CN103641011B - A kind of performance-oriented free off the hook hoisting mechanism - Google Patents
A kind of performance-oriented free off the hook hoisting mechanism Download PDFInfo
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- CN103641011B CN103641011B CN201310727463.3A CN201310727463A CN103641011B CN 103641011 B CN103641011 B CN 103641011B CN 201310727463 A CN201310727463 A CN 201310727463A CN 103641011 B CN103641011 B CN 103641011B
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Abstract
Have two kinds of structures with the hoisting mechanism of free off the hook function in currently available technology, one directly increases sleeve in elevator gear case outside, realized by clutch control sleeve and reel.Another kind is realized by clutch control gearbox high-speed level gear ring.Two kinds of structures all do not have preventing wire rope from falling function, and steel rope easily departs from, disorder cable.And there is inefficiency, energy consumption is not large, structure imperfection, compact, manufactures difficulty, high in cost of production design problem.The present invention directly controls reel by dry type clutch, realizes the free off the hook function of hoisting mechanism.During free off the hook work, planetary reducer, wet multi-plate brake, driving HM Hydraulic Motor all do not need work, and efficiency is high, and energy consumption is low, and structure is simple, by the control realization preventing wire rope from falling rope defencive function of caliper disk brake.This product, in scheme, structure, the technical congenital deficiency all solving existing product, especially in energy-saving and emission-reduction, can comply with the requirement of user well.
Description
Technical field
The present invention relates to a kind of weight-lifting equipment hoisting mechanism.
Background technology
Free off the hook hoisting mechanism is applied more and more extensive in construction machinery and equipment weight-lifting equipment, can greatly shorten the hollow hook lowering time, increase work efficiency, especially in the use of dynamic compaction machinery, more can embody its advantage.There are two types both at home and abroad at present: the first type: Chinese patent 201120037986.1 discloses the hoisting mechanism of the free off the hook function of a kind of new belts, as shown in Figure 1.This structure directly increases coupling tunnel 35 in existing hoisting speed reducer 34 outside, be connected by axle 36, internal expansion type power-transfer clutch 40, bearing 38 and elevator 37 and left socle 31, right support 32 and realize the function that freely breaks off relations, need additionally to increase coupling tunnel bearing, axle outward at hoisting speed reducer, huge structure, not compact, manufacture difficulty, cost is high; Reel controls to rely on internal expansion type power-transfer clutch, poor reliability completely, and steel rope easily departs from, disorder cable; What reductor adopted is the differential type power dividing structure that gear ring exports, and load-carrying capacity exists loss.The second type, can see Chinese patent 201220616448.2, and name is called the crane hoisting mechanism that can realize free off the hook, and its structure as shown in Figure 2.This structure reel 44 directly connects with reductor 43 shell, controls hoisting speed reducer 43 internally toothed annulus and realize, although structure relative compact by power-transfer clutch 45, but when realizing free off the hook, reductor 43 gear ring and the equal high speed rotating of internal gear driving system thereof, efficiency is low, and energy consumption is large; Reel controls to rely on power-transfer clutch 45, poor reliability completely, and steel rope easily departs from, disorder cable; What reductor still adopted is the differential type power dividing structure that gear ring exports, and load-carrying capacity exists loss.
All not there is inefficiency in these two kinds of structures, energy consumption is large, structure imperfection, compact, manufactures difficulty, high in cost of production problem.
