33 results about "Telecommunications engineering" patented technology

This invention discloses a communication engineering equipment box with a screw-driven telescopic placement plate and bidirectional limiting mechanism, relating to the field of computer technology. The technical solution includes a box body with four legs at the bottom and a door at the front, with a handle at the front of the door for opening. Inside the box are three rows of placement plates, each with several ventilation holes at the top. These ventilation holes ensure proper heat dissipation at the bottom of the equipment during operation. A limiting mechanism allows two limiting plates to close inwards, securing the computer equipment and effectively improving its stability within the box. Even if the box is impacted, the computer equipment remains stable. When periodic equipment inspection is required, the placement plate can be extended from the box via a transmission mechanism, allowing the entire computer equipment to be removed from the box for convenient maintenance.

This utility model relates to the field of communication engineering cabinet technology, and more particularly to a weatherproof outer shell for outdoor communication engineering equipment, including a cabinet; it also includes a base, an airbag, a waterproof air pump, a water level sensor, a PLC controller, a sliding frame, a screw, a slider, a drive frame, an annular scraper, a sliding sleeve, a sliding rod, and a limiting ring. The bottom of the cabinet is provided with a base, and the top of the inner surface of the base is provided with an airbag. The top of the right side of the inner surface of the base is connected to the waterproof air pump, and the output end of the waterproof air pump is connected to the airbag. The water level sensor is provided at the top of the right side of the inner surface of the base corresponding to the position of the waterproof air pump. This utility model, by setting up an airbag, when the water level sensor detects that the water level exceeds the safety threshold, the PLC controller activates the waterproof air pump to inject gas into the airbag. The buoyancy of the airbag in the water pushes the cabinet, causing the cabinet to move upward along the sliding rod, thereby raising the cabinet and preventing water immersion.

This utility model relates to the field of communication engineering technology and discloses a communication engineering cabinet, including a main cabinet. The front side wall and the adjacent side wall of the main cabinet are both panelless structures. An expansion cabinet is installed on one side wall of the main cabinet. The expansion cabinet includes two expansion plates, a set of side plates, and two connecting plates. The two expansion plates are rotatably installed on the front and rear parts of the panelless side wall of the main cabinet. The two sets of expansion plates are spliced ​​together to form the side wall panel of the main cabinet. A side plate connects the two sets of expansion plates on the side away from the main cabinet. The two connecting plates are rotatably installed on the upper and lower side walls of the main cabinet and are respectively connected to the upper and lower sides of the two sets of expansion plates. The advantages of this utility model compared with the prior art are: the panelless side of the main cabinet is formed into a complete main cabinet by using two sets of spliced ​​expansion plates as side wall panels; the expansion cabinet is extended by unfolding the two sets of expansion plates and connecting plates and connecting them to the side plates, and the expansion cabinet is connected to the main cabinet, making the cabinet space more sufficient.

The utility model discloses an auxiliary device for communication engineering construction, which relates to the field of communication engineering and comprises a supporting unit, the supporting unit comprises two supporting frames and a supporting column, the two supporting frames are coaxially arranged, and the supporting column is connected between the two supporting frames. The supporting columns are distributed in a circumferential array shape and fixedly installed between the two supporting frames through welding or bolts. The device further comprises a driving unit which is arranged on the outer side of the supporting frame, the driving unit comprises a plurality of mounting blocks distributed in the circumferential direction of the supporting frame, a mounting groove is formed in the top of each mounting block, and a supporting shaft is fixedly mounted in each mounting groove through a bearing. According to the auxiliary device for communication engineering construction, dynamic pressing of the rolling wheels on a transmission line is achieved through cooperation of the protection columns and the arc-shaped limiting grooves, efficient power transmission is ensured through combination of belt driving and bevel gear transmission, and the obstacle crossing capacity of the device is enhanced through cooperative adjustment of the tension springs and the tensioning wheels.

