CN103482495A - Sliding device and counterweight hitching device - Google Patents
Sliding device and counterweight hitching device Download PDFInfo
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- CN103482495A CN103482495A CN201310459636.8A CN201310459636A CN103482495A CN 103482495 A CN103482495 A CN 103482495A CN 201310459636 A CN201310459636 A CN 201310459636A CN 103482495 A CN103482495 A CN 103482495A
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Abstract
The invention relates to a sliding device and a counterweight hitching device. The sliding device comprises an end plate, wherein the end plate is arranged at the tail part of a crane rotary table; a sliding track structure, a fixed pulley assembly, a movable pulley assembly, a rope row assembly, a rope reeling roller assembly and a counterweight oil cylinder are arranged on the end plate; one end of the rope row assembly is connected with a counterweight support, and the other end of the rope row assembly bypasses the fixed pulley assembly and the movable pulley assembly and is finally wound on the rope reeling roller assembly; the rope reeling roller assembly is used for retracting and stretching the rope row assembly; the fixed pulley assembly can move horizontally along the sliding track structure and can be fixed with the sliding track structure; and the counterweight oil cylinder drives the pulley assemblies to move horizontally and further drives the rope row assembly to lift the counterweight support upwards, so that the counterweight support is hitched with the tail part of the crane rotary table. The sliding device and the counterweight hitching device not only can change the distance between the gravity center of a counterweight and a gyration center, but also is simpler and more compact in structure, higher in reliability and lower in cost.
Description
Technical field
The present invention relates to engineering machinery field, relate in particular to a kind of slide device, and the counterbalanced weight hanging device that adopts this slide device.
Background technology
Along with China's expanding economy, for the increase in demand of Kiloton lifting machine, the Kiloton lifting machine is widely used in wind energy turbine set, the engineering fields such as van container and large bridge.Carrying out at a distance under condition of construction, the overall weight of Kiloton lifting machine is very large, and traffic cost is higher; Counterbalanced weight is one of important composition parts of Kiloton lifting machine, and the lift heavy performance of Kiloton lifting machine depends primarily on the center of gravity of counterbalanced weight and the distance at crane rotation center, and the weight of counterbalanced weight (being the moment of flexure that counterbalanced weight provides).It is Combined flat weight (hanging with the iron block of changeable weight at the turntable afterbody of hoisting crane, to guarantee the stability of hoisting crane) that traditional counterbalanced weight articulates system, and the distance at the center of gravity of counterbalanced weight and crane rotation center is constant.
Along with the lifting of the lift heavy performance of Kiloton lifting machine, the total weight of counterbalanced weight also constantly increases, and has reached more than 140 ton; In the process of Kiloton lifting machine performance boost, the total cost of counterbalanced weight is also improving constantly.Simultaneously, along with the increase of counterbalanced weight weight, the number of combinations of counterbalanced weight also increases thereupon, and the time that the dismounting counterbalanced weight consumes is elongated, and the expense of client in transport process also increases.For lifting performance and the transport performance that meets the Kiloton lifting machine, in the achievable situation of various operating modes, the weight that reduces counterbalanced weight is the major issue faced at present.
By adopt counterbalanced weight slippage hanging device on the Kiloton lifting machine, change the center of gravity of counterbalanced weight and the distance at crane rotation center, not only the actual condition demand be can meet, and productive costs and the traffic cost of counterbalanced weight reduced.The most widely used sliding structure that articulates counterbalanced weight has two kinds at present: the first adopts bar linkage structure to articulate Vertical Cylinders, adopts cross cylinder drive linkage arrangement downside to realize the counterbalanced weight slippage; The second arranges the counterbalanced weight placing rack, adopts the cross cylinder driven equilibrium to reset and puts support along the guide rail parallel motion, realizes the horizontal sliding of counterbalanced weight.These two kinds of methods all drive by cross cylinder, and the first adopts bar linkage structure simultaneously, and the second adopts the support guide structure, make apparatus structure complexity and its moving range limited, poor practicability, and reliability is low.
Summary of the invention
The objective of the invention is to propose a kind of slide device and counterbalanced weight hanging device, it not only can be used for changing the distance of the distance of centre of gravity center of gyration of counterbalanced weight, and structure is more simple compact, and reliability is higher, and cost is lower.
