68results about How to "Stable communication" patented technology

The invention relates to the technical field of satellite communication, in particular to a time synchronization method, device and equipment for satellite communication, a medium and a program product. A terminal receives a synchronization signal block broadcasted by a satellite base station to perform preliminary synchronization, and decodes a main information block broadcasted by the satellite base station to obtain a cell-level public timing advance parameter and a time-frequency resource; selecting a lead code and a time-frequency resource in combination with a cell-level public timing advance parameter, initiating a random access request, and sending a first message to a satellite base station; receiving a second message from the satellite base station, wherein the second message comprises a timing advance instruction fed back according to the detection result of the lead code; and adjusting uplink timing synchronization according to the timing advance instruction, and sending a third message to the satellite base station through the physical uplink shared channel. According to the invention, on the premise that an existing preamble format and a timing advance indication range do not need to be changed, a terminal without GNSS capability can also realize initial random access and maintain uplink time synchronization.

The invention discloses a reservoir bank slope inspection method and system based on an unmanned aerial vehicle laser radar, and relates to the technical field of unmanned aerial vehicle reservoir bank slope inspection, and the method comprises the following steps: 1, guaranteeing the normal working state of an unmanned aerial vehicle, starting the laser radar, connecting a ground GNSS reference station on the shore, calibrating the position of the unmanned aerial vehicle and a communication signal, an inspection area boundary and flight parameters are set; navigation data provided by a shoreside base station is utilized. According to the reservoir bank slope inspection method and system based on the unmanned aerial vehicle laser radar, the inspection efficiency is improved, and the endurance time is prolonged; the system is high in autonomy, reduces the labor cost, achieves the whole-course autonomous navigation, path optimization, obstacle avoidance and dynamic adjustment, does not need manual intervention, effectively reduces the workload and operation difficulty of inspection personnel, reduces the labor cost, improves the intelligent level of inspection tasks, and improves the autonomous adaptability of the unmanned aerial vehicle to complex terrains.

The invention relates to a hyper-converged micro-service system for realizing multi-protocol communication, multi-type registration discovery and multi-type configuration control, and the system comprises a micro-service hyper-converged communication module which is used for uniformly creating, managing, detecting, using and destroying the connection of different communication protocols; the micro-service hyper-fusion registration discovery module is used for combining different registration centers into groups and combining services in a fusion mode; the micro-service hyper-convergence control module caches and configures in a unified cache mode in different configuration centers; and the micro-service hyper-fusion observable module is used for observing different types of indexes and links. By adopting the hyper-converged micro-service system for realizing multi-protocol communication, multi-type registration discovery and multi-type configuration control, unified registration release, unified service control, unified configuration management, unified service observation, unified document generation and unified compilation release of multi-protocol services can be realized; and a simple implementation environment is created for subsequent compatibility of the hyper-converged micro-service system.

The invention discloses a signal capturing method, system and device in a high dynamic environment, equipment and a medium. The method comprises the following steps: acquiring a first receiving signal; performing sampling-level sliding correlation processing according to the first receiving signal and a local sampling-level pilot frequency to obtain a first correlation signal; performing coarse decision processing on the first correlation signal, determining a coarse starting position, and obtaining a first-stage coarse capture signal according to the coarse starting position; performing symbol-level sliding correlation processing according to the first-level coarse capture signal and a local symbol-level pilot frequency to obtain a second correlation signal; performing fine decision processing on the second correlation signal to determine a fine initial position; and intercepting a frame signal according to the fine initial position to obtain a second-stage fine capture signal. According to the invention, the narrow-band satellite communication system can keep stable communication in a high-dynamic environment.

The invention discloses a remote monitoring and maintenance installation system for a high-altitude photovoltaic power station, and the system comprises a special protection monitoring unit, a self-adaptive adjustment installation support, a remote monitoring and maintenance control center, and a high-altitude special communication network module, which are sequentially connected with one another and work cooperatively. Through the innovative design of a high-definition camera in the special protection monitoring unit, that is, a nanometer hydrophobic material coated on the outer layer of a lens and an anti-fog coating integrated with a heating wire are combined with an intelligent temperature control module, the problem that the lens fogs and is blurred in a high-altitude, low-temperature and high-humidity environment is effectively solved, and it is ensured that clear monitoring images can be obtained at any time; operation and maintenance personnel can conveniently and accurately master the site condition of the power station. The multi-sensor integration module integrates various high-precision sensors, various key data in a high-altitude environment can be comprehensively collected, a rich and accurate data basis is provided for subsequent data analysis, risk assessment and decision making, potential problems can be found in advance, and response measures can be taken in time.

