CN205151592U - Girder pull rod of bank crane - Google Patents
Girder pull rod of bank crane Download PDFInfo
- Publication number
- CN205151592U CN205151592U CN201520981225.XU CN201520981225U CN205151592U CN 205151592 U CN205151592 U CN 205151592U CN 201520981225 U CN201520981225 U CN 201520981225U CN 205151592 U CN205151592 U CN 205151592U
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- crossbeam
- bracing strut
- lateral bracing
- land
- bank crane
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Abstract
The utility model discloses a girder pull rod of bank crane, include: the ladder racks top that land lateral bracing strut, intermediate draw bar and extra large lateral bracing strut, the one end of land lateral bracing strut, intermediate draw bar and extra large lateral bracing strut were fixed at the bank crane, the other end is fixed on the girder of bank crane, wherein from the direction of land side to sea side on the girder, fixed land lateral bracing strut, intermediate draw bar and extra large lateral bracing strut in proper order. The utility model provides a girder pull rod of bank crane has three rows of pull rods, through increasing by one row of pull rod setting, can effectively promote the rigidity of girder under the condition that does not increase the girder cross -sectional height, has the advantage on the super large specification bank crane that has super large outreach, super large elevating capacity.
Description
Technical field
The utility model relates to harbour machinery field, more particularly, relates to bank crane.
Background technology
Shore container crane is the important port machine tool in harbour shipping.Along with the further maximization of boats and ships development, increasing boats and ships also require that increasing bank crane coordinates with it, the width of large ship, highly all significantly promote, and stowage capacity also significantly raises simultaneously.So bank crane is towards " three supertypes " future development of overlength outreach, super large lifting altitude, over-height stacking operation speed.
The super large-scale bank crane profile of new generation meeting " three supertypes " development tendency is large, and castor >=75m, (existing conventional bank crane is 65m), requires hook load >=85t (existing bank crane is 65t).On existing bank crane, double pull bar is mainly adopted to play object that is fixing and lifting crossbeam rigidity for crossbeam (front crossbeam).Double pull bar comprises the land lateral bracing strut near side, land and the extra large lateral bracing strut near extra large side.For the crossbeam of castor >=75m, the span between land lateral bracing strut and extra large lateral bracing strut will reach more than 35 meters, and so large span significantly can reduce the rigidity of crossbeam.The method of solution be increase crossbeam depth of section to promote a rigidity, according to calculating, for super large-scale bank crane, need near for large beam section height reducing to add to 2.6 meters, could rigidity requirement be met.For the crossbeam that length is huge, increase depth of section and mean that the volume of crossbeam, face area and deadweight all significantly increase, make the integral installation of bank crane, operation and maintenance difficulty all increases.In addition, after large beam section height increases, the wind area of crossbeam increases, and considers that the working environment of bank crane is the port area that wind is larger, therefore wind area can increase the wind load of the entirety of bank crane after increasing, and this carries for complete machine wheel load and harbour is also disadvantageous.
Utility model content
The utility model is intended to propose a kind of novel crossbeam pull bar, is promoted the rigidity of crossbeam by the mode increasing by row's pull bar, but by not increasing the depth of section of crossbeam.
According to an embodiment of the present utility model, a kind of crossbeam pull bar of bank crane is proposed, comprise: land lateral bracing strut, centre link and extra large lateral bracing strut, one end of land lateral bracing strut, centre link and extra large lateral bracing strut is fixed on the ladder frame top of bank crane, the other end is fixed on the crossbeam of bank crane, wherein on crossbeam from the direction of Ce Zhihai side, land, fix land lateral bracing strut, centre link and extra large lateral bracing strut successively.
In one embodiment, land lateral bracing strut is a pair, and a pair land lateral bracing strut is arranged in the inner side of described crossbeam.Sea lateral bracing strut is a pair, and a pair extra large lateral bracing strut is arranged in the inner side of described crossbeam.Centre link is a pair, and a pair centre link is arranged in the outside of described crossbeam.
In one embodiment, the interior coxostermum of land lateral bracing strut and extra large lateral bracing strut and crossbeam is to muscle.The outer coxostermum of centre link and crossbeam is to muscle.
