CN204778490U - Two four connecting rod hoists - Google Patents
Two four connecting rod hoists Download PDFInfo
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- CN204778490U CN204778490U CN201520426261.XU CN201520426261U CN204778490U CN 204778490 U CN204778490 U CN 204778490U CN 201520426261 U CN201520426261 U CN 201520426261U CN 204778490 U CN204778490 U CN 204778490U
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- hoisting crane
- hinged
- trunk beam
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Abstract
The utility model relates to a two four connecting rod hoists contains the wire rope system that unifies of four big connecting rod systems, four little linkages, four big connecting rod systems comprise rotary column, big pull rod, trunk roof beam and cantilever crane, four little connecting rod systems by cantilever crane DF section trunk roof beam DE section, little connecting rod FG and little connecting rod EG constitute, the compound mode of member, combination back in reasonable length range, the range of lifting by crane is great, and lifts by crane the steady level motion in back, is fit for the loading and unloading of the container ship type of harbour below 120, 000 tonnes.
Description
Technical field
The utility model relates to a kind of two double leval jib hoisting crane, belongs to lift field, harbour.
Background technology
Along with the maximization of harbour dock vessels, 10 ton ship types get more and more, and existing pair of four-bar frame hoisting crane, handling amplitude can not meet handling demand.In order to larger ship type can be loaded and unloaded, need, on existing pair of four-bar frame crane foundation, to redefine each size of connecting rod, such that amplitude is maximum reaches 43 meters, the box ship type of below 12 tons can be loaded and unloaded.
Utility model content
Technical problem to be solved in the utility model is to provide two double leval jib hoisting cranes that a kind of maximum lifting amplitude can reach 43 meters; Further, technical problem to be solved in the utility model is to provide a kind of maximum lifting amplitude can reach 43 meters, and is lifted by crane two double leval jib hoisting cranes of thing energy plateau motion during lifting.
For solving the problem, the technical solution of the utility model is: a kind of two double leval jib hoisting crane, comprise large four-bar linkage system, little four-bar linkage system, described large four-bar linkage system comprises rotary column, large pull bar, trunk beam and jib, one end of described large pull bar and the hinge A at described rotary column top hinged, one end and the hinge B of described jib are hinged, the other end of described large pull bar is hinged by one end of hinge C and described trunk beam, and the hinge D on the other end of described jib and described trunk beam is hinged, described little four-bar linkage system comprises described jib DF section, described trunk beam DE section, small rod FG and small rod EG, hinge F on described small rod FG one end and described jib is hinged, one end and described small rod EG one end are hinged, and the other end of described small rod EG and the hinge E of described trunk beam one end are hinged, it is characterized in that: the height of described rotary column is 12450 ~ 14400cm, the length of described large pull bar is 24500 ~ 27950cm, the length of described jib is 29200 ~ 34200cm, described hinge A is 1700 ~ 2320cm to the horizontal throw of hoisting crane centre of gration, described hinge B is 2680 ~ 3000cm to the horizontal throw of described hoisting crane centre of gration, the length of described trunk beam CD section is 4950 ~ 5850cm, the length of described trunk beam DE section is 14500 ~ 16420cm, the length of described small rod FG is 14985 ~ 16600cm, the length of described small rod EG is 2600 ~ 3200cm, the horizontal throw of described hinge D and hinge F is 1428 ~ 2000cm, the vertical distance of described hinge D and hinge F is 769 ~ 800cm.
Above structure and each rod member two double leval jib hoisting cranes in above length range after reasonable combination, can make the centre of gration of hoisting crane reach 39 ~ 43m to the horizontal throw of the hinge E of trunk beam head is maximum.
Further preferably, the height of described rotary column is 14400cm, the length of described large pull bar is 27950cm, the length of described jib is 34200cm, described hinge A is 2320cm to the horizontal throw of described hoisting crane centre of gration, described hinge B is 2680cm to the horizontal throw of described hoisting crane centre of gration, the length of described trunk beam CD section is 5850cm, the length of described trunk beam DE section is 16420cm, the length of described small rod FG is 16600cm, the length of described small rod EG is 3200cm, the horizontal throw of described hinge D and hinge F is 2000cm, the vertical distance of described hinge D and hinge F is 800cm.
Adopt two double leval jib hoisting cranes of this rod member length and distance combination, the centre of gration of hoisting crane can be made to reach 43m to the horizontal throw of the hinge E of trunk beam head is maximum, and trunk beam head hinge E is when minimum radius 12 meters is to amplitude peak 43 meters motion, basic level of approximation motion, namely almost parallel with ground.
Vertical distance bottom described hinge B and described rotary column is 600cm.
The two double leval jib hoisting crane of described one also comprises steel rope system, and described rotary column is provided with hoist rope reel, described steel rope system is released by described hoist rope reel, from the pulley rope stretching connecting shackle of described trunk beam head.