For achieving the above object, the invention provides a kind of slide device, it is characterized in that: it comprises the end plate that is arranged on the rotating platform of crane afterbody, and rail structure, fixed pulley assembly, movable pulley component, rope row assembly, serving drum assembly and counterbalanced weight oil cylinder are set on described end plate; One end of described rope row assembly connects the counterbalanced weight support, and the other end is walked around described fixed pulley assembly and described movable pulley component, finally is wrapped on described serving drum assembly, and described serving drum assembly is for the described rope row of folding and unfolding assembly; Described fixed pulley assembly can be along described rail structure parallel motion, and can fix with described rail structure; The described movable pulley component parallel motion of described counterbalanced weight hydraulic oil cylinder driving, and then drive described rope row assembly and upwards promote described counterbalanced weight support, with described rotating platform of crane afterbody, articulate.Technique scheme is compared with oil cylinder Level Promoting slide device of the prior art, do not need to increase new cross cylinder, its skidding distance is realized by slide rail, be not subject to the stroke limitation of counterbalanced weight oil cylinder, skidding distance is larger, and rail structure also is arranged on the rotating platform of crane afterbody, simple and compact for structure, productive costs is low, and reliability is high.
Further, described rail structure comprises the first slide rail and the second slide rail be arranged in parallel up and down, spaced the first fixed pulley mounting hole more than two in described the first slide rail, spaced the second fixed pulley mounting hole more than two in described the second slide rail.
Further, described fixed pulley assembly comprises the first fixed pulley and the second fixed pulley, and described the first fixed pulley can be selected to be arranged in arbitrary described the first fixed pulley mounting hole; Described the second fixed pulley can be selected to be arranged in arbitrary described the second fixed pulley mounting hole.
Further, described movable pulley component comprises the first movable pulley and the second movable pulley, described the first movable pulley and the upper and lower spread configuration of the second movable pulley are on a moving pulley bracket, described moving pulley bracket is fixedly connected with the pipe link of described counterbalanced weight oil cylinder, and described counterbalanced weight oil cylinder is horizontally set on described end plate.
Further, described rope row assembly comprises the first rope row and the second rope row, and described serving drum assembly comprises first volume rope drum and volume Two rope drum; Described the first rope row's vertical connection the first fag end of an end, the other end is walked around described the first fixed pulley straight up, and horizontal direction is walked around described the first movable pulley, is wrapped on described first volume rope drum; Described the second rope row's vertical connection the second fag end of an end, the other end is walked around described the second fixed pulley straight up, and horizontal direction is walked around described the second movable pulley, is wrapped on described volume Two rope drum.
Further, described slide device also comprises the first guiding roller and the second guiding roller be arranged on described end plate; After the bottom guiding of described the first rope row by described the first guiding roller, be wrapped on described first volume rope drum, described the first guiding roller and described first volume rope drum all are arranged on the top of described the first movable pulley; Described the second rope row, by after the top guide of described the second guiding roller, is wrapped on described volume Two rope drum, and described the second guiding roller and described volume Two rope drum all are arranged on the below of described the second movable pulley.Adopt technique scheme, can the upper and lower both sides of balanced moving pulley bracket stressed.
Further, described the first rope row and described the second rope row include some groups of steel ropes, and every group of steel rope includes some steel ropes, and described every group of steel rope be the corresponding fag end that connects all.Technique scheme, adopt rope row to articulate the counterbalanced weight support, can improve the stability that the equalizer bar support promotes, and single wire rope not easy to wear.
Further, described the first fixed pulley and described the second fixed pulley include some groovings, and each described grooving, for being wound around one group of steel rope, is provided with the sliding and position limitation piece on described the first fixed pulley and described the second fixed pulley.By being set, the sliding and position limitation piece breaks away from slide rail for preventing fixed pulley.
Described the first movable pulley and described the second movable pulley include some groovings, and each described grooving is for being wound around one group of steel rope.
Further, the both sides of described first volume rope drum and described volume Two rope drum are provided with baffle plate, between the described baffle plate in both sides, are provided with some groovings, and each described grooving is for being wound around one group of steel rope.
Further, described first volume rope drum and described volume Two rope drum all adopt its rotation of motor control.
For achieving the above object, the invention provides a kind of counterbalanced weight hanging device, comprise the counterbalanced weight support, also comprise above-mentioned slide device, described slide device is symmetricly set on the both sides of rotating platform of crane afterbody, be arranged at intervals with some counterbalanced weight mounting points on the end plate of described slide device, and the described counterbalanced weight mounting point of described rotating platform of crane two sides of tail is symmetrical in twos.Technique scheme is by arranging a plurality of different counterbalanced weight mounting points, by fixed pulley assembly along slippage before and after rail structure, determine the counterbalanced weight mounting point, and along with the change of fixed pulley assembly position, adopt serving drum assembly withdrawing rope row assembly, therefore, changed the distance of the distance of centre of gravity center of gyration of counterbalanced weight, realization in the situation that meet the lifting performance of Kiloton lifting machine, completes the counterbalanced weight loss of weight and reduces and produce and traffic cost.
Further, the counterbalanced weight hanging device also comprises the elevator stretching device, described elevator stretching device comprises a cylinder, described cylinder both sides are provided with baffle plate, be provided with handle on one of them described baffle plate, be wound around elevator stretching steel rope on described cylinder, the end of described elevator stretching steel rope be provided with for described fixed pulley assembly on the suspension hook of the hanging structure hook joint that arranges, by rotating described handle, described elevator stretching steel rope is wrapped on described cylinder, the gyroscopic movement of described elevator stretching steel rope is become to the straight line slipping motion of described fixed pulley assembly.For the Kiloton lifting machine, slide device provided by the invention and adopt the counterbalanced weight hanging device of this slide device to be arranged on the turntable afterbody of hoisting crane, if directly adopt the manual tension fixed pulley assembly, inconvenient operation, there is certain danger, therefore, by elevator stretching device provided by the invention is set, can increase work efficiency, and easy-to-operate.
Further, the bilateral symmetry of described counterbalanced weight support arranges counterweight block, also be provided with counterbalanced weight mount hole and fag end mount hole on described counterbalanced weight support, described counterbalanced weight mount hole is connected for symmetrically arranged described counterbalanced weight mounting point on the described end plate with described rotating platform of crane two sides of tail, and described fag end mount hole is for being connected with described rope row assembly.
Based on technique scheme, skidding distance of the present invention is realized by rail structure, be not subject to the stroke limitation of counterbalanced weight oil cylinder, skidding distance is larger, and rail structure also is arranged on the end plate of rotating platform of crane afterbody, simple and compact for structure, productive costs is low, and reliability is high, the distance of the distance of centre of gravity center of gyration by adjusting counterbalanced weight, meeting in the lifting performance situation of Kiloton lifting machine, can reduce the total weight of counterbalanced weight and save various expenses.
The accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention the present invention does not form inappropriate limitation of the present invention for explaining.In the accompanying drawings:
Fig. 1 is slide device structural representation provided by the invention;
Fig. 2 is the second movable pulley provided by the invention, the second fixed pulley, the second guiding carrying roller, volume Two rope drum and the second rope row connection diagram;
Fig. 3 is elevator stretching device structural representation provided by the invention;
Fig. 4 is counterbalanced weight support provided by the invention and counterbalanced weight block structure schematic diagram;
Fig. 5 is slide device slippage principle schematic provided by the invention;
Fig. 6 is slide device provided by the invention and the counterbalanced weight hanging device that adopts this slide device assembling schematic diagram at the rotating platform of crane afterbody.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in embodiment is clearly and completely described.Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.Based on embodiments of the invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
As shown in Fig. 1, Fig. 6, slide device A provided by the invention is symmetricly set on the both sides of rotating platform of crane afterbody, and the slide device A structure that the rotating platform of crane two sides of tail arranges is basic identical, and existing slide device A of take a wherein side setting is example, is elaborated.Slide device A comprises the end plate 1 that is arranged on the rotating platform of crane afterbody, on end plate 1, level is fixedly installed counterbalanced weight oil cylinder 2(as shown in Figure 5), the pipe link of counterbalanced weight oil cylinder 2 is fixedly connected with moving pulley bracket 3, counterbalanced weight oil cylinder 2 driving moving pulley brackets 3 can be along the guide rail slippage arranged on end plate 1, moving pulley bracket 3 vertically is arranged on end plate 1, its top is provided with the first movable pulley 4, and bottom is provided with the second movable pulley 5.
As shown in Figure 1, there is in the horizontal direction certain distance with the first movable pulley 4 on end plate 1, be arranged at intervals with two or more for the first fixed pulley mounting hole 7 of the first fixed pulley 6 is installed, two or more the first fixed pulley mounting holes 7 are at sustained height, and all be arranged in the first slide rail 8 on end plate 1, the first fixed pulley 6 can be along the first slide rail 8 slippages, and can be fixing with any first fixed pulley mounting hole 7.On end plate 1, the top of the first movable pulley 4, there is certain distance on horizontal direction, be arranged at intervals with the first guiding roller 9 and first volume rope drum 10, the height of first volume rope drum 10 is higher than the height of the first guiding roller 9, and the first guiding roller 9 is for being wrapped in the rope of first on first volume rope drum 10 row 11 and being led walking around the first movable pulley 4.The first rope row's 11 vertical connection the first fag end 12 of an end, the other end is walked around the first fixed pulley 6 straight up, horizontal direction is upwards walked around the first movable pulley 4 from the first movable pulley 4 bottoms, finally, after the bottom guiding by the first guiding roller 9, from the top of first volume rope drum 10, be wrapped in first volume rope drum 10.
