CN202880683U - Lifting mechanism capable of pulling obliquely, lifting and transporting - Google Patents
Lifting mechanism capable of pulling obliquely, lifting and transporting Download PDFInfo
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- CN202880683U CN202880683U CN 201220495658 CN201220495658U CN202880683U CN 202880683 U CN202880683 U CN 202880683U CN 201220495658 CN201220495658 CN 201220495658 CN 201220495658 U CN201220495658 U CN 201220495658U CN 202880683 U CN202880683 U CN 202880683U
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Abstract
The utility model relates to a lifting mechanism capable of pulling obliquely, lifting and transporting. The lifting mechanism capable of pulling obliquely, lifting and transporting comprises two groups of lifting devices left and right; each group of lifting device comprises a coil cylinder, and a pulley block formed by at least two fixed pulleys and a lifting hook group; the fixed pulleys are rotatably installed on a corresponding pulley frame through respective rotary shafts; two ends of the pulley frame are respectively and fixedly connected with an ear shaft articulated with a corresponding vehicle frame; and the axis of each rotary shaft is lower than that of the ear shaft. The lifting mechanism capable of pulling obliquely, lifting and transporting provided by the utility model is simple in structure, and can be used for improving the obliquely pulling, lifting and transporting stability of each lifting device when the two groups of lifting devices are used for lifting and transporting materials at the same time.
Description
Technical field
But the utility model relates to a kind of lifting mechanism of oblique pull handling.
Background technology
Publication No. is that the Chinese patent application " crane hoisting mechanism " of CN 101920908A has been announced a kind of jack up unit, comprise the reel that is installed on the vehicle frame, the fixed pulley group of passing through rope connecting shackle assembly, the fixed pulley group is rotated and is installed on the pulley yoke, the pulley yoke two ends have the gudgeon of protrusion, and pulley yoke is articulated on the vehicle frame by gudgeon and corresponding two pulley yoke bearing seats.The rotating shaft of reel by two ends cooperates with bearing seat and is installed in the car frame, and wherein an end is connected with clutch end by coupler as power intake projecting shaft bearing.Under power driven, reel rotates, and drives rope and twines, and the suspension hook group drives weight and rises.When the fixed pulley group was stressed owing to the oblique pull of rope, pulley yoke can rotate an angle around gudgeon, and automatic capturing so that the oblique pulling that acts on the fixed pulley group becomes the positive pressure that acts on the pulley yoke, improves the vehicle frame force-bearing situation.This application file middle pulley mounting structure is unreasonable, is easy to cause the pulley yoke rolling when the oblique pull handling, the handling poor stability; And two groups of fixed pulley coaxial rotation in the assembly pulley are installed in the pulley yoke, therefore when the oblique pull handling, material can be producing beat along the trunnion axis direction, so that handling is unstable, pulley block structure is brought to a certain degree wearing and tearing and impact, reduced the pulley block structure life-span.
The utility model content
But the purpose of this utility model provides a kind of lifting mechanism that improves the oblique pull handling of oblique pull handling good stability.
For addressing the above problem, the technical solution adopted in the utility model is:
But a kind of lifting mechanism of oblique pull handling, two groups of bonts about comprising, every group of bont includes a reel, at least two assembly pulley and suspension hook groups that fixed pulley forms, described fixed pulley rotates by rotating shaft separately and is installed on the associated pulleys frame, described pulley yoke two ends are fixed with respectively for the gudgeon hinged with corresponding vehicle frame, and described each shaft axis is lower than described trunnion axis.
Described trunnion axis is extended along the vertical direction, and the shaft axis of each fixed pulley staggers on above-below direction mutually.
The lifting mechanism that the utility model proposes comprises two groups of jack up units that are separated by a distance setting, every group of jack up unit comprises a reel, reel is connected with a suspension hook group and an assembly pulley by rope, the pulley of assembly pulley rotates by each axis of rotation and is installed on the pulley yoke, the pulley yoke two ends are fixed with gudgeon, when simultaneously handling of two groups of jack up units material, each reel rotates under power driven jointly, the suspension hook group lifts material jointly, along with the lifting meeting of material applies oblique pulling force at rope, oblique pulling force acts on the assembly pulley by rope, pulley yoke and assembly pulley are done as a whole meeting around the gudgeon rotation at two ends, the shaft axis of the pulley of installing on the pulley yoke is lower than trunnion axis, the pulley yoke center of gravity is lower, more stable, so pulley yoke is subjected to be difficult for behind the oblique pulling force producing rolling so that this structure stability is better when the oblique pull handling.
Further, each pulley shaft axis staggers up and down along the trunnion axis bearing of trend and this architectural feature is set so that when the oblique pull handling, material is being difficult for beat along the trunnion axis direction, stability when further having strengthened this structure oblique pull handling, and reduce the impact that beat causes to pulley yoke, improve the pulley yoke life-span.
Description of drawings
Fig. 1 is the front view of the utility model embodiment;
Fig. 2 is the birds-eye view of Fig. 1.