The invention relates to the technical field of distribution line inspection, and discloses a distribution line unmanned aerial vehicle nest operation coverage capability evaluation method, which comprises the following steps: S1, planning a geographic information system and an unmanned aerial vehicle route; s2, a multi-mode positioning system; s3, dynamic communication priority adjustment; s4, optimizing the charging rate and the battery; s5, induction charging technology; s6, optimizing the route of the unmanned aerial vehicle; s7, performing unmanned aerial vehicle nest operation strategy and task allocation; s8, application of machine learning and artificial intelligence technologies in coverage capability evaluation; s9, performing real-time fault detection and early warning; the geographic information system and unmanned aerial vehicle route planning comprises the step of acquiring topographic features, building distribution and other information by using the geographic information system. By means of a geographic information system, route planning, multi-mode positioning, dynamic communication priority adjustment and the like, operation and maintenance cost can be reduced, existing resources and technologies are fully utilized, and efficiency, safety and reliability of the unmanned aerial vehicle in distribution line inspection and maintenance work are improved.

A vehicle-mounted movable ground station for satellite-to-ground laser communication relates to the field of laser communication technology, and solves the problems in the prior art that laser communication ground stations have high requirements for infrastructure conditions and cannot be moved and used once deployed. The ground station includes an optoelectronic payload system and an integrated signal processing system; the optoelectronic payload system is rotatable; the optoelectronic payload system is used to collect satellite-to-ground downlink signal lasers, and is also used to perform beam reduction and fine tracking control on the signal lasers, and is also used to perform spot correction on the signal lasers, and is also used to couple space light into optical fibers and send them to the integrated signal processing system; the integrated signal processing system is used to receive laser signals in optical fibers, process them, and then send the processed data through the optoelectronic payload system; the integrated signal processing system is also used to obtain target satellite orbit information, and perform orbit recursion, and control the optoelectronic payload system through the recursion results to achieve coarse and fine signal locking respectively. The present invention is suitable for space laser communication.

The invention provides a self-inflating communication buoy. The self-inflating communication buoy comprises an upper-section shell, a buoyancy section, a middle-section shell and an inflating equipment section, the upper section shell, the buoyancy section, the middle section shell and the inflation equipment section are fixedly connected in sequence from top to bottom; the upper section shell carries communication equipment, the buoyancy section carries an air bag, and a watertight connector is arranged in the middle section shell and used for data transmission and communication between the communication equipment and underwater equipment; automatic inflation equipment is arranged in the inflation equipment section, and when the buoy does not enter water, the air bag is in a contraction state; when the buoy enters water, the automatic inflation device is started to inflate the air bag, and therefore buoyancy is provided for the buoy. When not entering water, the buoy is small in size, the buoyancy is rapidly increased after the buoy enters water, and the buoy can float on the water surface for communication.

The invention discloses a data reporting method of a photovoltaic cleaning robot, the photovoltaic cleaning robot and a system, and belongs to the technical field of robot communication. The data reporting method of the photovoltaic cleaning robot comprises the steps of determining a relay robot in a plurality of adjacent robots under the condition that a communication link with a server is detected to meet a triggering condition, and establishing a near field communication link with the relay robot; determining a relative position relation with the relay robot; based on the relative position relation, the motion state of the robot itself is adjusted, so that the robot itself moves along with the relay robot in the mobile operation environment, and the communication stability of a near field communication link is kept; and sending the to-be-reported data to the relay robot through the near field communication link, so that the relay robot uploads the to-be-reported data to a server. Through stable near field communication between the photovoltaic cleaning robots, the data of the photovoltaic cleaning robots can be timely and completely reported to the server.

