33results about How to "Improve power adaptability" patented technology

The invention relates to a magnetic nut and a universal permanent magnet transmission device. The universal permanent magnet transmission device comprises a motor, a lead screw, a nut, bearings and a bearing block. The lead screw is directly connected with an output shaft of the motor, the two ends of the lead screw are supported by the bearings, and the bearings are in sliding fit with the bearing block. The universal permanent magnet transmission device is characterized in that a plurality of protruding magnetic poles are distributed on the surface of an outer thread, opposite to the lead screw, of the magnetic nut, each magnetic pole is provided with a circular arc surface, the magnetic poles are distributed according to the directions of the N magnetic pole and the S magnetic pole in a staggered mode, the external diameter of the lead screw and the external diameter of the motor are smaller than the minimum diameter of the magnetic nut, the two ends of the lead screw at the corner are connected with universal couplers, and continuous conveying can be achieved through a conveying trolley via a bent path.

A planar controllable slippage type wood forklift with a multi-unit connection rod driving function comprises a multi-unit connection rod driving mechanism, a movable arm lifting mechanism, a fork bucket control mechanism and the like. Under control of a computer, the multi-unit connection rod driving mechanism achieves driving of multiple small-power motors and high-power and high-torque power output, and meets the power requirement of high-load operation of the slippage type wood forklift. A hydraulic cylinder is applied to the configuration design of the wood forklift as a connection rod on the basis of the Pascal principle, the problem that in the prior art, stress on two driving chains for lifting a movable arm is unbalanced is effectively solved, and the bearing stability is improved. The slippage type wood forklift not only has the characteristics of being high in transmission efficiency, high in response speed, high in motion precision, good in controllability, capable of saving energy, environmentally friendly and the like as a controllable mechanism, but also has better bearing performance and shock resistance through introduction of the multi-unit connection rod driving mechanism and a hydraulic element, can achieve the overload protection function easily and has great engineering application prospects and development potential.

A planar controllable slippage type wood forklift with a multi-unit connection rod driving function comprises a multi-unit connection rod driving mechanism, a movable arm lifting mechanism, a fork bucket control mechanism and the like. Under control of a computer, the multi-unit connection rod driving mechanism achieves driving of multiple small-power motors and high-power and high-torque power output, and meets the power requirement of high-load operation of the slippage type wood forklift. A hydraulic cylinder is applied to the configuration design of the wood forklift as a connection rod on the basis of the Pascal principle, the problem that in the prior art, stress on two driving chains for lifting a movable arm is unbalanced is effectively solved, and the bearing stability is improved. The slippage type wood forklift not only has the characteristics of being high in transmission efficiency, high in response speed, high in motion precision, good in controllability, capable of saving energy, environmentally friendly and the like as a controllable mechanism, but also has better bearing performance and shock resistance through introduction of the multi-unit connection rod driving mechanism and a hydraulic element, can achieve the overload protection function easily and has great engineering application prospects and development potential.

A multi-unit linear driving planar controllable slip type wood forklift comprises a multi-unit linear driving mechanism, a fork bucket control mechanism and the like. Under the control of a computer, the multi-unit linear driving mechanism achieves driving with multiple low-power linear drivers and high-capacity and high-torque power output, and the power requirement of a slip loading robot is met. The slip type wood forklift not only has the same characteristics of high transmission efficiency, a high response speed, high motion accuracy, good controllability, energy conservation, environment protection and the like as a controllable mechanism but also has better load bearing and power performance due to the introduction of the multi-unit linear driving mechanism. The fork bucket control mechanism is simple and reliable in design, so that the manufacturing cost of the novel slip type wood forklift is substantially reduced, and the slip type wood forklift has wide engineering application prospects and high development potential.

The invention discloses an electric power communication access network design evaluation method based on a multi-object decision-making. The method specifically comprises the following steps that (1) an evaluation index library and an evaluation method library are established; (2) evaluation indexes and an evaluation method are determined through index inquiries; (3) single objects are evaluated through the evaluation method determined in the step (2); (4) based on a multi-object decision-making theory, multi-object decision-making is conducted according to evaluation results of the single objects, and a comprehensive evaluation result is obtained according to user demand weighing and mutual influences among different indexes and used for evaluating the advantages and the disadvantages of a design scheme and giving improvement measures. By means of the electric power communication access network design evaluation method, the four types of indexes of the economical efficiency, the technical character, the reliability and the safety of an electric power communication access network can be fully evaluated. The design scheme is effectively evaluated, the targeted improvement measures are given, the network planning and designing level is increased, and the intelligent development of power distribution and consumption network is better supported.

A planar three-degree-of-freedom sliding type loading robot with a multi-unit linear driving function comprises a multi-unit linear driving mechanism, a movable arm lifting mechanism, a bucket control mechanism and the like. Under control of a computer, the multi-unit linear driving mechanism achieves driving of multiple low-power linear drivers and high-power and high-torque power output, and meets the power requirement for the sliding type loading robot. A hydraulic cylinder is applied to the configuration design of the loading robot as a connection rod, through introduction of a hydraulic element, the problem that stress on two driving chains for lifting a movable arm of an original controllable sliding loading mechanism is unbalanced is effectively solved, and the bearing stability is improved. The sliding type loading robot not only has the characteristics of being high in transmission efficiency, high in response speed, high in motion precision, good in controllability and the like as the original controllable sliding loading mechanism, but also has better bearing performance, shock resistance and lifting translation performance through the novel configuration design, can achieve the overload protection function easily and is quite suitable for manufacturing of large, intermediate, and small-sized sliding type loading robots.

The invention discloses a hydraulic energy storage type wind generation set. The hydraulic energy storage type wind generation set at least comprises a power source set, a power generation set and anenergy storage set; the power source set comprises a wind wheel, a gear ring in transmission fit with the wind wheel, a plurality of planet wheels engaged with the gear ring and constant-pressure variable hydraulic pumps with the power input ends in transmission fit with the planet wheels; clutches are arranged between the constant-pressure variable hydraulic pumps and the planet wheels, the powergeneration set comprises a plurality of hydraulic motors and power generators, and the power generators are matched with the rated power of the hydraulic motors and are driven by the hydraulic motors; and the energy storage set is used for storing energy when the clutches are closed but no power generation demand exists, and energy is released to drive the power generation set to generate power when the clutches are disconnected. According to the hydraulic energy storage type wind generation set, the number of the constant-pressure variable hydraulic pumps can be selected through connected ordisconnected of the clutches, the number of the constant-pressure variable hydraulic pumps is adaptively matched and operated according to the magnitude of wind power, the adaptability of the generator power and the wind wheel power is high, it is effectively guaranteed that the hydraulic power is matched with the generator power, and the wind energy utilization rate and the power generation quality are improved.

The invention provides a multi-unit connecting rod driving plane high-load sliding type controllable wood forking machine. The multi-unit connecting rod driving plane high-load sliding type controllable wood forking machine comprises a multi-unit connecting rod driving mechanism, a fork bucket control mechanism and the like. Driving of a plurality of small-power motors and large-power and high-torque power output are achieved through the multi-unit connecting rod driving mechanism under the control of a computer, and the high-load operation power requirements of the sliding type wood forking machine are met. The sliding type wood forking machine not only has the characteristics of being high in transmission efficiency, response speed and moving precision, good in controllability, and environmentally friendly, saving energy and the like of a controllable mechanism, but also has better bearing performance and better power performance by introducing the multi-unit connecting rod driving mechanism; and the design of the fork bucket control mechanism is simple and reliable, so that the manufacturing cost of the novel sliding type wood forking machine is greatly reduced, and the sliding type wood forking machine has high engineering application prospects and high development potential.

The invention provides a multi-unit connecting rod driving high-stability electro-hydraulic controllable sliding type wood forking machine. The multi-unit connecting rod driving high-stability electro-hydraulic controllable sliding type wood forking machine comprises a multi-unit connecting rod driving mechanism, a movable arm lifting mechanism, a fork bucket control mechanism and the like. Driving of a plurality of small-power motors and large-power and high-torque power output are achieved through the multi-unit connecting rod driving mechanism under control of a computer, and the high-load operation power requirements of the sliding type wood forking machine are met. Based on the Pascal principle, a hydraulic cylinder is used as a connecting rod to be applied to the type design of a wood forking mechanism, the problem that two driving chains of a lifting movable arm are unbalanced in stress in the previous design is effectively solved, and the bearing stability is improved. The sliding type wood forking machine not only has the characteristics of being high in transmission efficiency, response speed and moving precision, good in controllability, savable in energy, environmentally friendly and the like of a controllable mechanism, but also has better bearing performance and better anti-vibration performance by introducing the multi-unit connecting rod driving mechanism and a hydraulic element; an overload protection function is easy to achieve; and the engineering application prospects and the development potential are high.

A four-range-of-motion electrical-hydraulic mechanism type wood forklift with a multi-unit linear driving function comprises a multi-unit linear driving mechanism, a movable arm lifting mechanism, a fork bucket control mechanism and the like. The multi-unit linear driving mechanism is driven by a multi-set linear driver, achieves high-power and high-torque power output through a crankshaft and meets the power requirement of high-load operation of the wood forklift. A hydraulic cylinder is applied to the configuration design of the wood forklift as a connection rod on the basis of the Pascal principle, the problem that in the prior art, stress on two driving chains for lifting a movable arm is unbalanced is effectively solved through introduction of a hydraulic element, and the bearing stability is improved. The wood forklift not only has the characteristics of being high in transmission efficiency, high in response speed, high in motion precision, good in controllability, capable of saving energy, environmentally friendly and the like as a controllable mechanism, but also has better bearing performance and shock resistance through introduction of the multi-unit connection rod driving mechanism and the hydraulic element, can achieve the overload protection function easily and has great engineering application prospects and development potential.

A multi-unit linear drive sixteen-rod four-degree-of-motion heavy-duty loading robot includes a multi-unit linear drive mechanism, a boom lifting mechanism, a bucket control mechanism, and the like. The multi-unit linear drive mechanism is driven by multiple sets of linear drives, and realizes high-power, high-torque power output through the crankshaft to meet the power requirements of the actuator. By introducing hydraulic components into the boom lifting mechanism and bucket control mechanism, the pressure in the cylinder is equalized, the problem of unbalanced force on the two drive chains of the loading robot bucket and boom is improved, and the load stability is improved. The loading robot not only has the characteristics of high transmission efficiency, fast response, high motion precision, and good controllability, but also the planar parallel design of the bucket control mechanism and the introduction of multi-unit linear drive mechanism and hydraulic components have greatly improved its carrying capacity. And anti-vibration performance, and easy to achieve overload protection function, especially suitable for manufacturing heavy-duty high-load loading robots.

A simple high-load wood forklift with a multi-unit connection rod driving function comprises a multi-unit connection rod driving mechanism, a movable arm lifting mechanism, a fork bucket control mechanism and the like. Under the control of a computer, the multi-unit connection rod driving mechanism achieves driving of multiple low-power motors and high-power and high-torque power output, and meets the power requirement for high-load operation of the wood forklift. A hydraulic cylinder is applied to the configuration design of the wood forklift as a connection rod on the basis of the Pascal principle, through introduction of a hydraulic element, the problem that in the prior art, stress on two driving chains for lifting a movable arm is unbalanced is effectively solved, and the bearing stability is improved. The wood forklift not only has the characteristics of being high in transmission efficiency, high in response speed, high in motion precision, good in controllability, capable of saving energy, environmentally friendly and the like as a controllable mechanism, but also has better bearing performance and shock resistance through introduction of the multi-unit connection rod driving mechanism and the hydraulic element, can achieve the overload protection function easily and has great engineering application prospects and development potential.

The invention discloses a power control method for hoisting equipment. The method comprises the steps of: 1) detecting the current loading pressure of the hoisting equipment's power system, converting the current loading pressure into an electrical signal, and directly conveying the signal to ECU of an engine through a circuit; and 2) according to the electrical signal, outputting an engine speed matching with the current loading pressure. According to the method, the current loading pressure is transferred the engine ECU in the form of the electric signal, the mode and time for transferring an external load signal to the engine are changed, the time required for signal transmission is reduced, and the engine can rapidly response in advance. Thus, flameout caused by too much sudden fall of the engine speed can be avoided when the pressure load suddenly increases, thus effectively improving the power adaptability of engine under a low speed condition. The invention also discloses a power control system for hoisting equipment.