15results about "Power rails" patented technology

This application relates to the field of rail power supply technology, and specifically discloses a three-rail support with an adjustable protective cover, including an insulating fastener, an insulating support plate, and an insulating bracket. The insulating support plate is fixed to the insulating bracket, the insulating fastener is connected to the insulating support plate, and a rail groove for fixing the third rail is formed between the insulating fastener and the insulating support plate. It also includes a protective cover, which includes a mounting part disposed on the insulating bracket and an adjustment part for guiding the protective cover to achieve horizontal and vertical movement adjustment; and a cover body connected to the mounting part, located on one side of the insulating fastener and the insulating support plate to cover the insulating fastener, the insulating support plate, and the third rail. This application allows for selective adjustment of the protective cover's position to protect the three-rail support according to the actual installation needs in a project, greatly improving its practicality.

A conductive track retention system includes a plurality of conductive tracks (210) and a track support assembly. The track support assembly includes a support bar (620) including a top end and a bottom end, a support plate (640) attached to the top end of the support bar (620), the support plate including a track support portion (250) on a top surface of the support plate (640), and a pair of track clamps movable relative to one another from a track unlocked position to a track interlocked position to secure the plurality of conductive tracks (210) to the support assembly.

This application provides an insulating support device, belonging to the field of rail transit technology. The insulating support device includes a mounting base, a movable base, an insulator, a first adjustment mechanism, and a second adjustment mechanism. The movable base is swayably mounted on the mounting base about a first axis arranged along a first direction. The insulator is adjustablely mounted on the movable base along a second direction. The first adjustment mechanism is configured to adjust the angle of sway of the movable base about the first axis. The second adjustment mechanism is configured to adjust the position of the insulator in the second direction, where the first direction is perpendicular to the second direction. In this insulating support device, the first adjustment mechanism can adjust the angle of sway of the movable base about the first axis, thereby achieving pitch angle adjustment of the insulator. The second adjustment mechanism can adjust the position of the insulator in the second direction, thereby achieving horizontal adjustment of the insulator. The pitch angle adjustment and horizontal adjustment of the insulator do not affect each other, and the adjustment process is simple and convenient.

This invention relates to the field of electrified construction equipment technology for water conservancy projects, and discloses an electrified construction towed track system suitable for large-scale tunnel excavation. The system includes a DC power supply track system, an intelligent sliding contact power receiving module, construction vehicle terminals, a current-collecting cable, an electric construction vehicle, and a traction substation. The DC power supply track system adopts a modular splicing structure, allowing for dynamic disassembly and relocation along with the tunnel excavation surface. The intelligent sliding contact power receiving module uses strain gauges to achieve closed-loop tension control of the current-collecting cable, combined with a mechanical anti-derailment structure to ensure stable power reception. The electric construction vehicle has dual modes: track-based power reception and trackless independent operation. This invention solves the problem of continuous power supply for electric engineering machinery in dynamic construction of large tunnels, enabling full-cycle electrified construction of tunnels, and is applicable to underground engineering construction scenarios such as water conservancy, transportation, and mining.

A ramp assembly for guiding a conductor system of a mobile machine (110) onto a conductor rail assembly (200). The ramp assembly can include an entry ramp assembly (300) having a variable width (304) and extending to a height above the conductor rail assembly (200) at one end of the conductor rail assembly (200), wherein a transition section (350) guides the conductor system onto the conductor rail assembly (200). The ramp assembly can also include an exit ramp for removing the conductor system from the conductor rail assembly (200).

The invention relates to a device (3', 3'') for supporting a trolley wire (4), which runs in a longitudinal direction (5), for supplying electrical energy to a rail vehicle on a supporting body (11) which is arranged above the trolley wire (4) as viewed in a vertical direction (7) running at a right angle to the longitudinal direction (5), comprising a guide rail (23) which guides a thermal expansion movement of at least the trolley wire (4) and has a first rail body (25) on which the trolley wire (4) is held in a positionally fixed manner, and a second rail body (26) which is held on the supporting body (11) in a positionally fixed manner, wherein the first rail body (25) and the second rail body (26) are guided with respect to one another via rolling elements (32).

This utility model discloses an anchoring device for an overhead steel-aluminum composite rail power supply system, including a steel-aluminum composite rail, a suspension bracket, and a central anchoring mechanism. The central anchoring mechanism includes an anchoring body and a bolt assembly. An anchoring suspension mechanism includes an insulating rod, adjusting screws, and a lower anchor base. This novel anchoring device for an overhead steel-aluminum composite rail power supply system disperses the thrust generated by the expansion of the steel-aluminum composite rail on the suspension bracket through the anchoring suspension mechanism, improving the stress distribution on the suspension bracket and significantly enhancing the stability of the entire overhead steel-aluminum composite rail power supply system.

The application provides a three-step power supply system and a power supply control method thereof, the system comprising three converters, a trackside switch station and a control unit; the three converters are used for three-step power supply for two sections of relatively arranged tracks; the trackside switch station comprises a plurality of switches, one end of each switch being connected with a power supply section and the other end being connected with a converter corresponding to a current power supply section; the control unit is used for controlling the conduction and disconnection of each switch of the trackside switch station, realizing the power-on and power-off of each converter to the corresponding power supply section; wherein, when a train is at a preset distance Lv from a starting point of a next power supply section, the next power supply section is powered on, and when the train is at a preset distance Lv from an ending point of a current power supply section, the current power supply section is powered off; the preset distance Lv is obtained through the following formula: Lv=Vmax*△t*G; in the formula, Vmax is a maximum speed allowed to run on a current line, △t is a maximum current rising time required by the system, and G is a weight coefficient.

The application discloses a cloud edge fusion railway emergency power supply scheduling method, relates to the technical field of railway power supply and power dispatching control, and comprises the following steps: S1, collecting real-time power data and voltage signals in the process of emergency power supply access through an edge node sensor of a railway power supply system, and classifying and identifying the collected data based on a support vector machine algorithm to determine an initial power disturbance mode corresponding to the emergency power supply access and generate a power disturbance feature vector for scheduling decision; the cloud edge fusion railway emergency power supply scheduling method improves the safety, reliability and continuous operation capacity of the railway emergency power supply system under complex working conditions as a whole.

The application belongs to the field of rail transit technology, and particularly relates to an insulation supporting device and a contact rail system. The insulation supporting device comprises a base, a supporting seat arranged on the base, an adjusting baffle arranged outside the supporting seat, the adjusting baffle being provided with a waist-shaped hole, a fixing seat rotatably arranged in the supporting seat, a transmission shaft having one end connected with the fixing seat and the other end penetrating the supporting seat and connected with the adjusting baffle, a connecting shaft having one end connected with the fixing seat and the other end rotatably connected with the supporting seat, the connecting shaft and the transmission shaft being respectively arranged on two opposite sides of the fixing seat, a first locking member movably penetrating the waist-shaped hole and the supporting seat, a composite insulator comprising a first metal part movably arranged in the fixing seat, and an adjusting member having one end abutting against the base and the other end threadedly connected with the first metal part. The insulation supporting device and the contact rail system can realize linear adjustment in the horizontal direction and active adjustment of the pitch angle.

The present invention relates to a charging station for charging electric buses and a charging method using the same. The charging station includes a power rail extending in an axial direction above a plurality of electric buses parked in parking spaces, a pantograph disposed at a lower portion of the power rail to be horizontally movable in the axial direction and to be spread in a gravitational direction from above the electric buses to make electrical contact with the electric buses, and a controller configured to calculate a charging order of the electric buses based on position information of the electric buses, wherein the controller is configured to control horizontal movement of the pantograph and electrical contact with the electric buses according to the charging order, thereby supplying electric power applied from an external power grid to the electric buses through the pantograph.

A work machine (100) includes an electric engine (102), a battery operably connected to the electric engine (102), traction devices (104) configured to cause movement of the work machine (104) along a ground surface when powered by the electric engine (102), and an arm (110) supported by a frame (103) of the work machine (100). The arm (110) is configured to extend away from the work machine (100), and to convey electrical energy to the work machine (100) during a movement of the work machine (100) along the ground surface. The work machine (110) also includes a trailing arm (116) connected to the arm (110), and a contactor (118) connected to the trailing arm (116). While the arm (110) is extended away from the work machine (100), the contactor (118) is configured to contact a surface of a power rail (108) to form an electrical connection with the power rail (108).

An electric charging system for an electric vehicle comprises direct voltage rails (102, 103) and a supply sledge (104) above the direct voltage rails and moveable along the direct voltage rails The direct voltage rails can be in an upwards opening gutter (114) that can be on the ground or at least partly below the ground level. The supply sledge comprises contact elements (105, 106) for forming contacts with the direct voltage rails, electric conductors (107, 108) connected to the contact elements and to a charging cable (109) whose other end has a charging plug. The supply sledge comprises a force-control system for changing contact forces between the contact elements and the direct voltage rails. Due to the force-control system, reliable galvanic contacts between the contact elements and the direct voltage rails can be made, although the supply sledge is movable along the direct voltage rails.