As shown in Figure 1 and Figure 2, on end plate 1, there is in the horizontal direction certain distance with the second movable pulley 5, be arranged at intervals with two or more for the second fixed pulley mounting hole 14 of the second fixed pulley 13 is installed, two or more the second fixed pulley mounting holes 14 are at sustained height, and all be arranged in the second slide rail 15 on end plate 1, the second fixed pulley 13 can slide along the second slide rail 15, and can be fixing with any second fixed pulley mounting hole 14.On end plate 1, the below of the second movable pulley 5, on horizontal direction, keep at a certain distance away, be arranged at intervals with the second guiding roller 16 and volume Two rope drum 17, the height of volume Two rope drum 17 is lower than the height of the second guiding roller 16, and the second guiding roller 16 is for being wrapped in the rope of second on volume Two rope drum 17 row 18 and being led walking around the second movable pulley 5.The second rope row's 18 vertical connection the second fag end 19 of an end, the other end is walked around the second fixed pulley 13 straight up, horizontal direction is walked around the second movable pulley 5 from the top of the second movable pulley 5, finally, by after the top guide of the second guiding roller 16, from the top of volume Two rope drum 17, be wrapped in volume Two rope drum 17.
In above-described embodiment, the first guiding roller 9 and the second guiding roller 16 are symmetrical arranged, first volume rope drum 10 is symmetrical arranged with volume Two rope drum 17, and the first guiding roller 9 and first volume rope drum 10 are positioned at the first rope row's 11 the outside, the second guiding roller 16 and volume Two rope drum 17 are positioned at the second rope row's 18 the outside, above-mentioned setting can balanced moving pulley bracket both sides stressed Shang Xia 3.
In above-described embodiment, because the first fixed pulley 6 can be along the first slide rail 8 slippages, and can be fixing with any first fixed pulley mounting hole 7, the second fixed pulley 13 can slide along the second slide rail 15, and can be fixing with any second fixed pulley mounting hole 14, therefore, can, by first fixed pulley 6 that slides, make the first rope row 11 vertical sections of being connected with the first fag end 12 there is the span (as shown in Figure 5) of certain distance in forward and backward position; In like manner, can, by second fixed pulley 13 that slides, make the second rope row 18 vertical section spans that there is certain distance in forward and backward position that are connected with the second fag end 19.By above-mentioned span, can adjustment heavy center of gravity and the distance at crane rotation center, the moment of flexure that the change counterbalanced weight provides.
In above-described embodiment, the first slide rail 8 is parallel up and down with the second slide rail 15, the first slide rail 8 apart from moving pulley bracket 3 the distance than the second slide rail 15 distance apart from moving pulley bracket 3.
In above-mentioned example, first rope row the 11 and second rope row's 18 structure is basic identical, include some groups of steel ropes, in accompanying drawing 1 provided by the invention, first rope row the 11 and second rope row 18 includes two groups of steel ropes, every group of steel rope includes some steel ropes, every group of corresponding fag end that connects of steel rope.
In above-described embodiment, the structure of the first fixed pulley 6 and the second fixed pulley 13 is basic identical, includes some groovings, one group of steel rope on the corresponding rope row of each grooving; , the first fixed pulley 6 is positioned at the second fixed pulley 13 horizontal direction rear side certain distances, on the first fixed pulley 6 and the second fixed pulley 13, is provided with hanging structure, and for preventing that himself breaks away from the sliding and position limitation piece of slide rail.
In above-described embodiment, the structure of the first movable pulley 4 and the second movable pulley 5 is basic identical, includes some groovings, one group of steel rope on the corresponding rope row of each grooving.
In above-described embodiment, the structure of first volume rope drum 10 and volume Two rope drum 17 is basic identical, and its both sides are provided with baffle plate, for avoiding exclusive the altering of restricting, is provided with some groovings between two side shields, one group of steel rope that the corresponding rope of grooving is arranged.17 pairs of first volume rope drum 10 and volume Two rope drums are applied to folding and unfolding first rope row the 11 and second rope row 18, and propulsive effort is passed to first rope row the 11 and second rope row 18.First volume rope drum 10 and volume Two rope drum 17 all can adopt its rotation of motor control, correspondence realizes first rope row the 11 and second rope row's 18 release and withdrawal, first volume rope drum 10 and volume Two rope drum 17 all can be fixed on end plate 1 by wearing bearing pin, first volume rope drum 10 and volume Two rope drum 17 are not rotated when articulating counterbalanced weight, and then guarantee that the total length of first rope row the 11 and second rope row 18 when articulating counterbalanced weight is constant.
