as to meet the grinding requirements of different parts of the valve body, the equipment cost input is reduced, and the working efficiency is improved; through cooperation of the four claw blocks, the four crank arms and the rotating ring, the four claw blocks can synchronously move outwards or inwards, operation is convenient and fast, and meanwhile the effect of centering and positioning the valve body can be achieved.

The invention provides a salt-cavern gas storage cavity construction oil-water interface monitoring tool which comprises a detection device, a density adjusting device, a floating device and a timing device. The detection device is used for detecting underground pressure; the density adjusting device is connected with the detection device and is used for adjusting the initial density of the detection device to be consistent with the density at the oil-water interface; the timing device is connected with the floating device and is used for controlling the floating device to start at fixed time; and the floating device is connected with the detection device and is used for increasing the buoyancy of the floating device so as to drive the detection device to float. According to the salt cavern gas storage cavity-building oil-water interface monitoring tool, the cost input of downhole operation or optical fiber tripping-in can be reduced, high economic benefits are achieved, and large-scale application can be achieved.

This invention belongs to the field of aerospace profile production in the aluminum processing industry. It provides a roller measuring and loading / unloading device for a roller straightening machine, including: a support component, a base, a slider, a clamping seat, a laser measuring instrument, and a telescopic claw. The base is installed at the bottom of the support component, and the surface of the base has multiple grooves. The slider is installed in the grooves and is used to install the roller. Two symmetrical clamping seats are set on both sides of the support component. The two clamping seats are equipped with a laser measuring instrument and a telescopic claw. The laser measuring instrument is used to measure the diameter of the roller, and the telescopic claw is used to fix the roller with the base. It has strong versatility. The base can adjust the slider according to the shape of the roller so that the groove of the base matches the roller. The clamping seat can be raised and lowered according to the diameter of the roller, and the telescopic claw can move back and forth according to the thickness of the roller. The base and clamping seat work together to transport and unload rollers of different specifications, achieving the purpose of cost reduction and efficiency improvement, effectively shortening the hoisting time and improving the operation efficiency.

The utility model discloses a pelletizing structure of a twin-screw extruder, which relates to the technical field of twin-screw extruders, and comprises an extruder main body fixed on a U-shaped rack in a penetrating manner, an extrusion head is arranged at one end of the extruder main body, and two extrusion screws are rotatably mounted in the extruder main body. And a splash-proof cover is fixedly installed on the outer wall of one side of the U-shaped rack, one end of one extrusion screw extends into the extrusion head and is fixedly connected with a pelletizing cutter, a cooling mechanism is arranged in the splash-proof cover, and the cooling mechanism comprises two air cooling assemblies and a transmission assembly. The effect that the pelletizing cutter and the two fan blades rotate together is achieved without an independent power source, and the advantage that the equipment cost investment is reduced is achieved in the true sense; and an activated carbon odor removal plate is installed, so that peculiar smell emitted by the plastic particles can be purified to a certain degree, the surrounding air environment can be improved to a certain degree, and the body health of workers is facilitated.

The present invention discloses a detection device for the mechanical property fatigue life test of a bellows part, belonging to the technical field of bellows mechanical property test detection. It includes a mold mechanism, a driving mechanism, and a counting mechanism; the detection device forms two sets of independent detection units; it also includes a fixed plate and a workbench surface, and two sets of guiding components are arranged between the fixed plate and the workbench surface, and the guiding components are respectively slidably connected with movable plates; the driving mechanism is in transmission connection with the movable plates, and is used to drive the corresponding movable plates to make reciprocating up and down movements along the guiding components; the fixed plate and the movable plates are both provided with coaxially corresponding station card slots, and the mold mechanism is installed in the station card slots; the counting mechanism is linked with the driving mechanism, and is used to collect the reciprocating movement signals of the movable plates and record the total number of expansion and contraction movement cycles of the bellows. The present invention can improve the detection efficiency, realize the clamping and detection of bellows of different specifications, the detection data is more in line with the actual use state, and has certain adaptability and reliability.

The utility model discloses a piston ring finishing machine which comprises a mounting bracket, a horizontal rubber roller assembled on the mounting bracket through a pair of bearings, a motor in transmission connection with the end part of the rubber roller, a pair of mounting units symmetrically arranged on the mounting bracket, and a supporting pipe unit of which the two ends are respectively and detachably assembled on the pair of mounting units, the supporting pipe is parallel to the rubber roller when the supporting pipe is assembled on the mounting unit, the positioning clamping strip can be assembled on the outer wall of the supporting pipe in a detachable mode at the same length, the rubber roller makes contact with the bottom side of the piston ring so as to drive the piston ring to rotate, and the positioning clamping strip is detachably assembled on the supporting pipe. A large number of customized pipes matched with the equipment can be prevented from being customized, and the cost input is reduced; in the using process, only the positioning clamping strip needs to be assembled on the supporting pipe, the piston ring does not need to be transferred between the supporting pipe and the customized pipe, and the working efficiency is improved.

This invention discloses the application of the apple MdWRI1 gene in regulating the wax content of apple fruits and leaves, belonging to the field of plant genetic engineering technology. This invention isolates an MdWRI1 gene with high expression levels in apple varieties with high wax content, its nucleotide sequence of which is shown in SEQ ID NO.1. Subcellular localization revealed that the transcription factor expressing the MdWRI1 gene is located in the cell nucleus. Experimental results show that overexpression of the MdWRI1 gene can significantly increase the wax content of apple fruits and leaves by promoting wax biosynthesis, indicating that the MdWRI1 gene plays a key role in regulating the wax content of apple fruits and leaves. This invention provides an efficient and rapid approach for apple breeding, provides genetic material for improving apple quality, and has broad application prospects in improving the economic and ecological benefits of apple cultivation.

The vacuum cup cover comprises an outer shell and an inner shell arranged on the outer shell, a water outlet is formed in the lower portion of the outer shell, a water sealing device for controlling the water outlet to be opened and closed is arranged on the water outlet, a water flow channel communicated with the water outlet is arranged between the outer shell and the inner shell, and the water flow channel is communicated with the inner shell. A pressing assembly for controlling the water sealing device to move up and down is arranged on the inner shell, a water outlet nozzle is arranged between the outer shell and the inner shell, and the water outlet nozzle can rotate clockwise and anticlockwise in the upper end face of the outer shell. Comprising a cup body, and the vacuum cup cover is arranged on the cup body. The utility model has reasonable design, not only is favorable for reducing the difficulty in the production and manufacturing process and further reducing the production and manufacturing cost investment, but also is favorable for later use of a user, is more convenient to operate, is convenient for the user to pour water, and is more favorable for large-area popularization and application.

The present disclosure relates to the technical field of intelligent cabin, in particular to a vehicle window glass lifting device and a vehicle with an intelligent cabin. The vehicle window glass lifting device comprises a sliding block, a glass mounting member and a connecting member. The sliding block is slidably arranged on a sliding rail. The glass mounting member is used for mounting the vehicle window glass. The connecting member is connected between the sliding block and the glass mounting member. The connecting member is rotationally connected with the sliding block, and the rotation axis is an axis along the front-rear direction of the vehicle. The connecting member is configured to be flexible in the vehicle width direction. Through the above technical solution, the connecting member can adaptively rotate relative to the sliding block and change in deflection in the vehicle width direction. When the sliding rail needs to be replaced or multiple glass curvature models share the sliding rail due to maintenance, replacement, batch remodeling and upgrading, etc., the adaptive change of the connecting member can realize the universality of the vehicle lifting device, thereby reducing the cost investment in research and development and production, etc.

The utility model discloses a large-scale tower supporting and shifting device which comprises a lower support, an upper support and a lower support. The supporting plate is horizontally arranged between the two cross beams; the walking device is arranged at the bottom of the lower bracket; the two sets of vertical beams are oppositely arranged on the two cross beams, and any set of vertical beams comprises two vertical beams which are located on the two sides of the supporting plate respectively and vertically arranged on the tops of the corresponding cross beams; each limiting frame comprises four connecting beams, and each connecting beam is connected with any two adjacent vertical beams; the four limiting mechanisms are correspondingly installed on the inner sides of the middles of the four connecting beams and used for limiting displacement of the tower in the horizontal direction. The tower is stably supported, limited and protected through the cooperation of the lower support, the vertical beams and the limiting frames, one-time in-place of the tower can be achieved by pulling or hoisting the supporting and shifting device, the shifting process is simplified, the shifting construction efficiency, quality and safety are effectively improved, and the construction cost is reduced.

The application belongs to the field of battery state monitoring, and discloses a battery thermal runaway early warning method based on a single-point thin film pressure sensor. A single-point thin film pressure sensor is arranged between adjacent battery cells in a battery pack to sense the battery cell pressure signal in real time. The charging and discharging process of the battery pack is monitored through the battery cell pressure signal, and the cycle pressure peak value sequence and the valley value sequence of the last N charging and discharging cycle periods of each battery cell in the charging and discharging process are recorded adaptively, and the dynamic grading pressure early warning threshold of each battery cell is calculated based on the sequence. The battery cell abnormality is identified and the thermal runaway early warning is performed according to the dynamic grading pressure early warning threshold. The application effectively offsets the interference of factors such as the battery cell manufacturing tolerance, the sensor individual difference, the installation deviation and the battery cell expansion caused by the charging and discharging cycle through the dynamic grading threshold of each battery cell, so that the early warning result is more suitable for the actual state of the battery, and a reliable basis is provided for the thermal runaway early identification.