In one embodiment, land lateral bracing strut is fixed on the position of distance land side end 1/3 on crossbeam.Centre link is fixed on the position of distance land side end 2/3 on crossbeam.Sea lateral bracing strut is fixed on the extra large side end on crossbeam.
In one embodiment, land lateral bracing strut, centre link and extra large lateral bracing strut all has eccentric bushing.
The crossbeam pull bar of the bank crane that the utility model proposes has three row's pull bars, arrange by increasing by row's pull bar, effectively can promote the rigidity of crossbeam when not increasing large beam section height, the super large-scale bank crane with super large castor, super large hoisting capacity has advantage.
Accompanying drawing explanation
The above and other feature of the utility model, character and advantage are by more obvious by what become below in conjunction with the description of drawings and Examples, and Reference numeral identical in the accompanying drawings represents identical feature all the time, wherein:
Fig. 1 discloses the construction profile of the crossbeam pull bar of the bank crane according to an embodiment of the present utility model.
Fig. 2 discloses the Facad structure figure of the crossbeam pull bar of the bank crane according to an embodiment of the present utility model.
Detailed description of the invention
Shown in figure 1 and Fig. 2, the utility model is intended to the crossbeam pull bar proposing a kind of bank crane, Fig. 1 discloses the construction profile of the crossbeam pull bar of the bank crane according to an embodiment of the present utility model, and Fig. 2 discloses the Facad structure figure of the crossbeam pull bar of bank crane.This crossbeam pull bar promotes the rigidity of crossbeam by the mode increasing by row's pull bar, but by not increasing the depth of section of crossbeam.
The crossbeam pull bar land lateral bracing strut 102 of this bank crane, centre link 104 and extra large lateral bracing strut 106.One end of land lateral bracing strut 102, centre link 104 and extra large lateral bracing strut 106 is fixed on the top of the ladder frame 202 of bank crane, and the other end is fixed on the crossbeam 204 of bank crane.From the direction of Ce Zhihai side, land on crossbeam, fix land lateral bracing strut 102, centre link 104 and extra large lateral bracing strut 106 successively.Land lateral bracing strut 102, centre link 104 and extra large lateral bracing strut 106 are a pair separately, are arranged in the both sides of crossbeam 204.Shown in figure 2, a pair land lateral bracing strut 102 is arranged in the inner side of crossbeam 204, with coxostermum in crossbeam to muscle.A pair extra large lateral bracing strut 106 is arranged in the inner side of crossbeam 204 equally, also with coxostermum in crossbeam to muscle.A pair centre link 104 is arranged in the outside of crossbeam, with the outer coxostermum of crossbeam to muscle.As shown in Figure 2, be arranged between land lateral bracing strut 102 inside crossbeam and extra large lateral bracing strut 106 and there is out a grade size A, be arranged between the centre link outside crossbeam and there is out a grade size B.Open a grade size B and be greater than out a grade size A, therefore on the direction along large beam width, land lateral bracing strut 102, centre link 104 and extra large lateral bracing strut 106 stagger mutually.Shown in figure 1, land lateral bracing strut 102 is fixed on the position of distance land side end 1/3 on crossbeam 204.Centre link 104 is fixed on the position of distance land side end 2/3 on crossbeam 204.Sea lateral bracing strut 106 is fixed on the extra large side end on crossbeam 204.Land lateral bracing strut 102, centre link 104 and extra large lateral bracing strut 106 are arranged at equal intervals along the length of crossbeam substantially.Composition graphs 1 and Fig. 2, no matter on the length direction or Width of crossbeam, land lateral bracing strut 102, centre link 104 and extra large lateral bracing strut 106 stagger all mutually, therefore in process steeved by crossbeam land lateral bracing strut, can not mutually interfere between centre link and extra large lateral bracing strut.
In one embodiment, land lateral bracing strut 102, centre link 104 and extra large lateral bracing strut 106 all has eccentric bushing.The effect of eccentric bushing is after pull bar assembling, can carry out a certain amount of adjustment as required to pull bar length.