Counterbalanced weight hanging device provided by the invention, comprise slide device A provided by the invention, also comprise that elevator stretching device 20(is as shown in Figure 3) and counterbalanced weight support 21(is as shown in Figure 4), and the end plate 1 of rotating platform of crane two sides of tail all is arranged at intervals with some counterbalanced weight mounting point 22(as shown in Figure 1).The counterbalanced weight mounting point 22 arranged on the end plate 1 of rotating platform of crane two sides of tail is symmetrical in twos, one that the counterbalanced weight mounting point 22 of every pair of symmetry is counterbalanced weight articulates position, be provided with two counterbalanced weight mounting points 22 in accompanying drawing 1 provided by the invention on the end plate 1 of rotating platform of crane two sides of tail, be respectively the first counterbalanced weight mounting point and the second counterbalanced weight mounting point, make counterbalanced weight to there being two to articulate position, being respectively first articulates position and second and articulates position, the distance of therefore, can adjustment heavy distance of centre of gravity center of gyration.
As shown in Figure 3, elevator stretching device 20 comprises a cylinder, and the cylinder both sides are provided with baffle plate 23, is wound around elevator stretching steel rope 24 on cylinder, and the end of elevator stretching steel rope 24 is provided with suspension hook 25, on one of them baffle plate 23, is provided with handle 26.The method of operation of elevator stretching device 20 is for catching on suspension hook 25 hanging structure 27 arranged on the first fixed pulley 6 or the second fixed pulley 13, drive the stretch gyroscopic movement of steel rope 24 of elevator is become to the straight-line motion of the first fixed pulley 6 or the second fixed pulley 13 by handle 26, and then realize the slippage along the first slide rail 8 or the second slide rail 15 of the first fixed pulley 6 or the second fixed pulley 13 correspondences, after the first fixed pulley 6 or the second fixed pulley 13 arrive desired location, take off suspension hook 25.For the Kiloton lifting machine, slide device A provided by the invention and adopt the counterbalanced weight hanging device of this slide device A to be arranged on the rotating platform of crane afterbody, if directly adopt manual tension the first fixed pulley 6 or the second fixed pulley 13, inconvenient operation, there is certain danger, therefore, by elevator stretching device 20 provided by the invention is set, can increase work efficiency, and easy-to-operate.
As shown in Figure 4, the bilateral symmetry of counterbalanced weight support 21 arranges counterweight block 28, be provided with two counterbalanced weight mount holes 29 between the counterweight block 28 of both sides, and be arranged at intervals with two the first fag end mount holes 30 that are connected for the first fag end 12 with the first rope row 11 along a side of counterbalanced weight support 21 length directions, and be arranged at intervals with two the second fag end mount holes 31 that are connected for the second fag end 19 with the second rope row 18 along the opposite side of counterbalanced weight support 21 length directions, two counterbalanced weight mount holes 29 are connected for symmetrically arranged counterbalanced weight mounting point 22 on the end plate 1 with the rotating platform of crane two sides of tail, complete articulating of counterbalanced weight.
Be illustrated in figure 6 and adopt slide device A provided by the invention and adopt the assembling schematic diagram of the counterbalanced weight hanging device of this slide device A at the rotating platform of crane afterbody, as shown in Fig. 1-Fig. 6, adopt slide device A provided by the invention and counterbalanced weight hanging device to carry out to counterbalanced weight the method that slippage articulates and comprise the following steps:
In slipping, elevator stretching device 20 is fixed on to rear or the place ahead of the first fixed pulley 6 that needs slippage, suspension hook 25 on elevator stretching device 20 is caught on to the hanging structure 27 arranged on the first fixed pulley 6, by handle 26, the elevator steel rope 24 that stretches is wrapped on elevator stretching device 20, the stretch gyroscopic movement of steel rope 24 of elevator is become to the straight-line motion of the first fixed pulley 6, realize the slippage of the first fixed pulley 6 along the first slide rail 8; While first volume rope drum 10 discharges or reclaims the first rope row 11, by changing the position of the first fixed pulley 6, and the first rope row's 11 length, the position of change counterbalanced weight mounting point, reach the distance that changes counterbalanced weight center of gravity and center of gyration.
Selected first a suitable fixed pulley mounting hole 7, after the first fixed pulley 6 slippages arrive, the first fixed pulley 6 and the first fixed pulley mounting hole 7 is fixing, fixing first volume rope drum 10 simultaneously, after first volume rope drum 10 is fixing, can not rotate, the first rope row's 11 total length is constant, for the work that articulates after the counterbalanced weight slippage is prepared.
The fixing means of the second fixed pulley 13 is identical with the fixing means of above-mentioned the first fixed pulley 6, does not repeat them here.
After the first fixed pulley 6 and the second fixed pulley 13 all adopt said method fixing, its fixed installation location positioning the position of symmetrically arranged counterbalanced weight mounting point 22 on the end plate 1 of rotating platform of crane two sides of tail, and then determined the position that articulates of counterbalanced weight.Counterbalanced weight articulate process, because first volume rope drum 10 and volume Two rope drum 17 are fixed, do not rotate, first rope row the 11 and second rope row's 18 total length is constant.The bilateral symmetry of counterbalanced weight support 21 arranges counterweight block 28, and the first fag end mount hole 30 on counterbalanced weight support 21 is connected with the first fag end 12 of the first rope row 11, and the second fag end mount hole 31 is connected with the second fag end 19 of the second rope row 18.
Start counterbalanced weight oil cylinder 2, the pipe link of counterbalanced weight oil cylinder 2 stretches out, drive moving pulley bracket 3 parallel motions, and then drive the first movable pulley 4 and the second movable pulley 5 parallel motions, the first fag end 12 of walking around the first rope row 11 of the first movable pulley 4 moves up with the second fag end 19 of the second rope row 18 who walks around the second movable pulley 5 simultaneously, and then move on drive counterbalanced weight support 21, when the counterbalanced weight mount hole 29 on counterbalanced weight support 21 and the symmetrically arranged counterbalanced weight mounting point of end plate 1 22 sustained height of rotating platform of crane two sides of tail, counterbalanced weight support 21 is fixedly connected with counterbalanced weight mounting point 22 by counterbalanced weight mount hole 29, complete the operation that articulates of counterbalanced weight.
In above-described embodiment, the actuating device of counterbalanced weight in articulating process is counterbalanced weight oil cylinder 2, stressing device is first rope row the 11 and second rope row 18, first rope row the 11 and second rope row's 18 end correspondence respectively is fixed on first volume rope drum 10 and volume Two rope drum 17, and be wound around one section of storage on first volume rope drum 10 and volume Two rope drum 17, other end correspondence walk around the first fixed pulley 6 and the second fixed pulley 13 due to the effect of gravity vertically downward, correspondence is connected with the second fag end 19 with the first fag end 12 respectively, by the first fag end 12, with the second fag end 19, with counterbalanced weight support 21, be connected, and promote counterbalanced weight support 21 by the first fag end 12 and the second fag end 19, lifting process along with the extension and contraction control counterbalanced weight of counterbalanced weight oil cylinder 2.The first guiding roller 9 is installed for locating the angle of first rope row the 11 and first movable pulley 4, the second guiding roller 16 is installed for locating the angle of second rope row the 18 and second movable pulley 5, prevent that first rope row the 11 and second rope row's 18 wearing and tearing from coming off.
Slide device A provided by the invention and adopt the counterbalanced weight hanging device of this slide device A, determine the position of counterbalanced weight mounting point 22 by the slippage fixed position of the first fixed pulley 6 and the second fixed pulley 13, thereby determine the position that articulates of counterbalanced weight, reach the purpose of the distance of the distance of centre of gravity center of gyration that adjustment is heavy.Provide power by counterbalanced weight oil cylinder 2, hoist counterbalanced weight support 21 and counterweight block 28, for articulating of follow-up counterbalanced weight.By the sliding trajectory of the first slide rail 8 and second slide rail 15 corresponding constraint the first fixed pulleys 6 and the second fixed pulley 13 is set.Regulate first rope row the 11 and second rope row 18 corresponding to different counterbalanced weight mounting points 22 places length by adopting first volume rope drum 10 and volume Two rope drum 17.By the slippage that adopts elevator stretching device 20 to control under the first fixed pulley 6 or the second fixed pulley 13 off working states.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment, the present invention is had been described in detail, those of ordinary skill in the field are to be understood that: still can modify or the part technical characterictic is equal to replacement the specific embodiment of the present invention; And not breaking away from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.
Claims (14)
1. a slide device, it is characterized in that: it comprises the end plate that is arranged on the rotating platform of crane afterbody, and rail structure, fixed pulley assembly, movable pulley component, rope row assembly, serving drum assembly and counterbalanced weight oil cylinder are set on described end plate;
One end of described rope row assembly connects the counterbalanced weight support, and the other end is walked around described fixed pulley assembly and described movable pulley component, finally is wrapped on described serving drum assembly, and described serving drum assembly is for the described rope row of folding and unfolding assembly; Described fixed pulley assembly can be along described rail structure parallel motion, and can fix with described rail structure; The described movable pulley component parallel motion of described counterbalanced weight hydraulic oil cylinder driving, and then drive described rope row assembly and upwards promote described counterbalanced weight support, with described rotating platform of crane afterbody, articulate.