The application belongs to the technical field of communication engineering, and discloses an ear-wearing device control system and method, which comprises a charging device and at least one ear-wearing device; the charging device comprises a charging module, a user input module and a sound wave emitting module; the ear-wearing device comprises a sound pickup module; the ear-wearing device and the charging device can be paired through close-range wireless communication, and the ear-wearing device stores the pairing information of the charging device after the pairing is completed; the charging device is configured to drive the sound wave emitting module to emit a sound wave signal carrying the identification information and the control instruction of the charging device in response to the control instruction triggered by the user input module; the ear-wearing device is configured to receive and analyze the sound wave signal through the sound pickup module, compare the analyzed identification information with the locally stored pairing information, and execute the operation corresponding to the control instruction when the two match. The application can provide a safe, reliable and easy-to-use control scheme for small ear-wearing devices without relying on external devices such as mobile phones.

This utility model provides a moisture-proof protective cover for communication engineering equipment, relating to the technical field of equipment protective cover technology. It includes a fixed base and a detachable cover. The detachable cover has a quick-fixing assembly on its exterior. The quick-fixing assembly includes an eccentric wheel, a connecting seat slidably connected to the outer surface of the detachable cover, and multiple movable blocks fixed to the outer surface of the detachable cover. The connecting seat is adapted to the fixed base. Each movable block has a push rod fixed to its inner wall. Multiple hinge seats are fixed to the outer surface of the connecting seat, and each hinge seat has a Z-shaped claw hinged to its inner wall. This moisture-proof protective cover for communication engineering equipment, through the quick-fixing assembly, allows for quick installation and fixation of the fixed base and the detachable cover. Compared to existing methods using multiple bolts, it eliminates the need for repeated tightening of bolts, reducing installation and disassembly time, thereby improving installation and disassembly efficiency and facilitating use.

The utility model provides a portable long -distance line signal receiving device belongs to communication engineering technical field. It includes the casing, is provided with filter circuit, detection circuit, logarithm operation amplifier circuit, operational amplifier circuit, main control processing circuit, display drive circuit and display screen in the casing, the front end of filter circuit is connected with the radio frequency input mouth of installing on the casing through the combiner, filter circuit is connected with detection circuit through logarithm operation amplifier circuit, the other end of detection circuit is connected with the front end of main control processing circuit through operational amplifier circuit, and display screen is connected with main control processing circuit through display drive circuit. The utility model can carry out the calibration to the drift phenomenon produced in the use process, is convenient to the equipment function expansion and the change of bottom program later. Add filter measure at the power supply, increase laboratory electromagnetic anti -interference measure.

The utility model discloses an exchange for communication engineering relates to communication engineering technical field, including switch body, one side is used for inserting crystal head body, fixed plate, is fixed in the switch body for inserting crystal head body's one side, the fixed plate's one side close to crystal head body is equipped with the fender groove of the restriction crystal head body elastic piece position, rotating part, rotatory setting is in fixed plate, the position of rotating part and the position of crystal head body cooperate, it has the extrusion part of restriction crystal head body position and the limiting portion convenient to the elastic piece of stirring, through setting the fender groove cooperation elastic piece of crystal head body position limiting, after crystal head insertion is connected, and the extrusion part of rotating part can be automatic abut in the one side of crystal head far from switch body, thereby forms double limiting structure, significantly reduces the probability that crystal head falls off because of external force or vibration, improves the reliability of insertion connection.

This utility model relates to the field of communication engineering construction equipment technology, and discloses a high-efficiency pipeline maintenance structure for communication engineering construction, including an optical cable route detector. The optical cable route detector has a probe head at its bottom and an adjustment component installed at its top. A handle and a support plate are fixedly connected to one side of the optical cable route detector, and a controller is fixedly connected to one side of the handle and support plate. A display screen is fixedly connected to the top of the controller. The adjustment component includes a sliding plate, the bottom of which is fixedly connected to the top of the probe head. The sliding plate is slidably connected inside the optical cable route detector, and a fixing plate is fixedly connected to one side of the optical cable route detector. In this utility model, the operator only needs to easily push the push plate to retract the locking column through the transmission mechanism, achieving smooth adjustment of the equipment height. After adjustment, the locking column automatically resets and locks under the action of spring force, enhancing convenience and comfort during long-term operation.