Summary of the invention
In order to solve above technical matters, existing the present invention proposes following technical scheme: a kind of performance-oriented free off the hook hoisting mechanism, it has following characteristics: the left end of integral support left end and planetary reducer is fastening, and wet multi-plate brake is built in the left end of planetary reducer.The left end of planetary reducer respectively by bearing I and axle sleeve I fastening with the flange I be located in reel left end.The output shaft of planetary reducer is connected by invoice serration with dry type clutch.Tooth cover is fastened in the flange II at middle part in reel, and tooth cover left end is by bearings in the axle sleeve II that planetary reducer right-hand member stretches out, and the arranged on left and right sides of described dry type clutch is located respectively by jam nut.Hydraulic ram is provided with in dry type clutch.End cap and reel right-hand member flange III fastening.Separate support seat stretch into integral support right-hand member in outside the right-hand member by bearing, endcap support reel, and in inside by the right-hand member of bearing positioning supports planetary reducer output shaft.Caliper disk brake is arranged on integral support, the outward flange of its jaw clamping reel right-hand member end cap.Steel rope passes through pressing plate positioning winding on reel.Drive HM Hydraulic Motor to be arranged in planetary reducer left end flange IV, its output shaft is connected with the input shaft of planetary reducer by invoice serration.Integral support is by being arranged on two knock holees on described integral support and crane mainframe is located fastening.
The free off the hook hoisting mechanism that have employed above technical scheme has the following advantages and effect:
1, free off the hook function can be realized;
2, preventing wire rope from falling defencive function can be realized;
3, dry type clutch is adopted, avoid the generation of work high temperature, the space structure rapid heat dissipation opened wide, lock torque is large, opens, closes flexibly, reliably, controls reel separately, when mechanism's hollow hook lowering, only reel assemblies carries out high speed rotating, and reductor, HM Hydraulic Motor, drg all do not need work, and efficiency is high, less energy consumption;
4, bikini Bearing configuration, adds mechanism's rigidity and intensity, ensure that the reliability of power-transfer clutch work, alerting ability;
5, decelerator shell is directly connected by bearing with reel, compact conformation, and manufacture simple, cost is low;
6, Integral type mounting frame ensure shown in large, the good rigidly of structural strength, working accuracy is high, and separate support seat ensures that mechanism is easy for installation, improves space availability ratio, safeguards, easy to use;
7, planetary reducer input end permanent seat and gear ring spline joint axial positioning structure, adopts packing ring, flathead screw location to replace back-up ring positioning form, adds the rigidity of gear ring, improve axial location reliability;
8, adopt thtee-stage shiplock planetary transmission structure to realize free off the hook function, structure is simple, easily controls
Accompanying drawing explanation
Fig. 1 is the hoisting mechanism schematic diagram of the free off the hook function of prior art new belts
Fig. 2 is the crane hoisting mechanism schematic diagram that prior art can realize free off the hook
Fig. 3 is the schematic diagram front view of a kind of performance-oriented free off the hook hoisting mechanism of the present invention:
Fig. 4 be cancel in Fig. 3 sequence number be 1 part namely drive the A direction view of HM Hydraulic Motor:
Fig. 5 is the B direction view of Fig. 4:
Fig. 6 is the work External view of a kind of performance-oriented free off the hook hoisting mechanism of the present invention:
In figure: 1, drive HM Hydraulic Motor, 2, integral support, 3, wet multi-plate brake, 4, planetary reducer, 5, dry type clutch, 6, reel, 7, end cap, 8, separate support seat, 9, caliper disk brake, 10, bearing II, 11, jam nut I, 12, steel rope, 13, tooth cover, 14, jam nut II, 15, bearing III, 16, output shaft, 17, bearing I, 18, axle sleeve I, 19, axle sleeve II, 20, bearing IV, 21, flange I, 22, flange II, 23, flange III, 24, flange IV, 25, knock hole I, 26, knock hole II.。
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
The concrete structure of a kind of performance-oriented free off the hook winch of the present invention as can be seen from Figure 3.It includes driving HM Hydraulic Motor 1, integral support 2, wet multi-plate brake 3, planetary reducer 4, dry type clutch 5, reel 6, end cap 7, separate support seat 8, caliper disk brake 9, bearing II-10, jam nut I-11, steel rope 12, tooth cover 13, jam nut II-14, bearing III-15, output shaft 16, bearing I-17, axle sleeve I-18, axle sleeve II-19, bearing IV-20, flange I-21, flange II-22, flange III-23, flange IV-24.
