专利摘要:
The traction unit comprises two pairs or sets of two or more capstans. The capstans of each pair or set have a common axis and the axes of each pair or set are in spaced apart parallel relationship. One of the capstans of each pair or set is larger in diameter than the other or one of the other capstans of the respective pair or set of capstans. Cycloidal gears, preferably an epicycloidal gear drive, is provided between the capstans of each pair or at least two of the capstans of each respective set, with one of the capstans of one pair or set being strapped to a capstan of the other pair or set of capstans or a differential coupling/load-power transmission is provided between a capstan of one pair or set and a capstan of the other pair or set.
公开号:SU716521A3
申请号:SU782572354
申请日:1978-01-20
公开日:1980-02-15
发明作者:Джон Хикс Рэймонд;Александр Вильям;Томас Хирд Вебб Джон
申请人:Вортон Инджинирс (Элстри) Лимитед (Фирма);
IPC主号:
专利说明:

, The invention relates to lifting! (transport devices, namely · to friction winches.
A traction device is known that contains a group of two friction drums enveloped by a single traction body, whose shafts are parallel to each other and kinematically connected [1].
However, the known device has insufficient productivity and efficiency. ·
The aim of the invention is to increase productivity. | 5
To do this, in the proposed device, at least one of the bar. bans of each group is equipped with at least one additional ba-raban, interconnected with the main gQ drum by means of a cycloid gear and made. with a diameter exceeding the diameter of the main drum ..
In addition, each additional ^ 5th drum is mounted rotatably in the opposite direction relative to the main ‘drum. The diameter of the larger drum of each pair is twice the diameter of the smaller drum. Larger diameter drums are made in the form of single-handed pulleys, while smaller drums are made of multi-strand ones. The traction device may contain four drums in two pairs.
In addition, the circumference of the first and second single-strand pulleys is respectively 160 ° and 220 °, and the circumference of the first multi-strand drum is 220 °. Each cycloid gear has a brake and a clutch.
Figure 1 shows the proposed traction device, a top view; figure 2 is the same side view; in Fig.Z - drums of the proposed traction device, side view; figure 4 is the same, a top view; figure 5 - a pair of drums of the traction device, section,
The traction device contains a group of two main drums 1. At least one of the drums 1 is equipped with at least one additional drum 2. The drums are bent around by a rope 3 and mounted on the frame 4. A storage drum is also installed on the frame 4 .5, equipped with 716521 | rope-layer 6. Drums • 1.2 are driven by hydraulic motors 7. Ba-; Rabany 1,2 of each pair are interconnected by means of a cycloid gear. A carrier 9 is mounted to the frame 4 by means of bearings 8 (for each pair of drums), bearing a support 10. In each main drum 1 there is a gear wheel 11 with internal gearing, inside which a sun wheel 12 mounted on ;. input shaft 13. On the carrier 9, through the planetary pin 14, a planetary gear 15 is installed with a planetary roller 16 between them. A gear wheel 17 with internal gearing is attached to the support 10, a carrier 18 is installed inside and a shaft 19 is attached to the carrier. A central gear wheel 20 is attached to the drum 1, and a planetary gear is mounted between the gear wheel 17 and the carrier 18 by means of a planetary roller 21 and a planetary finger 22. The drums 1 of each pair are interconnected through a two-row chain. The girth angle 3 of the first and second single-strand pulley of each group is .160 ° and 220 ° ’, respectively, and the angle of girth of the first multi-grooved drum is -220 °.