The application relates to the technical field of wireless communication, in particular to a talkback machine based on an emergency alarm function and a working method thereof. The talkback machine comprises an environment and posture mutation sensing module, a backup radio frequency link activation and configuration module, a signal attenuation compensation module, a discharge scheduling and energy limit extraction module and an extreme search and rescue response stabilization module. In the application, the intrusion of water and the mutation of a holding posture are sensed by tracking the conductivity characteristics of the bottom of a shell and the abnormality of internal space coordinates, the problem of an alarm blind area when a behavior ability is lost is effectively solved, the risk identification accuracy in an emergency environment is enhanced, the accurate calculation of signal loss and the dynamic compensation of transmission obstacles under complex medium masking are realized, the spatial coverage radius of a gain trajectory in a poor shielding environment is improved, the discharge scheduling mechanism is executed in combination with a risk level and a residual charge quantity decay rate, the energy extraction efficiency under the concurrent state of high-gain emission and large-current charging is optimized, and communication stability is ensured.

The application discloses an edge server, an edge computing system and a communication method thereof. The method comprises the following steps: periodically acquiring, by the edge server, communication state information of each edge computing node in a topological network structure and edge computing nodes within a preset distance range around the edge computing node, inputting the acquired communication state information into a pre-established node connection decision model to obtain a real-time decision result, dynamically adjusting, based on the real-time decision result, a connection relationship of each edge computing node in the topological network structure and edge computing nodes within the preset distance range around the edge computing node to form an adaptive topological network structure, and performing data transmission by the edge server based on the adaptive topological network structure and each edge computing node. The topological network structure can be dynamically adjusted, and data can be stably and efficiently transmitted in a dynamically changing network environment.

The present invention provides a wheel lifting device, comprising a walking chassis and a clamping mechanism arranged on the walking chassis, wherein the walking chassis is provided with a lifting mechanism driving the clamping mechanism to move in a vertical direction; the walking chassis can move in the longitudinal direction of the vehicle body; the clamping mechanism cooperates with the wheel clamp; the lifting mechanism comprises lifting slopes arranged at both ends of the clamping mechanism in the longitudinal direction, the two lifting slopes are arranged facing each other, and lifting wheels cooperating with the lifting slope surface are respectively fixed at both ends of the clamping mechanism in the longitudinal direction, and the two lifting slopes can move synchronously relative to each other. The advantages of the present invention are: the lifting of the clamping mechanism is achieved through the cooperation of the lifting slope and the lifting wheel, and the vertical movement is converted into the horizontal movement of the lifting slope, the structure required in the vertical direction is greatly simplified, the height of the lifting device is effectively reduced, and the construction cost of the stereo garage is reduced.

The application relates to a data and clock phase difference correction method, which comprises the following steps: a receiver performs secondary synchronization on an IO signal based on a CLK signal to obtain an IO synchronization signal; a starting bit falling edge pulse signal is obtained according to the IO synchronization signal, and then a starting bit enable signal is set; the delay duration of the receiver and the IO signal is obtained; when a check bit error of a character frame received by the receiver occurs, a compensation time is determined, the data line is taken over at the compensation time according to the delay duration, the data line is driven to a low level, and the character frame is retransmitted by a transmitter. The receiver of the application can better receive the starting bit on the data line, has smaller timing requirements for the other party of communication, and can communicate with more products. The application avoids possible misjudgment and bidirectional driving of the transmitter, enables the communication between the two parties to be stably carried out, improves the performance of the interface, and enhances the compatibility. The application also relates to a receiver, a chip and a device.

This invention discloses a method for leading-edge signal detection and frame synchronization in the MAC layer of a battery cell pressure sensing network. By employing a frame start delimiter (SFD) leading-edge signal vector detection optimization algorithm, the efficiency and accuracy of leading-edge detection are improved. Algorithms such as sliding window analysis, noise likelihood function, and leading-edge likelihood function are used to accurately detect the leading-edge signal vector, further enhancing detection efficiency and accuracy. Simultaneously, the Bayesian likelihood ratio method is used for leading-edge signal vector detection, significantly reducing the false positive and false negative rates and increasing the reliability of the detection results. This invention enables rapid leading-edge signal vector detection and frame synchronization, improving the real-time performance of data transmission and making it suitable for applications requiring high real-time performance, such as lithium battery management systems. The method proposed in this invention can be widely applied to the MAC layer of battery cell pressure sensing networks, providing strong support for establishing more efficient and reliable sensor network communication.

Provided is a transmission / reception device capable of more stably performing communication via a network. According to the present embodiment, a transmission / reception device is provided with a connection unit and a determination unit. The connection unit establishes a communication link with a communication partner via a network. The determination unit determines the state of the communication link, and causes the connection unit to change the communication link to another communication link when the state is a predetermined state.

The present invention provides a low sidelobe antenna applied to a vehicle communication system, which relates to the technical field of communication antennas, and aims to solve the problems of the low sidelobe antenna of the existing vehicle communication system, such as being unable to independently locate at multiple points, unable to realize multiple radio wave polarization adjustments required for automobile communication, having reduced radio wave loss control effect, being unable to realize real-time monitoring of low sidelobe signals by means of analog signals, and being unstable. The low sidelobe antenna comprises a shell device; a mounting foot is installed at the bottom of the shell device; a driving unit is installed inside the shell device; four groups of adjustment devices are installed on four sides of the driving unit; an anti-interference driving unit is provided, which drives a driving gear ring to rotate under the drive of a gear motor to prevent shielding interference, and a signal receiver can realize real-time monitoring of the sidelobe parameters of the low sidelobe antenna, which is convenient for staff to carry out maintenance work, and ensures the stability required by the automobile communication system to a great extent.

The utility model discloses a kind of bridge workstations with multi-channel super-long RF receiving and uploading function, belong to electronic equipment technical field, a kind of bridge workstations with multi-channel super-long RF receiving and uploading function, including rear shell and the front shell fixed in rear shell one side, the rear shell inside is provided with control host computer, recess is opened in the lower part of the other side of rear shell, the inner top wall of recess is equipped with network cable connection port and power interface, it can effectively solve the problem of low data transmission efficiency caused by traditional bridge workstation single channel or limited channel RF signal processing, insufficient simultaneous access capability of multiple devices, simultaneously break through the restriction of RF receiving and uploading distance, avoid affecting the stability and reliability of communication system due to signal attenuation, interruption in large industrial plant, remote monitoring system and other scenarios, and optimize equipment structure design and interface layout, reduce installation space occupation, improve the convenience of later maintenance and operation.

The invention belongs to the field of train control, and provides a positioning method, system and device based on an orbit transponder and a storage medium, and the method comprises the steps: determining the differential correction data of a satellite signal at a first moment according to the satellite observation data at the first moment and the position information provided by the transponder; and determining real-time train positioning at the second moment according to the differential correction data of the satellite signal at the first moment and the satellite observation data at the second moment. On one hand, the train positioning precision between the adjacent transponders can be effectively improved, and on the other hand, the function of the base station in the RTK positioning technology is realized by combining the known and high-precision position information of the transponders on the train track and the satellite observation data acquired by the corresponding GNSS receiver module, so that the construction and maintenance cost of the base station is effectively saved; and continuous high-precision positioning of the train can be realized without building a base station in the RTK positioning technology.

The UART optocoupler isolation communication control system comprises an optocoupler, a host computer and a slave computer, the host computer and the slave computer are connected through the optocoupler, and the optocoupler is used for electrical isolation between the host computer and the slave computer; the optocouplers comprise a control optocoupler and a communication optocoupler, each optocoupler comprises a primary side and a secondary side, the host comprises a UART interface, a controllable current module and a power supply module, and the controllable current module comprises an energy storage filter circuit, a controllable current signal input end and a triode; the UART interface is connected with the primary side of the communication optocoupler, the slave is connected with the secondary side of the communication optocoupler, the controllable current signal input end is connected with the triode, the triode is connected with the primary side of the control optocoupler, the energy storage filter circuit is connected with the secondary side of the control optocoupler, and the controllable current module and the power module are connected with the primary side of the communication optocoupler. And the two are cooperatively used for providing current required by saturation conduction for the communication optocoupler. A saturated conduction state of the communication optocoupler can be kept, different numbers of communication nodes and high-temperature operation environments can be adapted, and the technical effect of stable communication is achieved.

This application relates to a mobile communication fixture for carrying a workpiece and moving it along a feeding direction. It includes a fixture plate, an actuator disposed within a space on the fixture plate, several receiving antennas, and a controller. The fixture plate has a bearing surface for carrying the workpiece. The actuator applies force to restrain the workpiece when the fixture moves to a preset position. The receiving antennas are disposed within the space and are respectively arranged on the upstream and downstream sides of the feeding direction. The controller is connected to the receiving antennas and the actuator, and controls the actuator to operate after receiving a control signal from the receiving antennas. This mobile communication fixture, because the receiving antennas are distributed upstream and downstream in the feeding direction and participate in the control logic determination together with the controller, effectively solves the signal reception blind spot problem caused by metal structure obstruction in the prior art, thereby achieving stable communication and precise control in complex interference environments and ensuring the reliability of the fixture's response during movement.

