CN104058338A - Rail type container gantry crane with lifting and walking two-in-one walking mechanisms - Google Patents

Rail type container gantry crane with lifting and walking two-in-one walking mechanisms Download PDF

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Publication number
CN104058338A
CN104058338A CN201410275942.0A CN201410275942A CN104058338A CN 104058338 A CN104058338 A CN 104058338A CN 201410275942 A CN201410275942 A CN 201410275942A CN 104058338 A CN104058338 A CN 104058338A
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CN
China
Prior art keywords
lifting
guide wheel
walking
elevator unit
traveling gear
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CN201410275942.0A
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Chinese (zh)
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CN104058338B (en
Inventor
赵迎九
郑雪峰
杜蔚琼
肖强
倪华
郭树旺
皮岩峰
张星波
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华电重工股份有限公司
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Priority to CN201410275942.0A priority Critical patent/CN104058338B/en
Publication of CN104058338A publication Critical patent/CN104058338A/en
Application granted granted Critical
Publication of CN104058338B publication Critical patent/CN104058338B/en

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Abstract

The invention provides a rail type container gantry crane with lifting and walking two-in-one walking mechanisms. The rail type container gantry crane comprises a gantry, a main beam, a driving machine room and a lifting mechanism, wherein the main beam is arranged on the gantry; the driving machine room is arranged on the main beam; the lifting mechanism is arranged in the driving machine room. The rail type container gantry crane also comprises the walking mechanisms, a lifting trolley, a lifting device and a hoisting steel cable, wherein the walking mechanisms are arranged on the gantry; the lifting trolley comprises a first side guide wheel group, a second side guide wheel group and a third side guide wheel group; a walking rail is arranged in a movement path of the lifting trolley on the main beam; the lifting trolley is arranged on the walking rail of the main beam; the lifting mechanism comprises a first hoist group and a second hoist group; each of the first and second hoist groups comprises two winding drums. According to the rail type container gantry crane, the arrangement of a power mechanism for the horizontal movement of a heavy object is omitted, so that the cost is lowered, the rail type container gantry crane is ingenious in structural design, and energy resources can be saved.

Description

There is the track type container field bridge of the two-in-one traveling gear of walking that hoists
Technical field
The present invention relates to a kind of bridge, particularly a kind of track type container field bridge with the two-in-one traveling gear of walking that hoists.
Background technology
Field bridge is mainly used in the loading and unloading operation of outdoor goods yard, stock ground goods, bulk goods.Field bridge has the features such as utilization of area rate is high, scope of work large, it is wide to adapt to, highly versatile, is used widely in goods yard, harbour.
In existing bridge, after being mentioned, weight by displacement mechanism horizontal direction moving heavy object, need to provide for displacement mechanism the actuating unit of special setting, therefore, the complex structure of a bridge, and cost is higher.And whole gravity of the weight that a bridge is mentioned impose on displacement mechanism, after long-term use, displacement mechanism easily produces deformation, produce potential safety hazard, and easily occur that lifting wirerope can not effectively drive the pulley of displacement mechanism, cause the phenomenon of pulley stall, the normal use of an impact bridge.
Summary of the invention
The object of the invention is to, a kind of track type container field bridge with the two-in-one traveling gear of walking that hoists is provided, it realizes mentioning of weight and translation by lifting mechanism and lifting trolley, lifting trolley is stressed evenly, compact overall structure, have simple in structurely, be convenient to universal and advantage with low cost.