The two double leval jib hoisting crane of described one also comprises steel rope system, described rotary column is provided with hoist rope reel, described steel rope system is released by described hoist rope reel, after the pulley rope stretching of described trunk beam head, through after container spreader by trunk beam head described in the pulley wraparound of described hinge G.
The pulley of described trunk beam head is positioned at hinge E place.
Described hinge A is also hinged with equalizing bar, described equalizing bar one end and lower link bar hinged, described lower link bar is hinged on the middle part of described jib.
The beneficial effects of the utility model are, the array mode of described rod member and length range, after reasonable combination, can make that the horizontal throw of the hinge E that the centre of gration of hoisting crane can be made to trunk beam head is maximum reaches 39 ~ 43m.As adopted suspension hook to lift by crane, then maximum lifting amplitude can reach 39 ~ 43m, and as adopted container spreader to carry out container hoisting, then maximum lifting amplitude can reach 37 ~ 41m, thus can load and unload the box ship type that can load and unload below 12 tons.Further, after adopting the optimal case after optimizing to carry out the combination of each rod member length, trunk beam head hinge E can be made when minimum radius 12 meters is to amplitude peak 43 meters motion, and basic level of approximation motion, namely ensures stationarity during lifting.Therefore, the utility model lifting amplitude is comparatively large, and after lifting, plateau's motion, is applicable to the handling of the box ship type of below harbour 12 ton.
Accompanying drawing explanation
Fig. 1 is constructional drawing of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, two kinds of embodiments of the present utility model are further described.Following examples only for clearly the technical solution of the utility model being described, and can not limit protection domain of the present utility model with this.
The two double leval jib hoisting crane of one as shown in Figure 1, comprise large four-bar linkage system, little four-bar linkage system, described large four-bar linkage system comprises rotary column 1, large pull bar 2, trunk beam 3 and jib 4, one end of described large pull bar 2 and the hinge A at described rotary column 1 top hinged, one end and the hinge B of described jib 4 are hinged, the other end of described large pull bar 2 is hinged by one end of hinge C and described trunk beam 3, and the hinge D on the other end of described jib 4 and described trunk beam 3 is hinged; Described little four-bar linkage system comprises described jib 4DF section, described trunk beam 3DE section, small rod FG5 and small rod EG6, hinge F on described small rod FG5 one end and described jib 4 is hinged, one end and described small rod EG6 one end are hinged, and the other end of described small rod EG6 and the hinge E of described trunk beam 3 one end are hinged.
Vertical distance bottom described hinge B and described rotary column 1 is 600cm.
The two double leval jib hoisting crane of described one also comprises steel rope system, and described rotary column is provided with hoist rope reel, described steel rope system is released by described hoist rope reel, from the pulley rope stretching connecting shackle of described trunk beam 3 head.
The two double leval jib hoisting crane of described one also comprises steel rope system, described rotary column is provided with hoist rope reel, described steel rope system is released by described hoist rope reel, after the pulley rope stretching of described trunk beam 3 head, through after container spreader 8 by trunk beam 3 head described in the pulley wraparound of described hinge G.
The pulley of described trunk beam 3 head is positioned at hinge E place.
Described hinge A is also hinged with equalizing bar, described equalizing bar one end and lower link bar hinged, described lower link bar is hinged on the middle part of described jib 4.
In embodiment one, the height of described rotary column 1 is 12450cm, the length of described large pull bar 2 is 24500, the length of described jib 4 is 29200, described hinge A is 1700 to the horizontal throw of described hoisting crane centre of gration 7, described hinge B is 3000 to the horizontal throw of described hoisting crane centre of gration 7, the length of described trunk beam 3CD section is 4950, the length of described trunk beam 3DE section is 14500, the length of described small rod FG5 is 14985, the length of described small rod EG6 is 2600cm, the horizontal throw of described hinge D and hinge F is 1428cm, the vertical distance of described hinge D and hinge F is 769cm.
Above structure and each rod member are by the two double leval jib hoisting cranes after above length combination, described hoisting crane centre of gration 7 can be made to reach 39m to the horizontal throw of the hinge E of described trunk beam 3 head is maximum, lift by crane as adopted suspension hook, then maximum lifting amplitude can reach 39m, as adopted container spreader to carry out container hoisting, then maximum lifting amplitude can reach 37m.
In embodiment two, the height of described rotary column 1 is 14400cm, the length of described large pull bar 2 is 27950cm, the length of described jib 4 is 34200cm, described hinge A is 2320cm to the horizontal throw of described hoisting crane centre of gration 7, described hinge B is 2680cm to the horizontal throw of described hoisting crane centre of gration 7, the length of described trunk beam 3CD section is 5850cm, the length of described trunk beam 3DE section is 16420cm, the length of described small rod FG5 is 16600cm, the length of described small rod EG6 is 3200cm, the horizontal throw of described hinge D and hinge F is 2000cm, the vertical distance of described hinge D and hinge F is 800cm.
