CN104340863B - One kind passes through formula double trolley system and the many cart systems of formula of passing through - Google Patents

One kind passes through formula double trolley system and the many cart systems of formula of passing through Download PDF

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Publication number
CN104340863B
CN104340863B CN201410535750.9A CN201410535750A CN104340863B CN 104340863 B CN104340863 B CN 104340863B CN 201410535750 A CN201410535750 A CN 201410535750A CN 104340863 B CN104340863 B CN 104340863B
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China
Prior art keywords
dolly
walking
crossbeam
pass
horizontal
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CN104340863A (en
Inventor
郭树旺
赵迎九
郑雪峰
杜蔚琼
肖强
倪华
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Huadian Lanke Technology Co.,Ltd.
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Huadian Heavy Industries Co Ltd
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C11/00Trolleys or crabs, e.g. operating above runways
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C15/00Safety gear
    • B66C15/04Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/16Travelling gear incorporated in or fitted to trolleys or cranes with means for maintaining alignment between wheels and track

Abstract

The invention discloses one kind passes through formula double trolley system, including upper and lower dolly, lower dolly includes being mounted on first, second walking mechanism on the guide rail of dolly both sides with walking, the rigid-frame that first, second walking mechanism is connected, and is connected on suspender below;Rigid-frame has interior chamber size and is more than the structure space that the outer wall dimension of upper dolly passes through for upper dolly, and lower dolly meets following condition:The stabilizing moment Σ Ms of lower dolly is more than tilting moment Σ Mo.First, second walking mechanism is connected by rigid-frame;And the structure space size of rigid-frame is more than the outer wall dimension of upper dolly, upper dolly suspender need not rotate and can directly carry case to pass through;Under conditions of the tilting moment Σ Mo of the horizontal inertial force being more than lower dolly in the stabilizing moment Σ Ms that the gravity of lower dolly causes, overcome the tilting moment Σ Mo caused by wind load or other reasonses in the presence of lower dolly stabilizing moment, make lower dolly remain steady in running.

Description

One kind passes through formula double trolley system and the many cart systems of formula of passing through
Technical field
Pass through formula double trolley system and the many cart systems of formula of passing through the present invention relates to a kind of for quayside container crane, belong to Container handling technical field.
Background technology
In the prior art, how to be improved by the way of multiple dollies run simultaneously using arranging in quayside container crane system The dress rate of discharging of quayside container crane;And at present how using the method for operation passing through formula double trolley.
As Chinese patent literature CN101323415A discloses a kind of crossing type double trolley bridge type crane, it includes greatly Car and the girder being arranged on cart, also include:First loading trolley, the first loading trolley includes load-engaging device, left lobe vehicle frame With right lobe vehicle frame, load-engaging device passes through raising hoist cable and hangs to be hung on left lobe vehicle frame and right lobe vehicle frame, and the first loading trolley The upper surface of the load-engaging device of raising hoist cable and the first loading trolley surrounds a U-shaped space, and left lobe vehicle frame is left by being arranged on girder The guide rail support of side, right lobe vehicle frame is by the guide rail support being arranged on the right side of girder;And second loading trolley, the second loading trolley The slew gear that including vehicle frame, is arranged on the vehicle frame and pivoting part in this slew gear is suspended in by raising hoist cable On load-engaging device, the track of supporting the second loading trolley vehicle frame is arranged on girder and is located at a left side for support the first loading trolley Between the guide rail of right lobe vehicle frame of the guide rail of lobe vehicle frame and supporting the first loading trolley, the bearing of trend of all guide rails is put down each other OK, the second loading trolley can pass through from described U-shaped space.I.e. in this patent documentation, the first loading trolley and described second Loading trolley can run simultaneously, and wherein, in order to avoid interfering therebetween, the second loading trolley is entered by slew gear Row rotation, is the carrying apparatus being suspended in below the second loading trolley and container is become as lengthwise rows by original horizontal walking Walk so that load-engaging device and container pass through the U-shaped space of dolly under the first load-carrying with minor face, realize the first loading trolley and The synchronous operation of the second loading trolley.
But the crossing type double trolley bridge type crane described in above-mentioned patent documentation, has the following disadvantages:1) in order to Avoid interfering between upper and lower dolly, the load-engaging device of the first loading trolley could be from described U-shaped space after needing rotation Pass through, but in running, connect the raising hoist cable of load-engaging device of the first loading trolley and connect the second loading trolley The raising hoist cable of load-engaging device be all susceptible to rock, cause the load-engaging device connecting the second loading trolley raising hoist cable it Between U-shaped space size be susceptible to change, even if lead to the first loading trolley load-engaging device rotate after still easily go out The situation now interfering with the load-engaging device of described second loading trolley;Meanwhile, the load-engaging device of the first loading trolley takes thing Rotation afterwards needs to consume large energy, and rotation can lead to rocking further of the load-engaging device of the first loading trolley, impact The job stability of whole system;2) when the first loading trolley drives load-engaging device after crawl container to walk on girder When, in the presence of the inertial load of the first loading trolley and wind load, the load-engaging device below raising hoist cable and container It is susceptible to rock, and the length of raising hoist cable is longer, more easily rocks, and shaking amplitude is also bigger, and then can lead to Problems with:Load-engaging device and container can be accelerated between left and right lobe vehicle frame and corresponding guide rail in rocking in running Abrasion, also crossbeam is caused necessarily to damage;Have impact on the operational efficiency of the first loading trolley, reduce lifting to a certain extent The dress rate of discharging of machine;Meanwhile, rocking to cause load-engaging device to be partially disengaged with container, there is potential safety hazard.
Content of the invention
For this reason, the technical problem to be solved is in of the prior art pair of bassinet structure, upper dolly needs to revolve Pass through in lower dolly in ability after turning, rotation not only increases energy consumption, is also easy to make dolly and lower dolly shake, and because Be flexible structure for raising hoist cable, the size in the U-shaped space that institute passes through for upper dolly easily changes, so make dolly with It is likely to occur interference between dolly;Thus provide a kind of need not rotate and be difficult to rock pass through formula double trolley system, further One kind is provided to pass through the many cart systems of formula.
For solving above-mentioned technical problem, one kind of the present invention passes through formula double trolley system, including upper dolly and lower dolly, institute State the first walking mechanism and the second walking mechanism that lower dolly includes being mounted on the guide rail of dolly both sides with walking, The rigid-frame that described first walking mechanism is connected with described second walking mechanism, and be connected to below described rigid-frame Suspender;Described rigid-frame has interior chamber size and is more than the physical dimension of upper dolly and the knot with passing through for described upper dolly Conformational space, described lower dolly meets following condition:The stabilizing moment Σ Ms that the gravity of described lower dolly causes be more than described under little The tilting moment Σ Mo of the horizontal inertial force of car.
Described rigid-frame includes two vertical stand and a suspender carrier bar;Two described vertical stand and described the first row Walk mechanism and described second walking mechanism connects, described suspender is connected to the underface of described suspender carrier bar;Two described perpendicular Directly form U-shaped described structure space between frame and described suspender carrier bar.
The lateral surface of described first walking mechanism and described second walking mechanism is connected to the upper end inwall of described vertical stand, And the steel wheel malleation of described first walking mechanism and described second walking mechanism is in corresponding described first guide rail and described second On guide rail.
The computing formula of described stabilizing moment Σ Ms is:Σ Ms=GLower dollyLLower dolly+GHang loadLHang load;Described tilting moment Σ Mo's Computing formula is:Σ Mo=FLower dolly inertia forceLThe lower dolly inertia arm of force+FWind loadLThe wind load arm of force+FSteel wire rope deflecting forceLThe steel wire rope deflection arm of force.
The described upper dolly the third line being arranged on described upper vehicle guide that includes walking walks mechanism and fourth line walks machine Structure, described the third line is walked mechanism and walks, with described fourth line, the vehicle frame that mechanism is connected, and be connected to below described vehicle frame Suspender.
Described vehicle frame includes long-armed and two galianconism being parallel to each other, and two described galianconism are connected to institute one by one State two linking arms of long-armed respective end;Two described galianconism have and stretch out described long-armed external part, and malleation respectively It is connected to that described the third line walks mechanism and fourth line is walked in mechanism.
Also include some length directions along crossbeam structure and be spaced the first support on inside described crossbeam structure Bracket, described first Support bracket is provided with the first idler assembly for holding up upper dolly hoist rope group;And if The dry length direction along crossbeam structure and be spaced the second Support bracket on outside described crossbeam structure, described second support The second idler assembly for holding up lower dolly hoist rope group is provided with bracket.
Described first Support bracket includes the centre being connected between the first crossbeam of described crossbeam structure and the second crossbeam Portion, is connected to the horizontal part below described pars intermedia, is connected to first " L " type hook portion and second " L " at described horizontal part two ends Type hook portion, the horizontal crochet of the horizontal crochet of described first " L " type hook portion and described second " L " type hook portion holds up described respectively The different units of one idler assembly.
Described second Support bracket includes being arranged at the 3rd " L " type hook portion of the first crossbeam lower left of described crossbeam structure Bottom-right with the second crossbeam the 4th " L " type hook portion;The horizontal limes marginis of the 3rd " L " type hook portion and the level of the 4th " L " type hook portion Crochet holds up the different units of described second idler assembly respectively.
The horizontal crochet of the horizontal crochet of described first " L " type hook portion and described second " L " type hook portion with mutually back to Mode is arranged;The horizontal crochet of described 3rd " L " type hook portion is carried on the back with mutual with the described horizontal crochet of described 4th " L " type hook portion To mode arrange;Wherein said first " L " type hook portion and described second " L " type hook portion are with regard to the length side of described crossbeam structure To center line be symmetrical arranged, and described 3rd " L " type hook portion and described 4th " L " type hook portion also length with regard to described crossbeam structure The center line in degree direction is symmetrical arranged.
Described first idler assembly and described second idler assembly include multiple carrying rollers being set up in parallel respectively.
Described carrying roller is rotatably arranged in each in the way of the axis direction rotation along the respective horizontal crochet being located Horizontal crochet on.
Also include driving means, described driving means include drive car and lower drive car, described on Drive car includes, and drives the first haulage gear of described upper carriage walking, and drives described upper dolly to be lifted The first lifting mechanism;Described lower drive car includes driving the second haulage gear of described lower carriage walking, and drives Move the second lifting mechanism that described lower dolly is lifted.
Described first haulage gear includes the first traction drive being arranged in crossbeam structure, in described first traction drive In the presence of the first haulage cable of back and forth being walked of described upper dolly is drawn by the assembly pulley that alters course, and located at crossbeam It is used in structure holding up the first supporting construction of described first haulage cable.
The first raising that described first lifting mechanism includes being arranged in crossbeam structure drives, in the presence of raising drives The first hoist rope driving described upper dolly back and forth to be lifted by the assembly pulley that alters course, and use in crossbeam structure In the first support rope structure holding up described first hoist rope.
Described second haulage gear includes the second traction drive being arranged in crossbeam structure, in described second traction drive In the presence of the second haulage cable of back and forth being walked of described lower dolly is drawn by the assembly pulley that alters course, and located at described It is used in crossbeam structure holding up the second supporting construction of described second haulage cable.
The second raising that described second lifting mechanism includes being arranged in crossbeam structure drives, in the presence of raising drives The second hoist rope driving described lower dolly back and forth to be lifted by the assembly pulley that alters course, and use in crossbeam structure In the second support rope structure holding up described second hoist rope.
Being provided with several in the vertical stand of described rigid-frame and described suspender carrier bar has for described raising steel wire The changed course pulley that rope is wound around, pass through two symmetrical institutes in described suspender carrier bar centre position for the lower end of described hoist rope State the underface that described suspender is connected to described suspender carrier bar by changed course pulley.
Also include the first haulage cable, described second traction steel wire described in tensioning being arranged in described crossbeam structure The steel wire rope stretching device of rope, described first hoist rope and described second hoist rope.
It is additionally provided with protection device, described protection device includes the oil cylinder mechanism in described crossbeam structure, described oil cylinder Mechanism can be connected with the changed course assembly pulley of the liter steel wire rope being wound with described upper dolly and described lower dolly respectively, with by corresponding Changed course assembly pulley make described hoist rope relax.
Also include the first anti-bias structure preventing described lower dolly from left and right skew occurring;Described first anti-bias structure bag Include the first level directive wheel outside the steel wheel of described first walking mechanism, and the steel located at described second walking mechanism Second horizontal guide sheave in wheel outside;When described lower dolly left shift, described first level directive wheel is pressed on described first The outside of guide rail is to stop the steel wheel left shift of described first walking mechanism;When described lower dolly offsets to the right, described Two horizontal guide sheaves are pressed on the outside of described second guide rail to stop the steel wheel of described second walking mechanism from offseting to the right.
Also include the second anti-bias structure preventing described upper dolly from left and right skew occurring;Described second anti-bias structure bag Include the 3rd horizontal guide sheave away from described 3rd guide rail side for the steel wheel that the third line located at described upper dolly walks mechanism, and Walk the 4th horizontal guide sheave away from described 4th guide rail side for the steel wheel of mechanism located at the fourth line of described upper dolly;When described During upper dolly left shift, described 4th horizontal guide sheave is pressed on the outside of described 4th guide rail to stop described fourth line from walking machine The steel wheel left shift of structure;When described upper dolly offsets to the right, described 3rd horizontal guide sheave is pressed on described 3rd guide rail Outside is offset to the right with the steel wheel stoping described the third line from walking mechanism.
