428 results about "Flexible cable" patented technology

The invention discloses a charging pile cable intelligent control method and system based on double-phase-change heat dissipation, and relates to the technical field of intelligent heat dissipation control. The charging pile cable intelligent control method and system based on double-phase-change heat dissipation comprises the steps that S1, double-phase-change thermal control sensing data of a charging pile cable is periodically collected, and the double-phase-change thermal control sensing data is preprocessed; s2, constructing a paraffin phase change heat buffer load item and a fluorinated liquid heat dissipation capability item, quantifying a phase change heat dissipation switching state index value, identifying a current dominant heat dissipation state and generating a corresponding cooling strategy; s3, the execution deviation of the current cooling strategy is evaluated, and whether a cooling strategy reset and protection mode is triggered or not is judged; and S4, the applicability of the current cooling strategy is evaluated, self-adaptive dynamic adjustment operation of cooling strategy parameters is executed, and a cooling strategy adjustment closed loop is achieved. The problems that during high-power fast charging, instant heat of a flexible cable conductor is difficult to dissipate in time, the conductor is easily overheated, and protection is frequently triggered are solved.

The invention provides a multi-core heat dissipation flexible cable. The multi-core heat dissipation flexible cable comprises an inner sheath, a heat dissipation assembly, a separation assembly and a plurality of cell assemblies, an accommodating cavity is formed in the inner sheath; the heat dissipation assembly is arranged around the periphery of the inner sheath; the partition assembly is located in the containing cavity and comprises a center piece and a plurality of partition pieces, the partition pieces are arranged around the periphery of the center piece, and a core cavity is formed between any two adjacent partition pieces; the plurality of battery core assemblies are arranged corresponding to the plurality of core cavities, the battery core assemblies are located in the corresponding core cavities, each battery core assembly comprises an electric unit and a thermal deformation structure, one side of each electric unit is elastically connected to the center piece, the electric unit can slide relative to the center piece, one end of each thermal deformation structure is connected to the inner sheath, and the other end of each thermal deformation structure is connected to the outer sheath. The other end abuts against the side, away from the center piece, of the electric unit. Wherein the thermal deformation structure is thermally coupled with the electric unit, the thermal deformation structure is configured to be heated to generate elastic deformation so as to allow the electric unit to move to be in contact with the inner sheath, and the heat dissipation assembly is configured to dissipate heat of the electric unit through the inner sheath.

The application discloses a mechanical arm cable assembly method and system, and relates to the technical field of robot vision perception and control, and comprises the following steps: acquiring point cloud data of a working environment; fitting a cable center line according to the point cloud data and determining a relative pose matrix of a cable terminal and a target slot; determining an initial alignment attitude matrix of a mechanical arm end according to the relative pose matrix, so as to obtain initial joint angles of the mechanical arm and use the initial joint angles as a starting point of an assembly action; after selecting a grabbing point on the cable center line and planning an insertion path, entering an insertion stage from the starting point; according to detection of an insertion force and an insertion direction, performing error calculation and compensation until the insertion force change rate and the end pose error meet a set condition, and then determining that the assembly is completed. The application realizes self-perception, self-judgment and self-adjustment flexible assembly, improves assembly precision and robustness, and is suitable for automatic grabbing, guiding and insertion operation of flexible cables in industrial automation production.

The invention discloses a mechanical arm cable assembly method and system, and relates to the technical field of robot visual perception and control, and the method comprises the steps: obtaining the point cloud data of a working environment; fitting a cable center line according to the point cloud data and determining a relative pose matrix of the cable terminal and the target slot; an initial alignment attitude matrix of the tail end of the mechanical arm is determined according to the relative pose matrix, and an initial joint angle of the mechanical arm is obtained through solving and serves as a starting point of the assembly action; after a grabbing point is selected on the center line of the cable and a plug-in mounting path is planned, starting to enter a plug-in mounting stage from a starting point; and error calculation and compensation are carried out according to detection of the insertion force and the insertion direction, and it is judged that assembly is completed until the insertion force change rate and the tail end pose error meet set conditions. Self-sensing, self-judging and self-adjusting flexible assembling is achieved, the assembling precision and robustness are improved, and the flexible cable automatic grabbing, guiding and inserting device is suitable for automatic grabbing, guiding and inserting operation of flexible cables in industrial automatic production.