2. slide device as claimed in claim 1, it is characterized in that: described rail structure comprises the first slide rail and the second slide rail be arranged in parallel up and down, spaced the first fixed pulley mounting hole more than two in described the first slide rail, spaced the second fixed pulley mounting hole more than two in described the second slide rail.
3. slide device as claimed in claim 2, it is characterized in that: described fixed pulley assembly comprises the first fixed pulley and the second fixed pulley, described the first fixed pulley can be selected to be arranged in arbitrary described the first fixed pulley mounting hole; Described the second fixed pulley can be selected to be arranged in arbitrary described the second fixed pulley mounting hole.
4. slide device as claimed in claim 3, it is characterized in that: described movable pulley component comprises the first movable pulley and the second movable pulley, described the first movable pulley and the upper and lower spread configuration of the second movable pulley are on a moving pulley bracket, described moving pulley bracket is fixedly connected with the pipe link of described counterbalanced weight oil cylinder, and described counterbalanced weight oil cylinder is horizontally set on described end plate.
5. slide device as claimed in claim 4 is characterized in that: described rope row assembly comprises the first rope row and the second rope row, and described serving drum assembly comprises first volume rope drum and volume Two rope drum; Described the first rope row's vertical connection the first fag end of an end, the other end is walked around described the first fixed pulley straight up, and horizontal direction is walked around described the first movable pulley, is wrapped on described first volume rope drum; Described the second rope row's vertical connection the second fag end of an end, the other end is walked around described the second fixed pulley straight up, and horizontal direction is walked around described the second movable pulley, is wrapped on described volume Two rope drum.
6. slide device as claimed in claim 5, it is characterized in that: described slide device also comprises the first guiding roller and the second guiding roller be arranged on described end plate; After the bottom guiding of described the first rope row by described the first guiding roller, be wrapped on described first volume rope drum, described the first guiding roller and described first volume rope drum all are arranged on the top of described the first movable pulley; Described the second rope row, by after the top guide of described the second guiding roller, is wrapped on described volume Two rope drum, and described the second guiding roller and described volume Two rope drum all are arranged on the below of described the second movable pulley.
7. slide device as claimed in claim 5 is characterized in that: described the first rope row and described the second rope row include some groups of steel ropes, and every group of steel rope includes some steel ropes, and described every group of steel rope be corresponding connection one fag end all.
8. slide device as claimed in claim 7, it is characterized in that: described the first fixed pulley and described the second fixed pulley include some groovings, each described grooving, for being wound around one group of steel rope, is provided with the sliding and position limitation piece on described the first fixed pulley and described the second fixed pulley.
9. slide device as claimed in claim 7, it is characterized in that: described the first movable pulley and described the second movable pulley include some groovings, and each described grooving is for being wound around one group of steel rope.
10. slide device as claimed in claim 7, it is characterized in that: the both sides of described first volume rope drum and described volume Two rope drum are provided with baffle plate, between the described baffle plate in both sides, are provided with some groovings, and each described grooving is for being wound around one group of steel rope.
11. slide device as claimed in claim 5 is characterized in that: described first volume rope drum and described volume Two rope drum all adopt its rotation of motor control.
A 12. counterbalanced weight hanging device, comprise the counterbalanced weight support, it is characterized in that: it also comprises as the described slide device of claim 1-11 any one, described slide device is symmetricly set on the both sides of rotating platform of crane afterbody, be arranged at intervals with some counterbalanced weight mounting points on the end plate of described slide device, and the described counterbalanced weight mounting point of described rotating platform of crane two sides of tail is symmetrical in twos.
13. counterbalanced weight hanging device as claimed in claim 12, it is characterized in that: described counterbalanced weight hanging device also comprises the elevator stretching device, described elevator stretching device comprises a cylinder, described cylinder both sides are provided with baffle plate, be provided with handle on one of them described baffle plate, be wound around elevator stretching steel rope on described cylinder, the end of described elevator stretching steel rope be provided with for described fixed pulley assembly on the suspension hook of the hanging structure hook joint that arranges, by rotating described handle, described elevator stretching steel rope is wrapped on described cylinder, the gyroscopic movement of described elevator stretching steel rope is become to the straight line slipping motion of described fixed pulley assembly.
14. counterbalanced weight hanging device as claimed in claim 12, it is characterized in that: the bilateral symmetry of described counterbalanced weight support arranges counterweight block, also be provided with counterbalanced weight mount hole and fag end mount hole on described counterbalanced weight support, described counterbalanced weight mount hole is connected for symmetrically arranged described counterbalanced weight mounting point on the described end plate with described rotating platform of crane two sides of tail, and described fag end mount hole is for being connected with described rope row assembly.