One kind passes through the many cart systems of formula, including at least three dollies that can pass through, two dollies of arbitrary neighborhood simultaneously Pass through formula double trolley system using recited above.
The technique scheme of the present invention has advantages below compared to existing technology:
(1) in the present invention, described lower dolly includes walking on the guide rail being mounted on dolly both sides first Walking mechanism and the second walking mechanism, the rigid-frame that described first walking mechanism is connected with described second walking mechanism, with And it is connected to the suspender below described rigid-frame;Described rigid-frame have interior chamber size be more than upper dolly physical dimension and With the structure space passing through for described upper dolly, described lower dolly meets following condition:The gravity of described lower dolly causes Stabilizing moment Σ Ms is more than the tilting moment Σ Mo of the horizontal inertial force of described lower dolly;I.e. in the present invention, described lower dolly It is that suspender is connected by described rigid-frame that is to say, that described first walking mechanism and described second of described lower dolly It is to be rigidly connected between walking mechanism and described suspender;And the interior chamber size of the described structure space of described rigid-frame is more than institute State the physical dimension of dolly that is to say, that:The interior chamber size of described structure space is consistently greater than the outer rim chi of described upper dolly Very little, this physical dimension should be the overall full-size that described upper dolly and its crawl thing are constituted, like this, described upper dolly And its suspender need not rotate in running, can be directly through;Meanwhile, the stabilizing moment causing in the gravity of described lower dolly Under conditions of Σ Ms is more than the tilting moment Σ Mo of horizontal inertial force of described lower dolly, stabilizing moment described in described lower dolly Overcome the described tilting moment Σ Mo caused by wind load or other reasonses under effect, make described lower dolly in running Remain steady;Like this, in the motor process of described lower dolly, described suspender and its container being captured are not allowed Easily shake, can smoothly slide, not only reduce the mill between described first, second walking mechanism and described crossbeam structure Damage, and for relatively rocking walking, steadily the sliding speed of walking is faster or the power that consumed is less, improves whole bank The dress rate of discharging of bridge system;Meanwhile, for even running rocks operation relatively, improve Ministry of State Security, potential safety hazard is less.
(2) in the present invention, described rigid-frame includes two vertical stand and a suspender carrier bar;Two described vertical Frame is connected with described first walking mechanism and described second walking mechanism, described suspender be connected to described suspender carrier bar just under Side;Form U-shaped described structure space between two described vertical stand and described suspender carrier bar;In order to ensure described suspender energy Enough accurately extract container, need the described suspender on described lower dolly to decline and can reach other of described crossbeam structure and hang Has the position that can reach, like this, an arbitrary suspender can extract to the container of same position after declining; Meanwhile, between two described vertical stand and described suspender carrier bar formed rigid circumference wall described structure space that is to say, that In running, the bulk of described structure space remains constant, like this, upper dolly in described crossbeam structure All the time described structure space can be smoothly passed through in running.
(3) in the present invention, the lateral surface of described first walking mechanism and described second walking mechanism is connected to described erecting The upper end inwall of straight frame, and the steel wheel malleation of described first walking mechanism and described second walking mechanism is corresponding described first On guide rail and described second guide rail;I.e. in the present invention, described first walking mechanism and described second walking mechanism adopt malleation Mode is arranged on described first guide rail and described second guide rail;That is, described lower dolly is in integrally reversely hung Yong malleation institute State on the first guide rail and described second guide rail, like this, can be by described first walking mechanism and described second walking mechanism Steadily and accurately it is arranged on corresponding guide rail, and will not shift or tilt, so that walking mechanism can drive institute State lower dolly steadily smoothly to walk in described crossbeam structure.
(4) in the present invention, described vehicle frame includes long-armed and two galianconism being parallel to each other, and described short by two Arm is connected to two linking arms of described long-armed respective end one by one;Two described galianconism have and stretch out described long-armed stretching out End, and malleation is connected to that described the third line walks mechanism and fourth line is walked in mechanism respectively;I.e. in the present invention, described upper dolly is being just Pressure is arranged on its guide rail structure, like this, described the third line of described upper dolly can be walked mechanism and described fourth line Walk mechanism steadily and to be accurately arranged on corresponding guide rail, and will not shift or tilt, so that walking mechanism can Described upper dolly is driven steadily smoothly to walk in described crossbeam structure.
(5) in the present invention, also include some length directions along crossbeam structure and be spaced in described crossbeam structure The first Support bracket on side, described first Support bracket is provided with the first support for holding up upper dolly hoist rope group Roll assembly;And some length direction along crossbeam structure and be spaced the second supporting bracket on outside described crossbeam structure Frame, described second Support bracket is provided with the second idler assembly for holding up lower dolly hoist rope group;I.e. at this In bright, described first Support bracket and described second Support bracket can by described upper dolly hoist rope group and described under little Car hoist rope group holds up, thus preventing invar cord group from occurring in use to bounce or relax and have impact on described Dolly and the operation of described lower dolly.
(6) in the present invention, it is additionally provided with protection device, described protection device includes the oil cylinder in described crossbeam structure Mechanism, described oil cylinder mechanism can be connected with the changed course assembly pulley of the liter steel wire rope being wound with described upper dolly and described lower dolly respectively Connect, to make described hoist rope relax by corresponding changed course assembly pulley;In described suspender crawl container, container can Can collide with steamer or other objects, and in extraction process, described hoist rope is in tight state, such The power that collision produces or moment can be delivered on described bank bridge construction for words, and then the agent structure of opposite bank bridge produces infringement;Cause This, in order to avoid this kind of infringement, arranges a described protection device, so when container collides in bank bridge agent structure When, described oil cylinder mechanism unloading, and so that described hoist rope is relaxed by described changed course pulley, make power or the power of collision generation Square can not be delivered in bank bridge agent structure, thus realizing the protection of opposite bank bridge main body.
(7) in the present invention, additionally provide one kind and pass through the many cart systems of formula, can pass through including at least three simultaneously Dolly, two dollies of arbitrary neighborhood pass through formula double trolley system using recited above;Additionally providing one kind can be further There is provided the efficiency of loading and unloading passes through the many cart systems of formula, and wherein the two of arbitrary neighborhood dolly passes through formula mode using recited above To arrange, so that the efficiency of loading and unloading is double further.
(8) in the present invention, also include the first anti-bias structure preventing described lower dolly from left and right skew occurring;Described First anti-bias structure includes the first level directive wheel outside the steel wheel of described first walking mechanism, and located at described The second horizontal guide sheave outside the steel wheel of two walking mechanisms;When described lower dolly left shift, described first level guiding Take turns the steel wheel left shift to stop described first walking mechanism for the outside being pressed on described first guide rail;When described lower dolly to the right During skew, described second horizontal guide sheave be pressed on the outside of described second guide rail with stop the steel wheel of described second walking mechanism to Right avertence is moved;I.e. in the present invention, in the normal course of operation of described lower dolly, described first level directive wheel and described second There is certain interval between horizontal guide sheave and corresponding guide rail;When described lower dolly shifts to the left, described first water Gap between flat directive wheel and described first guide rail disappears, and described first level directive wheel is pressed in the outer of described first guide rail On side, thus preventing the steel wheel of described first walking mechanism of described lower dolly from shifting to the left, so prevent described under little Car integrally shifts;When described lower dolly shifts to the right, described second horizontal guide sheave and described second guide rail it Between gap disappear, and described second horizontal guide sheave is pressed on the outside of described second guide rail, thus preventing described lower dolly The steel wheel of described second walking mechanism shift to the right, and then prevent described lower dolly from integrally shifting;Meanwhile, this kind Setting can also avoid described lower trolley travelling process to lead to the steel wheel of walking mechanism to gnaw rail because described rigid-frame glances off Phenomenon, and can also prevent described lower dolly from toppling.
(9) in the present invention, also include the second anti-bias structure preventing described upper dolly from left and right skew occurring;Described Second anti-bias structure includes walking the steel wheel of mechanism away from the 3rd of described 3rd guide rail side located at the third line of described upper dolly Horizontal guide sheave, and walk the 4th water away from described 4th guide rail side for the steel wheel of mechanism located at the fourth line of described upper dolly Flat directive wheel;When described upper dolly left shift, described 4th horizontal guide sheave is pressed on the outside of described 4th guide rail to hinder Only described fourth line walks the steel wheel left shift of mechanism;When described upper dolly offsets to the right, described 3rd horizontally-guided wheel load Offset to the right with the steel wheel stoping described the third line from walking mechanism in the outside of described 3rd guide rail;I.e. in the present invention, described In the normal course of operation of upper dolly, between described 3rd horizontal guide sheave and described 4th horizontal guide sheave and corresponding guide rail There is certain interval;When described upper dolly shifts to the left, between described 4th horizontal guide sheave and described 4th guide rail Gap disappear, and described 4th horizontal guide sheave is pressed on the outside of described 4th guide rail, thus preventing described upper dolly The steel wheel that described fourth line walks mechanism shifts to the left, and then prevents described upper dolly from integrally shifting;When described little When car shifts to the right, the gap between described 3rd horizontal guide sheave and described 3rd guide rail disappears, and described 3rd water Flat directive wheel is pressed on the outside of described 3rd guide rail, thus prevent described upper dolly described the third line walk the steel wheel of mechanism to The right side shifts, and then prevents described upper dolly from integrally shifting;Meanwhile, this kind of setting can also avoid described upper dolly fortune The phenomenon that row process leads to the steel wheel of walking mechanism to gnaw rail because described rigid-frame glances off, and be prevented to a certain extent Described upper dolly topples.
Brief description
In order that present disclosure is more likely to be clearly understood, specific embodiment below according to the present invention simultaneously combines Accompanying drawing, the present invention is further detailed explanation, wherein
Fig. 1 is of the present invention pair of car support system schematic diagram;
Fig. 2 is the first Support bracket of the present invention and the second Support bracket schematic diagram;
Fig. 3 is upper dolly schematic diagram of the present invention;
Fig. 4 is lower dolly schematic diagram of the present invention;
Fig. 5 is the side view of Fig. 1;
Fig. 6 is upper dolly hoist rope group schematic diagram of the present invention;
Fig. 7 is lower dolly hoist rope group schematic diagram of the present invention;
Fig. 8 is the first anti-bias structure schematic diagram of the present invention;
Fig. 9 is the second anti-bias structure schematic diagram of the present invention;
Figure 10 be invention described pass through formula double trolley overall schematic;
In figure reference is expressed as:S1- first crossbeam;S2- second crossbeam;S3- the 3rd guide rail;S4- the 4th guide rail; S5- first guide rail;S6- second guide rail;S7- rigid-frame;S8- structure space;S11- suspender;S12- first walking mechanism; S13- changed course pulley;The upper dolly of s14-;Dolly under s15-;S16- first Support bracket;S17- upper dolly hoist rope group; S18- first idler assembly;S19- second Support bracket;Dolly hoist rope group under s20-;S21- second idler assembly; S22- pars intermedia;S23- horizontal part;S24- first " L " type hook portion;S25- second " L " type hook portion;S26- the 3rd " L " type hook portion; S27- the 4th " L " type hook portion;S28- carrying roller;S29- second walking mechanism;S31- first level directive wheel;S32- second level is led To wheel;S33- the 3rd horizontal guide sheave;S34- the 4th horizontal guide sheave.
Specific embodiment
Below with reference to accompanying drawing, using implementation below, the present invention is further elaborated.
As shown in Fig. 1-Figure 10, the one kind described in the present embodiment passes through formula double trolley system, including upper dolly s14 and under little Car s15, described lower dolly s15 includes the first walking mechanism s12 on the guide rail being mounted on dolly s14 both sides of can walking With the second walking mechanism s29, the rigid-frame s7 that described first walking mechanism s12 is connected with described second walking mechanism s29, And it is connected to the lower suspender s11 below described rigid-frame s7;Described rigid-frame s7 has interior chamber size and is more than upper dolly The physical dimension of s14 and the structure space s8 with passing through for described upper dolly s14, described lower dolly s15 meets following condition: The stabilizing moment Σ Ms that the gravity of described lower dolly s15 causes is more than the tilting moment of the horizontal inertial force of described lower dolly s15 ΣMo.I.e. in the present embodiment, described lower dolly s15 be suspender s11 is connected by described rigid-frame s7 that is to say, that It is firm between described first walking mechanism s12 of described lower dolly s15 and described second walking mechanism s29 and described suspender s11 Property connect;And the interior chamber size of the described structure space s8 of described rigid-frame s7 is more than the physical dimension of described upper dolly s14, That is:The interior chamber size of described structure space s8 is consistently greater than the physical dimension of described upper dolly s14, and this physical dimension should By described upper dolly s14 and its crawl overall full-size that constituted of thing, like this, described upper dolly s14 and its suspender Running need not rotate, can be directly through;Meanwhile, the stabilizing moment Σ Ms causing in the gravity of described lower dolly s15 Under conditions of the tilting moment Σ Mo of the horizontal inertial force more than described lower dolly s15, stabilizing moment described in described lower dolly s15 In the presence of overcome described tilting moment Σ Mo caused by wind load or other reasonses, make described lower dolly s15 in fortune Row process remains steady;Like this, in the motor process of described lower dolly s15, described suspender s11 and its captured Container be less likely to occur to rock, can smoothly slide, not only reduce described first, second walking mechanism s29 with described Abrasion between crossbeam structure, and for relatively rocking walking, steadily the sliding speed of walking is faster or the power that consumed Less, improve the dress rate of discharging of whole bank bridge system;Meanwhile, for even running rocks operation relatively, improve safety Portion, potential safety hazard is less.
In the present embodiment, the computing formula of described stabilizing moment Σ Ms is:Σ Ms=GLower dollyLLower dolly+GHang loadLHang load;Described The computing formula of tilting moment Σ Mo is:Σ Mo=FLower dolly inertia forceLThe lower dolly inertia arm of force+FWind loadLThe wind load arm of force+FSteel wire rope deflecting forceLThe steel wire rope deflection arm of force.As Shown in Fig. 5, under wherein G, dolly is the weight sum of described lower dolly s15 and described suspender s11, and it is described suspender s11 that G hangs load The weight of the container being captured, FLower dolly inertia forceFor the inertia force sum of described lower dolly s15, described suspender s11 and container, FWind loadFor the wind load that lower dolly is overall, FSteel wire rope deflecting forceFor the deflecting force of hoist rope, LLower dolly、LHang load、LThe lower dolly inertia arm of force、 LThe wind load arm of forceAnd LThe steel wire rope deflection arm of forceReferring to the mark in Fig. 5.
As shown in figure 4, in the present embodiment, described rigid-frame s7 includes two vertical stand and a suspender carrier bar;Two Individual described vertical stand is connected with described first walking mechanism s12 and described second walking mechanism s29, and described suspender s11 is connected to The underface of described suspender carrier bar;Form U-shaped described structure empty between two described vertical stand and described suspender carrier bar Between s8.In order to ensure that described suspender s11 can accurately extract container, need the described suspender s11 on described lower dolly s15 Decline can reach the position that other suspenders of described crossbeam structure can reach, like this, after an arbitrary suspender declines The container of same position can be extracted;Meanwhile, formed between two described vertical stand and described suspender carrier bar The described structure space s8 of rigid circumference wall is that is to say, that in running, the bulk of described structure space s8 is protected all the time Hold constant, like this, the upper dolly s14 in described crossbeam structure can smoothly pass through described knot in running all the time Conformational space s8.
Further, described in the lateral surface of preferably described first walking mechanism s12 and described second walking mechanism s29 is connected to The upper end inwall of vertical stand, and the steel wheel malleation of described first walking mechanism s12 and described second walking mechanism s29 is corresponding On described first guide rail s5 and described second guide rail s6.In the present embodiment, described first walking mechanism s12 and described second is walked Mechanism s29 is arranged on described first guide rail s5 and described second guide rail s6 using malleation mode;That is described lower dolly S15 is in integrally on the first guide rail s5 and described second guide rail s6 described in reversely hung Yong malleation, like this, can be by described the first row Walk mechanism s12 and described second walking mechanism s29 steadily and be accurately arranged on corresponding guide rail, and will not shift or Tilt, so that walking mechanism can drive described lower dolly s15 steadily smoothly to walk on described bank bridge grider.
As shown in figure 3, on the basis of above-described embodiment, described upper dolly s14 include walking be arranged on described little The third line on the 3rd guide rail s3 of car s14 and the 4th guide rail s4 walks mechanism and fourth line walks mechanism, and described the third line is walked machine Structure walks, with described fourth line, the vehicle frame that mechanism is connected, and is connected to the suspender below described vehicle frame.Specifically, described car Support body includes long-armed and two galianconism being parallel to each other, and two described galianconism are connected to described long-armed respective end one by one Two linking arms in portion;Two described galianconism have and stretch out described long-armed external part, and malleation is connected to the described 3rd respectively Walking mechanism and fourth line are walked in mechanism.That is, in the present embodiment, described upper dolly s14 malleation is arranged on its guide rail knot On structure, like this, described the third line of described upper dolly s14 can be walked mechanism and described fourth line to walk mechanism steady and accurate True is arranged on corresponding guide rail, and will not shift or tilt, so that walking mechanism can drive described upper dolly S14 steadily smoothly walks in described crossbeam structure.
As shown in figure 1, the present embodiment also includes some length directions along crossbeam structure and is spaced located at described crossbeam knot The first Support bracket s16 on inside structure, described first Support bracket s16 is provided with for holding up upper dolly hoist rope The first idler assembly s18 of group s17;And some length direction along crossbeam structure and being spaced outside described crossbeam structure On the second Support bracket s19, described second Support bracket s19 is provided with for holding up lower dolly s15 hoist rope group The second idler assembly s21.Realized by the described first Support bracket s16 and described second Support bracket s19 of setting The picking-up of described upper dolly s14 and the hoist rope of described lower dolly s15 is supported, prevents described upper dolly s14 and described The hoist rope of lower dolly s15 occurs to bounce or lax, to ensure described upper dolly s14 during walking process or raising Being capable of even running with described lower dolly s15;Meanwhile, between described first Support bracket s16 and described second Support bracket s19 Can ensure that described upper dolly s14 and described lower dolly s15 can be risen from the optional position of described crossbeam structure every setting Fall, and hoist rope will not occur spring or lax.
As shown in Figure 2 and Figure 6, specifically, described first Support bracket s16 includes being connected to the first of described crossbeam structure Pars intermedia s22 between crossbeam s1 and the second crossbeam s2, is connected to the horizontal part s23 below described pars intermedia s22, is connected to institute State first " L " type hook portion s24 and second " L " type hook portion s25 at horizontal part s23 two ends, the water of described first " L " type hook portion s24 The horizontal crochet of plain hook side and described second " L " type hook portion s25 holds up the different units of described first idler assembly s18 respectively; Because in dolly s14 on described, described upper dolly hoist rope group s17 is essentially symmetrical set that is to say, that described First idler assembly s18 includes two units in left and right, it is advantageous to described first Support bracket s16 is included for supporting described the Described first " L " type hook portion s24 of two units in left and right of one idler assembly s18 and described second " L " type hook portion s25.
Meanwhile, as shown in figs. 4 and 7, described second Support bracket s19 includes being arranged at the first big of described crossbeam structure 3rd " L " type hook portion s26 of beam s1 lower left and the second crossbeam s2 bottom-right 4th " L " type hook portion s27;3rd " L " type hook The horizontal crochet of the horizontal limes marginis of portion s26 and the 4th " L " type hook portion s27 holds up the difference of described second idler assembly s21 respectively Unit;Because in described lower dolly s15, described lower dolly hoist rope group s20 be essentially symmetrical set that is to say, that Described second idler assembly s21 includes two units in left and right, it is advantageous to described second Support bracket s19 is included for supporting State described 3rd " L " type hook portion s26 and described 4th " L " type hook portion s27 of two units in left and right of the second idler assembly s21.
The horizontal crochet of described first " L " type hook portion s24 and the horizontal crochet of described second " L " type hook portion s25 are with mutual Back to mode arrange;The horizontal crochet of described 3rd " L " type hook portion s26 and the described level of described 4th " L " type hook portion s27 Crochet by mutually back in the way of arrange;Wherein said first " L " type hook portion s24 and described second " L " type hook portion s25 are with regard to institute The center line stating the length direction of crossbeam structure is symmetrical arranged, and described 3rd " L " type hook portion s26 and described 4th " L " type hook portion Also the center line with regard to the length direction of described crossbeam structure is symmetrical arranged s27;So may insure be symmetrical set described Hoist rope group of getting on or off the bus and described lower dolly hoist rope group s20 necessarily will not interfere, and make described lower dolly s15 Trouble-free operation.
Further, in the present embodiment, described first idler assembly s18 and described second idler assembly s21 includes respectively Multiple carrying roller s28 being set up in parallel.Described carrying roller s28 can in the way of the axis direction rotation along the respective horizontal crochet being located It is rotatably arranged in respective horizontal crochet;Wherein, described carrying roller (s28) is provided with steel wire rope groove, and described carrying roller passes through institute State steel wire rope groove from bottom to top to hold up described hoist rope;The described carrying roller s28 of rotatable setting can not only be by raising Steel wire rope holds up from top to bottom, and the transmission beneficial to hoist rope, there is provided the transmission efficiency of hoist rope, Jin Erti The operational efficiency of high dolly.
In the above-described embodiments, the present embodiment also includes driving means, and described driving means include drive car With lower drive car, described upper drive car includes, and drives the first haulage gear of described upper dolly s14 walking, And the first lifting mechanism that the described upper dolly s14 of driving is lifted;Described lower drive car include driving described under Second haulage gear of dolly s15 walking, and the second lifting mechanism that the described lower dolly s15 of driving is lifted.
Wherein, described first haulage gear includes the first traction drive being arranged in crossbeam structure, leads described first In the presence of drawing driving, the first haulage cable that described upper dolly s14 is back and forth walked is drawn by the assembly pulley that alters course, with And be used for holding up the first supporting construction of described first haulage cable in crossbeam structure;Described first lifting mechanism includes The first raising being arranged in crossbeam structure drives, and drives dolly on described by the assembly pulley that alters course in the presence of raising drives The first hoist rope that s14 is back and forth lifted, and be used for holding up described first hoist rope in crossbeam structure The first support rope structure;I.e. in the present embodiment, using separate described haulage gear and described lifting mechanism, the two is only Vertical operation, complementary interference
Meanwhile, described second haulage gear includes the second traction drive being arranged in crossbeam structure, leads described second In the presence of drawing driving, the second haulage cable that described lower dolly s15 is back and forth walked is drawn by the assembly pulley that alters course, with And be used for holding up the second supporting construction of described second haulage cable in described crossbeam structure;Described second lifting mechanism Including be arranged in crossbeam structure second raising drive, raising drive in the presence of by alter course assembly pulley drive described under The second hoist rope that dolly s15 is back and forth lifted, and be used for holding up described second raising steel in crossbeam structure Second support rope structure of cord;I.e. in the present embodiment, using separate described haulage gear and described lifting mechanism, two Person's independently working, complementary interference.
Further, the vertical stand of described rigid-frame s7 and described suspender carrier bar being provided with several has for described The changed course pulley s13 that hoist rope is wound around, described suspender carrier bar centre position is passed through in the lower end of described hoist rope Described suspender s11 is connected to the underface of described suspender carrier bar by two symmetrical described changed course pulley s13;I.e. described raising Steel wire rope is wrapped on described rigid-frame s7 by described changed course roller s13, that is, the hoist rope after lifting is not Have hanging, described suspender s11 below will not relative described hoist rope shake with the container of crawl.
In the present embodiment, the first haulage cable described in tensioning of also including being arranged in described crossbeam structure, described The steel wire rope stretching device of two haulage cables, described first hoist rope and described second hoist rope.
Meanwhile, the present embodiment is additionally provided with protection device, and described protection device includes the oil cylinder in described crossbeam structure Mechanism, described oil cylinder mechanism can be slided with the changed course of the liter steel wire rope being wound with described upper dolly s14 and described lower dolly s15 respectively Wheel group connects, to make described hoist rope relax by corresponding changed course assembly pulley.Capture container in described suspender s11 When, container may be collided with steamer or other objects, and in extraction process, described hoist rope is in tight State, like this power that collision produces or moment can be delivered on described bank bridge construction, and then the agent structure of opposite bank bridge Produce infringement;Therefore in order to avoid this kind of infringement, bank bridge agent structure arranges a described protection device, so works as packaging When case collides, described oil cylinder mechanism unloading, and so that described hoist rope is relaxed by described changed course pulley s13, make to touch Hit the power of generation or moment can not be delivered in bank bridge agent structure, thus realizing the protection of opposite bank bridge main body.
Further, as shown in figure 8, in the present embodiment, also include preventing described lower dolly s15 from left and right skew occurring The first anti-bias structure;Described first anti-bias structure includes the first water outside the steel wheel of described first walking mechanism s12 Flat directive wheel s31, and the second horizontal guide sheave s32 outside the steel wheel of described second walking mechanism s18;Under described During dolly s15 left shift, described first level directive wheel s31 is pressed on the outside of described first guide rail s5 to stop described first The steel wheel left shift of walking mechanism s12;When described lower dolly s15 offsets to the right, described second horizontal guide sheave s32 is pressed on The outside of described second guide rail s6 is offset to the right with stoping the steel wheel of described second walking mechanism s18;I.e. in the present embodiment, exist In the normal course of operation of described lower dolly, described first level directive wheel s31 and described second horizontal guide sheave s32 with corresponding Guide rail between there is certain interval;When described lower dolly s15 shifts to the left, described first level directive wheel s31 with Gap between described first guide rail s5 disappears, and described first level directive wheel s31 is pressed in the outside of described first guide rail s5 On, thus preventing the steel wheel of described first walking mechanism s12 of described lower dolly s15 from shifting to the left;When described lower dolly When s15 shifts to the right, the gap between described second horizontal guide sheave s32 and described second guide rail s6 disappears, and described Second horizontal guide sheave s32 is pressed on the outside of described second guide rail s6, thus preventing described second row of described lower dolly s15 The steel wheel walking mechanism s29 shifts to the right;Meanwhile, this kind of setting can also avoid described lower dolly s15 running because of institute State rigid-frame s7 and glance off the phenomenon leading to the steel wheel of walking mechanism to gnaw rail.
