CN201254439Y - Hoister operating mechanism for hanging cradle - Google Patents
Hoister operating mechanism for hanging cradle Download PDFInfo
- Publication number
- CN201254439Y CN201254439Y CNU2008200415512U CN200820041551U CN201254439Y CN 201254439 Y CN201254439 Y CN 201254439Y CN U2008200415512 U CNU2008200415512 U CN U2008200415512U CN 200820041551 U CN200820041551 U CN 200820041551U CN 201254439 Y CN201254439 Y CN 201254439Y
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- rope
- casing
- spring
- inlet
- nacelle
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Abstract
The utility model relates to an operating mechanism for a lifting device, in particular to the lifting machine operating mechanism for a sling basket, which comprises a case body; and a rope inlet is arranged on the case body. The operating mechanism is characterized in that: a rope pulley is arranged in the case body, a V-shaped groove is arranged on the outer circularity of the rope pulley; and L-shaped clamping roller mechanisms are arranged at the upper part and the sides thereof; wherein, the clamping roller is arranged on a lever nearby the rope inlet end, and a pulling rod is arranged at the other end; a spring is sleeved on the pulling rod; one end of the spring is propped against a spring seat, and the other end of the spring is ended on the pulling rod through a pulling rod sleeve and a pin shaft. A rope outlet is arranged at the side surface of the case body; and an arc-shaped check ring is arranged on the outer circularity of the rope pulley correspondingly to the other sides of the clamping roller and a rope-separating block. The lifting machine operating mechanism for the sling basket has the advantages that the work performance is stable and reliable, the structure is simple, the volume is small, the manufacture cost is low, and the service life is long.
Description
Technical field
The utility model relates to a kind of operating mechanism of bont, relates in particular to the operating mechanism of a kind of hanging basket with gig.
Background technology
Aerial work basket is widely used in external wall construction and the decoration and the fitting-out work of high level and multi-story structure as a kind of electric lifting finishing machinery.Gig is the engine installation of aerial work basket, plays crucial effects.At present, the hanging basket usefulness α type gig that generally uses, its pressing wheel mechanism lever is long, spring stiffness is big, and pinch roller is little, and steel rope has small beating when hanging basket normally moves, press rope wheel is damaged, rope inlet position and power output hole site are out-of-line, and some off-centre is unfavorable for the transmission of power a little.
Summary of the invention
The purpose of this utility model is a kind of hoist working mechanism for nacelle of design, reduces pressing wheel mechanism lever length and spring stiffness, increases the pinch roller diameter, each locations of structures in the reasonable Arrangement machine.
The technical scheme that provides according to the utility model: described hoist working mechanism for nacelle comprises casing, with the rope inlet that is positioned at casing top, and is positioned at the rope sheave of casing, and pressing wheel mechanism is set above the described rope sheave; It is characterized in that: in described pressing wheel mechanism, lever is hinged near an end and the casing of rope inlet, the hinged side plate of a side at the close rope inlet in the middle part of lever, bottom at side plate is provided with wheel pressing shaft, pinch roller is installed on wheel pressing shaft, and described pinch roller is pressed on the rope sheave, and the other end of lever is equipped with pull bar moving up and down, on described pull bar, be with spring, be provided with rope outlet in the side of casing.
Described rope inlet and rope outlet are distinguished in a tubular form, and described rope outlet is positioned at the position of rope inlet below near rope sheave, and the outlet of described rope outlet is downward, and the import of described rope inlet upwards; At the position of the close rope sheave in the lower end of rope inlet branch rope piece is set.Upper end at described pull bar is provided with spring perch, and the lower end of pull bar is provided with drag link sleeve, and described spring is between spring perch and drag link sleeve.Between the front and rear wall of casing wheel shaft is set, described rope sheave utilizes bearing installation on wheel shaft; Cylindrical at described rope sheave has V-shaped groove.
Described rope inlet and rope outlet are positioned at a side of casing, and described pull bar and spring are positioned at the casing opposite side.On the cylindrical of rope sheave, is furnished with the circular arc back-up ring corresponding to pinch roller and the opposite side that divides the rope piece.Described pinch roller has two, and the vertical centre axis of the central axis of two pinch rollers and rope sheave is on same straight line.