Technical scheme of the present invention: a kind of track type container field bridge with the two-in-one traveling gear of walking that hoists, comprise door frame, girder, driving machine room and lifting mechanism, erection of main beam is on door frame, drive machine room to be arranged on girder, lifting mechanism is arranged on and drives in machine room, also comprise traveling gear, lifting trolley, suspender and lifting wirerope, traveling gear is arranged on the bottom of door frame; Girder is provided with walking track, and lifting trolley moves along walking track cross level; Lifting mechanism comprises the first elevator unit and the second elevator unit, wherein the first elevator unit is arranged on the left side of the second elevator unit, the first elevator unit and the second elevator unit include two reels, are provided with successively from left to right the first side guide wheel group, the second side guide wheel group and the 3rd side guide wheel group on lifting trolley; The first side guide wheel group, the second side guide wheel group and the 3rd side guide wheel group are all symmetricly set on lifting trolley; The top of suspender is provided with the first assembly pulley and the second assembly pulley; The first side guide wheel group and the 3rd side guide wheel group include two pulleys, the second side guide wheel group comprises four pulleys, two pulleys of the first side guide wheel group are parallel with two pulleys of the second side guide wheel group inner side, and two pulleys of the 3rd side guide wheel group are parallel with two pulleys in the second side guide wheel group outside; Lifting trolley is provided with the first lifting wirerope destination node and the second lifting wirerope destination node, wherein the first lifting wirerope destination node is arranged symmetrically with taking the pulley in the second side guide wheel group outside as symmetric points and the 3rd side guide wheel group, the second lifting wirerope destination node taking the pulley inside the second side guide wheel group as symmetric points and the first side guide wheel group be arranged symmetrically with; The lifting wirerope being wrapped on two reels of the first elevator unit is wound around the 3rd side guide wheel group, the second assembly pulley, the second side guide wheel group, the first assembly pulley successively, and its end is fixed on the first lifting wirerope destination node; The lifting wirerope being wrapped on two reels of the second elevator unit is wound around the first side guide wheel group, the first assembly pulley, the second side guide wheel group, the second assembly pulley successively, and its end is fixed on the second lifting wirerope destination node.
Lifting mechanism is directly for the parallel motion of lifting trolley provides power, having reduced traditional provides the power facility of power for lifting trolley parallel motion, because field bridge is heavy mechanical equipment, for providing the power facility of horizontal power, lifting trolley is often worth several ten thousand yuan of even hundreds of thousands of units, the present invention has saved part power facility, the cost of equipment is reduced greatly, and simple in structure, be convenient to implement.Adopt above-mentioned special lifting wirerope canoe, increased the area of contact of each pulley of lifting wirerope and lifting trolley, thereby prevent each pulley stall.
In the above-mentioned track type container field bridge with the two-in-one traveling gear of walking that hoists, also comprise the first guiding trestle, the second guiding trestle, the first leading sheave and the second leading sheave; The first guiding trestle is arranged on the left end of girder, and the second guiding trestle is arranged on the right-hand member of girder, and the first leading sheave is arranged on the first guiding trestle, and the second leading sheave is arranged on the second guiding trestle; Lifting wirerope between two reels and the first side guide wheel group of the first elevator unit is wound around the first leading sheave, and the lifting wirerope between two reels and the 3rd side guide wheel group of the second elevator unit is wound around the second leading sheave.
In the above-mentioned track type container field bridge with the two-in-one traveling gear of walking that hoists, also comprise the first locating piece and the second locating piece, the first locating piece and the second locating piece are arranged on the girder between the first guiding trestle and the second guiding trestle.
In the above-mentioned track type container field bridge with the two-in-one traveling gear of walking that hoists, the end of the girder that first locating piece distance the first guiding trestle is corresponding is greater than or equal to 1 meter, and the end of the girder that second locating piece distance the second guiding trestle is corresponding is greater than or equal to 1 meter.
In the above-mentioned track type container field bridge with the two-in-one traveling gear of walking that hoists, lifting wirerope left-hand revolution direction is wound around two reels of the first elevator unit, and lifting wirerope dextrorotation veer is wound around two reels of the second elevator unit.
In the above-mentioned track type container field bridge with the two-in-one traveling gear of walking that hoists, also comprise the first positioning pulley group and the second positioning pulley group, the first positioning pulley group and the second positioning pulley group are arranged on the below that drives machine room, the pulley of the first positioning pulley group and the second positioning pulley group respectively with the common tangent of the reel of the first elevator unit and the second elevator unit perpendicular to girder, lifting wirerope between two reels and first leading sheave of the first elevator unit is wound around the first positioning pulley group, lifting wirerope between two reels and second leading sheave of the second elevator unit is wound around the second positioning pulley group.
In the above-mentioned track type container field bridge with the two-in-one traveling gear of walking that hoists, girder adopts double cantalever type or left and right single swing arm type.
Also comprise control unit, control unit is electrically connected with lifting mechanism and traveling gear, and lifting mechanism is provided with drum shaft, and reel is arranged in drum shaft, and one end of drum shaft is provided with rotary encoder, rotary encoder and control unit electrical connection; The bottom of lifting trolley is provided with magnetic linear detent mechanism, and walking track is provided with magnetic Position Scale; The bottom of traveling gear is provided with magnetic linear detent mechanism, and the track of traveling gear is provided with magnetic Position Scale, magnetic linear detent mechanism and control unit electrical connection.
Compared with prior art, the present invention transmits the power of lifting mechanism by lifting trolley, and lifting mechanism comprises two groups of elevator units, when two groups of elevator units conter clockwises or while clockwise rotating simultaneously, it is highly constant that suspender keeps, and moves forward or backward in the horizontal direction; When one group of elevator unit wherein clockwise rotates, when another group elevator unit rotates counterclockwise, lifting trolley invariant position, suspender is in the vertical direction upwards or move down; In the time only having one group of elevator unit to rotate, lifting trolley is horizontal direction sway under the effect of the tractive force of lifting wirerope, and suspender vertical direction moves up and down.Each reel connects a lifting wirerope, the other end of lifting wirerope is fixed on lifting trolley, realize the transmission of power by three side guide wheel groups of lifting trolley, each side guide wheel of lifting trolley and the pulley of suspender all adopt double grooved pulley, thereby increase the area of contact of lifting wirerope and pulley, when bridge operation on the scene, lifting wirerope can not slide with respect to each pulley, therefore, the operation of a bridge is more stable; This bridge cost is lower, and structure design is ingenious, and can save the energy.Magnetic linear detent mechanism is set on lifting trolley and traveling gear, and on the path of moving at it, magnetic Position Scale is set, realize the automated movement of a bridge; Rotary encoder is set in drum shaft and realizes the automatic operation of lifting mechanism, thereby reach the automatic transport function of a bridge.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of embodiment of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the structural representation of another embodiment of the present invention;
Fig. 4 is the left view of Fig. 3;
Fig. 5 is winding mode schematic diagram of the present invention;
Fig. 6 is the birds-eye view that drives a kind of embodiment of machine room;
Fig. 7 is the enlarged drawing of reel drive motor and reel retarder in Fig. 6;
Fig. 8 is the function mode schematic diagram of lifting trolley parallel motion;
Fig. 9 is the vertical mobile function mode schematic diagram of suspender that hoists;
Figure 10 is the position relationship schematic diagram of the magnetic linear detent mechanism of lifting trolley;
Figure 11 is the position relationship schematic diagram of the magnetic linear detent mechanism of traveling gear;
Figure 12 is the partial enlarged drawing of Fig. 6
Figure 13 is the circuit connecting relation schematic diagram of a bridge;
Figure 14 is the lifting wirerope winding mode schematic diagram of a bridge.
Being labeled as in accompanying drawing: 1-door frame, 2-traveling gear, 3-drives machine room, 4-lifting trolley, 5-girder, 6-lifting wirerope, the 7-track of walking, 8-suspender, 9-the first elevator unit, 10-the second elevator unit, 11-the first positioning pulley group, 12-the second leading sheave, 13-the second guiding trestle, 14-lifting mechanism, 15-the first side guide wheel group, 16-the second side guide wheel group, 17-the 3rd side guide wheel group, 19-the first guiding trestle, 20-the first leading sheave, 21-the first locating piece, 22-the second locating piece, 23-the first assembly pulley, 24-the second assembly pulley, 25-freight container, 26-reel, 27-the second positioning pulley group, 28-reel retarder, 29-reel drive motor, 30-clamper, 31-control unit, 32-drum shaft, 33-rotary encoder, 34-magnetic linear detent mechanism, 35-magnetic Position Scale, 36-the first lifting wirerope destination node, 37-the second lifting wirerope destination node.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated.
Embodiments of the invention 1: form as depicted in figs. 1 and 2, a kind of track type container field bridge with the two-in-one traveling gear of walking that hoists, comprise door frame 1, girder 5, drive machine room 3 and lifting mechanism 14, girder 5 is arranged on door frame 1, drive machine room 3 to be arranged on girder 5, lifting mechanism 14 is arranged on and drives in machine room 3, also comprises traveling gear 2, lifting trolley 4, suspender 8 and lifting wirerope 6, and traveling gear 2 is arranged on the bottom of door frame 1; Girder 5 is provided with walking track 7, and lifting trolley 4 is along walking track 7 parallel motions; Lifting mechanism 14 comprises the first elevator unit 9 and the second elevator unit 10, in tool, the first elevator unit 9 is arranged on the left side of the second elevator unit 10, the first elevator unit 9 and the second elevator unit 10 include two reels 26, are provided with successively from left to right the first side guide wheel group 15, the second side guide wheel group 16 and the 3rd side guide wheel group 17 on lifting trolley 4; The first side guide wheel group 15, the second side guide wheel group 16 and the 3rd side guide wheel group 17 are all symmetricly set on lifting trolley 4; The top of suspender 8 is provided with the first assembly pulley 23 and the second assembly pulley 24; The first side guide wheel group 15 and the 3rd side guide wheel group 17 include two pulleys, the second side guide wheel group 16 comprises four pulleys, two pulleys of the first side guide wheel group 15 are parallel with two pulleys of the second side guide wheel group 16 inner sides, and two pulleys of the 3rd side guide wheel group 17 are parallel with two pulleys in the second side guide wheel group 16 outsides; As shown in figure 14, lifting trolley 4 is provided with the first lifting wirerope destination node 36 and the second lifting wirerope destination node 37, wherein the first lifting wirerope destination node 36 taking the pulley in the second side guide wheel group 16 outsides as symmetric points and the 3rd side guide wheel group 17 be arranged symmetrically with, the second lifting wirerope destination node 37 taking the pulley of the second side guide wheel group 16 inner sides as symmetric points and the first side guide wheel group 15 be arranged symmetrically with; The lifting wirerope 6 being wrapped on two reels 26 of the first elevator unit 9 is wound around the 3rd side guide wheel group 17, the second assembly pulley 24, the second side guide wheel group 16, the first assembly pulley 23 successively, and its end is fixed on the first lifting wirerope destination node 36; The lifting wirerope 6 being wrapped on two reels 26 of the second elevator unit 10 is wound around the first side guide wheel group 15, the first assembly pulley 23, the second side guide wheel group 16, the second assembly pulley 24 successively, and its end is fixed on the second lifting wirerope destination node 37.
As shown in Figure 3 and Figure 4, also comprise the first guiding trestle 19, the second guiding trestle 13, the first leading sheave 20 and the second leading sheave; The first guiding trestle 19 is arranged on the left end of girder 5, and the second guiding trestle 13 is arranged on the right-hand member of girder 5, and the first leading sheave 20 is arranged on the first guiding trestle 19, and the second leading sheave is arranged on the second guiding trestle 13; The lifting wirerope 6 that lifting wirerope 6 between two reels 26 and the first side guide wheel group 15 of the first elevator unit 9 is wound around between two reels 26 and the 3rd side guide wheel group 17 of the first leading sheave 20, the second elevator units 10 is wound around the second leading sheave referring to Fig. 5.Also comprise that the first locating piece 21 and the second locating piece 22, the first locating pieces 21 and the second locating piece 22 are arranged on the girder 5 between the first guiding trestle 19 and the second guiding trestle 13.The end of the girder 5 of first locating piece 21 distance the first guiding trestle 19 correspondences is greater than or equal to 1 meter, and the end of the girder 5 of second locating piece 22 distance the second guiding trestle 13 correspondences is greater than or equal to 1 meter.
Embodiments of the invention 2: form as depicted in figs. 1 and 2, a kind of track type container field bridge with the two-in-one traveling gear of walking that hoists, comprise door frame 1, girder 5, drive machine room 3 and lifting mechanism 14, girder 5 is arranged on door frame 1, drive machine room 3 to be arranged on girder 5, lifting mechanism 14 is arranged on and drives in machine room 3, also comprises traveling gear 2, lifting trolley 4, suspender 8 and lifting wirerope 6, and traveling gear 2 is arranged on the bottom of door frame 1; Girder 5 is provided with walking track 7, and lifting trolley 4 is along walking track 7 parallel motions; Lifting mechanism 14 comprises the first elevator unit 9 and the second elevator unit 10, in tool, the first elevator unit 9 is arranged on the left side of the second elevator unit 10, the first elevator unit 9 and the second elevator unit 10 include two reels 26, are provided with successively from left to right the first side guide wheel group 15, the second side guide wheel group 16 and the 3rd side guide wheel group 17 on lifting trolley 4; The first side guide wheel group 15, the second side guide wheel group 16 and the 3rd side guide wheel group 17 are all symmetricly set on lifting trolley 4; The top of suspender 8 is provided with the first assembly pulley 23 and the second assembly pulley 24; The first side guide wheel group 15 and the 3rd side guide wheel group 17 include two pulleys, the second side guide wheel group 16 comprises four pulleys, two pulleys of the first side guide wheel group 15 are parallel with two pulleys of the second side guide wheel group 16 inner sides, and two pulleys of the 3rd side guide wheel group 17 are parallel with two pulleys in the second side guide wheel group 16 outsides; As shown in figure 14, lifting trolley 4 is provided with the first lifting wirerope destination node 36 and the second lifting wirerope destination node 37, wherein the first lifting wirerope destination node 36 taking the pulley in the second side guide wheel group 16 outsides as symmetric points and the 3rd side guide wheel group 17 be arranged symmetrically with, the second lifting wirerope destination node 37 taking the pulley of the second side guide wheel group 16 inner sides as symmetric points and the first side guide wheel group 15 be arranged symmetrically with; The lifting wirerope 6 being wrapped on two reels 26 of the first elevator unit 9 is wound around the 3rd side guide wheel group 17, the second assembly pulley 24, the second side guide wheel group 16, the first assembly pulley 23 successively, and its end is fixed on the first lifting wirerope destination node 36; The lifting wirerope 6 being wrapped on two reels 26 of the second elevator unit 10 is wound around the first side guide wheel group 15, the first assembly pulley 23, the second side guide wheel group 16, the second assembly pulley 24 successively, and its end is fixed on the second lifting wirerope destination node 37.
In the above-mentioned track type container field bridge with the two-in-one traveling gear of walking that hoists, also comprise the first guiding trestle 19, the second guiding trestle 13, the first leading sheave 20 and the second leading sheave; The first guiding trestle 19 is arranged on the left end of girder 5, and the second guiding trestle 13 is arranged on the right-hand member of girder 5, and the first leading sheave 20 is arranged on the first guiding trestle 19, and the second leading sheave is arranged on the second guiding trestle 13; The lifting wirerope 6 that lifting wirerope 6 between two reels 26 and the first side guide wheel group 15 of the first elevator unit 9 is wound around between two reels 26 and the second side guide wheel group 16 of the first leading sheave 20, the second elevator units 10 is wound around the second leading sheave.Lifting wirerope 6 left-hand revolution directions are wound around two reels 26 of the first elevator unit 9, and lifting wirerope 6 dextrorotation veers are wound around two reels 26 of the second elevator unit 10.Also comprise the first positioning pulley group 11 and the second positioning pulley group 27, the first positioning pulley group 11 and the second positioning pulley group 27 are arranged on the below that drives machine room 3, the pulley of the first positioning pulley group 11 and the second positioning pulley group 27 respectively with the common tangent of the reel 26 of the first elevator unit 9 and the second elevator unit 10 perpendicular to girder 5, lifting wirerope 6 between two reels 26 and first leading sheave 20 of the first elevator unit 9 is wound around the first positioning pulley group 11, lifting wirerope 6 between two reels 26 and second leading sheave of the second elevator unit 10 is wound around the second positioning pulley group 27.Girder 5 adopts double cantalever type or left and right single swing arm type.
As shown in Figure 6 and Figure 7, originally having on the driving machine room 3 of track type container field bridge of the two-in-one traveling gear of walking that hoists and being provided with reel drive motor 29 and reel retarder 28, reel drive motor 29 is fixed on and drives on machine room 3, for the rotation of reel 26 provides power; Reel retarder 28 is arranged on and drives on machine room 3 and be connected with the output shaft of reel drive motor 29, for reducing the rotating speed of reel 26, and increases moment; Drive on machine room 3 and be also provided with clamper 30, clamper 30 is arranged on the driving machine room 3 at reel 26 edges, and in the time that reel 26 et out of orders are thrown off, clamper 30 is held the edge of reel 26 in time tightly, avoids weight to fall to having an accident.
Embodiments of the invention 3: form as depicted in figs. 1 and 2, a kind of track type container field bridge with the two-in-one traveling gear of walking that hoists, comprise door frame 1, girder 5, drive machine room 3 and lifting mechanism 14, girder 5 is arranged on door frame 1, drive machine room 3 to be arranged on girder 5, lifting mechanism 14 is arranged on and drives in machine room 3, also comprises traveling gear 2, lifting trolley 4, suspender 8 and lifting wirerope 6, and traveling gear 2 is arranged on the bottom of door frame 1; Girder 5 is provided with walking track 7, and lifting trolley 4 is along walking track 7 parallel motions; Lifting mechanism 14 comprises the first elevator unit 9 and the second elevator unit 10, wherein the first elevator unit 9 is arranged on the left side of the second elevator unit 10, the first elevator unit 9 and the second elevator unit 10 include two reels 26, are provided with successively from left to right the first side guide wheel group 15, the second side guide wheel group 16 and the 3rd side guide wheel group 17 on lifting trolley 4; The first side guide wheel group 15, the second side guide wheel group 16 and the 3rd side guide wheel group 17 are all symmetricly set on lifting trolley 4; The top of suspender 8 is provided with the first assembly pulley 23 and the second assembly pulley 24; The first side guide wheel group 15 and the 3rd side guide wheel group 17 include two pulleys, the second side guide wheel group 16 comprises four pulleys, two pulleys of the first side guide wheel group 15 are parallel with two pulleys of the second side guide wheel group 16 inner sides, and two pulleys of the 3rd side guide wheel group 17 are parallel with two pulleys in the second side guide wheel group 16 outsides; As shown in figure 14, lifting trolley 4 is provided with the first lifting wirerope destination node 36 and the second lifting wirerope destination node 37, wherein the first lifting wirerope destination node 36 taking the pulley in the second side guide wheel group 16 outsides as symmetric points and the 3rd side guide wheel group 17 be arranged symmetrically with, the second lifting wirerope destination node 37 taking the pulley of the second side guide wheel group 16 inner sides as symmetric points and the first side guide wheel group 15 be arranged symmetrically with; The lifting wirerope 6 being wrapped on two reels 26 of the first elevator unit 9 is wound around the 3rd side guide wheel group 17, the second assembly pulley 24, the second side guide wheel group 16, the first assembly pulley 23 successively, and its end is fixed on the first lifting wirerope destination node 36; The lifting wirerope 6 being wrapped on two reels 26 of the second elevator unit 10 is wound around the first side guide wheel group 15, the first assembly pulley 23, the second side guide wheel group 16, the second assembly pulley 24 successively, and tool end is fixed on the second lifting wirerope destination node 37.
As shown in Figure 10 to 13, this bridge also comprises control unit 31, control unit 31 is electrically connected with lifting mechanism 14 and traveling gear 2, lifting mechanism 14 is provided with drum shaft 32, reel 26 is arranged in drum shaft 32, one end of drum shaft 32 is provided with rotary encoder 33, and rotary encoder 33 and control unit 31 are electrically connected; The bottom of lifting trolley 4 is provided with magnetic linear detent mechanism 34, and walking track 7 is provided with magnetic Position Scale 35; The bottom of traveling gear 2 is provided with magnetic linear detent mechanism 34, and the track of traveling gear 2 is provided with magnetic Position Scale 35, and magnetic linear detent mechanism 34 and control unit 31 are electrically connected.
Control unit 31 is provided with data input pin, first the position data of freight container is input to control unit 31 from data input pin, and control unit 31 is controlled traveling gear 2 and moved to the position corresponding with the position data of freight container; In the time that traveling gear 2 arrives assigned address, the magnetic linear detent mechanism 34 of traveling gear 2 sends arriving signal to control unit 31, and control unit 31 receives to be controlled traveling gear 2 after arriving signal and stop mobile.After traveling gear 2 stops, control unit 31 controls the first elevator unit 9 and the second elevator unit 10 moves, and controls suspender 9 and moves down, and control unit 31 is controlled suspender 9 by rotary encoder 33 and lifting mechanism 14 and dropped to preset height; Suspender 9 captures freight container, and control unit 31 is controlled the first elevator unit 9 and the equal opposite spin of the second elevator unit 10, and suspender 9 mentions freight container to preset height, and is placed on the position of appointment.
Principle of work: as shown in Figure 9, in the time that needs are upwards mentioned freight container 25, the control unit 31 of field bridge controls the first elevator unit 9 and 10 1 of the second elevator units drive its reels 26 to rotate along clockwise direction, another drives its reel 26 to rotate in the counterclockwise direction, lifting wirerope 6 is wrapped on the reel 26 of the first elevator unit 9 and the second elevator unit 10 gradually, because reel 26 velocities of rotation of the first elevator unit 9 and the second elevator unit 10 are identical, so lifting trolley 4 can not move in the horizontal direction, under the effect of lifting wirerope 6, suspender 8 drives freight container 25 vertically to move up.
As shown in Figure 8, in the time that freight container 25 has vertically been mentioned and need to be by its parallel motion, the reel 26 that the control unit 31 of field bridge is controlled the first elevator unit 9 and the second elevator unit 10 rotates simultaneously clockwise or counterclockwise, lifting trolley 4 is subjected to displacement in the horizontal direction, and its moving velocity is identical with the moving velocity of lifting wirerope 6.
If the control unit 31 of a bridge controls the first elevator unit 9 and the second elevator unit 10 only has one to rotate, lifting trolley 4 can be moved in the horizontal direction, and suspender 8 also can be subjected to displacement in the vertical direction with freight container 25.
The traveling gear 2 of the track type container field bridge with the two-in-one traveling gear of walking that hoists of the present invention is provided with Precise Position System, the other Position Scale that is provided with of track of its walking, under the control of the control unit 31 of bridge on the scene, realize a bridge and stop at ad-hoc location pinpoint, above-mentioned Precise Position System can obtain by purchase.

Claims (8)

1. one kind has the track type container field bridge of the two-in-one traveling gear of walking that hoists, comprise door frame (1), girder (5), drive machine room (3) and lifting mechanism (14), girder (5) is arranged on door frame (1), drive machine room (3) to be arranged on girder (5), lifting mechanism (14) is arranged on and drives in machine room (3), it is characterized in that: also comprise traveling gear (2), lifting trolley (4), suspender (8) and lifting wirerope (6), traveling gear (2) is arranged on the bottom of door frame (1); Girder (5) is provided with walking track (7), and lifting trolley (4) is along walking track (7) parallel motion; Lifting mechanism (14) comprises the first elevator unit (9) and the second elevator unit (10), wherein the first elevator unit (9) is arranged on the left side of the second elevator unit (10), the first elevator unit (9) and the second elevator unit (10) include two reels (26), are provided with successively from left to right the first side guide wheel group (15), the second side guide wheel group (16) and the 3rd side guide wheel group (17) on lifting trolley (4); The first side guide wheel group (15), the second side guide wheel group (16) and the 3rd side guide wheel group (17) are all symmetricly set on lifting trolley (4); The top of suspender (8) is provided with the first assembly pulley (23) and the second assembly pulley (24); The first side guide wheel group (15) and the 3rd side guide wheel group (17) include two pulleys, the second side guide wheel group (16) comprises four pulleys, two pulleys of the first side guide wheel group (15) are parallel with two pulleys of the second side guide wheel group (16) inner side, and two pulleys of the 3rd side guide wheel group (17) are parallel with two pulleys in the second side guide wheel group (16) outside; Lifting trolley (4) is provided with the first lifting wirerope destination node (36) and the second lifting wirerope destination node (37), wherein the first lifting wirerope destination node (36) is arranged symmetrically with taking the pulley in the second side guide wheel group (16) outside as symmetric points and the 3rd side guide wheel group (17), the second lifting wirerope destination node (37) taking the pulley inside the second side guide wheel group (16) as symmetric points and the first side guide wheel group (15) be arranged symmetrically with; The lifting wirerope (6) being wrapped on two reels (26) of the first elevator unit (9) is wound around the 3rd side guide wheel group (17), the second assembly pulley (24), the second side guide wheel group (16), the first assembly pulley (23) successively, and its end is fixed on the first lifting wirerope destination node (36); The lifting wirerope (6) being wrapped on two reels (26) of the second elevator unit (10) is wound around the first side guide wheel group (15), the first assembly pulley (23), the second side guide wheel group (16), the second assembly pulley (24) successively, and its end is fixed on the second lifting wirerope destination node (37).
2. the track type container field bridge with the two-in-one traveling gear of walking that hoists according to claim 1, it is characterized in that, also comprise the first guiding trestle (19), the second guiding trestle (13), the first leading sheave (20) and the second leading sheave (12); The first guiding trestle (19) is arranged on the left end of girder (5), the second guiding trestle (13) is arranged on the right-hand member of girder (5), it is upper that the first leading sheave (20) is arranged on the first guiding trestle (19), and the second leading sheave (12) is arranged on the second guiding trestle (13); Lifting wirerope (6) between two reels (26) of the first elevator unit (9) and the first side guide wheel group (15) is wound around the first leading sheave (20), and the lifting wirerope (6) between two reels (26) of the second elevator unit (10) and the 3rd side guide wheel group (17) is wound around the second leading sheave (12).