The left end of integral support 2 left end and planetary reducer 4 is fastening.Wet multi-plate brake 3 is built in the left end of planetary reducer 4.The left end of planetary reducer respectively by bearing I-17 and axle sleeve I-18 fastening with the flange I-21 be located in reel 6 left end.The output shaft 16 of planetary reducer 4 is connected by invoice serration with dry type clutch 5.Tooth cover 13 is fastened in the flange II-22 at middle part in reel 6, and this tooth is overlapped 13 left ends and is supported in the axle sleeve II-19 that planetary reducer 4 right-hand member stretches out by bearing 15.The arranged on left and right sides of dry type clutch 5 is located respectively by jam nut I-14 and jam nut II-11.Hydraulic ram is provided with in dry type clutch 5.End cap 7 is fastening with reel 6 right-hand member flange III-23.Separate support seat 8 stretches into integral support 2 right-hand member supports reel 6 by bearing 10, end cap 7 right-hand member in outside, and in inside by the right-hand member of bearing 20 positioning supports planetary reducer 4 output shaft 16.Caliper disk brake 9 is arranged on integral support 2, the outward flange of its jaw clamping reel 6 right-hand member end cap 7.Steel rope 12 passes through pressing plate positioning winding on reel 6.Drive HM Hydraulic Motor 1 to be arranged in planetary reducer 4 left end flange IV-24, its output shaft 16 is connected by the input shaft of invoice serration with planetary reducer 4.Integral support 2 is located fastening by knock hole I-25 disposed thereon and knock hole II-26 with crane mainframe.
The present invention controls reel 6 by dry type clutch 5; to realize the free off the hook function of hoisting mechanism; and planetary reducer 4, wet multi-plate brake 3, driving HM Hydraulic Motor 1 all do not need work during free off the hook work; efficiency is high; energy consumption is low; structure is simple, by the control realization preventing wire rope from falling rope defencive function of caliper disk brake 9.
Weight hoist work time: open wet multi-plate brake 3, close dry type clutch 5, pliers for opening plate disc brake 9, start and drive HM Hydraulic Motor 1, by the functional promotion weight of planetary reducer 4 and dry type clutch 5.
During free off the hook work: when empty hook or weight are transferred, close wet multi-plate brake 3, open dry type clutch 5, driving HM Hydraulic Motor 1, planetary reducer 4 quit work, steel rope 12 free-falling body under empty hook or weight effect is transferred, and closes caliper disk brake 9 when weight lands or empty clasp joint is near the ground, and restriction reel 6 rotates, steel rope stops transferring, under weight effect, keep tension.
This performance-oriented free off the hook hoisting mechanism, not only can realize free off the hook function, and compact conformation, and efficiency is high, and energy consumption is low, and load-carrying capacity is large, increases caliper disc power-transfer clutch simultaneously, can realize preventing wire rope from falling defencive function on support, is easy to control.