As shown in figure 9, the present embodiment also includes the second anti-bias knot preventing described upper dolly s14 from left and right skew occurring Structure;Described second anti-bias structure includes walking the steel wheel of mechanism away from described 3rd guide rail located at the third line of described upper dolly s14 3rd horizontal guide sheave s33 of s3 side, and walk the steel wheel of mechanism away from described located at the fourth line of described upper dolly s14 4th horizontal guide sheave s34 of four guide rail s4 sides;When described upper dolly s14 left shift, described 4th horizontal guide sheave S34 is pressed on the outside of described 4th guide rail s4 to stop the steel wheel left shift that described fourth line walks mechanism;When described upper dolly When s14 offsets to the right, described 3rd horizontal guide sheave s33 is pressed on the outside of described 3rd guide rail s3 to stop described the third line from being walked The steel wheel of mechanism offsets to the right;I.e. in the present embodiment, in the normal course of operation of dolly s14 on described, described 3rd water There is certain interval between flat directive wheel s33 and described 4th horizontal guide sheave s34 and corresponding guide rail;When described upper dolly When s14 shifts to the left, the gap between described 4th horizontal guide sheave s34 and described 4th guide rail s4 disappears, and described 4th horizontal guide sheave s34 is pressed on the outside of described 4th guide rail s4, thus preventing the described fourth line of described upper dolly s14 The steel wheel walking mechanism shifts to the left, and then prevents described upper dolly s14 from integrally shifting;When described upper dolly s14 to When the right side shifts, the gap between described 3rd horizontal guide sheave s33 and described 3rd guide rail s3 disappears, and described 3rd water Flat directive wheel s33 is pressed on the outside of described 3rd guide rail s3, thus preventing described the third line of described upper dolly s14 from walking mechanism Steel wheel shift to the right, and then prevent described upper dolly s14 from integrally shifting;Meanwhile, this kind of setting can also avoid The phenomenon that described upper dolly s14 running leads to the steel wheel of walking mechanism to gnaw rail because described rigid-frame glances off, and one Determine described upper dolly s14 is prevented from degree to topple.
Specifically, in the present embodiment, described first level directive wheel s31, described second horizontal guide sheave s32, described The axis of the 3rd horizontal guide sheave s33 and described 4th horizontal guide sheave s34 is mutually vertical with the axis of corresponding described steel wheel Directly;And described first level directive wheel s31, described second horizontal guide sheave s32, described 3rd horizontal guide sheave s33 and institute State the 4th horizontal guide sheave s34 to shift to install with corresponding described steel wheel, that is, described first level directive wheel s31, described second Horizontal guide sheave s32, the axis of described 3rd horizontal guide sheave s33 and described 4th horizontal guide sheave s34 and corresponding institute The axis stating steel wheel is vertical but non-intersect.
The present invention further provides one kind passes through the many cart systems of formula, including at least three dollies that can pass through simultaneously, Two dollies of arbitrary neighborhood are using passing through formula double trolley system described in above-described embodiment.That is, arbitrary adjacent two Dolly all being oppositely arranged mode and to arrange using dolly s14 and described lower dolly s15 upper described in above-described embodiment, thus real Run while existing multiple dolly.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.Right For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or Change.There is no need to be exhaustive to all of embodiment.And the obvious change thus extended out or Change among still in the protection domain of the invention.

Claims (23)

1. one kind passes through formula double trolley system, including upper dolly (s14) and lower dolly (s15) it is characterised in that:Described lower dolly (s15) include being mounted on walking the first walking mechanism (s12) on the guide rail of described upper dolly (s14) both sides and the Two walking mechanisms (s29), the rigid-frame that described first walking mechanism (s12) is connected with described second walking mechanism (s29) , and be connected to the lower suspender (s11) below described rigid-frame (s7) (s7);Described rigid-frame (s7) has interior chamber size More than physical dimension and the structure space (s8) with passing through for described upper dolly (s14) of upper dolly (s14), described lower dolly (s15) meet following condition:The stabilizing moment Σ Ms that the gravity of described lower dolly (s15) causes is more than described lower dolly (s15) Horizontal inertial force tilting moment Σ Mo.
2. according to claim 1 pass through formula double trolley system it is characterised in that:Described rigid-frame (s7) includes two Vertical stand and a suspender carrier bar;Two described vertical stand and described first walking mechanism (s12) and described second vehicle with walking machine Structure (s29) connects, and described suspender (s11) is connected to the underface of described suspender carrier bar;Two described vertical stand are hung with described Form U-shaped described structure space (s8) between tool carrier bar.
3. according to claim 2 pass through formula double trolley system it is characterised in that:Described first walking mechanism (s12) and The lateral surface of described second walking mechanism (s29) is connected to the upper end inwall of described vertical stand, and described first walking mechanism (s12) and described second walking mechanism (s29) steel wheel malleation on corresponding first guide rail (s5) and the second guide rail (s6).
4. according to claim 1 pass through formula double trolley system it is characterised in that:The calculating of described stabilizing moment Σ Ms is public Formula is:Σ Ms=GLower dollyLLower dolly+GHang loadLHang load;The computing formula of described tilting moment Σ Mo is:Σ Mo=FLower dolly inertia forceLThe lower dolly inertia arm of force +FWind loadLThe wind load arm of force+FSteel wire rope deflecting forceLThe steel wire rope deflection arm of force.
5. according to claim 1 pass through formula double trolley system it is characterised in that:Described upper dolly (s14) includes feasible Walk that the third line being arranged on described upper dolly (s14) guide rail walks mechanism and fourth line walks mechanism, described the third line is walked mechanism Walk, with described fourth line, the vehicle frame that mechanism is connected, and be connected to the suspender (s11) below described vehicle frame.
6. according to claim 5 pass through formula double trolley system it is characterised in that:Described vehicle frame includes being parallel to each other One long-armed and two galianconism, and two described galianconism are connected to two linking arms of described long-armed respective end;Two Individual described galianconism has and stretches out described long-armed external part, and is connected to that described the third line walks mechanism and fourth line walks mechanism On.
7. according to claim 1 pass through formula double trolley system it is characterised in that:Also include some length along crossbeam structure Spend direction and the first Support bracket (s16) being spaced on inside described crossbeam structure, on described first Support bracket (s16) It is provided with the first idler assembly (s18) for holding up upper dolly hoist rope group (s17);And some along crossbeam structure Length direction and interval the second Support bracket (s19) outside described crossbeam structure, on described second Support bracket (s19) It is provided with the second idler assembly (s21) for holding up lower dolly hoist rope group (s20).
8. according to claim 7 pass through formula double trolley system it is characterised in that:Described first Support bracket (s16) bag Include the pars intermedia (s22) being connected between first crossbeam (s1) of described crossbeam structure and the second crossbeam (s2), be connected to described Horizontal part (s23) below pars intermedia (s22), be connected to described horizontal part (s23) two ends first " L " type hook portion (s24) and Second " L " type hook portion (s25), the horizontal crochet of described first " L " type hook portion (s24) and described second " L " type hook portion (s25's) Horizontal crochet holds up the different units of described first idler assembly (s18) respectively.
9. according to claim 7 pass through formula double trolley system it is characterised in that:Described second Support bracket (s19) bag The 3rd " L " the type hook portion (s26) and the second crossbeam (s2) that include the first crossbeam (s1) lower left being arranged at described crossbeam structure are right The 4th " L " type hook portion (s27) of lower section;The horizontal limes marginis of the 3rd " L " type hook portion (s26) and the water of the 4th " L " type hook portion (s27) Plain hook side holds up the different units of described second idler assembly (s21) respectively.
10. according to claim 9 pass through formula double trolley system it is characterised in that:Described first " L " type hook portion (s24) Horizontal crochet and described second " L " type hook portion (s25) horizontal crochet by mutually back in the way of arrange;Described 3rd " L " The described horizontal crochet of the horizontal crochet of type hook portion (s26) and described 4th " L " type hook portion (s27) by mutually back in the way of set Put;Wherein said first " L " type hook portion (s24) and described second " L " type hook portion (s25) are with regard to the length side of described crossbeam structure To center line be symmetrical arranged, and described 3rd " L " type hook portion (s26) and described 4th " L " type hook portion (s27) are also with regard to described big The center line of the length direction of girder construction is symmetrical arranged.
11. according to claim 10 pass through formula double trolley system it is characterised in that:Described first idler assembly (s18) Include multiple carrying rollers (s28) being set up in parallel with described second idler assembly (s21) respectively.
12. according to claim 11 pass through formula double trolley system it is characterised in that:Described carrying roller (s28) is with along each The mode of the axis direction rotation of the horizontal crochet being located is rotatably arranged in respective horizontal crochet.
13. according to claim 1 pass through formula double trolley system it is characterised in that:Also include driving means, described driving Device includes drive car and lower drive car, and described upper drive car includes, and drives described upper dolly (s14) the first haulage gear walked, and the first lifting mechanism that the described upper dolly (s14) of driving is lifted;Under described Drive car includes the second haulage gear driving described lower dolly (s15) to walk, and drives described lower dolly (s15) The second lifting mechanism being lifted.
14. according to claim 13 pass through formula double trolley system it is characterised in that:Described first haulage gear includes pacifying It is contained in the first traction drive in crossbeam structure, pass through to alter course described in assembly pulley traction in the presence of described first traction drive The first haulage cable that upper dolly (s14) is back and forth walked, and be used for holding up described first in crossbeam structure and lead Draw the first supporting construction of steel wire rope.
15. according to claim 13 pass through formula double trolley system it is characterised in that:Described first lifting mechanism includes pacifying The first raising being contained in crossbeam structure drives, and drives dolly on described by the assembly pulley that alters course in the presence of raising drives (s14) the first hoist rope back and forth being lifted, and be used for holding up described first raising steel wire in crossbeam structure First support rope structure of rope.
16. according to claim 15 pass through formula double trolley system it is characterised in that:Described second haulage gear includes pacifying It is contained in the second traction drive in crossbeam structure, pass through to alter course described in assembly pulley traction in the presence of described second traction drive The second haulage cable that lower dolly (s15) is back and forth walked, and be used for holding up described in described crossbeam structure Second supporting construction of two haulage cables.
17. according to claim 16 pass through formula double trolley system it is characterised in that:Described second lifting mechanism includes pacifying The second raising being contained in crossbeam structure drives, and drives described lower dolly by the assembly pulley that alters course in the presence of raising drives (s15) the second hoist rope back and forth being lifted, and be used for holding up described second raising steel wire in crossbeam structure Second support rope structure of rope.
18. according to claim 17 pass through formula double trolley system it is characterised in that:Described rigid-frame (s7) vertical Being provided with several on frame and described suspender carrier bar has the changed course pulley (s13) being wound around for described hoist rope, described The lower end of hoist rope will be described by two of described suspender carrier bar centre position symmetrical described changed course pulleys (s13) Suspender (s11) is connected to the underface of described suspender carrier bar.
19. according to claim 13 pass through formula double trolley system it is characterised in that:Also include being arranged on described crossbeam knot First haulage cable, described second haulage cable, described first hoist rope and described second described in tensioning on structure The steel wire rope stretching device of hoist rope.
20. according to claim 1 pass through formula double trolley system it is characterised in that:It is additionally provided with protection device, described protection Device includes the oil cylinder mechanism in described crossbeam structure, described oil cylinder mechanism can respectively be wound with described upper dolly (s14) connect, described in being made by corresponding changed course assembly pulley with the changed course assembly pulley of liter steel wire rope of described lower dolly (s15) Hoist rope relaxes.
21. according to claim 1 pass through formula double trolley system it is characterised in that:Also include preventing described under little There is the first anti-bias structure of left and right skew in car (s15);Described first anti-bias structure is included located at described first walking mechanism (s12) the first level directive wheel (s31) outside steel wheel, and outside the steel wheel of described second walking mechanism (s29) The second horizontal guide sheave (s32);When described lower dolly (s15) left shift, described first level directive wheel (s31) is pressed on The outside of described first guide rail (s5) is to stop the steel wheel left shift of described first walking mechanism (s12);When described lower dolly (s15), when offseting to the right, described second horizontal guide sheave (s32) is pressed on the outside of described second guide rail (s6) to stop described the The steel wheel of two walking mechanisms (s29) offsets to the right.
22. according to claim 1 pass through formula double trolley system it is characterised in that:Also include preventing described little There is the second anti-bias structure of left and right skew in car (s14);Described second anti-bias structure includes located at described upper dolly (s14) The steel wheel of three walking mechanisms away from the 3rd horizontal guide sheave (s33) of the 3rd guide rail (s3) side, and located at described upper dolly (s14) fourth line walks the 4th horizontal guide sheave (s34) away from the 4th guide rail (s4) side for the steel wheel of mechanism;When described little During car (s14) left shift, the outside that described 4th horizontal guide sheave (s34) is pressed on described 4th guide rail (s4) is described to stop Fourth line walks the steel wheel left shift of mechanism;When described upper dolly (s14) offsets to the right, described 3rd horizontal guide sheave (s33) outside being pressed on described 3rd guide rail (s3) is offset to the right with the steel wheel stoping described the third line from walking mechanism.
23. one kind pass through the many cart systems of formula, including at least three dollies that can pass through simultaneously it is characterised in that:Arbitrarily phase Adjacent two dollies are using passing through formula double trolley system any one of claim 1-22.
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