Adopt the design of three row's pull bars, under acquisition and double pull bar design the prerequisite of equal crossbeam rigidity, the depth of section of crossbeam can be reduced to 2 meters, compared with the depth of section of 2.6 meters required by designing with double pull bar, the deadweight of crossbeam body can alleviate 15%, crossbeam wind area can reduce by 17% (deadweight of crossbeam body is not be directly proportional completely to the depth of section of crossbeam to crossbeam wind area, and therefore above-mentioned data obtain according to calculating and actual tests).
So the design of three row's pull bars solves the problem causing crossbeam rigidity to reduce because castor is long, solves because hoisting capacity increases the problem causing crossbeam rigidity to reduce, solves because large beam section increases the large problem of rear wind area.
The crossbeam pull bar of the bank crane that the utility model proposes has three row's pull bars, arrange by increasing by row's pull bar, effectively can promote the rigidity of crossbeam when not increasing large beam section height, the super large-scale bank crane with super large castor, super large hoisting capacity has advantage.
Above-described embodiment is available to be familiar with person in the art to realize or to use of the present utility model; those skilled in the art can when not departing from utility model thought of the present utility model; various modifications or change are made to above-described embodiment; thus protection domain of the present utility model not limit by above-described embodiment, and should be the maximum range meeting the inventive features that claims are mentioned.
Claims (5)
1. the crossbeam pull bar of a bank crane, it is characterized in that, comprise: land lateral bracing strut, centre link and extra large lateral bracing strut, one end of land lateral bracing strut, centre link and extra large lateral bracing strut is fixed on the ladder frame top of bank crane, the other end is fixed on the crossbeam of bank crane, from the direction of Ce Zhihai side, land on wherein said crossbeam, fix land lateral bracing strut, centre link and extra large lateral bracing strut successively.
2. the crossbeam pull bar of bank crane as claimed in claim 1, is characterized in that,
Described land lateral bracing strut is a pair, and a pair land lateral bracing strut is arranged in the inner side of described crossbeam;
Described extra large lateral bracing strut is a pair, and a pair extra large lateral bracing strut is arranged in the inner side of described crossbeam;
Described centre link is a pair, and a pair centre link is arranged in the outside of described crossbeam.
3. the crossbeam pull bar of bank crane as claimed in claim 2, is characterized in that,
The interior coxostermum of described land lateral bracing strut and extra large lateral bracing strut and crossbeam is to muscle;
The outer coxostermum of described centre link and crossbeam is to muscle.
4. the crossbeam pull bar of bank crane as claimed in claim 1, is characterized in that,
Described land lateral bracing strut is fixed on the position of distance land side end 1/3 on crossbeam;
Described centre link is fixed on the position of distance land side end 2/3 on crossbeam;
Described extra large lateral bracing strut is fixed on the extra large side end on crossbeam.
5. the crossbeam pull bar of bank crane as claimed in claim 1, is characterized in that described land lateral bracing strut, centre link and extra large lateral bracing strut all have eccentric bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520981225.XU CN205151592U (en) | 2015-12-01 | 2015-12-01 | Girder pull rod of bank crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520981225.XU CN205151592U (en) | 2015-12-01 | 2015-12-01 | Girder pull rod of bank crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205151592U true CN205151592U (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520981225.XU Active CN205151592U (en) | 2015-12-01 | 2015-12-01 | Girder pull rod of bank crane |
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| Country | Link |
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| CN (1) | CN205151592U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105314550A (en) * | 2015-12-01 | 2016-02-10 | 上海振华重工(集团)股份有限公司 | Crossbeam pull rod of bank crane |
| CN113686488A (en) * | 2021-08-24 | 2021-11-23 | 上海振华重工(集团)股份有限公司 | Load balance control method and device for front girder structure of quayside container crane |
-
2015
- 2015-12-01 CN CN201520981225.XU patent/CN205151592U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105314550A (en) * | 2015-12-01 | 2016-02-10 | 上海振华重工(集团)股份有限公司 | Crossbeam pull rod of bank crane |
| CN113686488A (en) * | 2021-08-24 | 2021-11-23 | 上海振华重工(集团)股份有限公司 | Load balance control method and device for front girder structure of quayside container crane |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |