Background technology
Rare earth permanent magnet linear synchronous generator transport pipeline technology and industrialization thereof, it is one of cutting edge technology of international traffic transportation industry in recent years, it is forward-looking, guiding and exploratory great technology in the high-tech sector in the communications and transportation industry, being the important foundation that future transportation transportation industry hightech updates and new industry develops, is a kind of embodiment of national communication transportation industry high technology innovation ability.The nineties in last century, U.S. magnetic suspension aircraft technology company is when carrying out magnetic suspension aircraft (Magplane) research and development, the research and development of magnetic tube road transport systems have been carried out simultaneously, and one 275 feet long have been built at Fla. INC-Global phosphorus ore in 2000, diameter is 61 centimeters a phosphorus ore magnetic tube road transportation demonstration line, and transportation demonstration line in magnetic tube road is in order to compare assessment with the conventional traffic transportation means aspect cost of investment, operating cost, environmental concerns, the energy resource consumption energy.The mine truck of 4 directed sliding wheels before and after adopting, respectively is installed this pipeline, and adopt the reinforced plastic glass fibre pipe as delivery duct, delivery duct is installed the linear dc motor coil outward, and mine truck moves in delivery duct by directed sliding wheel, realizes the conveying of material.Because this electromagnetic pipeline delivery system only is the experimental evaluation project, and remains in many defectives, and poor operability, therefore can't reach the needs of commercial applications in the design of delivery duct and mine truck.Mine truck its pressure to directed sliding wheel after loaded material is bigger, the as easy as rolling off a log damage that causes delivery duct and directed sliding wheel, thus influence the operation of whole delivery system.
This case contriver is through scientific research and a large amount of experiments, invention has also been manufactured experimently a kind of electromagnetic pipeline, it mainly comprises delivery duct and mine truck, linear synchronous generator coil and mine truck suspended rail are installed in the delivery duct, permanent magnet and the wheel with suspension guiding dual-use function are installed on the mine truck, mine truck moves in delivery duct by the propulsive force that its permanent magnet and linear synchronous generator coil mutual action produce, the wheel that is used on mine truck suspended rail and the mine truck to hang and leads hangs mine truck and limit the position, realizes the conveying of mine truck carrying material in delivery duct.The lower inner wall of delivery duct is installed the three-phase linear synchronous motor coil at interval, every phase coil winding is formed by unit cable circulation coiling, mine truck comprises a columnar material carrying compartment, the upper surface of material carrying compartment is provided with airtight lid, electromagnetic lock and pin jointed end are installed between lid and material carrying compartment, and the other end of material carrying compartment is equipped with permanent magnet array.Owing to mine truck needs to hang operation in delivery duct, the safety and the reliability of corresponding suspension and guiding mechanism prevent from because of the high speed inertia of mine truck the accident that mine truck suspension guiding mechanism de-orbits to take place on the therefore necessary assurance mine truck.
The utility model content
The utility model provides a kind of mine truck to hang and guiding fastness and stability are preferable, mine truck can be limited in the correct running orbit, guarantees the mine truck suspension guiding device of the mine truck of route high-speed cruising according to the rules.This suspension guiding device has effectively been stopped the generation of mine truck derailment accident, has guaranteed the smooth operation of mine truck in delivery duct.
The technical scheme that the utility model adopted is as follows:
A kind of suspension guiding device of mine truck is used for the suspension and the guiding of electromagnetism delivery duct mine truck, comprises mine truck, it is characterized in that described suspension guiding device comprises:
One suspended rail, the suspended load body of formation mine truck on it;
The suspension wheels of mine truck hang on the suspended rail mine truck is spacing;
The adjusting mechanism that dangles connects to be provided with and hangs wheels and mine truck, the swing that mine truck is produced be parallel to described delivery duct axis direction and perpendicular to the swing of described delivery duct axis direction.
Concretely, described suspended rail has the rail body of an I-shaped cross-section, and the crossbeam end surface of the both sides, lower end of described rail body forms the two suspended load faces that mine truck hangs wheels, the outside downward-sloping setting of this suspended load face.
Described suspension wheels are symmetrical arranged four suspension sheaves respectively for being fixed in a U type frame inboard, described four suspension sheaves are separately positioned on the suspended load face of the left and right sides of rail body, the sway amplitude of U type frame restriction suspension sheave is limited on the two suspended load faces four suspension sheaves and rolls.
Described each suspension sheave all has a tilt roller portion, this tilt roller portion and suspended load face are equipped with, the outside of tilt roller portion also is provided with the flange part of wheel footpath greater than tilt roller portion, and outer intermarginal being equipped with of this flange part and suspended load face is used for spacing suspension sheave.
The periphery and the flange part of the tilt roller portion of described suspension sheave stud with elastic insulated protecting jacket.
The described adjusting mechanism that dangles comprises two groups of adjusting mechanisms that dangle, wherein first group of adjusting mechanism that dangles is used to realize the swing perpendicular to described delivery duct axis direction, and second group of adjusting mechanism that dangles is used to realize being parallel to the swing of described delivery duct axis direction.
Described first group is dangled and adjusts structure and comprise a sliding connector, described sliding connector with hang vertical slip setting between wheels, an end and the mine truck attaching parts of sliding connector fixedly install.
Described first group is dangled and adjusts structure and comprise an active connection, and an end and the mine truck of described active connection fixedly install, and the other end is connected setting by between an active pin shaft and suspension wheels.
The suspension guiding device of this mine truck adopts the suspended load body of suspended rail as suspension sheave, by two groups of adjusting mechanisms that dangle, can make mine truck in the high speed course of conveying, keep advantages of higher stability, particularly when producing than high acceleration or turning, two groups of adjusting mechanisms that dangle can be adjusted mine truck and hang harmonious between the wheels, and in good time oneself carries out dynamical equilibrium and regulates.This adjusting mechanism that dangles comprises the swing adjustment perpendicular to delivery duct axis Fang Xiang, also comprises the adjustment that the mine truck with the mine truck parallel axes swings.This adjustment structure can adopt multiple existing flexible connection assembly to realize, for example can adopt sliding block joint assembly or the pin type element that is rotationally connected.
Suspension sheave is by each suspension sheave of symmetrical front and back, and promptly totally four suspension sheaves are formed, and can play the double action that hangs and lead.The upper surface of the cross sill that the suspended load face of suspended rail can form for i section steel beam, this upper surface is the two edges inclined downward, by cooperating with the tilt roller portion of suspension sheave, the equilibrium that can guarantee to hang the left and right sides contact surface of roller in operational process is regulated, and prevents the come off generation of incident of side mounting wheel.Also can further play the spacing effect of suspension sheave by flange part in addition.
The elastic insulated protecting jacket of polyurethane material of setting-in etc. on the suspension sheave of mine truck, can prevent between the metal bump mutually to produce spark and cause that the micro-coal dust dust that is difficult to avoid leaks out the blast of the aggregation that forms through year in year out gathering from mine truck, be applicable to multiple environment, in addition because channel-section steel is not done heat treatment, surface abrasion resistance is poor, if metal and metal direct contact, then can cause suspension sheave and track to wear and tear simultaneously, in order to make suspended rail durable in use, suspension sheave adds after the insulating sheaths such as polyurethane, wheel has become consumable accessory, can periodically change.
The beneficial effects of the utility model are, the suspension guiding device of this mine truck can be with stable suspension of mine truck and correct guidance, reasonable in design, fastness and stability are preferable and reliable, mine truck under the various conveying environment can be limited in the correct running orbit, the assurance mine truck has effectively been stopped the generation of mine truck derailment accident according to the setting path high-speed cruising, has guaranteed the high speed smooth operation of mine truck in delivery duct.
The specific embodiment
As depicted in figs. 1 and 2, the suspension guiding device of this mine truck is suspension and the guiding that is used for electromagnetism delivery duct mine truck, and it adopts suspended rail to form the suspended load body of mine truck; The rail body with an I-shaped cross-section that suspended rail 10 adopts two channel-section steel dos-s to assemble, the crossbeam portion that the lower end in the longeron outside of described channel-section steel has angle of declination forms the suspended load face.
Hang wheels and be symmetrical arranged four suspension sheaves such as 20,20 ' respectively for being fixed in a U type frame 23 inboards, each suspension sheave all has a tilt roller portion 21, this tilt roller portion and suspended load face are equipped with, the outside of tilt roller portion also is provided with the flange part 22 of wheel footpath greater than tilt roller portion, outer intermarginal being equipped with of this flange part and suspended load face is used for spacing suspension sheave.The suspension sheave of mine truck hangs on the suspended rail; Two groups were hung wheels before and after mine truck was connected with, and described suspension wheels are made up of two suspension sheaves that are equipped with the suspended load face respectively, and the outside of every group of suspension sheave fixedly installs, formation suspension sheave position limiting structure.Suspension sheave comprises the tilt roller portion that a suspended load face cooperates, and the arranged outside of tilt roller portion has the flange part of wheel footpath greater than tilt roller portion, and outer intermarginal being equipped with of this flange part and suspended load face is used for spacing suspension sheave.Be provided with two groups of adjusting mechanisms that dangle between mine truck and suspension sheave, wherein first group of adjusting mechanism 30 that dangles is used to realize the swing perpendicular to described delivery duct axis direction, and second group of adjusting mechanism 40 that dangles is used to realize being parallel to the swing of described delivery duct axis direction.The tilt roller portion periphery and the flange part of suspension sheave stud with elastic insulated protecting jacket.The below of suspension sheave is provided with first group of adjusting mechanism that dangles, and described second group of adjusting mechanism that dangles is positioned at the below of first group of adjusting mechanism that dangles.
By two groups of adjusting mechanisms that dangle, can make mine truck in the high speed course of conveying, keep advantages of higher stability, particularly when producing than high acceleration or turning, two groups of adjusting mechanisms that dangle can be adjusted mine truck and hang harmonious between the wheels, and in good time oneself carries out dynamical equilibrium and regulates.