3. the track type container field bridge with the two-in-one traveling gear of walking that hoists according to claim 2, it is characterized in that, also comprise the first locating piece (21) and the second locating piece (22), the first locating piece (21) and the second locating piece (22) are arranged on the girder (5) between the first guiding trestle (19) and the second guiding trestle (13).
4. the track type container field bridge with the two-in-one traveling gear of walking that hoists according to claim 3, it is characterized in that, the end of the girder (5) that the first locating piece (21) distance the first guiding trestle (19) is corresponding is greater than or equal to 1 meter, and the end of the girder (5) that the second locating piece (22) distance the second guiding trestle (13) is corresponding is greater than or equal to 1 meter.
5. the track type container field bridge with the two-in-one traveling gear of walking that hoists according to claim 2, it is characterized in that, lifting wirerope (6) left-hand revolution direction is wound around two reels (26) of the first elevator unit (9), and lifting wirerope (6) dextrorotation veer is wound around two reels (26) of the second elevator unit (10).
6. the track type container field bridge with the two-in-one traveling gear of walking that hoists according to claim 5, it is characterized in that, also comprise the first positioning pulley group (11) and the second positioning pulley group (27), the first positioning pulley group (11) and the second positioning pulley group (27) are arranged on the below that drives machine room (3), the pulley of the first positioning pulley group (11) and the second positioning pulley group (27) respectively with the common tangent of the reel (26) of the first elevator unit (9) and the second elevator unit (10) perpendicular to girder (5), lifting wirerope (6) between two reels (26) and first leading sheave (20) of the first elevator unit (9) is wound around the first positioning pulley group (11), lifting wirerope (6) between two reels (26) and second leading sheave (12) of the second elevator unit (10) is wound around the second positioning pulley group (27).
7. the track type container field bridge with the two-in-one traveling gear of walking that hoists according to claim 1, is characterized in that, girder (5) adopts double cantalever type or left and right single swing arm type.
8. the track type container field bridge with the two-in-one traveling gear of walking that hoists according to claim 1, it is characterized in that, also comprise control unit (31), control unit (31) is electrically connected with lifting mechanism (14) and traveling gear (2), lifting mechanism (14) is provided with drum shaft (32), reel (26) is arranged in drum shaft (32), one end of drum shaft (32) is provided with rotary encoder (33), rotary encoder (33) and control unit (31) electrical connection; The bottom of lifting trolley (4) is provided with magnetic linear detent mechanism (34), and walking track (7) is provided with magnetic Position Scale (35); The bottom of traveling gear (2) is provided with magnetic linear detent mechanism (34), the track of traveling gear (2) is provided with magnetic Position Scale (35), magnetic linear detent mechanism (34) and control unit (31) electrical connection.
CN201410275942.0A 2014-06-19 2014-06-19 Having hoists walks the track type container field bridge of two-in-one traveling gear CN104058338B (en)

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CN111252672A (en) * 2020-02-26 2020-06-09 西南交通大学 Container hoisting method, device and system

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US20020170872A1 (en) * 1999-12-21 2002-11-21 Ari Kiviniitty Rope hoist provided with traversing machinery
CN201932840U (en) * 2011-01-30 2011-08-17 交通运输部水运科学研究所 Light semi-trailer cart-typed gantry crane
CN103264959A (en) * 2013-04-24 2013-08-28 交通运输部水运科学研究所 Four-reel driven crane
CN103264961A (en) * 2013-04-24 2013-08-28 交通运输部水运科学研究所 Four-reel gantry crane
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Publication number Priority date Publication date Assignee Title
SU1744047A1 (en) * 1990-09-29 1992-06-30 Свердловский научно-исследовательский институт лесной промышленности Crane
DE19731049A1 (en) * 1997-07-21 1999-02-11 Estebanez Eva Garcia Active levelling system for hinged jib of container loading crane
US20020170872A1 (en) * 1999-12-21 2002-11-21 Ari Kiviniitty Rope hoist provided with traversing machinery
CN201932840U (en) * 2011-01-30 2011-08-17 交通运输部水运科学研究所 Light semi-trailer cart-typed gantry crane
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111252672A (en) * 2020-02-26 2020-06-09 西南交通大学 Container hoisting method, device and system

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