The utility model discloses a portable high -climbing ladder for communication engineering, including first ladder body, its top is provided with second ladder body, and first ladder body and second ladder body are used for communication engineering high -climbing operation, two auxiliary mechanisms, its respectively is located first ladder body's both side sides, and auxiliary mechanism includes connecting block, two fixed blocks, two support blocks, two connecting plates, two limit posts and two pull -out boards, and connecting block is located second ladder body's bottom, and limit post is slidably arranged in one side of connecting plate. The utility model discloses a mutual cooperation of first ladder body, second ladder body, connecting block, fixed block, support block, connecting plate, limit post and pull -out board, and first ladder body and second ladder body split high -climbing ladder, and connecting block makes first ladder body and second ladder body connect, and limit post defines the position of connecting plate, and then is favorable to respectively split and carries first ladder body and second ladder body, and is convenient for suitable real -time road condition.

The utility model provides a warning indicator for communication engineering supervision, and the warning indicator for communication engineering supervision includes installation cabinet, is set up with the storage bin in installation cabinet, the top of storage bin rotatable connection has the mounting panel, the top wall fixed connection of mounting panel has telescopic subassembly, telescopic subassembly top detachable connection has warning light, one side swing joint of installation cabinet has the spacing baffle that carries out spacing to mounting panel, spacing baffle one side fixed connection has the plug -in board, and the both sides of mounting panel are all set up with the spacing component that is matched with the plug -in board, and the inner chamber of installation cabinet swing joint has the protection component, when needing to store, can flexibly rotate mounting panel, and orderly store telescopic subassembly and warning light into the storage bin, and then through the accurate positioning of spacing baffle and mounting panel, form the firm protection space, not only can prevent warning light from the collision of the generation because of the swing in the storage process, still utilize the stability of triangle, strengthen the compression resistance of overall structure, significantly improve the protection effect of warning light, prolong its life.

The present application relates to a kind of portable strip optical cable stripping equipment, belong to optical communication engineering construction equipment technical field.The equipment aims at solving the problem of insufficient precision and vulnerable internal fiber damage due to reliance on manual experience in field stripping operation.The equipment, the tool adjusting mechanism and control module are integrated in the equipment body, and a remote collaborative control system connected by wireless communication module between remote management center and equipment is constructed.Remote management center queries and issues the accurate depth value and critical peeling force range of corresponding model from precision calibration parameter database according to the optical cable model identification code uploaded by the equipment.The device control module receives the instruction, and monitors the tool working load and cutting depth in real time during the stripping process.When the preset depth is reached, the micro-force protection mode is started, and the tool action is controlled by comparing the load and critical force range.The equipment is mainly used for fast, accurate and low-damage end stripping operation of strip optical cable.

The application relates to the technical field of communication engineering and radio wave propagation, and discloses a communication system simulation optimization method and system based on radio wave propagation prediction, which aims at the problem of insufficient near-field calculation accuracy of the existing three-dimensional parabolic equation method when simulating an unmanned aerial vehicle air-ground communication link, divides a three-dimensional simulation space into a near-field MLFMM calculation region and a far-field HPE calculation region, accurately solves the near-field region by using a multi-layer fast multipole algorithm, and smoothes the result by window function processing and couples the result to the far-field region, finally obtains full-link radio wave propagation field distribution data, evaluates communication quality according to the field distribution data, and automatically adjusts system parameters for iterative optimization when the indicators are not met, until a design scheme meeting the requirements is output. The method effectively balances the near-field calculation accuracy and the far-field calculation efficiency, significantly improves the accuracy of path loss prediction, and provides an efficient tool for the design and automatic optimization of an unmanned aerial vehicle communication system in a complex environment.

The application provides a communication engineering drawing recognition method and device, and relates to the technical field of drawing information collection. The method comprises the following steps: detecting a communication engineering drawing through a target detection model to obtain table slices, text paragraph slices and plan slices; recognizing the table slices through a first recognition model to obtain first slice recognition data; recognizing the text paragraph slices and the plan slices through a second recognition model to obtain second slice recognition data; and collecting the first slice recognition data and the second slice recognition data to obtain communication engineering drawing recognition data. The communication engineering drawing recognition method provided in the application embodiment can recognize and extract information on the communication engineering drawing by combining the target detection model, the first recognition model and the second recognition model without manual interpretation of the information on the communication engineering drawing or manual input of the information, so that the efficiency and accuracy of recognizing and extracting information can be greatly improved, and the labor cost can be reduced.