The specific embodiment
A kind of embodiment of the present utility model such as Fig. 1～shown in Figure 2, comprise that horizontal direction is separated by a distance the left side of setting, right two groups of jack up units: rise from left to right device and comprise left reel 21, left reel 21 connects left chain wheel group 41 and a left suspension hook group 31 that is comprised of two pulleys 413 by left steel rope 11, two pulleys 413 of left chain wheel group 41 rotate by each axis of rotation and are installed on the left chain wheel frame 412, left chain wheel frame 412 two ends are fixed with respectively left gudgeon 411, left gudgeon 411 axis extend along the vertical direction, left chain wheel frame 412 is provided with left intermediate plate 4121, two pulley 413 axis of left chain wheel group 41 are divided into left intermediate plate 4121 both sides perpendicular to left gudgeon 411 axis, and the shaft axis of two pulleys 413 is lower than the axis of left gudgeon 411, and the shaft axis of two pulleys 413 of left chain wheel group 41 is parallel and stagger up and down along left trunnion axis bearing of trend.Rise from right to left device and comprise right reel 22, right reel 22 connects right pulley group 42 and a right suspension hook group 32 that is comprised of two pulleys 423 by right steel rope 12, two pulleys 423 of right pulley group 42 rotate by each axis of rotation and are installed on the right pulley frame 422, right pulley frame 422 two ends are fixed with auris dextra axle 421, auris dextra axle 421 axis extend along the vertical direction, right pulley frame 422 is provided with right intermediate plate 4221, two pulley 423 axis of right pulley group 42 are divided into right intermediate plate 4221 both sides perpendicular to auris dextra axle 421 axis, and the shaft axis of two pulleys 423 is lower than the axis of auris dextra axle 421. and the shaft axis of two pulleys 423 of right pulley group 42 is parallel and stagger up and down along auris dextra axle Axis Extension direction.
During use, left reel 21 and right reel 22 are installed in respectively on car frame's case beam, and separated by a distance, left chain wheel group 41 is articulated on the dolly by the left gudgeon 411 at left chain wheel frame 412 two ends, right pulley group 42 is articulated on the dolly by the auris dextra axle 421 at right pulley frame 422 two ends, left steel rope 11 lays out through after the left suspension hook group 31 from left reel 21, moves into left chain wheel group 41, is fixed on the A point finally by left suspension hook group 31 rear fag ends; Right steel rope 12 lays out through after the right suspension hook group 32 from right reel 22, moves into right pulley group 42, is fixed on the B point finally by right suspension hook group 32 rear fag ends; Under power driven, left reel 21 and 22 rotations of right reel, left steel rope 11 is reeled at left reel 21, right steel rope 12 is reeled at right reel 22, left suspension hook group 31 and right suspension hook group 32 simultaneously improving material rise, the material that is between the two suspension hook groups produces oblique pulling force by steel rope to the assembly pulley on both sides, and the rising along with material, direction of pull constantly changes, the pulley yoke of both sides and assembly pulley do as a whole will be around angle of corresponding gudgeon rotation separately, automatic capturing so that the oblique pulling that acts on the assembly pulley becomes the positive pressure that acts on the pulley yoke, thereby improves the force-bearing situation of car frame.Because left gudgeon 411 axis are higher than the shaft axis of left chain wheel 413 in the left chain wheel group 41, auris dextra axle 421 axis are higher than the shaft axis of right pulley 423 in the right pulley group 42, left chain wheel frame 412 and right pulley frame 422 centers of gravity are all lower, therefore when the oblique pull handling, two pulley yokes are difficult for rolling, and handling is stable; Further, the shaft axis of two left chain wheels 413 in the left chain wheel group 41 is parallel and stagger up and down along left trunnion axis bearing of trend, the shaft axis of two right pulley 423 in the right pulley group 42 is parallel and stagger up and down along auris dextra axle Axis Extension direction, so that when the oblique pull handling, material is difficult for along two trunnion axis beats, and the handling process is more stable.
Two fixed pulley shaft axis in the assembly pulley stagger up and down along the trunnion axis bearing of trend in the present embodiment, also can make in other embodiments two coaxial settings of fixed pulley.
Claims (2)
1. but the lifting mechanism of an oblique pull handling, two groups of bonts about comprising, every group of bont includes a reel, at least two assembly pulley and suspension hook groups that fixed pulley forms, described fixed pulley rotates by rotating shaft separately and is installed on the associated pulleys frame, described pulley yoke two ends are fixed with respectively for the gudgeon hinged with corresponding vehicle frame, it is characterized in that: described each shaft axis is lower than described trunnion axis.
But 2. the lifting mechanism of oblique pull handling according to claim 1, it is characterized in that: described trunnion axis is extended along the vertical direction, and the shaft axis of each fixed pulley staggers on above-below direction mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220495658 CN202880683U (en) | 2012-09-26 | 2012-09-26 | Lifting mechanism capable of pulling obliquely, lifting and transporting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220495658 CN202880683U (en) | 2012-09-26 | 2012-09-26 | Lifting mechanism capable of pulling obliquely, lifting and transporting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202880683U true CN202880683U (en) | 2013-04-17 |
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ID=48072130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220495658 Expired - Fee Related CN202880683U (en) | 2012-09-26 | 2012-09-26 | Lifting mechanism capable of pulling obliquely, lifting and transporting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202880683U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879182A (en) * | 2019-01-30 | 2019-06-14 | 武汉船用机械有限责任公司 | A device and crane are turned over for crane |
-
2012
- 2012-09-26 CN CN 201220495658 patent/CN202880683U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879182A (en) * | 2019-01-30 | 2019-06-14 | 武汉船用机械有限责任公司 | A device and crane are turned over for crane |
| CN109879182B (en) * | 2019-01-30 | 2020-09-08 | 武汉船用机械有限责任公司 | Pile turning device for crane and crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20160926 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |