256results about How to "Achieve expansion" patented technology

The invention provides a charging pile ordered charging load prediction method and system, electronic equipment and a storage medium, and belongs to the technical field of electric traffic and power load prediction.The method comprises the steps that electric vehicle operation data at different time points in a to-be-predicted area are obtained, and an electric vehicle operation database is constructed; constructing an electric vehicle user portrait classification model according to the electric vehicle operation database to form a user portrait set; according to the user portrait set in combination with the positions of the charging piles, predicting the charging behavior possibility and the charging amount of each charging pile at different time points; selecting a prediction date, judging the type of the prediction date, and performing classified fitting on a charging pile load curve; and matching the charging pile load curve with the possibility of the charging behavior of each charging pile at different time points and the charging amount, fitting the charging pile load curve into a charging pile load prediction curve of each charging pile, and performing prediction. According to the method, data dimension expansion is realized, prediction deviation is avoided, the accuracy is high, and the application range is wide.

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 invention discloses an intelligent supervision system for online data processing and transaction processing services, and belongs to the technical field of transaction processing supervision. Performing periodic monitoring statistics on all transaction processing businesses of the target, and performing periodic transaction state processing analysis and data combination on the target transaction type according to monitoring statistics data to obtain a local transaction processing business supervision sequence corresponding to the target transaction type in the monitoring period; according to the local transaction processing business supervision sequences corresponding to different monitoring periods, transaction eligibility analysis in different aspects is carried out on a target transaction type to obtain transaction eligibility identifiers corresponding to different aspects, and the transaction eligibility identifiers in different aspects are integrated and analyzed to obtain transaction eligibility identifiers corresponding to different aspects. The target transaction marketing scheme associated with the target transaction type is dynamically managed in a self-adaptive manner; the technical problems of poor autonomous supervision analysis processing effect and poor autonomous optimization management effect of the pre-stored transaction processing business in the existing scheme are solved.

The invention discloses a ship target identification method, device, equipment, medium and product, and relates to the field of artificial intelligence and synthetic aperture radar target identification, and the method comprises the steps: training an S3GAN network model according to an amplitude ship image in a source domain SAR ship image data set and SAR ship phase data in a target domain SAR ship image data set; s3, the GAN network model comprises a first generator network model for carrying out a task of converting from an amplitude domain to a frequency spectrum domain, a second generator network model for carrying out a task of converting from the frequency spectrum domain to the amplitude domain, and a discriminator; generating pseudo-SAR frequency spectrum information of an amplitude ship image to be converted based on the S3GAN network model; and inputting the pseudo SAR frequency spectrum information and the amplitude ship image into a feature fusion recognition network for feature fusion, and recognizing the SAR ship target in the fused image, so that the ship target recognition precision can be improved.

The invention provides an energy storage power station, application of the energy storage power station and a liquid flow energy storage tank box. The liquid flow energy storage tank box comprises a frame, a liquid storage tank, a liquid inlet pipe and a liquid outlet pipe. The liquid storage tank is fixed in the frame, the corner fittings are arranged at the top and the bottom of the frame so that the liquid storage tank can be fixed to a transport vehicle and can be mutually fixed and stacked, and transportation and installation of the liquid flow energy storage tank box are facilitated. The liquid storage tank is used for containing electrolyte, the electrolyte can be transported along with the liquid flow energy storage tank box, and the electrolyte does not need to be transported independently. And the electrolyte does not need to be transferred for multiple times, so that the probability of electrolyte leakage is effectively reduced, and the safety is high. Meanwhile, the pollution to the environment is reduced. The liquid flow energy storage tanks can be stacked through the corner fittings, and the occupied area of the energy storage power station is reduced. According to the structure of the energy storage power station, by adding the liquid flow energy storage tanks and stacking the liquid flow energy storage tanks, the energy storage capacity of the energy storage power station can be expanded, the construction efficiency of the energy storage power station is improved, the cost is reduced, and convenient transportation and installation of the large liquid flow energy storage power station are achieved.

The utility model belongs to the technical field of stainless steel pipe spraying, and particularly relates to stainless steel pipe spraying equipment which comprises a foot stool, a base is welded to the top end of the foot stool, a square groove is formed in the base, a collecting hopper is welded between the inner walls of the square groove, and a hose is fixedly connected to the bottom end of the collecting hopper. A screen is welded between the inner walls of the collecting hopper, a fixing plate is welded to the side wall of the foot stand, a collecting box is placed on the fixing plate, a connecting pipe is installed at the top end of the collecting box, redundant spraying materials drop into the collecting hopper, the collecting hopper and the screen are made of polytetrafluoroethylene materials, the surface of the polytetrafluoroethylene material is smooth, paint is not attached to the polytetrafluoroethylene material, and the polytetrafluoroethylene material is not prone to falling off. And after the paint drips into the collecting hopper, the paint slides to the lowest end along the slope, and then flows into the collecting box from the hose, so that the excessive paint is quickly collected, the paint waste is avoided, and the waste rate of the paint is favorably reduced.

The invention discloses an unmanned store risk identification intelligent management system based on big data analysis, and belongs to the technical field of risk identification management. The method and the device are used for solving the technical problem of poor commodity settlement and display and placement risk identification and management effects during unmanned store operation in the existing scheme. In the supervision processing unmanned store operation process, different users carry out settlement of different articles, supervision processing data of different users are analyzed and combined, supervision statistical data of all settlement commodities are processed and analyzed, and an existing settlement risk prevention scheme is dynamically managed according to an analysis result. According to the method, the falling conditions of all the placed commodities in the unmanned store are monitored and counted, data processing and analysis are carried out on the display abnormity degrees corresponding to all the display racks for placing the commodities in the unmanned store, the display abnormity degrees corresponding to different display racks are determined according to analysis results, and targeted local display rack commodity placement management is implemented.

The invention discloses a wiring method of a stator winding of a flat wire motor, the stator winding and the flat wire motor, and relates to the technical field of motors, the method comprises the following steps: according to a design structure of the flat wire motor, a conductor in a stator winding slot is divided into multiple groups of sub-windings along an inner diameter direction, and the design structure of the flat wire motor comprises a total slot number, a total pole number and a total layer number; determining the number of parallel branches of the multiple groups of sub-windings according to the total pole number, wherein the number of the parallel branches is a divisor of the total pole number; determining the conductor layer number of the multiple groups of sub-windings according to the total layer number; and determining the wiring structure of the stator winding according to the number of parallel branches and the number of conductor layers. Since the conductors in the stator winding slots are divided into multiple groups, and each group adopts different parallel branches, more series turns of each phase can be realized through the combination of the parallel branches and the conductor layer, the optional range of the series turns of each phase is greatly improved, the expansion and optimization of the series turns of each phase winding are realized, and the service life of the stator winding is prolonged. Therefore, the requirements of driving motors with different voltages and performances can be met.

The invention provides a built-in lifting folding structure of an automobile small table board, which is characterized in that two groups of support plates are respectively arranged on two sides of the interior of a rear box body, and a lifting driving mechanism and a small table board assembly are respectively arranged on two sides of the support plates through an inner guide rail and an outer guide rail which vertically extend; the lifting driving mechanism and the small table board assembly are in transmission through a plurality of transmission wheels which are connected with one another, the lifting driving mechanism controls the small table board assembly to stretch out of the opening of the rear box body, and then the center shaft plate is turned over to achieve unfolding of the small table board. The lifting folding structure can be applied to various vehicle types in the prior art, the occupied space is small, the small table plate can be adjusted between the unfolded state and the folded state, and a passenger can adjust the small table plate to the target position according to needs. According to the embodiment, the elastic supporting structure is arranged, the small table board assembly can be supported, and the supporting strength of the small table board assembly in the unfolded state is improved.

The utility model discloses a waterproof sealing type connector which is provided with a plug, and the plug and a socket are connected with each other. Comprising a sleeve block which is movably arranged on the outer side of the plug in a sleeving mode, a fixing strip is fixed to the inner side of the sleeve block, a fixing groove is formed in the plug on the outer side of the fixing strip, and the fixing strip and the plug slide in an attached mode through the fixing groove; the adjusting mechanism movably penetrates through the two ends of the sleeve block, a sealing assembly is arranged at the end of the adjusting mechanism, the sleeve block moves to drive the adjusting mechanism to synchronously move, on one hand, the connecting tightness of the plug and the socket is guaranteed, and on the other hand, the sealing assembly is driven to seal the connecting gap of the plug and the socket. According to the waterproof sealing type connector, the gap at the joint of the plug and the socket is sealed by changing the thickness of the sealing structure, and the gap can be plugged adaptively according to the size of the gap at the joint of different connectors, so that the sealing performance of the connector after connection is ensured.

The invention discloses a control mechanism, a locking mechanism, a loading method and a preassembling method of an artificial implant. The control mechanism of the artificial implant comprises a base, a stay wire and a lock piece, wherein a lock hole is formed in the base; the stay wire is provided with a free end which can be wound or separated from the artificial implant; and the locking piece is in running fit with the base so as to lock the free end of the stay wire. After the control mechanism is optimized, the control mechanism can be matched with each other to realize the control of the in-vivo expansion, release or recovery process of the artificial implant, and is more suitable for in-vivo work compared with the existing structure.

The present application relates to an amphibious geotechnical engineering survey platform and a method of using the same, and relates to the field of survey equipment. An amphibious geotechnical engineering survey platform comprises: an operating platform, a buoyancy device arranged in the operating platform, a walking module arranged below the operating platform, and a propulsion module arranged on the operating platform. The operating platform is provided with extension sections on both sides thereof, and the operating platform is provided with two sets of driving devices, which cooperate to drive the two extension sections to flatten or retract. A method of using an amphibious geotechnical engineering survey platform comprises the following steps: S1, land operation; S2, water operation; S3, adjusting the operating area of ​​the platform. The present application has the effect of facilitating the survey work on a wider area of ​​the operating platform and improving the work efficiency.

The utility model discloses a crop disease and insect pest spraying device which comprises a connecting plate, bearing plates are symmetrically arranged at the upper end and the lower end of the connecting plate, a spraying operation area is formed between the two sides of the connecting plate and the symmetrical bearing plates, the crop disease and insect pest spraying device further comprises a pressure tank, the pressure tank is arranged between the symmetrical bearing plates, and an air cylinder is arranged on the upper bearing plate. The telescopic end of the air cylinder penetrates through the bearing plates and is slidably arranged in the pressure tank, a push plate is arranged at the telescopic end of the air cylinder, a liquid spraying pipe is connected to the outer side wall, away from the connecting plate, of the pressure tank, a rubber valve is arranged in a port of the end, away from the pressure tank, of the liquid spraying pipe, and a liquid inlet assembly is connected to the bottom of the lower bearing plate. The utility model belongs to the technical field of crop disease and pest control, and particularly relates to a pesticide spraying device for crop diseases and pests, which aims at expanding a pesticide spraying surface and realizing automatic liquid supplementing and spraying.

The utility model discloses a head-up display system and a vehicle, and relates to the technical field of vehicles. The head-up display system comprises an image generation unit, a dodging unit and a reflection unit, the image generation unit is used for emitting imaging light beams, and the imaging light beams comprise a first light beam and a second light beam. The dodging unit is used for receiving and transmitting the first light beam and the second light beam respectively and enabling light paths of the first light beam and the second light beam to be mutually isolated. The reflection unit is used for receiving the first light beam and the second light beam respectively and reflecting the first light beam and the second light beam to the vehicle window so as to form a near virtual image and a far virtual image respectively. According to the technical scheme, the size of the head-up display system can be reduced, and the cost of the head-up display system is reduced.

The utility model provides a mounting device for an osmometer of an underground water-sealed cave depot, which relates to the technical field of osmometer mounting and comprises a pressure pump and a water pressure pump. The water pressure pump is connected with the pressurizing pump through a pressurizing pipe; the water pressure pump is sleeved with a sealing plug. The pressure pump controls the expansion of the sealing plug through the console; a base is mounted on the water pressure pump and is used for mounting the osmometer; in an initial state, the sealing plug is in a contraction state, the osmometer mounting device is formed by arranging the pressure pump, the water pressure pump and the sealing plug, the volume of the sealing plug is increased through flushing pressurization, contraction and expansion of the sealing plug are achieved, and then stability of the osmometer after entering a drill hole is achieved.

This invention relates to the field of low-temperature fermentation formulation technology. The invention provides a low-temperature resistant compound bacterial enzyme formulation, its preparation method, and its application in the co-fermentation of straw and manure. The compound bacterial enzyme formulation comprises the following raw materials in parts by weight: 8-10 parts of compound bacterial agent, 1-1.4 parts of compound enzyme agent, and 88.6-91 parts of excipients. The compound bacterial enzyme formulation of this invention can ferment straw and manure under conventional conditions as well as at low temperatures of around 15°C, effectively meeting the fermentation requirements in low-temperature regions. By combining the excipients with the bacteria and enzymes, substances and nutrients during the fermentation process can be effectively adsorbed, avoiding acid inhibition, and providing attachment sites for the bacteria and enzymes, thus prolonging their activity.

The utility model discloses a vacuum chamber with a double-propulsion material distribution device, which belongs to the technical field of vacuum pugging and comprises a pug feeding mechanism and a vacuum pugging chamber which are communicated with each other through a material distribution sieve plate, two pugging propulsion lines are arranged in the vacuum pugging chamber, and the two pugging propulsion lines respectively receive pug which is distributed by the material distribution sieve plate. And two pugging propelling lines are integrated in a vacuum cavity of the vacuum pugging chamber. The pug is distributed by the distribution sieve plate and then uniformly falls onto the corresponding pug propulsion lines, and is respectively and independently subjected to homogenization mixing and vacuum degassing treatment, and finally the pug is molded by the distribution lines and then pushed out. The capacity expansion of the vacuum pugging equipment is realized through double-line independent treatment, the production efficiency is improved, and the high integration degree of double lines ensures that the floor area expansion rate of the equipment is extremely low. Due to the fact that the pug of the double lines is processed in parallel after being distributed, the independent operation mode ensures the processing quality of the pug of each single line, and the homogenization and degassing effects are guaranteed.

The present invention discloses a notched balloon dilatation catheter, which belongs to the technical field of interventional treatment instruments, and comprises: a catheter; a balloon connected to the distal end of the catheter and capable of radial expansion relative to the catheter; a notching mechanism, comprising a base fixedly connected to the outer wall of the balloon and a notching member connected to the base through a connecting rod assembly; the connecting rod assembly comprises a plurality of support rods rotatably connected to the base at one end and connected to the notching member at the other end, and a force transmission member rotatably connected to the plurality of support rods through a pin; the force transmission member is used to drive one end of the plurality of support rods to rotate relative to the base so that the notching member at the other end moves in a direction away from the balloon. The notching member can be expanded by using a connecting rod assembly composed of a force transmission member and a plurality of support rods, so that the notching member can move in a direction away from the balloon to reach a deeper part of the diseased tissue, and the expansion depth of the notching member is controllable; in addition, drugs are loaded between the notching member and the base, so that the drugs can be delivered to a deeper part of the diseased tissue.

The invention relates to the technical field of wind power blade mold positioning, and discloses a wind power blade mold clamping mechanism with an adjustable adaptation range and a clamping method.The wind power blade mold clamping mechanism comprises a blade mold body, the blade mold body is fixedly installed at the top of a positioning clamping support through bolts, and an outer side positioning cavity is further fixed to the side wall of the bottom of the blade mold body; the blade mold further comprises auxiliary positioning blocks which are installed on the inner side wall of the blade mold body at equal intervals in an embedded mode, an installation support and a positioning support are fixed in an outer side positioning cavity under the auxiliary positioning blocks, a telescopic rod piece is rotationally connected into the installation support, and the tail end of an output shaft of the telescopic rod piece is fixed to the center of the back face of each auxiliary positioning block. Meanwhile, the positioning bracket penetrates through the back surface of the auxiliary positioning block. Positioning of the blade mold and clamping and positioning of the demolding structure in the mold are achieved, the driving range of clamping and positioning application of the demolding structure is conveniently adjusted, and rapid demolding of the wind power blade is achieved.

The utility model relates to the technical field of rubber bands, in particular to a rubber band expander. Comprising a first swing arm, a second swing arm and rubber band supporting rods, the first swing arm and the second swing arm are arranged on a rack, the rubber band supporting rods are arranged at the end of the first swing arm and the end of the second swing arm respectively, and the first swing arm and the second swing arm are rotationally connected with the rack; a transmission rod is connected between the first swing arm and the second swing arm; one side of the first swing arm is further connected with a driving assembly.

The invention discloses a stone processing and conveying device, and relates to the technical field of stone conveying. The conveying mechanism comprises a transmission mechanism used for conveying, a rack connected with the transmission mechanism, a sweeping assembly connected with the transmission mechanism, a dust collection assembly connected with the sweeping assembly, a conveying wall connected with the conveying mechanism and a straightening assembly connected with the conveying wall. The stone sorting device has the advantages that when stone is placed on the conveying belts on the two sides of the transmission mechanism, telescopic cylinders in the straightening assemblies stretch out and draw back along with telescopic springs and abutting blocks, a plurality of rollers rotate, the posture of the stone is straightened in cooperation with the conveying belts, and the stone sorting device is high in sorting efficiency and good in sorting effect. The stone conveying device solves the problems that due to the fact that the shapes of stones are irregular, the stones are often stuck, the posture is not correct, the conveying efficiency is affected, and even equipment is damaged.

The utility model belongs to the technical field of projection equipment, and discloses a projector for volunteer filling training, which comprises a storage box with an upward opening and a mounting frame capable of extending into the storage box in a sliding manner, a projection main body is supported on the mounting frame, the top of the mounting frame is fixedly connected with a box cover, and the box cover is fixedly connected with a projector. A clamping mechanism used for fixing the projection main body is arranged at the bottom of the box cover, the clamping mechanism comprises a gear rotationally connected with the box cover and two clamping plates symmetrically connected to the bottom of the box cover in a sliding mode, racks are fixedly connected to the two clamping plates, and the two racks are meshed with the two sides of the gear respectively. According to the utility model, the clamping mechanism is arranged, and the engaged racks at the two sides move relatively by rotating the gear, so that the two clamping plates are close to each other and clamp the projection main body, the fixed installation of the projection main body is realized, the operation is simple, and the rapid installation and disassembly of the projection main body can be realized.

The utility model belongs to the field of first-aid kits, particularly relates to a first-aid kit capable of quickly taking an AED, and aims to solve the problems that an existing first-aid kit for the AED is inconvenient to take out from a protection box, no obvious area division exists among modules in the protection box, and the first-aid kit for the AED cannot be expanded to fix articles, the following scheme is provided: the first-aid kit comprises a bottom plate, a first side plate is installed on one side of the top of the bottom plate, a second side plate is installed on the other side of the top of the bottom plate, a first partition plate is installed on the top of the bottom plate, and a second partition plate is installed on the top of the bottom plate. Meanwhile, the AED is located on one side of the first-aid kit, when the AED is taken out, the AED can be taken down and operated only by taking down the second hook-and-loop fastener, use is very convenient and fast, meanwhile, the multiple elastic binding belts are used in cooperation, the AED first-aid kit is expanded, and more objects can be conveniently stored.

The invention relates to the field of reliability design analysis, in particular to an instrument signal drift modeling and reliability evaluation method based on a multivariate adaptive regression spline model. The method mainly comprises the following steps: (1) establishing a signal drift model of an instrument based on MARS; (2) the uncertainty of the MARS model parameters is represented; (3) collecting test data and extracting MARS model parameters; (4) estimating unknown parameters of the MARS model; (5) establishing a reliability model of instrument signal drift; (6) generating a virtual instrument signal drift curve based on Monte Carlo simulation; (7) predicting the service life of the instrument; and (8) evaluating the service life distribution and reliability of the instrument. The method has the beneficial effects that the nonlinear and uncertainty characteristics of signal drift can be accurately and quantitatively represented, the reliability of the instrument can be quickly and efficiently evaluated, and the physical test time is greatly saved. The method has potential practical application value in the aspects of quantitative characterization and reliability evaluation of time-varying data with strong nonlinearity and high uncertainty.

This application relates to the field of carbon source materials, and in particular to a composite carbon source for enhancing the denitrification capacity of activated sludge, its preparation method, and its application. The composite carbon source for enhancing the denitrification capacity of activated sludge, by weight, comprises: 45-60 parts of fast-acting carbon source, 10-15 parts of long-acting carbon source, 9-16 parts of synergist, 0.2-0.5 parts of activator, 4-8 parts of composite functional agent, and 20-25 parts of deionized water. This composite carbon source effectively promotes the denitrification start-up speed, provides a stable and continuous carbon source supply, effectively avoids the defects of traditional carbon sources such as excessive supply in the early stage and insufficient supply in the later stage, and ensures efficient operation of the entire denitrification process. It is safe and convenient to use, non-toxic, and poses no risk of combustion or explosion. Storage and addition are simple, significantly reducing on-site operational safety risks. The carbon release process is stable and controllable, and multiple slow-release mechanisms enable flexible regulation of the carbon source release rate to match the denitrification requirements under different operating conditions.

According to the satellite data processing method and device, the computer storage medium and the terminal, the ionosphere estimation value and the troposphere estimation value over the reference station are extracted, the ionosphere estimation value and the troposphere estimation value over the user side are combined, expansion of a coverage area of high-precision service is achieved, and the user experience is improved. The positioning performance of the ionosphere during the active period is improved, and technical support is provided for realizing cross-source resource sharing (CORS), improving service performance and reducing cost.

This application relates to the field of vehicle technology, disclosing a storage device, a sub-instrument panel assembly, and a vehicle. The mounting base includes a first end and a second end opposite to each other. The first end is used to connect to a mounting position on the vehicle. The second end has a receiving cavity. A movable support plate is movably connected to the second end. The movable support plate can move within the receiving cavity in a direction approaching or away from the first end to have a first position close to the first end and a second position away from the first end. A clamping assembly is at least partially disposed on the side of the movable support plate opposite to the first end and forms a clamping opening. When the movable support plate is in the first position, the clamping opening retracts to fix the target storage device in the mounting position via the movable support plate and the clamping assembly. When the movable support plate is in the second position, the clamping opening expands to remove the target storage device from the mounting position. Applying the technical solution of this application can solve the problem of insufficient comfort and convenience for rear passengers operating the rear center console screen in the prior art.

The invention belongs to the technical field of medical equipment, and particularly relates to a space dilator for endoscopic thyroid surgery, which comprises a handheld handle, a connecting rod component is fixedly mounted at one end of the handheld handle, and a dilation component is fixedly mounted at one end, far away from the handheld handle, of the connecting rod component; the expanding assembly comprises an expanding head, a mounting plate, a driving motor, a threaded rod, a first supporting plate, a second supporting plate, a first moving block, a second moving block, a connecting plate, a connecting assembly, a supporting rod and an expanding plate. When the device is used for surgical dilation, after the dilation assembly is put into a surgical site, a driving motor is controlled to rotate forwards to drive a second moving block to move, so that a supporting rod is driven to move, a dilation plate is dilated, and dilation is achieved.

The utility model provides a pipe coiling device for PVC (polyvinyl chloride) hose production, which relates to the technical field of pipe coiling and comprises a rack, a coiling drum is rotatably mounted on the rack, a pipe coiling limiting frame is fixedly mounted on the coiling drum, a limiting column is fixedly mounted on the inner side of the coiling drum, and an adjusting sleeve is slidably mounted on the limiting column. A first compression spring is arranged between the adjusting sleeve and the winding drum, a self-locking assembly is arranged between the adjusting sleeve and the limiting column, a plurality of baffles are hinged to the peripheral face of the adjusting sleeve, and a plurality of driving air cylinders are hinged to the peripheral face of the adjusting sleeve. By means of the structure, rapid adjustment and automatic locking of the adjusting sleeve on the winding drum are achieved, automatic folding and automatic unfolding of the baffle are achieved through cooperation of the driving air cylinder and the baffle, and a coiled coil pipe can be taken down from the winding drum conveniently.

The embodiment of the invention provides a photoconductive switch link assembly, which comprises a photoconductive switch, a high-voltage conductor, a connector, a grounding conductor, a capacitor and a radio frequency connector, and is characterized in that the photoconductive switch, the high-voltage conductor, the connector, the grounding conductor, the capacitor and the radio frequency connector are coaxially connected; the high-voltage conductor, the grounding conductor, the capacitor and the radio frequency connector are stacked, the capacitor is located between the high-voltage conductor and the grounding conductor, and the grounding conductor is located between the capacitor and the radio frequency connector; an accommodating space is arranged in the capacitor, and the photoconductive switch is accommodated in the accommodating space; the input end of the photoconductive switch is connected with the high-voltage conductor, and the output end of the photoconductive switch is connected with the connector and is connected with the radio frequency connector through the connector; a containing cavity is formed in the side, facing the capacitor, of the grounding conductor, and the connecting body is located in the containing cavity. The whole structure of the link is high in integration level, compact in structure, small in external electromagnetic interference in the transmission process of current / voltage, and high in fidelity.