CN203486803U - Crane, counterweight device and rope assembly hanging mechanism - Google Patents
Crane, counterweight device and rope assembly hanging mechanism Download PDFInfo
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- CN203486803U CN203486803U CN201320494456.9U CN201320494456U CN203486803U CN 203486803 U CN203486803 U CN 203486803U CN 201320494456 U CN201320494456 U CN 201320494456U CN 203486803 U CN203486803 U CN 203486803U
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- 230000001681 protective effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 11
- 238000003754 machining Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 17
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- 238000005516 engineering process Methods 0.000 description 3
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Abstract
The utility model discloses a rope assembly hanging mechanism. The rope assembly hanging mechanism comprises a telescopic cylinder, a travelling block, a crown block and a rope, wherein the travelling block is coupled at the extension end of the telescopic cylinder, the crown block is coupled at the fixing end of the telescopic cylinder, one end of the rope is fixed at the fixing end of the telescopic cylinder, the other end of the rope sequentially passes through the crown block and the travelling block and is provided with a hanging part hung with a counterweight tray, and the fixing end of the telescopic cylinder is provided with mounting holes formed in the side wall of the tail part of a rotary table; according to the rope assembly hanging mechanism, the whole mechanism can be installed by the mounting holes in the rope assembly hanging mechanism directly, the quantity of the mounting holes is reduced relatively, and the machining workload during installation of the rope assembly hanging mechanism can be reduced; besides, the rope assembly hanging mechanism can be installed on the rotary table integrally, a guide rail is not required to be arranged on the rotary table, and a series of problems caused by the guide rail can be avoided. The utility model also discloses a counterweight device and a crane.
Description
Technical field
The utility model relates to technical field of engineering machinery, more particularly, relates to a kind of hoisting crane, weight-balancing device and rope row hanging mechanisms.
Background technology
Hoisting crane due to the existence of rollover moment, needs balancing torque to meet the stability of hoisting crane work when work, and wherein, rollover moment refers to that craning weight of same side all wt and its each center of gravity arrive the sum of products of center of gyration distance; Balancing torque refers to craning weight of same side reversing sense all wt and center of gravity is to the sum of products of center of gyration distance separately, and the existence of counterbalanced weight is exactly in order to increase balancing torque, therefore, and lifting performance and the stability of the weight of counterbalanced weight and determining positions hoisting crane.
For meeting the demand of the full Terrain Cranes different work of large-tonnage and super-tonnage operating mode to counterbalanced weight, now generally adopting Combined flat weight, Combined flat weight is to be combined by the some counterweight blocks that are placed on counterweight tray.Common Combined flat weight articulates mode top uncoupling type, self-jacking type and hydraulic pressure rope row formula, and wherein, top uncoupling type and self-jacking type when mounted, lift counterbalanced weight to the correct position on vehicle frame, by telescopic oil cylinder jacking, realize from installing; Hydraulic pressure rope row formula is by counterbalanced weight lifting on the ground, by rope, arranges the installation that hanging mechanisms are realized counterbalanced weight.And along with the exploitation of super-tonnage crane, require car load more and more compacter, in order to meet the lifting performance of super-tonnage crane and the hoisting crane complete machine stability at large brachium, under significantly, so required balancing torque constantly increases, and makes counterbalanced weight quality along with increase.Therefore, counterbalanced weight is lifted to the top uncoupling type on vehicle frame and self-jacking type installation method inadvisable.
Refer to Fig. 1, Fig. 1 is the structural representation of rope row hanging mechanisms in prior art.