The invention provides a heat dissipation flexible cable. The heat dissipation flexible cable comprises an inner sheath, a heat dissipation assembly, a separation assembly, a plurality of battery cell assemblies and a plurality of sliding assemblies, the inner sheath is provided with an accommodating cavity; the heat dissipation assembly is arranged around the periphery of the inner sheath; the separation assembly is located in the containing cavity and comprises a center piece and a plurality of separation pieces, the separation pieces are arranged around the periphery of the center piece, and a core cavity is formed between any two adjacent separation pieces; the battery core assemblies are located in the corresponding core cavities, each battery core assembly comprises an electric unit, a thermal expansion structure and a first elastic piece, and one side of each electric unit is elastically connected to the inner sheath through the corresponding first elastic piece; the plurality of sliding assemblies are arranged corresponding to the plurality of separators, the sliding assemblies are slidably arranged on the separators corresponding to the sliding assemblies, and the sliding assemblies are configured to install optical units; the thermal expansion structure is configured to be heated to drive the electric unit and the sliding assembly to move towards one side of the inner sheath to abut against the inner sheath, and the heat dissipation assembly can dissipate heat of the electric unit and the optical unit through the inner sheath.

Floating connectors described herein may comprise a frame, a flexible cable, and a soft mounted connector within the frame. A first portion of the frame may be configured to couple to a printed circuit board assembly, and a second portion of the frame may receive the soft mounted connector via a membrane. The flexible cable may extend between the first portion of the frame and the second portion of the frame, and may operatively couple at first and second ends with the printed circuit board assembly and the soft mounted connector, respectively. Further, the floating connectors may include a housing to provide additional electrical shielding, and / or a lock mechanism to provide positive retention between the floating connector and an external connector and / or associated housing.

The invention relates to the technical field of aeronautical manufacturing and robot assembly, and discloses an aeronautical landing gear cable teleoperation collaborative assembly system and method, and the system comprises a master end interaction subsystem, a slave end assembly subsystem and a central control processing subsystem. The method comprises the following steps: acquiring multi-modal data through an environment monitoring camera, a six-dimensional force sensor and a touch sensor, and realizing space-time registration and state estimation by using Kalman filtering; and planning an optimal path by using a genetic algorithm based on the digital twinborn model and providing augmented reality guidance. And the system calculates visual confidence in real time, and adaptively switches a vision dominant control mode according to the visual confidence: when the vision is limited, the rigidity of the mechanical arm is automatically reduced, the force feedback weight is enhanced, and an operator is assisted to complete compliant operation in a blind area. According to the invention, the problems of sensing shielding and precise control of flexible cable assembly in a narrow cabin are solved, and the safety and efficiency of assembly operation are improved.

The invention relates to the field of stage mechanical equipment, in particular to a collaborative lifting device and method for a flexible cable and a follow-up cable, the device adopts a single-input double-output speed reducer to drive double winding drums to synchronously rotate in a diameter-differentiated mode, and electrical errors are eliminated through mechanical synchronization; a lead screw nut of the automatic rope arranging assembly is rigidly coupled with a guide rail, and a rope arranging wheel is driven to linearly move to achieve zero-deflection-angle rope arranging. The spring assembly compensates the temperature and stroke difference in real time; the double-lifting-point and double-section structure of the flexible cable drum ensures that the ice screen is stressed evenly, and a slip ring is arranged in the cable drum to achieve rotation power supply and take-up and pay-off synchronization; the guide wheel set and the anti-disorder device restrain a cable path, and the limiting and positioning adjusting device ensures that a hanging point is accurate. According to the invention, arrangement of multiple matrixes and real-time attitude reconstruction are supported, the requirements of rapid switching and complex actions in performance are met, mechanical synchronization, tension self-adaption and redundant safety protection are realized, and the accuracy and reliability of cable cooperative lifting are ensured.

A cable restraint secures flexible cables during a short circuit event. The cable restraint includes an outer belt and an inner liner. The outer belt has a first end and a second end. Flanges extend from the first end and the second end of the outer belt in a staggered pattern to form an intermeshing coupler when the cable restraint is in a closed position. The outer belt flexes and moves with the cables during the short circuit event thereby limiting lateral movement of the flexible cables.

The invention discloses a self-adaptive settlement photovoltaic support structure and method, and relates to the technical field of photovoltaic support. The self-adaptive settlement photovoltaic support structure comprises a stand column; the hoops are arranged in a split mode and connected through connecting pieces, and the split positions of the hoops extend outwards to form first mounting positions; the oblique beam is located on the upper side of the stand column, and the bottom side of the oblique beam extends outwards to form a second mounting position; the supporting part comprises a first supporting rod and a second supporting rod; the connecting assembly extends into the first mounting position and the second mounting position and is connected with the hoop or the oblique beam, and the first supporting rod and the second supporting rod are hinged to the connecting assembly. Passive or semi-active compensation is achieved when a stand column is subjected to differential settlement or relative displacement caused by temperature and wind load through hinge and deformation design of a hoop-supporting rod-connecting assembly, resistance control of a nested sliding piece and an adjustable embedded block and a force transmission path of a traction piece and a flexible cable.

This invention provides a failure detection device and method for flexible support structures of photovoltaic panels in solar power plants, including strain sensors, a signal processing unit, a control unit, a communication unit, and an early warning unit deployed at the fastening end of the flexible cable. The method involves real-time acquisition of strain data through sensors, calculation of deflection values ​​based on a pre-established strain-deflection relationship model, and determination of whether the deflection continuously exceeds limits to identify whether the fastening end has failed. This invention achieves accurate monitoring of the flexible cable's condition through model-based analysis combined with real-time sensing; it introduces a false alarm prevention mechanism to effectively distinguish between normal wind vibration and structural failure; and it integrates remote communication, positioning, and protection functions, adapting to harsh outdoor environments and enabling unmanned, intelligent operation and maintenance, significantly improving the safety and operational efficiency of photovoltaic power plants.

This invention discloses a method and apparatus for evaluating the mechanical properties of high-voltage wiring harnesses. The method includes: constructing a rigid-flexible coupling model of the entire vehicle, comprising a rigid body model of the vehicle and a flexible cable model of the high-voltage wiring harness within the vehicle; performing a driving simulation on the rigid-flexible coupling model of the entire vehicle under target operating conditions to obtain a first motion simulation result of the high-voltage wiring harness, and then determining a first mechanical property evaluation result based on this result; performing a stress simulation on the flexible cable model based on the first motion simulation result to obtain a second motion simulation result for each fixed clip node; and performing a mechanical property simulation on each fixed clip node based on the second motion simulation result to obtain the corresponding second mechanical property evaluation result. This invention solves the technical problem that related technologies, which use a decentralized and static approach, cannot accurately evaluate the mechanical properties of high-voltage wiring harnesses, thus hindering the accurate analysis of failure modes of high-voltage wiring harnesses during long-term service.

The invention discloses a low-temperature-resistant high-voltage flexible cable and processing equipment thereof, and belongs to the technical field of cables. Comprising three conductor cores, the conductor cores are wrapped by conductor shielding layers, the outer sides of the three conductor cores are clamped with limiting frames, and connecting ribs are arranged among the three limiting frames to form triangular connection; the three conductor cores are wrapped by a filling layer to form a cable, and a composite shielding layer is braided on the outer side of the cable and comprises a braided layer and a conductive adhesive. A supporting core is also inserted in the middle position among the three conductor cores, and the supporting core passes through the middle part of the connecting rib. A through hole allowing the supporting core to penetrate through is formed in the middle of the connecting rib. The outer side of the composite shielding layer is also provided with a wrapping tape. The low-temperature-resistant and high-voltage-resistant flexible cable and the processing equipment thereof have the beneficial effects that through deep adaptation and cooperation of the cable and the equipment, full-chain optimization from design to manufacturing is realized, and the overall use effect is good.

The utility model relates to a loading device for engineering equipment, in particular to a loading device adopting a flexible cable, which comprises a support, a loading device is arranged at one end of the upper surface of the support, the loading device is connected with a clamping device through the flexible cable, and the clamping device is arranged on the upper surface of the support. A guide device is arranged on the support, and the flexible cable is clamped on the guide device; therefore, the utility model provides the loading device which is high in flexibility and good in universality and adaptability so as to meet the test requirements of engineering equipment of different types and different scales and adopts the flexible cable.

The application provides a kind of pier column steel part vertical non-matching forming industrialized construction method and construction device, comprising the following steps: S1, according to the shape and size of the steel mesh required by pier column design;S2, complete the welding of steel mesh;S3, steel mesh is placed in bracket;S4, use hook and cable to hoist the whole bracket and steel mesh into the first operation platform;S5, the two sides of the lifting appliance are installed with flexible cable;S6, the steel mesh of each layer is hung on the corresponding hook on the flexible cable;S7, the steel mesh in the bracket is hoisted in turn and the separation of the steel mesh is completed to form the mesh intermediate body;S8, continue to lift the hook to fix the lifting appliance and the upper cross beam on both sides;S9, install the alignment hanger on the lower side of the hook, and fix the main reinforcement in the mesh intermediate body through the positioning sleeve on the alignment hanger. The application is designed ingeniously, can greatly improve the production efficiency of steel parts, at the same time ensure the construction quality, thereby improve the efficiency of project construction.

The utility model provides a kind of plugboard, including plugboard body and expansion plug, the plugboard body is equipped with several expansion socket;The expansion plug includes shell body and telescopic shell body, the shell body one end is equipped with the telescopic mouth being connected with its inner cavity, the telescopic shell body is located in telescopic mouth and is relative to shell body telescopic adjustment, the shell body back is equipped with plug, the telescopic shell body is away from the end of shell body and the interval between plugboard body side wall and is connected by flexible joint between the two;It further includes flexible cable for connecting plug and each expansion socket, the flexible cable passes from flexible joint inside.The utility model has the advantages that it realizes the flexible connection between plugboard body and expansion plug, and can effectively reduce the stress of plug when plugging and unplugging and encountering impact and knocking.

This invention discloses a device and method for monitoring and warning of pit bottom heave throughout the entire excavation process, belonging to the field of foundation pit engineering safety monitoring technology. The device's anchoring unit includes a cone head, a radially deployable umbrella-type support assembly, and a cylindrical guide rail. Reliable anchoring is achieved by inserting the cone head into a stable soil layer and deploying it in conjunction with the support plate. The measuring unit includes a protective tube that can slide axially along the cylindrical guide rail, a measuring rod fixed to the guide rail, a magnetic ring that moves synchronously with the protective tube, a magnetostrictive displacement sensor, a flexible cable, and an intelligent acquisition module. This invention enables high-precision, automated, and remote real-time monitoring and early warning of the entire foundation pit excavation process, facilitating timely warning of pit bottom heave risks.

The invention relates to a parking lot mobile wireless elastic charging system and a charging control method, and the system comprises a guide rail device which is laid in the ground of a parking area formed by a plurality of parking spaces which are continuously arranged, and is used for providing a track channel for a mobile wireless charging module to move across the parking spaces; the mobile wireless charging module is arranged on the guide rail device and used for moving to the position below the corresponding parking space and controlling starting or stopping of wireless charging of the vehicle; the cable management module is connected with the mobile wireless charging module and is used for supplying power to the mobile wireless charging module and communicating with the mobile wireless charging module through a flexible cable; the system control unit is connected with the mobile wireless charging module and the cable management module and used for receiving the charging request, controlling the mobile wireless charging module to move according to the charging request, executing wireless charging and controlling the mobile wireless charging module to move away after charging is completed. The method has the advantages of equipment safety, flexible scheduling and the like.