Advance the position of rope outlet and the spring of pressing wheel mechanism and be distributed in the gig left and right sides, the vertical central axis of the central axis of two pinch rollers and rope sheave is on same straight line, satisfying under the condition of certain lever ratio, pressing wheel mechanism of the present utility model adopts the form of slab short lever, the thickening lever also shortens the length of lever, be convenient to reduce the form and position tolerance when making, also improved the rigidity of lever simultaneously effectively; Rope outlet deflection minute angle makes steel rope walk out sideling from the casing side, gets around the power output hole, keeps rope inlet position and power output hole site in a straight line.
The utlity model has that working stability is reliable, simple in structure, volume is less, advantage such as cheap for manufacturing cost, long service life.
Description of drawings
Fig. 1 is an integral structure scheme drawing of the present utility model.
Fig. 2 is the scheme drawing of pressing wheel mechanism 6 among Fig. 1.
The specific embodiment
As shown in the figure: described hoist working mechanism for nacelle comprises casing 1, with the rope inlet 5 that is positioned at casing 1 top, and is positioned at the rope sheave 3 of casing 1, and pressing wheel mechanism 6 is set above the described rope sheave 3; In described pressing wheel mechanism 6, lever 10 is hinged near an end and the casing 1 of rope inlet 5, the hinged side plate 8 of a side at the close rope inlet 5 in the middle part of lever 10, in the bottom of side plate 8 wheel pressing shaft 16 is set, pinch roller 9 is installed on wheel pressing shaft 16, and described pinch roller 9 is pressed on the rope sheave 3, and the other end of lever 10 is equipped with pull bar 13 moving up and down, on described pull bar 13, be with spring 12, be provided with rope outlet 2 in the side of casing 1.
Described rope inlet 5 is distinguished in a tubular form with rope outlet 2, and described rope outlet 2 is positioned at the position of rope inlet 5 belows near rope sheave 3, and the outlet of described rope outlet 2 is downward, and the import of described rope inlet 5 upwards; At the position of the close rope sheave 3 in the lower end of rope inlet 5 branch rope piece 4 is set.In the upper end of described pull bar 13 spring perch 11 is set, the lower end of pull bar 13 is provided with drag link sleeve 14, and described spring 12 is between spring perch 11 and drag link sleeve 14.
Between the front and rear wall of casing 1 wheel shaft is set, described rope sheave 3 utilizes bearing installation on wheel shaft; Cylindrical at described rope sheave 3 has V-shaped groove.Described rope inlet 5 and rope outlet 2 are positioned at a side of casing 1, and described pull bar 13 is positioned at casing 1 opposite side with spring 12.On the cylindrical of rope sheave 3, is furnished with circular arc back-up ring 7 corresponding to pinch roller 9 and the opposite side that divides rope piece 4.
Described pinch roller 9 has two, and the vertical centre axis of the central axis of two pinch rollers 9 and rope sheave 3 is on same straight line.Described casing 1 is flat-shaped irregular cuboid enclosed construction, leaves the V-shaped groove of rope sheave 3 for preventing steel rope, with rope outlet 2, divide on rope piece 4 and pinch roller 9 non-conterminous rope sheave 3 cylindricals and be furnished with circular arc back-up ring 7.
Described pressing wheel mechanism 6 is L-shaped.Have two holes accordingly on the left end of lever 10 and casing 1 front and rear wall, be hinged on the casing 1 by the left end of bearing pin with lever 10.Take back and be provided with the hole in lever 10 middle parts, side plate 8 is installed on the lever 10 by bearing pin and this hole.There are two holes side plate 8 belows with the central axis symmetric arrangement, and pinch roller 9 is installed on the side plate 8 by wheel pressing shaft 16 and this hole, and pinch roller 9 wherein offsets with the cylindrical of rope sheave 3.The right-hand member of lever 10 and pull bar 13 are hinged, and this pull bar 13 is vertical layout, is with spring 12 on it.One end of spring 12 withstands on the spring perch 11, and the other end is enclosed on the pull bar 13 by drag link sleeve 14 and bearing pin 15.
During work, rope sheave 3 rotates under the drive of actuating unit, and steel rope enters in the casing 1 from the rope inlet 5 of casing 1, and behind the V-shaped groove that enters under minute effect of rope piece 4 on rope sheave 3 cylindricals, with rope sheave 3 rotations.Under the combined action of pinch roller 9, lever 10, spring perch 11, spring 12 and the pull bar 13 of L shaped pressing wheel mechanism 6, steel rope is pressed in the V-shaped groove of rope sheave 3, and with rope sheave 3 mutual friction mutually, produce the work hoisting force, the traction hanging basket climbs along steel rope.Thereby the work hoisting force depends on load-carrying.