This hydraulic pressure rope row formula counterbalanced weight comprise counterweight tray 4 ', combined counterweight 3 ' and rope row hanging mechanisms, wherein, rope row hanging mechanisms comprise telescopic oil cylinder 21 ', movable pulley component 22 ', fixed pulley, guide rail 26 ' and rope 24 '.Telescopic oil cylinder 21 ' fixed end 211 ' by fixing hinge 213 ' fix with the sidewall of turntable 1 ' afterbody, telescopic oil cylinder 21 ' telescopic end 212 ' be fixed with movable pulley component 22 ', the sidewall of guide rail 26 ' be fixed on turntable 1 ' afterbody and support movable pulley component 22 ', fixed pulley 231 ' and fixed pulley 232 ' is respectively fixed on the sidewall of turntable 1 ' afterbody by fixedly hinge separately, rope comprise rope 24 ' and rope 25 ', rope 24 ' first end to the second end walk around successively fixed pulley 231 ', movable pulley component 22 ', and its first end and counterweight tray 4 ' rope hinge detachably articulate, rope 24 ' the second end by fixing hinge 241 ' the be fixed on sidewall of turntable 1 ' afterbody, rope 25 ' first end to the second end walk around successively fixed pulley 232 ', movable pulley component 22 ', and its first end and counterweight tray 4 ' rope hinge detachably articulate, rope 25 ' the second end by fixing hinge 251 ' the be fixed on sidewall of turntable 1 ' afterbody.
During work, lift by crane required counterweight block and be placed on the upper plane at counterweight tray 4 ' two ends, counterweight block put neatly fixedly become combined counterweight 3 ', revolution turntable 1 ', make turntable 1 ' rear end go to counterweight tray 4 ' directly over, by rope 24 ' with rope 25 ' in unsettled one end and counterweight tray 4 ' be connected with bearing pin; Drive telescopic oil cylinder 21 ' telescopic end 212 ' stretch out, movable pulley component 22 ' along guide rail 26 ' movement of turntable 1 ' rear tail framework inner side, thus ropes 24 ' with rope 25 ', complete and articulate.
Because rope, fixed pulley and telescopic oil cylinder in the rope row hanging mechanisms in above-mentioned hydraulic pressure rope row formula counterbalanced weight all need to be fixed on the sidewall of turntable afterbody, so on corresponding turntable, need to offer a plurality of mounting holes, thereby increased mach work capacity.In addition, because guide rail is by being manually welded on turntable tail frame inner side, inevitable artificial spelling point tolerance and welding deformation will cause whole system to produce interference when assembling or assembling is difficult.
In sum, the mach work capacity while how to reduce the installation of rope row hanging mechanisms, has become those skilled in the art's technical barrier urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of rope row hanging mechanisms, the mach work capacity while reducing the installation of rope row hanging mechanisms; Another object of the present utility model is to provide a kind of weight-balancing device; The 3rd object of the present utility model is to provide a kind of hoisting crane.
To achieve these goals, the utility model provides a kind of rope row hanging mechanisms, comprise telescopic oil cylinder, movable pulley, fixed pulley and rope, described movable pulley is coupling at the telescopic end of described telescopic oil cylinder, described fixed pulley axis is connected on the fixed end of described telescopic oil cylinder, described rope one end is fixed on the fixed end of described telescopic oil cylinder, the other end is successively through described movable pulley and described fixed pulley be provided with the mounting part that articulates counterweight tray, is provided with for being arranged on the mounting hole on the sidewall of turntable afterbody on the fixed end of described telescopic oil cylinder.
Preferably, in above-mentioned rope row hanging mechanisms, described movable pulley is coupling at the telescopic end of described telescopic oil cylinder by guiding mechanism, and the middle part of described guiding mechanism is fixed on the telescopic end of described telescopic oil cylinder, and described movable pulley is arranged on the two ends of described guiding mechanism.
Preferably, in above-mentioned rope row hanging mechanisms, described fixed pulley is fixed on the fixed end of described telescopic oil cylinder by pulley bracket.
Preferably, in above-mentioned rope row hanging mechanisms, described pulley bracket comprises the first riser and the second riser extending along the axis direction of described telescopic oil cylinder, and described fixed pulley is arranged between described the first riser and the second riser by bearing pin.
Preferably, in above-mentioned rope row hanging mechanisms, between described rope and described telescopic oil cylinder, be provided with connecting panel, described rope is fixed on described connecting panel by bearing pin, and described connecting panel is hinged on the bearing pin between described the first riser and described the second riser.
Preferably, in above-mentioned rope row hanging mechanisms, the end of the fixed end of described telescopic oil cylinder is also provided with leading sheave, and described rope is through described leading sheave.
Preferably, in above-mentioned rope row hanging mechanisms, described leading sheave is fixed on the end of described fixed end by fixed support, described fixed support comprises the first side plate and the second side plate extending along the axis direction of described telescopic oil cylinder, and described leading sheave is hinged between described the first side plate and the second side plate by bearing pin.