The invention relates to a nuclear power station metal hard cable and flexible cable connection joint waterproof box, which comprises a metal shell assembly, a sealing unit and a joint fixing module, and is characterized in that the metal shell assembly comprises a shell and a box cover, a pre-tightening bolt is arranged between the shell and the box cover, and a temperature sensing sealing adjusting mechanism is arranged in the shell; the temperature sensing sealing adjusting mechanism comprises a shape memory alloy elastic piece and a sealing pressure adjusting ring, one end of the shape memory alloy elastic piece is fixed to the inner wall of the shell, the other end of the shape memory alloy elastic piece is connected with the sealing pressure adjusting ring, and the sealing pressure adjusting ring is arranged around the sealing contact face of the shell and the box cover in a surrounding mode. The sealing unit comprises a main sealing cavity and an auxiliary sealing cavity, the main sealing cavity is formed in the main contact surface of the shell and the box cover, the auxiliary sealing cavity is formed in the outer side of the main sealing cavity, and the two sealing cavities are connected through a communicating groove; the connector fixing module comprises a magneto-rheological rubber block and a rigidity adjusting controller.

In a general aspect, a flexible cable communicates electromagnetic signals in a cryogenic system. In some aspects, the flexible cable includes a signal layer and a ground layer. The signal layer includes signal lines embedded in adhesive material. Each signal line includes a multilayer structure. The multilayer structure includes a layer of non-superconducting material and a layer of rhenium metal. The ground layer is laminated to the signal layer.

The utility model relates to a kind of shielded braided reinforced rubber jacketed flexible cable of coal mining machine, it includes three power cables and a control cable with same outer diameter and rectangular array arrangement, ground cable is provided between the control cable and three power cables;The control cable includes four control wire cores with rectangular array arrangement and control wire core coating layer being arranged outside four control wire cores, first gap filling adhesive tape is provided between adjacent two control wire cores and control wire core coating layer, tensile wire is provided in the first gap filling adhesive tape;Control cable and three power cable outside are sequentially provided with inner sheath, braided reinforcing layer and outer sheath from inside to outside, second gap filling adhesive tape is provided between adjacent two power cables and inner sheath and between inner sheath and adjacent power cable and control cable, tensile wire is provided in the second gap filling adhesive tape.

The invention relates to a connector (C) for connecting at least two rigid and / or flexible electrical cables (2, 3), the connector comprising a housing (1), a centring element (12) housed in the preferably metal housing (1) and a sealing element (14) of the housing, consisting of a polymer material. The invention is characterised in that it comprises a coating element (13) for coating the inner wall of the housing (1), positioned between the sealing element (14) and the housing (1), the coating element (13) consisting of thermoplastic polymer material.

The invention relates to a heat treatment process and device for an extra-flexible cable. The extra-flexible cable is put into a preheating box for preheating treatment through an extra-flexible cable preheating step. In the step of heating the extra-flexible cable, the preheated extra-flexible cable is heated in an electric heating furnace under the protection of protective gas. The cooling liquid is coated on the surface of the heated extra-flexible cable through the step of coating the cooling liquid on the extra-flexible cable, so that the cooling liquid facilitates rapid cooling of the extra-flexible cable on one hand and can protect the surface layer of the extra-flexible cable on the other hand, and the surface layer of the extra-flexible cable is prevented from being oxidized. Through the cooling liquid volatilization step, the evaporation box is used for collecting the gasified cooling liquid after absorbing the heat on the ultra-flexible cable, and the situation that the gasified cooling liquid pollutes the surrounding processing environment and harms the body health of workers is avoided. Through the step of collecting the extra-flexible cable, the extra-flexible cable from the evaporation box is collected to a cable collecting wire wheel. The heat treatment process of the extra-flexible cable is suitable for heat treatment of the extra-flexible cable.

A breakaway lanyard for a vehicular trailer hitch assembly includes a flexible cable having (i) a first end having a first loop (ii) a second end opposite the first end and having a second loop and (iii) an elongated portion extending between the first end and the second end. The flexible cable is configured to wrap around a structural member of a vehicle with the first loop coupling to the elongated portion to attach the breakaway lanyard to the vehicle. With the breakaway lanyard attached to the structural member of the vehicle, and with a trailer coupled to a hitch of the vehicle, and with the second loop coupled to the breakaway cable of the trailer, movement of the breakaway cable away from the structural member of the vehicle causes tension in the flexible cable and the breakaway cable to activate an emergency braking system of the trailer.

The present application relates to the technical field of flexible cable and protective pipe quality detection, and discloses a flexible cable surface defect full-circumferential detection method based on multi-dimensional visual fusion. The method aims to solve the problems of existing dynamic and static detection disconnection, easy missed detection of implicit defects, placement error affecting test reference, and single-point judgment being easily interfered and misjudged under extreme compression working conditions. By analyzing the outer diameter parameter to perform adaptive physical centering, and monitoring the micro contact force to establish the zero point under pressure, the initial feature matrix in the state of not being under pressure is constructed, the visual track oscillation type shooting and pixel level comparison are used in the synchronous pressing process to lock the implicit micro-cracks of the side wall caused by pressure, the asymmetric deformation characteristics are quantified by measuring the deformation gradient change rate, and the real cross-section closed jump state is established by combining the multi-point redundant logic to exclude the interference of falling debris. The synchronous extraction and comprehensive evaluation of the surface microstructure defects and compression resistance physical properties of the flexible pipe material under dynamic deformation working conditions are realized.

A laser tool apparatus includes a tool body, an optical fiber cable disposed in the tool body, the optical fiber cable including a laser head that emits a laser beam, a shaping optic coaxially disposed downstream of the optical fiber cable, the shaping optic shaping the laser beam emitted from the laser head, and a flexible cable attached to the shaping optic. The flexible cable flexibly directs the laser beam to a desired angle within a borehole.

The invention discloses a high-capacity box-type substation which comprises a box body, the interior of the box body is divided into a low-voltage chamber and a transformer chamber, the transformer chamber is connected with an external high-voltage interval through a high-voltage flexible cable, and the low-voltage chamber and the transformer chamber are integrated to improve the structural compactness of the box-type substation. The external high-voltage interval is connected to the outside of the box body, so that the size of the box-type substation is reduced; moreover, the low-voltage chamber is provided with a first heat dissipation assembly, the transformer chamber is provided with a second heat dissipation assembly, and the low-voltage chamber and the transformer chamber are subjected to heat dissipation through the first heat dissipation assembly and the second heat dissipation assembly respectively, so that the heat dissipation effect of the box-type substation is improved.

This invention discloses a flexible cable-driven, fully actuated, anthropomorphic dexterous hand finger mechanism, comprising a base, a first phalanx, a first joint, a second phalanx, a second joint, a third phalanx, a third joint, a fourth phalanx, and a fourth joint. The first phalanx is connected to the base via the first joint; the second phalanx is connected to the first phalanx via the second joint; and the third phalanx is connected to the second phalanx via the third joint. Flexible cable pulley mechanisms are installed at the second and third joints, driving the third phalanx to rotate around the third joint, the second phalanx to rotate around the second joint, and the first phalanx to swing around the first joint. The fourth phalanx is connected to the third phalanx via the fourth joint, and the third phalanx drives the fourth phalanx to rotate around the fourth joint via a four-bar linkage. This invention achieves anthropomorphism and modularity in anthropomorphic dexterous fingers, meeting the requirements for end-effector motor capabilities in dexterous operations.

This application discloses a primary and secondary equipment fusion compartment transfer system and method, relating to the field of substation renovation. The method includes a fusion compartment, connecting cables, and flexible cables. The fusion compartment includes primary and secondary equipment. One end of the connecting cable is connected to the busbar of the 10kV switchgear to be renovated in the substation. The other end of the connecting cable is connected to the main and secondary cabinets of the primary equipment. One end of the flexible cable is connected to the 10kV feeder cabinet of the primary equipment. The other end of the flexible cable is laid within a set range of the terminal pole of the line to be renovated. The flexible cable is used to reconnect the line to be renovated. The secondary equipment is used to protect the main transformer and switchgear of the substation. This application enables substation renovation without load loss and without power outage.