Claims (7)
1, hoist working mechanism for nacelle comprises casing (1), with the rope inlet (5) that is positioned at casing (1) top, and is positioned at the rope sheave (3) of casing (1), and pressing wheel mechanism (6) is set above the described rope sheave (3); It is characterized in that: in described pressing wheel mechanism (6), lever (10) is hinged near an end and the casing (1) of rope inlet (5), the hinged side plate of a side (8) at the close rope inlet (5) in the middle part of lever (10), in the bottom of side plate (8) wheel pressing shaft (16) is set, pinch roller (9) is installed on wheel pressing shaft (16), described pinch roller (9) is pressed on the rope sheave (3), the other end of lever (10) is equipped with pull bar moving up and down (13), on described pull bar (13), be with spring (12), be provided with rope outlet (2) in the side of casing (1).
2, hoist working mechanism for nacelle as claimed in claim 1, it is characterized in that: described rope inlet (5) and rope outlet (2) are respectively in a tubular form, described rope outlet (2) is positioned at the position of rope inlet (5) below near rope sheave (3), the outlet of described rope outlet (2) is downward, and the import of described rope inlet (5) upwards; At the position of the close rope sheave (3) in the lower end of rope inlet (5) branch rope piece (4) is set.
3, hoist working mechanism for nacelle as claimed in claim 1, it is characterized in that: spring perch (11) is set in the upper end of described pull bar (13), the lower end of pull bar (13) is provided with drag link sleeve (14), and described spring (12) is positioned between spring perch (11) and the drag link sleeve (14).
4, hoist working mechanism for nacelle as claimed in claim 1 is characterized in that: between the front and rear wall of casing (1) wheel shaft is set, described rope sheave (3) utilizes bearing installation on wheel shaft; Cylindrical at described rope sheave (3) has V-shaped groove.
5, hoist working mechanism for nacelle as claimed in claim 1 is characterized in that: described rope inlet (5) and rope outlet (2) are positioned at a side of casing (1), and described pull bar (13) is positioned at casing (1) opposite side with spring (12).
6, hoist working mechanism for nacelle as claimed in claim 1 is characterized in that: be furnished with circular arc back-up ring (7) corresponding to pinch roller (9) and the opposite side that divides rope piece (4) on the cylindrical of rope sheave (3).
7, hoist working mechanism for nacelle as claimed in claim 1 is characterized in that: described pinch roller (9) has two, and the vertical centre axis of the central axis of two pinch rollers (9) and rope sheave (3) is on same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200415512U CN201254439Y (en) | 2008-08-05 | 2008-08-05 | Hoister operating mechanism for hanging cradle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200415512U CN201254439Y (en) | 2008-08-05 | 2008-08-05 | Hoister operating mechanism for hanging cradle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201254439Y true CN201254439Y (en) | 2009-06-10 |
Family
ID=40737757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200415512U Expired - Fee Related CN201254439Y (en) | 2008-08-05 | 2008-08-05 | Hoister operating mechanism for hanging cradle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201254439Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104555787A (en) * | 2015-01-20 | 2015-04-29 | 李贤明 | Traction type bidirectional crane |
| CN105129649A (en) * | 2015-09-10 | 2015-12-09 | 无锡市运达机械有限公司 | Anti-bouncing device of crane steel wire rope |
| CN107973236A (en) * | 2017-11-11 | 2018-05-01 | 华强方特（芜湖）文化科技有限公司 | The Multi-stage regulating type single-point that a kind of stage is in a row performed hangs guidance system |
-
2008
- 2008-08-05 CN CNU2008200415512U patent/CN201254439Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104555787A (en) * | 2015-01-20 | 2015-04-29 | 李贤明 | Traction type bidirectional crane |
| CN105129649A (en) * | 2015-09-10 | 2015-12-09 | 无锡市运达机械有限公司 | Anti-bouncing device of crane steel wire rope |
| CN107973236A (en) * | 2017-11-11 | 2018-05-01 | 华强方特（芜湖）文化科技有限公司 | The Multi-stage regulating type single-point that a kind of stage is in a row performed hangs guidance system |
| CN107973236B (en) * | 2017-11-11 | 2023-06-06 | 华强方特（芜湖）文化科技有限公司 | Multistage regulation type single-point crane guiding system for stage row performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090610 Termination date: 20120805 |