Preferably, in above-mentioned rope row hanging mechanisms, on described the first side plate and described the second side plate, be also provided with the protective cover that prevents that described rope from coming off.
Preferably, in above-mentioned rope row hanging mechanisms, described mounting hole is for the hole of bearing pin is installed on described pulley bracket and described fixed support.
In technique scheme, the rope row hanging mechanisms that the utility model provides comprise telescopic oil cylinder, movable pulley, fixed pulley and rope, described movable pulley is coupling at the telescopic end of described telescopic oil cylinder, described fixed pulley axis is connected on the fixed end of described telescopic oil cylinder, described rope one end is fixed on the fixed end of described telescopic oil cylinder, the other end passes successively described movable pulley and described fixed pulley and is provided with the mounting part that articulates counterweight tray, is provided with for being arranged on the mounting hole on turntable on the fixed end of described telescopic oil cylinder.Than the content of introducing in background technology, above-mentioned rope row hanging mechanisms directly just can complete the installation of whole mechanism by mounting hole is set on telescopic oil cylinder, the quantity of mounting hole reduces relatively, thereby has reduced mach work capacity when rope row hanging mechanisms are installed.In addition, because this rope row hanging mechanisms integral body just can be installed on turntable by telescopic oil cylinder, therefore, without guide rail is set on turntable, thereby avoided arranging a series of problem that guide rail produces.
The utility model also provides a kind of weight-balancing device, comprise counterweight tray and the combined counterweight that is arranged on described counterweight tray two ends, also comprise the rope row hanging mechanisms described in above-mentioned arbitrary technical scheme, the mounting part of described rope row hanging mechanisms is connected with described counterweight tray.Because this rope row hanging mechanisms have above-mentioned technique effect, the hoisting crane with this rope row hanging mechanisms also should have corresponding technique effect.
The utility model also provides a kind of hoisting crane, comprises turntable, also comprises the weight-balancing device in technique scheme, and the telescopic oil cylinder in described weight-balancing device is connected with the sidewall of described turntable afterbody by bearing pin is set in described mounting hole.Because this weight-balancing device has above-mentioned technique effect, the hoisting crane with this weight-balancing device also should have corresponding technique effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of weight-balancing device in prior art;
Fig. 2 is the structural representation of weight-balancing device provided by the utility model;
Fig. 3 is the structural representation of a kind of row of rope provided by the utility model hanging mechanisms;
Fig. 4 is the structural representation of another kind of rope row hanging mechanisms provided by the utility model;
Fig. 5 is the structure for amplifying schematic diagram of rope row hanging mechanisms in Fig. 4.
In upper Fig. 1:
Turntable 1 ', telescopic oil cylinder 21 ', fixed end 211 ', telescopic end 212 ', fixedly hinge 213 ', movable pulley component 22 ', fixed pulley 231 ', fixed pulley 232 ', rope 24 ', fixedly hinge 241 ', rope 25 ', fixedly hinge 251 ', guide rail 26 ', combined counterweight 3 ', counterweight tray 4 '
In upper Fig. 2-5:
Turntable 1, rope row hanging mechanisms 2, telescopic oil cylinder 21, fixed end 211, telescopic end 212, pulley bracket 213, the first riser 213-1, the second riser 213-2, pulley bracket 214, the first riser 214-1, the second riser 214-2, fixed support 215, the first side plate 215-1, the second side plate 215-2, protective cover 216, guiding mechanism 22, fixed pulley 231, fixed pulley 232, rope 24, connecting panel 241, mounting part 242, pouring weight 243, rope 25, connecting panel 251, mounting part 252, movable pulley 261, movable pulley 262, combined counterweight 3, counterweight tray 4
The specific embodiment
Core of the present utility model is to provide a kind of rope row hanging mechanisms, the mach work capacity while reducing the installation of rope row hanging mechanisms; Another core of the present utility model is to provide a kind of weight-balancing device; The 3rd core of the present utility model is to provide a kind of hoisting crane.
It should be noted that; herein involved " on ", D score, " left side " and " right side " be to take parts in Fig. 2 to Fig. 5 to be arranged in figure and parts position be each other benchmark definition; just in order to explain the clear and convenient of technical scheme; the use that should be appreciated that the described noun of locality should not limit the scope that the application asks for protection.
In order to make those skilled in the art understand better the technical scheme that the utility model provides, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to Fig. 2 to Fig. 4, the structural representation that Fig. 2 is weight-balancing device provided by the utility model; Fig. 3 is the structural representation of rope row hanging mechanisms provided by the utility model; Fig. 4 is the structure for amplifying schematic diagram of rope row hanging mechanisms provided by the utility model.
Rope row hanging mechanisms provided by the utility model, comprise telescopic oil cylinder 21, movable pulley 261, fixed pulley 231 and rope 24, wherein, movable pulley 261 is coupling at the telescopic end 212 of telescopic oil cylinder 21, fixed pulley 231 is coupling on the fixed end 211 of telescopic oil cylinder 21, rope 24 one end are fixed on the fixed end 211 of telescopic oil cylinder 21, the other end passes successively movable pulley 261 and fixed pulley 231 and is provided with the mounting part 242 that articulates counterweight tray 4, on the fixed end 211 of telescopic oil cylinder 21, is provided with for being arranged on the mounting hole on turntable 1.
Movable crane is selected to accomplish fluently supporting leg behind suitable place; Movable crane self lifting counterweight tray 4 is to hoisting crane rear position; Movable crane self lifts by crane the upper plane that required counterweight block is placed on counterweight tray 4 two ends, counterweight block is put neat fixing, revolution turntable 1, make the rear end of turntable 1 go to counterweight tray 4 directly over, the mounting part of rope 24 is connected with counterweight tray 4 use bearing pins; Drive telescopic oil cylinder 21, the telescopic end 212 of telescopic oil cylinder 21 stretches out to turntable 1 the place ahead, drive movable pulley 261 to turntable 1 the place ahead operation, thereby promoted gradually counterweight tray 4 and be placed on the counterweight block on counterweight block pallet 4 by the rope 24 on movable pulley 261, realization articulates.
Than the content of introducing in background technology, above-mentioned rope row hanging mechanisms 2 directly just can complete the installation of whole mechanism by mounting hole is set on telescopic oil cylinder 21, and the quantity of mounting hole reduces relatively, thereby has reduced mach work capacity.In addition, because this rope row hanging mechanisms integral body just can be installed on turntable 1 by telescopic oil cylinder 21, therefore, without on turntable 1, guide rail being set, thereby avoided arranging a series of problem that guide rail produces.
For convenience of description, in a kind of specific embodiment, fixed pulley comprises fixed pulley 231 and fixed pulley 232, and movable pulley comprises movable pulley 261 and movable pulley 262, and rope comprises rope 24 and rope 25.As shown in Figure 3, movable pulley 261 and movable pulley 262 are coupling at the telescopic end 212 of telescopic oil cylinder 21 by guiding mechanism 22, the middle part of guiding mechanism 22 is fixed on the telescopic end 212 of telescopic oil cylinder 21, and movable pulley 261 and movable pulley 262 are arranged on the two ends of guiding mechanism 22.The telescopic end 212 of telescopic oil cylinder 21 is when flexible, and guiding mechanism 22 drives movable pulley 261 operation forward together with movable pulley 262, and movable pulley 261 and movable pulley 262 rotate around self under the effect of rope 24 and rope 25.
Fixed pulley 231 is fixed on by pulley bracket 213 on the fixed end 211 of telescopic oil cylinder 21, and fixed pulley 232 is fixed on the fixed end 211 of telescopic oil cylinder 21 by pulley bracket 214.Wherein realize the fixing form of fixed pulley 231 and fixed pulley 232 a lot, the present embodiment only take pulley bracket 213 fixedly the structure of fixed pulley 231 be introduced as example.
This pulley bracket 213 comprises the first riser 213-1 and the second riser 213-2 extending along the axis direction of telescopic oil cylinder 21, and fixed pulley 231 is arranged between the first riser 213-1 and the second riser 213-2 by bearing pin.Pulley bracket 214 for fixing fixed pulley 232 is identical with pulley bracket 213 structures, and this pulley bracket 214 comprises the first riser 214-1 and the second riser 214-2.
Below are all simple descriptions that the structure of each parts in rope row hanging mechanisms 2 is done, wherein, lower mask body is introduced the position relationship of each parts.
In the present embodiment, fixed pulley 232, movable pulley 261 and rope 25 draw high the left end of counterweight tray 4, and fixed pulley 231, movable pulley 261 and rope 24 draw high the right-hand member of counterweight tray 4.
Wherein, the pulley bracket 214 of fixed pulley 232 correspondences be arranged on telescopic oil cylinder 21 fixed end 211 middle part below, one end of rope 25 is hinged on connecting panel 251 by bearing pin, the walking around below of other end follow-up pulley 262, then winding in vacant state from fixed pulley 232 above; And the pulley bracket 213 of fixed pulley 231 correspondences be arranged on telescopic oil cylinder 21 fixed end 211 right-hand member above, one end of rope 24 is hinged on connecting panel 241 by bearing pin, walking around below of other end follow-up pulley 261, then winding in vacant state from fixed pulley 231 above.
In order further to reduce mach work capacity, mounting hole in the utility model embodiment on telescopic oil cylinder 21 be on pulley bracket 213 and pulley bracket 214 for the hole of bearing pin is installed, bearing pin completes the fixing of fixed pulley 231, fixed pulley 232, connecting panel 241, connecting panel 251 and telescopic oil cylinder 21 simultaneously.Owing to only having two herein for the hole of bearing pin is installed, therefore, in order further to increase the stability of telescopic oil cylinder 21, a mounting hole also can be set in addition telescopic oil cylinder 21 is hinged on the sidewall of turntable 1 afterbody.
In a kind of specific embodiment, as shown in Figure 4 and Figure 5, in this embodiment, the content that the structure of fixed pulley 231, fixed pulley 232, pulley bracket 213, pulley bracket 214 is all recorded with technique scheme is identical, difference is, fixed pulley 231 in the present embodiment be arranged on telescopic oil cylinder 21 middle part above, fixed pulley 232 be arranged on telescopic oil cylinder 21 middle part below, both are symmetric design.In addition, in order to make rope 24 and the rope 25 can be in vertical state after counterweight tray 4 articulates in unsettled one end, mark in the end of the fixed end 211 of telescopic oil cylinder 21 is also provided with leading sheave 233(figure also in the present embodiment), rope 24 is through leading sheave 233.
Above-mentioned leading sheave 233 be preferably arranged on telescopic oil cylinder 21 right-hand member above, in addition, this leading sheave 233 is fixed on the end of fixed end 211 by fixed support 215, fixed support 215 comprises the first side plate 215-1 and the second side plate 215-2 extending along the axis direction of telescopic oil cylinder 21, and leading sheave 233 is hinged between the first side plate 215-1 and the second side plate 215-2 by bearing pin.
In the rope row hanging mechanisms of said structure, one end of rope 24 is hinged on connecting panel 241 by bearing pin, other end follow-up pulley 261 pass through to above movable pulley 261 below, then below fixed pulley 231, pass through to leading sheave 233 above.Because this rope 24 passes above leading sheave 233, therefore, in order to prevent that rope 24 from coming off on leading sheave 233, for installing on the fixed support 215 of this leading sheave 233, be also provided with the protective cover 216 that prevents that rope 24 from coming off.Particularly, this protective cover 216 is for being fixed by a pin to the pin on the first side plate 215-1 and the second side plate 215-2.The canoe of rope 25 is identical with above-described embodiment canoe, repeats no more herein.
Here it should be noted that, in order to guarantee that rope 24 and rope 25 can bear enough intensity, every group of rope can adopt many ropes, sets as required.
In addition, during due to installation counterweight block, need to put down rope 24 and rope 25, in rope 24 and rope 25 dropping process, because the weight of rope 24 and rope 25 self is lighter, in order to facilitate rope 24 and rope 25 to fall, the one end that can be provided with mounting part at rope 24 and rope 25 arranges pouring weight 243.
In this embodiment, except there being the hole also on the hole exterior fixing rack 215 that bearing pin is installed with installation bearing pin on pulley bracket 213 and pulley bracket 213, three holes can form stable structure, therefore, these three holes can make telescopic oil cylinder 21 more stable as mounting hole telescopic oil cylinder 21 being arranged on the sidewall of turntable 1 afterbody, and rope 24 and rope 25 operational processs more stable.
The invention also discloses a kind of weight-balancing device, comprise counterweight tray 4 and the combined counterweight 3 that is arranged on counterweight tray 4 two ends, the rope row hanging mechanisms 2 that also comprise above-mentioned arbitrary technical scheme, the mounting part of rope row hanging mechanisms 2 is connected with counterweight tray 4.Because this rope row hanging mechanisms have above-mentioned technique effect, the hoisting crane with this rope row hanging mechanisms also should have corresponding technique effect.
Movable crane is selected to accomplish fluently supporting leg behind suitable place; Movable crane self lifting counterweight tray 4 is to hoisting crane rear position; Movable crane self lifts by crane the upper plane that required counterweight block is placed on counterweight tray 4 two ends, counterweight block is put neat fixing, revolution turntable 1, make the rear end of turntable 1 go to counterweight tray 4 directly over, 242 mounting parts 252, mounting part of rope 24 and rope 25 are connected with counterweight tray 4 use bearing pins; Drive telescopic oil cylinder 21, the telescopic end 212 of telescopic oil cylinder 21 stretches out to turntable 1 the place ahead, drive movable pulley 261 and movable pulley 262 to turntable 1 the place ahead operation, thereby promote gradually counterweight tray 4 and be placed on the counterweight block on pallet by the rope 24 on movable pulley 261 and movable pulley 262 and rope 25; When counterweight tray 4 and counterbalanced weight are promoted to desired location, driven equilibrium relocking is stopped oil cylinder, the telescopic end 212 of counterbalanced weight locking oil cylinder stretches out the anchor fitting on counterweight tray 4 and turntable 1 fixing, thereby has reached counterweight block on counterweight tray 4 and pallet and the machinery of turntable 1 is fixed.The uninstall process of counterweight tray 4 and counterweight block is contrary with the step of above-mentioned installation process.
The invention also discloses a kind of hoisting crane, comprise turntable 1, also comprise the weight-balancing device in technique scheme, the telescopic oil cylinder 21 in weight-balancing device is connected with the sidewall of turntable 1 afterbody by bearing pin is set in mounting hole.This weight-balancing device is the described weight-balancing device of above-mentioned arbitrary scheme.Because this weight-balancing device has above-mentioned technique effect, the hoisting crane with this weight-balancing device also should have corresponding technique effect, repeats no more herein.
Above rope row's hanging mechanisms provided by the utility model and hoisting crane are described in detail.Applied specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite of the utility model principle that do not come off, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (11)
1. a rope is arranged hanging mechanisms, comprise telescopic oil cylinder (21), movable pulley (261), fixed pulley (231) and rope (24), it is characterized in that, described movable pulley (261) is coupling at the telescopic end (212) of described telescopic oil cylinder (21), described fixed pulley (231) is coupling on the fixed end (211) of described telescopic oil cylinder (21), described rope (24) one end is fixed on the fixed end (211) of described telescopic oil cylinder (21), the other end passes successively described movable pulley (261) and described fixed pulley (231) and is provided with the mounting part (242) that articulates counterweight tray (4), on the fixed end (211) of described telescopic oil cylinder (21), be provided with for being arranged on the mounting hole on the sidewall of turntable (1) afterbody.
2. rope according to claim 1 is arranged hanging mechanisms, it is characterized in that, described movable pulley (261) is coupling at the telescopic end (212) of described telescopic oil cylinder (21) by guiding mechanism (22), the middle part of described guiding mechanism (22) is fixed on the telescopic end (212) of described telescopic oil cylinder (21), and described movable pulley (261) is arranged on the two ends of described guiding mechanism (22).
3. rope row hanging mechanisms according to claim 2, is characterized in that, described fixed pulley (231) is fixed on the fixed end (211) of described telescopic oil cylinder (21) by pulley bracket (213).
4. rope according to claim 3 is arranged hanging mechanisms, it is characterized in that, described pulley bracket (213) comprises the first riser (213-1) and the second riser (213-2) extending along the axis direction of described telescopic oil cylinder (21), and described fixed pulley (231) is arranged between described the first riser (213-1) and the second riser (213-2) by bearing pin.
5. rope according to claim 4 is arranged hanging mechanisms, it is characterized in that, between described rope (24) and described telescopic oil cylinder (21), be provided with connecting panel (241), it is upper that described rope (24) is fixed on described connecting panel (241) by bearing pin, and described connecting panel (241) is hinged on the bearing pin between described the first riser (213-1) and described the second riser (213-2).
6. rope row hanging mechanisms according to claim 5, is characterized in that, the end of the fixed end (211) of described telescopic oil cylinder (21) is also provided with leading sheave (233), and described rope (24) is through described leading sheave (233).
7. rope according to claim 6 is arranged hanging mechanisms, it is characterized in that, described leading sheave (233) is fixed on the end of described fixed end (211) by fixed support (215), described fixed support (215) comprises the first side plate (215-1) and the second side plate (215-2) extending along the axis direction of described telescopic oil cylinder (21), and described leading sheave (233) is hinged between described the first side plate (215-1) and the second side plate (215-2) by bearing pin.
8. rope row hanging mechanisms according to claim 7, is characterized in that, are also provided with the protective cover (216) that prevents that described rope (24) from coming off on described the first side plate (215-1) and described the second side plate (215-2).
9. rope row hanging mechanisms according to claim 8, is characterized in that, described mounting hole is that described pulley bracket (213) and described fixed support (215) are upper for the hole of bearing pin is installed.
10. a weight-balancing device, comprise counterweight tray (4) and be arranged on the combined counterweight at described counterweight tray (4) two ends, it is characterized in that, comprise the row of the rope described in any one hanging mechanisms in claim 1 to 9, the mounting part (242) of described rope row hanging mechanisms is connected with described counterweight tray (4).
11. 1 kinds of hoisting cranes, comprise turntable (1), it is characterized in that, also comprise weight-balancing device claimed in claim 10, the telescopic oil cylinder in described weight-balancing device (21) is connected with the sidewall of described turntable (1) afterbody by bearing pin is set in described mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320494456.9U CN203486803U (en) | 2013-08-13 | 2013-08-13 | Crane, counterweight device and rope assembly hanging mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320494456.9U CN203486803U (en) | 2013-08-13 | 2013-08-13 | Crane, counterweight device and rope assembly hanging mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203486803U true CN203486803U (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320494456.9U Expired - Fee Related CN203486803U (en) | 2013-08-13 | 2013-08-13 | Crane, counterweight device and rope assembly hanging mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203486803U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103395708A (en) * | 2013-08-13 | 2013-11-20 | 徐州重型机械有限公司 | Crane, counterweight device and rope hanging mechanism |
| CN109678063A (en) * | 2018-12-26 | 2019-04-26 | 沈阳建筑大学 | Tower crane climbing system with prevent from climbing crossbeam swing and rotation |
| CN113318902A (en) * | 2021-07-15 | 2021-08-31 | 杭州宋城演艺谷科技文化发展有限公司 | Yongquan device and water stage theater |
-
2013
- 2013-08-13 CN CN201320494456.9U patent/CN203486803U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103395708A (en) * | 2013-08-13 | 2013-11-20 | 徐州重型机械有限公司 | Crane, counterweight device and rope hanging mechanism |
| CN103395708B (en) * | 2013-08-13 | 2015-09-16 | 徐州重型机械有限公司 | Hoisting crane, weight-balancing device and rope row hanging mechanisms |
| CN109678063A (en) * | 2018-12-26 | 2019-04-26 | 沈阳建筑大学 | Tower crane climbing system with prevent from climbing crossbeam swing and rotation |
| CN109678063B (en) * | 2018-12-26 | 2020-01-14 | 沈阳建筑大学 | Tower crane climbing system with function of preventing climbing cross beam from swinging and rotating |
| CN113318902A (en) * | 2021-07-15 | 2021-08-31 | 杭州宋城演艺谷科技文化发展有限公司 | Yongquan device and water stage theater |
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Granted publication date: 20140319 Termination date: 20180813 |