Claims (1)
1. a performance-oriented free off the hook hoisting mechanism, it is characterized in that: the left end of integral support (2) left end and planetary reducer (4) is fastening, wet multi-plate brake (3) is built in the left end of described planetary reducer (4), the left end of described planetary reducer (4) respectively by bearing I (17) and axle sleeve I (18) fastening with the flange I (21) be located in reel (6) left end; The output shaft (16) of described planetary reducer (4) is connected by invoice serration with dry type clutch (5); Tooth cover (13) is fastened in the flange II (22) at middle part in reel (6), this tooth cover (13) left end is supported in the axle sleeve II (19) that planetary reducer (4) right-hand member stretches out by bearing III (15), the arranged on left and right sides of described dry type clutch (5) is located respectively by jam nut I (14) and jam nut II (11), and described dry type clutch is provided with hydraulic ram in (5); End cap (7) is fastening with reel (6) right-hand member flange III (23), separate support seat (8) stretches into integral support (2) right-hand member supports reel (6) by bearing II (10), end cap (7) right-hand member in outside, and in inside by the right-hand member of bearing IV (20) positioning supports planetary reducer (4) output shaft (16); Caliper disk brake (9) is arranged on integral support (2), the outward flange of its jaw clamping reel (6) right-hand member end cap (7); Steel rope (12) by pressing plate positioning winding on reel (6); Drive HM Hydraulic Motor (1) to be arranged on planetary reducer (4) left end flange IV (24), its output shaft (16) is connected by the input shaft of invoice serration with planetary reducer (4); Integral support (2) is by being arranged on knock hole I (25) on described integral support and knock hole II (26) is located fastening with crane mainframe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310727463.3A CN103641011B (en) | 2013-12-24 | 2013-12-24 | A kind of performance-oriented free off the hook hoisting mechanism |
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| CN201310727463.3A CN103641011B (en) | 2013-12-24 | 2013-12-24 | A kind of performance-oriented free off the hook hoisting mechanism |
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| CN103641011A CN103641011A (en) | 2014-03-19 |
| CN103641011B true CN103641011B (en) | 2016-02-17 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773667A (en) * | 2015-04-16 | 2015-07-15 | 上海振华重工(集团)股份有限公司 | Flange type installed brake assembly of winch mechanism |
| CN104803312A (en) * | 2015-04-29 | 2015-07-29 | 北京南车时代机车车辆机械有限公司 | Mechanical and hydraulic integrated dynamic compactor and driving system thereof |
| CN106865436B (en) * | 2017-03-30 | 2024-01-26 | 大连华锐重工集团股份有限公司 | Rope threading hoisting mechanism for crane |
| CN109704216A (en) * | 2018-12-30 | 2019-05-03 | 意宁液压股份有限公司 | A kind of compact multifunction hydraulic winch |
| CN115385257B (en) * | 2022-08-03 | 2023-10-03 | 大连海事大学 | Steel wire rope vibration reduction system for winch cable arrangement and control method |
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| CN102205931A (en) * | 2011-03-24 | 2011-10-05 | 胡世璇 | Energy-saving hydraulic winch |
| CN102328886A (en) * | 2011-07-20 | 2012-01-25 | 徐州科源液压有限公司 | Winch reducer |
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| CN203006810U (en) * | 2012-11-21 | 2013-06-19 | 泰安市新创工程机械有限公司 | Crane hoisting mechanism capable of dropping hook freely |
| CN103303829A (en) * | 2013-06-26 | 2013-09-18 | 徐州锦程行星传动有限公司 | Empty hook free and quick releasing planetary gear winding reducer for crawler-type automobile crane |
| CN203682959U (en) * | 2013-12-24 | 2014-07-02 | 大连华锐重工集团股份有限公司 | High-performance hoisting mechanism with function of freely dropping hooks |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004210484A (en) * | 2002-12-26 | 2004-07-29 | Takeshi Wami | Shaft coupling for detecting no-load condition of lift by using screw and spring |
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- 2013-12-24 CN CN201310727463.3A patent/CN103641011B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205931A (en) * | 2011-03-24 | 2011-10-05 | 胡世璇 | Energy-saving hydraulic winch |
| CN102328886A (en) * | 2011-07-20 | 2012-01-25 | 徐州科源液压有限公司 | Winch reducer |
| CN202575809U (en) * | 2012-04-26 | 2012-12-05 | 青岛海力达齿轮箱有限公司 | Lifting mechanism with integrated support |
| CN102942131A (en) * | 2012-11-20 | 2013-02-27 | 抚顺起重机制造有限责任公司 | Modular integrated hoisting mechanism of crawler crane |
| CN203006810U (en) * | 2012-11-21 | 2013-06-19 | 泰安市新创工程机械有限公司 | Crane hoisting mechanism capable of dropping hook freely |
| CN103303829A (en) * | 2013-06-26 | 2013-09-18 | 徐州锦程行星传动有限公司 | Empty hook free and quick releasing planetary gear winding reducer for crawler-type automobile crane |
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| CN103641011A (en) | 2014-03-19 |
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