This invention discloses a fire rescue linkage system, which consists of a distributed sensor network, an intelligent main control hub, a communication and dispatch module, an access control execution unit, and a linkage rescue robot. Sensor nodes collect ambient temperature, physical button inputs, and voice signals in real time and upload them to the main control hub. The hub's built-in microprocessor performs multi-modal joint judgment of fire hazards, generates a rescue data packet containing physical coordinates and trigger source tags, and sends concurrent alarms to users, neighbors, property management, and fire terminal via the communication and dispatch module. The hub controls the access control status through linkage commands and directs the rescue robot to move to the target area to perform detection and rescue. This system achieves rapid fire hazard identification and multi-level accurate alarms, combining remote and near-field linkage rescue, solving the problems of narrow information coverage, delayed response, and disconnected rescue linkage in existing systems. It significantly improves the intelligence level and efficiency of fire emergency rescue, effectively protecting lives in critical moments.

The invention belongs to the technical field of materials and electronic information, and discloses a preparation method of a pressure sensor based on Li / Al-LDH enhanced polyacrylamide / xanthan gum dual-network nano conductive hydrogel, an assembly method of a sole three-point pressure sensing intelligent insole based on the pressure sensor and APP function development. The pressure sensor based on the PXL nano conductive hydrogel has extremely high sensitivity and detection accuracy on pressure on the basis of ensuring flexibility, has good linearity of resistance change in a pressure range, shows excellent pressure-sensitive characteristics in the aspects of response / recovery time, repeatability, stability and the like, and has good application prospects. And the advantages of the pressure sensor are fully exerted. After the method is applied to the sole three-point pressure sensing intelligent insole, the intelligent insole is light, small and easy to wear through integrated programming, real-time sole pressure distribution detection can be carried out on a user through an APP, and sports health monitoring and disease prevention are more convenient and economical.

The invention provides a communication device of an air conditioner, which can stabilize communication. A communication device of an air conditioner according to an embodiment includes a plurality of devices connected by two AC power lines and one communication line. A communication device for an air conditioner has a power supply circuit and a transmission circuit. The power supply circuit generates a DC voltage based on the phase of one of the two AC power supply lines. The transmission circuit varies the voltage of the communication line on the basis of a signal transmitted by a control device that controls the air conditioner. A capacitor is connected between the transmission circuit and the communication line. When the reference potential of the communication line increases, the voltage of the communication signal flowing through the communication line is boosted using the charge of the capacitor.

The present invention belongs to the field of wireless communication technology, and proposes a joint optimization method for flying self-organizing network-assisted communication. By real-time optimizing the flight trajectory and data routing path of a drone group to form a FANET, the relay communication of ground wireless sensors is assisted to meet the application requirements of WSN for low-latency communication in the field of real-time monitoring. The steps are as follows: (1) constructing a multi-drone and WSN data routing transmission system model; (2) establishing a joint optimization problem of FANET-assisted communication, with minimizing the maximum end-to-end delay of the transmission system as the optimization goal; (3) based on MDP, the joint optimization problem of FANET-assisted communication is expressed as a sequential decision problem; (4) based on a deep reinforcement learning graph neural network, a drone decision model for solving the sequential decision problem is established and trained; (5) applying the trained drone decision model to realize the joint optimization of flying self-organizing network-assisted communication.

The utility model discloses a kind of urban rail transit communication anti-extrusion cable, it includes: outer sheath layer, the inner side of the outer sheath layer is provided with steel belt armoring, the inner side of the steel belt armoring is provided with inner sheath layer, the inner side of the inner sheath layer is provided with insulating layer, the inner side of the insulating layer is erected with honeycomb isolation board, the left and right sides of the outer sheath layer extend and are provided with clamping pad layer, pressure pad strip is embedded and fixed between upper and lower opposite of the clamping pad layer, vertical direction is stepped down and is pressed to protect, auxiliary bear the pressure that wire core suffers, ensure the stability of wire core structure, avoid the damage of its inner wire core caused by outer sheath layer excessive pressure flattening deformation, additionally the compression strength of its whole is improved while a plurality of wire core and filling material are separately isolated, prevent its compression deformation and mutual extrusion contact and be damaged, ensure its communication stability.

The utility model provides a consumable chip, laser printing consumable and printing equipment, the consumable chip comprises a substrate and an electronic module, the electronic module is arranged on the substrate, the consumable chip further comprises a first pin and a second pin, the first pin and the second pin both extend out of the substrate and are electrically connected with the substrate, and the second pin is provided with a plugging position; in the thickness direction of the substrate, the first pins and the second pins are located on the same side of the substrate; the first pin can be elastically deformed and is in contact with a first contact pin of a chip contact pin structure of printing equipment, the second pin can be elastically deformed and is in contact with a second contact pin on a positioning column of the chip contact pin structure, the positioning column is inserted into the insertion position, and the laser printing consumable is provided with the consumable chip. The consumable chip can ensure moderate multi-point synchronous electric contact pressure, is good in contact stability, can effectively reduce the damage risk of the contact pin of the printing equipment, and prolongs the service life of the contact pin of the printing equipment.

The invention discloses a comprehensive integrated antenna, and belongs to the technical field of communication antennae, all first antenna units are sequentially arranged along a first axis, and each first antenna unit comprises two first short metal tubes and two first long metal tubes which are symmetrically arranged. A first feed joint is arranged between the two first short metal tubes; the second antenna units are sequentially arranged along the first axis, and each second antenna unit comprises two antenna array elements; the antenna base comprises at least one first radio frequency socket and at least one second radio frequency socket, and a first radio frequency cable is arranged between the first radio frequency socket and the first feed section; and a second radio frequency cable is arranged between the second radio frequency socket and the second antenna unit. According to the comprehensive integrated antenna provided by the invention, signal receiving of different communication frequency bands can be met at the same time, the utilization rate of the antenna in the axial space can be improved, and the electromagnetic compatibility condition of the antenna can be optimized while the communication performance of each antenna is fully exerted.

The embodiment of the invention provides a universal portable electronic product simulator based on ZYNQ. In a specific embodiment, the simulator comprises an analog quantity module and a main control module, the main control module comprises a plurality of first communication circuits, a switching value detection circuit, a switching value output circuit, an on-off quantity detection circuit, an on-off quantity output circuit, a second communication circuit and a ZYNQ module. According to the embodiment, by integrating the ZYNQ module and various communication circuits and detection / output circuits, the simulator can flexibly adapt to various different types of electronic products and test systems. And the universality and the applicability are high. The simulator supports a plurality of communication protocols and interfaces, and can efficiently and stably communicate with a plurality of comprehensive test systems. And the accuracy and reliability of a test result are ensured. The portable design is adopted, and the simulator is light in weight, small in size and convenient to carry and move by testers.

The invention discloses a generator set real-time monitoring system based on edge calculation, and relates to the technical field of control and adjustment. The system comprises a remote master control terminal which is used for receiving parameter values of different types of detection parameters and judging whether the operation is normal or not, and if not, target parameter values of a plurality of types of control parameters are sent to a generator set; the edge control end is used for continuously receiving parameter values of different types of detection parameters and target parameter values of a plurality of types of control parameters sent to the generator set by the remote main control end; generating a unit judgment adjustment strategy; continuously monitoring whether the communication among the sensor, the remote main control end and the generator set is normal or not; if normal, no intervention is carried out; and if not, monitoring the operation of the generator set according to the set judgment and adjustment strategy. All-weather stable real-time monitoring of the generator set is realized.

The utility model relates to communication antenna technical field, specifically disclose a kind of 4G omnidirectional glass steel antenna, including glass steel body, still including the pedestal of being provided with globe cover, and the straight male head of being provided with inner tube, the inner tube is set in globe cover, and with globe cover fixed connection. The 4G omnidirectional glass steel antenna provided by the utility model, by the internal thread in straight male head to ensure the basic communication connection of glass steel antenna, and utilize the external thread on inner tube then can provide convenient disassembly to straight male head, can be used to replace the damaged straight male head, the globe cover of external thread connection, then can strengthen waterproof vapor invasion, so that the water vapor that globe cover lingers blocks enters, the position of the conductor installed on pedestal is protected, realizes the stable communication of conductor, also can utilize double thread connection to strengthen glass steel body use stability.