Above structure and each rod member are by the two double leval jib hoisting cranes after above length combination, described hoisting crane centre of gration 7 can be made to reach 43m to the horizontal throw of the hinge E of described trunk beam 3 head is maximum, lift by crane as adopted suspension hook, then maximum lifting amplitude can reach 43m, container hoisting is carried out as adopted container spreader, then maximum lifting amplitude can reach 41m, and when trunk beam 3 head hinge E is when minimum radius 12 meters is to amplitude peak 43 meters motion, basic level of approximation motion, namely ensures stationarity during lifting.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and distortion, these improve and distortion also should be considered as protection domain of the present utility model.
Claims (7)
1. a two double leval jib hoisting crane, comprise large four-bar linkage system, little four-bar linkage system, described large four-bar linkage system comprises rotary column (1), large pull bar (2), trunk beam (3) and jib (4), one end of described large pull bar (2) and the hinge A at described rotary column (1) top hinged, one end and the hinge B of described jib (4) are hinged, the other end of described large pull bar (2) is hinged by one end of hinge C and described trunk beam (3), and the hinge D on the other end of described jib (4) and described trunk beam (3) is hinged, described little four-bar linkage system comprises described jib (4) DF section, described trunk beam (3) DE section, small rod FG(5) and small rod EG(6), described small rod FG(5) hinge F on one end and described jib (4) is hinged, one end and described small rod EG(6) one end is hinged, described small rod EG(6) the other end and the hinge E of described trunk beam (3) one end be hinged, it is characterized in that: the height of described rotary column (1) is 12450 ~ 14400cm, the length of described large pull bar (2) is 24500 ~ 27950cm, the length of described jib (4) is 29200 ~ 34200cm, described hinge A is 1700 ~ 2320cm to the horizontal throw of hoisting crane centre of gration (7), described hinge B is 2680 ~ 3000cm to the horizontal throw of described hoisting crane centre of gration (7), described trunk beam CD(3) length of section is 4950 ~ 5850cm, the length of described trunk beam (3) DE section is 14500 ~ 16420cm, described small rod FG(5) length be 14985 ~ 16600cm, described small rod EG(6) length be 2600 ~ 3200cm, the horizontal throw of described hinge D and hinge F is 1428 ~ 2000cm, the vertical distance of described hinge D and hinge F is 769 ~ 800cm.
2. a kind of two double leval jib hoisting crane as claimed in claim 1, it is characterized in that: the height of described rotary column (1) is 14400cm, the length of described large pull bar (2) is 27950cm, the length of described jib (4) is 34200cm, described hinge A is 2320cm to the horizontal throw of described hoisting crane centre of gration (7), described hinge B is 2680cm to the horizontal throw of described hoisting crane centre of gration (7), the length of described trunk beam (3) CD section is 5850cm, the length of described trunk beam (3) DE section is 16420cm, described small rod FG(5) length be 16600cm, described small rod EG(6) length be 3200cm, the horizontal throw of described hinge D and hinge F is 2000cm, the vertical distance of described hinge D and hinge F is 800cm.
3. a kind of two double leval jib hoisting crane as claimed in claim 1, is characterized in that: described hinge B is 600cm with the vertical distance bottom described rotary column (1).
4. a kind of two double leval jib hoisting crane as claimed in claim 1, it is characterized in that: the two double leval jib hoisting crane of described one also comprises steel rope system, described rotary column is provided with hoist rope reel, described steel rope system is released by described hoist rope reel, from the pulley rope stretching connecting shackle of described trunk beam (3) head.
5. a kind of two double leval jib hoisting crane as claimed in claim 1, it is characterized in that: the two double leval jib hoisting crane of described one also comprises steel rope system, described rotary column is provided with hoist rope reel, described steel rope system is released by described hoist rope reel, after the pulley rope stretching of described trunk beam (3) head, through after container spreader (8) by trunk beam (3) head described in the pulley wraparound of described hinge G.
6. a kind of two double leval jib hoisting crane as described in Claims 2 or 3, is characterized in that: the pulley of described trunk beam (3) head is positioned at hinge E place.
7. a kind of two double leval jib hoisting crane as claimed in claim 1, is characterized in that: described hinge A is also hinged with equalizing bar, described equalizing bar one end and lower link bar hinged, described lower link bar is hinged on the middle part of described jib (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520426261.XU CN204778490U (en) | 2015-06-19 | 2015-06-19 | Two four connecting rod hoists |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520426261.XU CN204778490U (en) | 2015-06-19 | 2015-06-19 | Two four connecting rod hoists |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204778490U true CN204778490U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520426261.XU Active CN204778490U (en) | 2015-06-19 | 2015-06-19 | Two four connecting rod hoists |
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| CN (1) | CN204778490U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107253676A (en) * | 2017-07-27 | 2017-10-17 | 河南省黄河防爆起重机有限公司 | A kind of gib arm of crane frame mechanism |
-
2015
- 2015-06-19 CN CN201520426261.XU patent/CN204778490U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107253676A (en) * | 2017-07-27 | 2017-10-17 | 河南省黄河防爆起重机有限公司 | A kind of gib arm of crane frame mechanism |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |