38results about How to "Improve running comfort" patented technology

The invention discloses a continuous intersection traffic control method and device. The continuous intersection traffic control method comprises: step 1, collecting signal lamp information and vehicle information on vehicle running route; step 2, calculating a phase space-time diagram of N signal lamps on the vehicle running route according to the information collected in the step 1) in combination with pre-loaded map information; step 3, setting a speed vk, wherein k is equal to 1, 2, ..., n, and n is a natural number; step 4, judging whether a passing time of passing by the ith signal lamp at the speed vk is within a green light phase in the phase space-time diagram, if so, the speed vk is an effective speed ui, and on the contrary, entering step 3; step 5, calculating multiple groups of effective speed combinations passing by N intersections, figuring out the total oil consumption of each group of effective speed combinations, using the effective speed combination with the lowest total oil consumption as an economic vehicle speed, and prompting the economic vehicle speed to drivers. The continuous intersection traffic control method disclosed by the invention can be used for achieving the aim of economic driving.

The invention discloses a sky train traffic system based on embedded tracks. The sky train traffic system comprises a sky train track system and a sky train vehicle system. The sky train track system comprises a sky train track beam and track beam stand columns for supporting the sky train track beam. The sky train vehicle system travels on the sky train track beam. An embedded track system is laid in the sky train track beam. According to the sky train traffic system based on the embedded tracks, the defects that rubber wheels of a traditional sky train are abraded heavily, and energy consumption is high are overcome, the vehicle carrying capacity is improved, the structure principle is simple, the production technology is mature, and the sky train traffic system is suitable for urban mass transit; by means of the sky train traffic system, not only can wheel abrasion and vehicle operation energy consumption be reduced, but also the operation comfort can be improved, and the curve negotiation and linear operation performance are improved significantly; and the sky train traffic system is novel, low in energy consumption, abrasion and cost and high in performance.

The invention relates to a distributed control method of multiple power units of high-speed train. The method includes the following steps: S1. using the number of multiple power units of the high-speed train, a train reference speed operation curve, train speed limitation information, and a train friction resistance coefficient and so on as control system input; S2. monitoring and obtaining the real-time speed and displacement feedback information of each power unit of the train in each sampling control period; S3. according to the real-time speed and displacement feedback information of eachpower unit, designing a distributed control method, calculating control output of each power unit and controlling the train; and S4. repeating S2 to S3 until the control process ends. The distributedcontrol method designs a distributed cruise control method for a power-dispersed high speed train according to the characteristic that multiple power units are used by high-speed trains and bullet trains to perform traction and braking, thus the precision of tracking the train and the operating comfort of the train are improved effectively, and energy consumption of operation of the train is reduced to a certain degree.

The invention belongs to the field of elevators and particularly relates to a novel elevator structure. The novel elevator structure comprises a lift car and a lift car traction bearing system, wherein the lift car traction bearing system comprises a lift frame, a guide rail frame, a traction machine and a steel wire rope, a traction wheel is arranged on the traction machine, lift car wheels are arranged on the lift frame, a lift car guide rail, a counter-weight guide rail and a counter-weight frame are arranged on the guide rail frame, the novel elevator structure also comprises a rope head plate, the rope head plate and the traction wheels are respectively positioned at two sides of the lift car, the number of the lift car wheels is two, a base used for installing the lift car wheels is arranged on the lift frame, one end of the steel wire rope is fixedly arranged on the rope head plate, and the steel wire rope sequentially bypasses the two lift car wheels, the traction wheel and the counter-weight wheel from the rope head plate. Through the structure, the energy efficiency of a host machine and the operation comfort feeling of the elevator are also greatly improved, and the failure rate of the elevator is reduced. The structure adopts the two lift car wheels, the arrangement is freer, and the arrangement flexibility of the traction machine can also be greatly improved through the inclined arrangement of the two lift car wheels.

The invention relates to a high and steep embankment reinforcing structure preventing differential settlement, and a base reinforcing structure suitable for high and steep embankments with large hypsography on two sides. A reliable retaining structure is provided for high and steep embankments for mountain areas, large differential settlement is effectively avoided, and the operation comfortability of highways or high-speed railways is improved, so that safety accidents are avoided. The high and steep embankment reinforcing structure comprises an embankment fill to be filled and constructed to slops with large hypsography on two sides, reinforcing piles are longitudinally and laterally arranged at intervals in the embankment fill, and the lower parts of the reinforcing piles are anchored in the embankment fill. A rigid structural layer is arranged on the top surface of the embankment fill, and is consolidated with the pile tops of the reinforcing piles. A bed layer is filled above the rigid structural layer, and a pavement structure is built on the bed layer.

The invention discloses a rack rail braking non-power bogie and a braking method thereof. The non-power bogie comprises a framework and wheels, a rack rail wheel supporting beam is installed on the framework, and rack rail wheels installed on rack rail wheel shafts are arranged in the middle of the rack rail wheel supporting beam; brake drums are mounted at one side or two sides of the toothed rail wheel, and the toothed rail wheel and the brake drums are coaxially arranged; the toothed rail wheel, the brake drum and the toothed rail wheel shaft are in interference connection; the rack rail wheel supporting beam, the rack rail wheel and the brake drum are all located in the upper portion of a primary spring of the bogie and located in the middle of the framework. A brake belt is arranged on the surface of the brake drum in a surrounding mode. The dynamic performance and the braking performance of the bogie are remarkably improved.

The invention relates to a parking foundation brake device for a vehicle. The device comprises a braking clamp, a parking unit brake cylinder, a brake pad and a brake disc. The parking unit brake cylinder is composed of a unit brake cylinder and a parking cylinder; the unit brake cylinder comprises a brake cylinder, a middle body, a brake piston assembly, a brake adjusting mechanism and a yoke; the brake adjusting mechanism comprises an adjusting shaft, a guiding nut assembly, a resistant adjusting assembly and an adjusting nut assembly; the parking cylinder comprises a parking cylinder body, a parking piston assembly and a parking control mechanism; the parking control mechanism comprises a wedged body and a thrust sleeve. According to the device provided by the invention, a gap, between the brake pad and the brake disc, which is enlarged due to abrasion, can be automatically adjusted in the brake process, and the resistance adjusting assembly immediately acts when the brake force reaches a certain limit to resist the brake adjusting mechanism to adjust, so that the gap between the brake pad and the brake disc is still maintained in a normal range. The parking brake force provided by the invention is transferred through a bevel of the wedged body, so that the parking brake force is improved.

The invention discloses an elevator traction bearing component and an elevator. The elevator traction bearing component comprises one or more traction bearing units; each traction bearing unit includes a polymer substrate, and at least one nonmetal fiber embedded in the polymer substrate and continuously extending in the length direction of the traction bearing unit; the nonmetal fibers are glass fibers, carbon fibers or nylon fibers; and diameters d of the nonmetal fibers are 3-80 microns. The nonmetal fibers are leaded into the elevator traction bearing component to realize lighter design of the elevator traction bearing component, so that the weight of the elevator traction bearing component is largely reduced, and the use noise of the elevator traction bearing component is lowered. The elevator adopting the elevator traction bearing component with lighter design can be more suitable for a compact building hoistway to improve the elevator operation comfort.

The invention relates to an actuator (1) for an automated or automatic transmission, having a cylinder housing (3), a piston unit (2), and a piston rod (13). The piston unit (2) is coupled to the piston rod (13) and is arranged in the cylinder housing (3) in a movable manner along an axial longitudinal axis (4). The piston unit (2) separates two pressure chambers (8, 9), which have a variable volume, in the cylinder housing (3), said pressure chambers being used to supply the piston unit (2) with compressed air on both sides. The two pressure chambers (8, 9) are connected to a valve unit (14),by means of which the application of pressure or the ventilation of each of the two pressure chambers (8, 9) can be switched, and an end stop damping device for damping at least one end stop of the piston unit (2) is arranged in the actuator (1). In order to improve the end stop damping device, a pneumatically and mechanically operating damping stage is provided.

The invention discloses a hydraulic elevator with a car balancing function. A car is internally provided with a balance degree detection component used for detecting the balance degree of the car; thebottom of the car is provided with a car balancing component controlled by a balance control system; the car balancing component comprises a movable balance block; the balance degree detection component comprises an infrared emitter, an infrared receiver, a first infrared receiving module and a second infrared receiving module; the infrared emitter is arranged on the inner side of the front car wall of the car; the infrared receiver, the first infrared receiving module and the second infrared receiving module are arranged on the inner side of the rear car wall; the infrared emitter and the infrared receiver are located on the same horizontal plane; the first infrared receiving module is located above the infrared receiver; and the second infrared receiving module is located below the infrared receiver. According to the hydraulic elevator, the operation comfort of the elevator is improved, and the friction of elevator guide shoes is reduced; and the service life of the elevator guide shoes is prolonged.

The invention relates to a drive device for a leaf of a door or window. The drive device comprises a housing and a piston-cylinder unit, the piston-cylinder unit is movably mounted in a cylinder of the piston-cylinder unit by means of a piston forming a pressure chamber and a non-pressure chamber, and the hydraulic medium is displaceable between the pressure chamber and the non-pressure chamber during the respective closing and opening movement of the piston. The housing is provided with an inflow and/or outflow opening for the hydraulic medium to be transferred, which inflow and/or outflow opening is passed one after the other and is closed or released during a respective closing or opening movement of the piston of the piston-cylinder unit. Furthermore, a control valve is provided, the control valve is provided with at least one opening for overflowing hydraulic medium, and the control valve cooperates with an inflow and/or outflow hole arranged in the housing, so that different inflow and/or outflow holes of the housing can be released according to the corresponding adjustment of the control valve in order to overflow the hydraulic medium through the opening of the control valve.

The invention provides a machine-room-less elevator main machine arrangement structure. The machine-room-less elevator main machine arrangement structure comprises a main machine, a bearing plate, twocounterweight guide rails, a counterweight movably arranged between the two counterweight guide rails, two car guide rails, a car movably arranged between the two car guide rails and a rope hitch plate; and the rope hitch plate is connected with the counterweight through a steel wire rope so as to balance the moment applied to the main machine by the car. According to the machine-room-less elevator main machine arrangement structure, the gravity of the counterweight acts on the main machine, the acting force of the car on the main machine can be counteracted, and the main machine can be prevented from overturning.

The invention provides a distributed air supply device and an air conditioner, the distributed air supply device comprises an air pipe machine and a suspended ceiling, the air pipe machine is arranged in the suspended ceiling, a first air opening is formed in the front side of the suspended ceiling, and the front side is opposite to a wall and is connected with the ceiling; the duct type air conditioner comprises a machine shell, a draught fan, a heat exchanger and a first air return opening, the first air return opening is formed in the top of the machine shell, and the first air return opening can communicate with a first air opening so that air can be sucked from the first air opening; and air flow is driven by the fan to enter the machine shell through the first air opening and the first air return opening in sequence and is subjected to heat exchange through the heat exchanger. According to the invention, the problem of inconvenience in maintenance of mounting and dismounting below the suspended ceiling is solved, so that maintenance is carried out on the front side of the suspended ceiling, a unit does not need to be provided with a lower maintenance port, front maintenance is realized, and the suspended ceiling is more convenient and more attractive in appearance.

The invention discloses a turnout supporting and guiding device of an embedded maglev traffic system. The device comprises a supporting mechanism, a fixed guide mechanism, a movable guide mechanism and a tensile mechanism, wherein the supporting mechanism comprises a seat body, a walking wheel and a connecting part, the seat body is provided with an accommodating cavity for accommodating the walking wheel, the walking wheel is arranged in the accommodating cavity of the seat body and can walk on a top surface of a turnout guide rail, the top of the seat body is fixedly connected with a turnout unit through a connecting part; the fixed guide mechanism comprises a fixed guide wheel and a fixed part, the fixed guide wheel is fixed on one side of the seat body through the fixed part, and the fixed guide wheel can be tightly attached to a guide surface on one side of the turnout guide rail and roll along the guide surface on one side of the turnout guide rail; the movable guide mechanism comprises a pressing part, a movable guide assembly and an elastic adjusting assembly; the tensile mechanism comprises tensile units symmetrically arranged on the two sides of the turnout guide rail. The device is advantaged in that potential safety hazards can be reduced, and position precision and the vehicle running comfort can be improved.