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| CN201310459636.8A CN103482495B (en) | 2013-09-30 | 2013-09-30 | Sliding device and counterweight hitching device |
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| CN201310459636.8A CN103482495B (en) | 2013-09-30 | 2013-09-30 | Sliding device and counterweight hitching device |
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| CN103482495B CN103482495B (en) | 2015-07-22 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194151A (en) * | 2016-07-22 | 2016-12-07 | 中煤科工集团西安研究院有限公司 | The self-balancing type with the pressure of the drill real time monitoring function creeps into drawing mechanism |
| CN107413688A (en) * | 2017-06-10 | 2017-12-01 | 兰州理工大学 | A kind of photovoltaic panel dry type cleaning apparatus |
| CN109694010A (en) * | 2017-10-24 | 2019-04-30 | 中冶宝钢技术服务有限公司 | A kind of counterweight method for improving |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4206630A1 (en) * | 1991-12-11 | 1993-06-17 | Ledergerber Hans Juergen | Slewing tower-crane assembly - has hoist rope coupled to counterweight moving in opposite direction to load on hook |
| JP2002161554A (en) * | 2000-11-27 | 2002-06-04 | Komatsu Ltd | Overhanging counterweight structure |
| US20020070186A1 (en) * | 2000-08-18 | 2002-06-13 | Uwe Frommelt | Mobile crane |
| CN201136747Y (en) * | 2007-11-17 | 2008-10-22 | 山推工程机械股份有限公司 | Expanded form counterweight device for pipelayer |
| CN101643182A (en) * | 2009-08-19 | 2010-02-10 | 三一汽车制造有限公司 | Balancing weight handling device and movable crane |
| CN201952140U (en) * | 2011-01-19 | 2011-08-31 | 上海三一科技有限公司 | Movable rear counterweight device of crawler crane |
| CN102285600A (en) * | 2011-07-18 | 2011-12-21 | 上海三一科技有限公司 | Crawler crane counter weight moving device and crane comprising same |
| CN102627230A (en) * | 2012-04-11 | 2012-08-08 | 徐州重型机械有限公司 | Crane and balancing weight device thereof |
-
2013
- 2013-09-30 CN CN201310459636.8A patent/CN103482495B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4206630A1 (en) * | 1991-12-11 | 1993-06-17 | Ledergerber Hans Juergen | Slewing tower-crane assembly - has hoist rope coupled to counterweight moving in opposite direction to load on hook |
| US20020070186A1 (en) * | 2000-08-18 | 2002-06-13 | Uwe Frommelt | Mobile crane |
| JP2002161554A (en) * | 2000-11-27 | 2002-06-04 | Komatsu Ltd | Overhanging counterweight structure |
| CN201136747Y (en) * | 2007-11-17 | 2008-10-22 | 山推工程机械股份有限公司 | Expanded form counterweight device for pipelayer |
| CN101643182A (en) * | 2009-08-19 | 2010-02-10 | 三一汽车制造有限公司 | Balancing weight handling device and movable crane |
| CN201952140U (en) * | 2011-01-19 | 2011-08-31 | 上海三一科技有限公司 | Movable rear counterweight device of crawler crane |
| CN102285600A (en) * | 2011-07-18 | 2011-12-21 | 上海三一科技有限公司 | Crawler crane counter weight moving device and crane comprising same |
| CN102627230A (en) * | 2012-04-11 | 2012-08-08 | 徐州重型机械有限公司 | Crane and balancing weight device thereof |
Non-Patent Citations (1)
| Title |
|---|
| 张明勤， 韩立芳: "塔机平衡重自适应调节机构研究", 《建筑机械化》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194151A (en) * | 2016-07-22 | 2016-12-07 | 中煤科工集团西安研究院有限公司 | The self-balancing type with the pressure of the drill real time monitoring function creeps into drawing mechanism |
| CN106194151B (en) * | 2016-07-22 | 2019-05-07 | 中煤科工集团西安研究院有限公司 | Self-balancing type with bit pressure real time monitoring function creeps into drawing mechanism |
| CN107413688A (en) * | 2017-06-10 | 2017-12-01 | 兰州理工大学 | A kind of photovoltaic panel dry type cleaning apparatus |
| CN107413688B (en) * | 2017-06-10 | 2023-07-21 | 兰州理工大学 | Photovoltaic board dry-type cleaning equipment |
| CN109694010A (en) * | 2017-10-24 | 2019-04-30 | 中冶宝钢技术服务有限公司 | A kind of counterweight method for improving |
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| CN103482495B (en) | 2015-07-22 |
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