The application relates to a Beidou and mobile communication fusion positioning method based on modulation detection, and belongs to the technical field of satellite navigation and communication engineering. The method comprises the following steps: acquiring a Beidou positioning signal and a high-frequency carrier frequency signal, extracting a frequency parameter of the Beidou positioning signal and presetting a carrier frequency screening condition, constructing an amplitude modulation binding scheme, forming an initial composite signal, constructing a multi-path integration multiplexing mechanism, according to the number of signal paths and time delay requirements, adopting a combined superposition or time slot allocation mode to complete signal integration, establishing a same network transmission mode, transmitting the signal to a target area by means of existing transmission resources, setting a signal separation and restoration process, restoring the Beidou positioning signal through carrier frequency extraction, signal separation and interference filtering, and according to signal purity feedback, iteratively optimizing modulation amplitude and detection filtering parameters. Efficient compatibility of the Beidou positioning signal and the mobile communication network is realized, existing communication facilities are reused without additional wiring, and the problem of Beidou signal transmission in a complex shielding scene is solved.

This invention discloses a sprinkler irrigation control method based on communication link attenuation inversion, belonging to the fields of agricultural automatic sprinkler irrigation technology and wireless communication engineering technology. The method includes: deploying multiple fixed communication nodes in farmland to form a mesh link; each node sequentially sending ranging signals and recording the actual received power of each link; calculating the theoretical power using a free-space loss model to obtain the additional attenuation; discretizing the farmland into a three-dimensional voxel grid and establishing a system of linear equations relating the attenuation to the voxel attenuation coefficient; solving the equations using an algebraic iterative reconstruction algorithm to obtain the soil moisture distribution matrix within the farmland; identifying regions based on the moisture distribution and generating differentiated sprinkler irrigation commands; and controlling the electromagnetic valves of each zone via a wireless network to perform variable-volume sprinkler irrigation. This invention eliminates the need for buried soil moisture sensors, utilizes communication link tomography technology to obtain a true three-dimensional moisture field, is unaffected by weather, achieves precise closed-loop sprinkler irrigation, and significantly improves water-saving efficiency and crop uniformity.

The utility model relates to a grid pipe technical field especially relates to a sleeve mechanism of multi -hole grid pipe splicing for communication engineering, the utility model discloses a first horizontal telescopic plate, second horizontal telescopic plate, two vertical telescopic plates and a plurality of locking mechanisms, first horizontal telescopic plate and second horizontal telescopic plate can all be telescopic along the direction of the lateral length of multi -hole grid pipe, two vertical telescopic plates can all be telescopic along the direction of the vertical length of multi -hole grid pipe, and the inner wall of first horizontal telescopic plate, second horizontal telescopic plate and two vertical telescopic plates can all be closely combined with the outer wall of multi -hole grid pipe, a plurality of locking mechanisms are installed on first horizontal telescopic plate, second horizontal telescopic plate and two vertical telescopic plates respectively, the utility model only needs to stretch out and draw first horizontal telescopic plate or second telescopic plate or two vertical telescopic plates to change the size of sleeve mechanism, so that sleeve mechanism can correspond to the splicing of multi -hole grid pipe of different specifications size.

This utility model relates to the field of communication engineering and discloses an antenna bracket for communication engineering, including a support column and a base plate. The bottom of the support column is fixedly connected to the top of the base plate. A fixing plate is fixedly connected to the circumferential surface of the support column. A turntable is rotatably connected to the surface of the fixing plate. A fixing lug is fixedly connected to the surface of the turntable. A pull rope is fixedly connected to the surface of the fixing lug. A slider is fixedly connected to the end of the pull rope away from the fixing lug. A mounting base is fixedly connected to the top of the base plate. An adjustment mechanism is provided inside the mounting base. In this utility model, the preload of the pull rope and the elastic deformation of the spring work together to effectively absorb some of the wind vibration energy, reduce the offset of the support column, and ensure the stability and safety of the antenna bracket. Furthermore, the pulling force of the pull rope on the support column can be adjusted by rotating a knob, thereby improving the accuracy of the protective force control.