权利要求:
Claims (6)
[1]
The invention relates to lifting transport devices, namely to friction winches. A traction device is known, which contains a group of two enveloped by a single traction body (friction drums whose shafts are located parallel to each other and kinematically interconnected 1. However, the known device has insufficient performance and efficiency. The purpose of the invention is to increase For this purpose, in the proposed device, at least one of the drums of each group is provided with at least one additional drum, a slave, interconnected with the main drum through a cycle an identical gear drive and a diameter of the main drum exceeding the diameter of the main drum. In addition, each additional drum is rotatably mounted in the opposite direction relative to the main drum. The diameter of the larger drum of each pair is twice the diameter of the smaller drum. The drums of the larger diameter are made video-pulleys, and smaller-diameter drums are made with multi-holes.The traction device may contain four drums in two pairs. In addition, the girth angle of the first and second single-wheel pulleys is 160 ° and 220, respectively, and the girth angle of the first multi-drum is 220. Each brake and clutch gear is fitted with a brake and a clutch. Figure 1 shows the proposed traction device, top view; figure 2 is the same, side view; FIG. 3 shows the drums of the proposed traction device, side view; figure 4 is the same, top view; FIG. 5 shows a pair of drums of a traction device, a section. The traction device contains a group of two main drums 1. At least one of the drums 1 is equipped with at least one additional drum 2. The drums are bent by the rope 3 and mounted on the frame 4. On the frame 4 there is also a storage drum 5, equipped with a cable laying device . The drums 1.2 are driven by hydromotors 7. The drums 1.2 of each pair are interconnected with each other by means of a cycloid gear train. A carrier 9 is attached to the frame 4 by means of bearings 8 (for each pair of drums), bearing support 10. In each main drum 1, a gear wheel 11 with internal gearing is installed, inside which is mounted a sun wheel 12 mounted on. . the input shaft 13. On the carrier 9, a planetary gear 15 is installed with a planetary roller 16 between them through the planetary pin 14. A gear wheel 17 with an internal hook is attached to the support 10: it has a carrier 18 inside, and a shaft 19 is attached to the carrier. The central gear wheel 20 is attached to the barrel 1, and the planetary gear is installed between the gear wheel 17 and the carrier 18 by means of a planetary roller 21 and a planetary father 22. The drums 1 of each pair are interconnected by means of a two-strand chain. The girth angle of the cable 3 of the first and second single-wheel pulley of each group is 160 ° and 220, respectively, and the angle of circumference of the first multi-bar bar is -220. a possible embodiment of this six-drum device is indicated. This modification of the device differs from that described by the presence, for each main drum of two additional drums identical with the drums 2 of the devices described. This design is completely reversible and is used, for example, for dynamic mooring. sud: -. when the drive is closed, the main and additional 2 drums of the go-talker unit move the cargo cable, sending its descending end to the cumulative drum. Claims 1. A boom device containing a beating: a single traction body, a group of two friction drums, the ala which are arranged parallel to each other and kinematically connected with each other, o., T h and h so that, in order to increase productivity, at least one of the drums of each group is packed with at least one additional drum, interconnected by the main drum by means of icloid gears and made with. diameter greater than the diameter of the main drum. . ..
[2]
2. Traction: device-in, opening with the fact that each additional drum is installed with the possibility of rotation in the opposite direction from the main drum. ... .- .-
[3]
3. A govt device according to claims 1, 1, a, t of t and h and y y, e e so that. the diameter of the larger drum of each pair exceeds twice the diameter of the smaller bar-. ban, .1 o g, h
[4]
4. The brass device. According to PP-1, J, that is, with the fact that the drums with the same diameter are made in video single-wheel pulleys, and the drums of smaller diameter are made with many rings.
[5]
5. T gode device according to claims 1-4, characterized in that it contains four drums. two pairs.
[6]
6. The bending device according to claim 5, characterized in that the angle of circumference of the first and second one-piece pulleys is respectively. There are 160 and 220, and the girth angle of the first multi-drum is -220. 7 - A bending device according to PPL-6, characterized in that, in each cycloid gear, the brake and clutch are installed. Sources of information taken into account in the examination of 1 Copyright Certificate CCCi №367043, c. В 66 D 1 / 14,1973 (prototype).
 .
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FI780166A|1978-07-21|
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AT361664B|1981-03-25|
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引用文献:
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US5092646A|1989-06-20|1992-03-03|Smallridge Bruce B|Double capstan winch drive|
US4997793A|1989-11-21|1991-03-05|Eastman Kodak Company|Method of improving cleaving of diode arrays|
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US8720811B2|2011-03-07|2014-05-13|Stoneage, Inc.|Apparatus and method for storing and dispensing a pressure hose|
US9250160B2|2013-03-15|2016-02-02|American Dental Association|Method and apparatus for characterizing handpieces|
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法律状态:
优先权:
申请号 | 申请日 | 专利标题
GB2399/77A|GB1599521A|1977-01-20|1977-01-20|Winches|
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