The utility model relates to the technical field of electric power communication engineering construction, and discloses an electric power communication cable junction box which comprises a box body, a box cover is hinged to the box body, and a spiral diversion trench is formed in the side, away from the box body, of the box cover. The anti-pulling structure is used for protecting a cable and preventing the cable from falling off, the clamping structure is used for adapting to the size of the cable and carrying out fixed clamping, the anti-pulling structure comprises a movable seat, a sliding rail and an insulating lantern ring, the sliding rail is fixedly arranged on the inner bottom surface of the box body, the movable seat is arranged on the sliding rail in a sliding mode, and the insulating lantern ring is arranged on the sliding rail. The insulating lantern ring is movably arranged in the moving seat, the moving seat magnetically moves in the box body, the anti-pulling structure is matched with the insulating lantern ring and the elastic deformation clamping of the pressing spring through the repulsive force between the magnet and the magnetic ring, so that the cable counteracts the transverse pulling force of the strong wind, the connecting end of the cable and the deconcentrator is prevented from being stressed and falling off, and the service life of the cable is prolonged. The self-adaptive clamping contraction of the soft clamping block and the compression spring ensures that the cable does not shake in the moving seat in the radial direction.

This invention belongs to the field of communication engineering technology, specifically an ultra-wideband multi-segment composite disc-cone antenna, comprising a radiator assembly, a feed assembly, an impedance matching assembly, and a grounding assembly. The radiator adopts a multi-segment composite structure, with a continuous copper plate conical surface in the low-frequency region and a radial spoke array in the high-frequency region, combined with a multi-layer coaxial disk and an electrically loaded structure. The feed end integrates a stepped impedance transformer and an LC composite matching network, and is equipped with a choke slot to suppress common-mode current. A wide grounding plane is configured at the bottom. By utilizing the segmented tapered surface and spoke array composite structure, the low-frequency continuous current path and the high-frequency discrete current path are separated on the same radiator, avoiding mutual interference between high- and low-frequency electromagnetic behaviors.

The application relates to the technical field of safety management of communication engineering construction, and discloses a construction site safety risk intelligent identification and early warning method based on communication engineering. The method comprises the following steps: acquiring visual monitoring data, environment and equipment operation parameter data and equipment safety state logic quantity; time aligning and space correlating the visual monitoring data, the environment and equipment operation parameter data, the equipment safety state logic quantity and process state information, and inputting the data into a multi-modal fusion model; obtaining a hazard source set and a prevention and control barrier set corresponding to a current construction process through a knowledge graph, performing causal reasoning based on real-time verification results of the prevention and control barrier, and generating a graded early warning in combination with a fused risk characteristic value. The application realizes deterministic verification through construction of a safety state machine based on internal electrical signals of equipment, solves false alarm and missed alarm by fusing internal and external data through gate modulation, outputs hierarchical early warning in combination with causal reasoning of the knowledge graph process and parameter closed-loop regulation and control, and self-evolves rules.

1. The name of the design product: communication engineering terminal box. 2. The use of the design product: used for placing communication equipment. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

This utility model provides a protective structure for the optical fiber composite cable end, belonging to the field of communication engineering and optical fiber technology. It includes a protective shell body for providing external protection for the optical fiber end; a fixing mechanism disposed on the protective shell body for securely installing the optical fiber end inside the protective shell body; and a locking component including a knob and a limiting groove. The knob is located on the outside of the protective shell body, and the limiting groove is formed on the inner wall of the protective shell body for locking and positioning the fixing mechanism. This utility model, by setting a high-strength protective shell body, an elastic clamping mechanism, a knob-type locking component, and a snap-fit ​​component with buffer function, improves the fixing reliability, structural adaptability, and assembly convenience of the optical fiber end in complex environments, effectively solving the technical problems of poor protective performance, insufficient versatility, and inconvenient maintenance and operation in traditional optical fiber end protection structures.

This utility model relates to the field of communication engineering technology and discloses a cable stripping device for communication engineering. It includes a base plate, an adjustment mechanism located at the rear top of the base plate, and conveying mechanisms on both the left and right sides of the top of the base plate. A common support mechanism is located inside both conveying mechanisms. In this cable stripping device for communication engineering, the adjustment mechanism, through the cooperation of a reciprocating lead screw and a slider, and relying on the scale lines on the support frame, can accurately and conveniently adjust the blade position and precisely control the cable stripping length to meet diverse engineering needs. The conveying mechanism, through an adaptive structure composed of a telescopic rod, a movable block, and a spring inside the guide wheel, can automatically fix itself according to cables of different diameters, preventing deviation and shaking during conveying. Simultaneously, a second motor drives the guide wheel to stably convey the cable, ensuring smooth cutting and reducing poor stripping problems. The two mechanisms work together to improve the working efficiency and stripping quality of the device.

This invention discloses an intelligent management system for low-voltage wiring layout, belonging to the field of smart building and communication engineering management. It includes a hardware layer and a software layer. The hardware layer consists of a fractal microfluidic network pre-embedded in the building and distributed in the shape of a Hilbert curve, and a magnetically responsive liquid metal transmission medium filled therein. Magnetorheological logic gates are integrated at the nodes of the fractal microfluidic network. The software layer includes a sensing and monitoring unit and a logic management center. It solves the problems of insufficient flexibility and difficult maintenance of traditional low-voltage wiring, and has significant advantages such as high redundancy, no mechanical loss, and software-defined physical paths.

The utility model relates to the field of communication engineering, and disclose a kind of communication engineering wiring measurement tool, the utility model includes trolley, the top rear side of trolley is fixedly connected with two fixed frame, two fixed frame is distributed left and right, and the top between two fixed frame is rotatably connected wire reel;The front side of the top of trolley is provided with counting straightening mechanism, and counting straightening mechanism includes underframe, and underframe is fixedly connected in the top front end middle part of trolley, and the top of underframe is fixedly connected with lower clamping assembly, and the upper of lower clamping assembly is provided with upper clamping assembly.The utility model is cooperated by lower clamping assembly and upper clamping assembly, utilizes clamping wheel one and clamping wheel two to clamp cable, and rotates by motor drive clamping wheel one, so that cable is straightened in the process of passing through clamping wheel, effectively avoid the problems such as bending, winding etc. in the process of wiring, improve wiring quality.

The utility model provides a kind of optical cable cutting equipment for communication engineering, it is related to optical cable cutting technical field, including cutting component, and is set on cutting component with installation and dismounting component and maintenance component, the cutting component includes processing table and cutting knife, symmetrically setting is clamped seat on the processing table, support frame is installed in the side of clamped seat, adjusting peg is penetrated in the top of support frame, the bottom of adjusting peg is provided with upper clamp seat, the installation and dismounting component includes mounting bracket and mounting block.The utility model is slidably installed in the inside of mounting bracket by mounting block, then moves and limits board activity in the inside of fixed frame, limit board is positioned to mounting block, it is favorable to replace clamping mechanism, convenient and fast to operate, different size specifications of clamping mechanism can be switched, effectively shorten the downtime of equipment, and then improve cutting efficiency, while conveniently dismounting and maintaining clamping mechanism, prolong the service life of equipment.

The utility model relates to communication engineering field discloses a kind of communication line protection devices, communication line protection device, including shell and bottom cover, shell both ends are provided with threading hole, inside installation has reel, shell top surface is penetrated and rotationally installed with pivot, reel is installed on pivot, and pivot outside is equipped with locking mechanism, shell inside is equipped with buffer mechanism at the both sides of reel;Locking mechanism includes gear installed on pivot and movable plate rotationally installed in shell inner top surface, movable plate one end side surface is fixedly connected with locating block, and other end top is fixedly connected with tab, and locating block is equipped with the gear teeth meshing with gear;Buffer mechanism includes the two telescopic rods of staggered arrangement, and the end of telescopic rod is installed with fixed frame, and the inside of fixed frame is installed with guide wheel.The utility model can release cable and reduce tension when cable tension is larger, improve the security of cable, without manual adjustment, convenient to use, more practical.