CN113511597B - Hoisting method and hoisting system for door frame assembly - Google Patents
Hoisting method and hoisting system for door frame assembly Download PDFInfo
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- CN113511597B CN113511597B CN202110536618.XA CN202110536618A CN113511597B CN 113511597 B CN113511597 B CN 113511597B CN 202110536618 A CN202110536618 A CN 202110536618A CN 113511597 B CN113511597 B CN 113511597B
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- Prior art keywords
- door frame
- lifting
- frame assembly
- lifting point
- point
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
- B66C23/52—Floating cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
Abstract
The invention discloses a hoisting method of a door frame assembly, wherein the door frame assembly comprises a sea side upright post, a land side upright post, a door frame supporting rod and a door frame connecting beam, and the hoisting method comprises the following steps: a first hanging point and a second hanging point are respectively arranged at the tops of the sea side stand column and the land side stand column; a third lifting point is arranged on the door frame connecting beam; simultaneously lifting the door frame assembly by using the first lifting point, the second lifting point and the third lifting point to turn over to a first included angle; and lifting the door frame assembly by utilizing the first lifting point and the second lifting point to finish turning over and assembly of the door frame assembly. The third lifting point is arranged on the door frame connecting beam, and the door frame connecting beam and the first lifting point and the second lifting point are lifted at the same time, so that the bending moment of the door frame connecting beam extending across the land side upright post part from the dead weight to the land side upright post is reduced, and the deformation and the damage of the door frame structure are avoided.
Description
Technical Field
The invention relates to the field of installation of shore container cranes, in particular to a hoisting method and a hoisting system of a door frame assembly.
Background
The double-trolley shore container crane is a common arrangement form of an automatic shore bridge, and is integrally composed of a girder assembly, a girder trolley assembly, a door frame trolley assembly and the like, wherein the door frame assembly is composed of a sea side upright post, a land side upright post, a door frame supporting rod and a door frame connecting beam.
Disclosure of Invention
The invention aims to solve the problem that a large bending moment is generated on a land side upright post by extending a door frame connecting beam across the land side upright post in the lifting process of the door frame.
In order to solve the technical problems, an embodiment of the invention discloses a hoisting method of a door frame assembly, wherein the door frame assembly comprises a sea side upright post, a land side upright post, a door frame stay bar and a door frame connecting beam, and the hoisting method comprises the following steps: a first hanging point and a second hanging point are respectively arranged at the tops of the sea side stand column and the land side stand column; a third lifting point is arranged on the door frame connecting beam; simultaneously lifting the door frame assembly by using the first lifting point, the second lifting point and the third lifting point to turn over to a first included angle; and lifting the door frame assembly by utilizing the first lifting point and the second lifting point to finish turning over and assembly of the door frame assembly.
By adopting the technical scheme, the third lifting point is arranged on the door frame connecting beam and is lifted simultaneously with the first lifting point and the second lifting point, so that the bending moment of the dead weight of the door frame connecting beam extending across the land side upright post part on the land side upright post is reduced, and the deformation and damage of the door frame structure are avoided.
Further, the part of the door frame connecting beam extending across the land side upright post is a cantilever beam, and the third lifting point is arranged on a supporting rod node plate of the cantilever beam.
By adopting the technical scheme, the third lifting point is arranged on the cantilever beam supporting rod node plate and is lifted simultaneously with the first lifting point and the second lifting point, so that the bending moment of the dead weight of the cantilever beam to the land side upright post is reduced, and the structural deformation of the door frame is further avoided.
Further, the first hanging point and the second hanging point are hung by adopting a floating crane, and the third hanging point is hung by adopting an automobile crane.
Further, before the step of lifting the door frame assembly to turn over to a first included angle by using the first lifting point, the second lifting point and the third lifting point simultaneously, the method comprises the following steps: the upper openings of the sea side upright posts and the land side upright posts face to the sea side.
Further, in the step of lifting the door frame assembly to turn over to a first included angle by using the first lifting point, the second lifting point and the third lifting point at the same time, the method includes: the lower openings of the sea side stand column and the land side stand column are grounded.
Further, landing points of the lower ports of the sea side column and the land side column remain unchanged.
Further, the first hanging point and the second hanging point are respectively arranged at the upper openings of the sea side upright post and the land side upright post.
Further, the first included angle is 45-60 degrees.
Further, the door frame assembly is assembled before being hoisted.
The embodiment of the invention also discloses a hoisting system of the door frame assembly, which comprises: the door frame assembly in the double-trolley shore container crane is hoisted by adopting the hoisting method of the door frame assembly.
Compared with the prior art, the invention has the following technical effects:
the lifting point is added on the door frame connecting beam and is lifted simultaneously with the lifting points at the tops of the sea side upright posts and the land side upright posts, so that the bending moment of the door frame connecting beam, which extends across the land side upright post part, on the land side upright post is reduced, the deformation and the damage of the door frame structure are avoided, meanwhile, the arrangement and the production of a company are facilitated, the working period is greatly reduced, the construction efficiency is greatly improved, and the construction risk is effectively reduced.
Drawings
FIG. 1 shows a flow chart of a method of lifting a door frame assembly provided for an embodiment of the present invention;
FIG. 2 shows a schematic structural diagram of a double trolley quayside container crane;
fig. 3a shows a first schematic view of a hoisting system of a door frame assembly according to an embodiment of the present invention;
FIG. 3b is a schematic view of the direction A-A of FIG. 3 a;
fig. 4a shows a second schematic view of a lifting system of a door frame assembly according to an embodiment of the present invention;
fig. 4b shows a third schematic view of a lifting system of a door frame assembly according to an embodiment of the present invention;
fig. 5a shows a fourth schematic view of a lifting system of a door frame assembly according to another embodiment of the present invention;
fig. 5b shows a fifth exemplary lifting system of a door frame assembly according to another embodiment of the present invention.
Reference numerals:
10-girder assembly; 20-girder trolley assembly; 30-a door frame assembly; 310-sea side posts; 320-land side posts; 330-door frame stay; 340-door frame contact beams; 350-cantilever beam; 40-portal trolley assembly; 51-a first suspension point; 52-a second suspension point; 53-a third lifting point; 60-automobile crane; 70-floating crane; 71-floating crane steel wire ropes; beta-first included angle; beta 1 -a second included angle; alpha, alpha 1 、α 2 -pitch angle; l, L 1 、L 2 -the distance of the hull of the floating crane from the shore.
Detailed Description
Further advantages and effects of the present invention will become apparent to those skilled in the art from the disclosure of the present specification, by describing the embodiments of the present invention with specific examples. While the description of the invention will be described in connection with the preferred embodiments, it is not intended to limit the inventive features to the implementation. Rather, the purpose of the invention described in connection with the embodiments is to cover other alternatives or modifications, which may be extended by the claims based on the invention. The following description contains many specific details for the purpose of providing a thorough understanding of the present invention. The invention may be practiced without these specific details. Furthermore, some specific details are omitted from the description in order to avoid obscuring the invention. It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
It should be noted that in this specification, like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present embodiment, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
In the description of the present embodiment, it should also be noted that, unless explicitly specified and limited otherwise, the term "disposed" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present embodiment can be understood in a specific case by those of ordinary skill in the art.
In the description of the present embodiment, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1, an embodiment of the present invention provides a method for hoisting a door frame assembly including a sea side column, a land side column, a door frame stay, and a door frame contact beam, the method comprising:
s1: a first hanging point and a second hanging point are respectively arranged at the tops of the sea side stand column and the land side stand column;
s2: a third lifting point is arranged on the door frame connecting beam;
s3: simultaneously lifting the door frame assembly by using the first lifting point, the second lifting point and the third lifting point to turn over to a first included angle;
s4: and lifting the door frame assembly by utilizing the first lifting point and the second lifting point to finish turning over and assembly of the door frame assembly.
Specifically, the third lifting point is arranged on the door frame connecting beam and is lifted simultaneously with the first lifting point and the second lifting point, so that the bending moment of the door frame connecting beam extending across the land side upright post part from the dead weight to the land side upright post is reduced, and the deformation and the damage of the door frame structure are avoided.
Further, a first hanging point and a second hanging point are respectively arranged at the upper openings of the sea side stand column and the land side stand column.
Referring to fig. 2, fig. 2 is a schematic structural view of a double-trolley quay container crane, which is composed of girder assembly 10, girder assembly 20, door frame assembly 30, door frame assembly 40, etc., wherein door frame assembly 30 includes sea side column 310, land side column 320, door frame stay 330, door frame contact beam 340, the portion of door frame contact beam 340 extending across land side column 320 is cantilever beam 350, and a third suspension point is provided on a stay node plate of cantilever beam 350. The third lifting point is arranged on the support rod node plate of the cantilever beam 350 and is lifted simultaneously with the first lifting point and the second lifting point, so that the bending moment of the dead weight of the cantilever beam to the land side upright post is reduced, the straightness dimensional deviation of the cantilever beam rail bearing beam is reduced, and the deformation damage of a door frame structure is further avoided.
Referring to fig. 3a and 3b, the first suspension point 51 and the second suspension point 52 are suspended by the floating crane 70, the third suspension point 53 is suspended by the truck crane 60, and the floating crane arm is pulled by the floating crane wire rope 71, wherein the top of the sea side column 310 is provided with the first suspension point 51, the top of the land side column 320 is provided with the second suspension point 52, and the third suspension point 53 is arranged on the brace node plate of the cantilever beam 350, before the door frame assembly is suspended, the pitch angle of the floating crane is alpha, the distance between the hull of the floating crane and the shore is L, the door frame assembly is parallel to the ground, and the upper openings of the sea side column 310 and the land side column 320 face the sea side, so that the lifting of the door frame assembly is facilitated, and the assembly of the double-trolley shore container crane is facilitated after the lifting of the door frame assembly is completed.
Referring to fig. 4a and 4b, a lifting system for a door frame assembly according to an embodiment of the present invention is provided by varying the pitch angle α, α of the floating crane 1 、α 2 And the distance L between the hull of the floating crane and the shore is kept unchanged, so that the door frame assembly is hoisted. The method specifically comprises the following steps:
firstly, when lifting starts, lifting the door frame assembly to turn over by utilizing a first lifting point, a second lifting point and a third lifting point, lifting the third lifting point by using a cantilever Liang Peige, keeping the weight of the automobile lifting hook head at the weight of the cantilever beam until the door frame assembly turns over to a first included angle beta, which can be 45-60 degrees, disconnecting the door frame assembly from the third lifting point, namely removing the automobile lifting hook head, and adjusting the pitch angle from alpha to alpha at the same time 1 The landing points of the door frame assembly, namely the landing points of the lower openings of the sea side stand columns and the land side stand columns, are kept unchanged in the process of hoisting the door frame assembly to the first included angle, and the door frame assembly is hoisted to the first included angle;
secondly, lifting is continued by the floating crane, the door frame assembly is lifted by the first lifting point and the second lifting point to finish turning and assembly of the door frame assembly, and the pitch angle is formed by alpha 1 Adjust to alpha 2 Realizing the adjustment of the door frame component from the first included angle beta to the second included angle beta 1 And turning over and assembling the door frame assembly.
Compared with the prior art, the embodiment provided by the invention is convenient for companies to arrange production, greatly reduces the working period and effectively reduces the construction risk.
Referring to fig. 5a and 5b, another embodiment of the present invention provides a lifting system for a door frame assembly by varying L, L the distance between the hull and the shore of a floating crane 1 、L 2 And the pitch angle alpha is kept unchanged, so that the door frame assembly is hoisted. The method specifically comprises the following steps:
firstly, when the lifting starts, the door frame component is lifted by the first lifting point, the second lifting point and the third lifting point to turn over,the cantilever beam is matched with a third lifting point to lift the third lifting point, the weight of the automobile lifting hook head is kept at the weight of the cantilever beam until the door frame assembly turns over to a first included angle beta, the beta can be 45-60 degrees, at the moment, the connection with the third lifting point is disconnected, namely the automobile lifting hook head is removed, and meanwhile, the distance between the hull of the floating crane and the shore is adjusted from L to L 1 The landing points of the door frame assembly, namely the landing points of the lower openings of the sea side stand columns and the land side stand columns, are kept unchanged in the process of hoisting the door frame assembly to the first included angle, and the door frame assembly is hoisted to the first included angle;
secondly, lifting is continued by the floating crane, the door frame assembly is lifted by the first lifting point and the second lifting point to finish turning and assembly of the door frame assembly, and the distance between the hull and the bank of the floating crane is L 1 Adjust to L 2 Realizing the adjustment of the door frame component from the first included angle beta to the second included angle beta 1 And turning over and assembling the door frame assembly.
Compared with the prior art, the embodiment provided by the invention is convenient for companies to arrange production, greatly reduces the working period and effectively reduces the construction risk.
In the embodiment provided by the invention, the door frame assembly is assembled before hoisting, so that overhead operation is reduced, and construction efficiency is improved.
While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a further detailed description of the invention with reference to specific embodiments thereof, and that the practice of the invention is not intended to be limited to those descriptions. Various changes in form and detail may be made therein by those skilled in the art, including a few simple inferences or alternatives, without departing from the spirit and scope of the present invention.
Claims (7)
1. A hoisting method of a door frame assembly, characterized in that the door frame assembly comprises a sea side upright post, a land side upright post, a door frame supporting rod and a door frame connecting beam, wherein the part of the door frame connecting beam extending across the land side upright post is a cantilever beam;
the hoisting method comprises the following steps:
s1: a first hanging point and a second hanging point are respectively arranged at the tops of the sea side stand column and the land side stand column;
s2: a third lifting point is arranged on a supporting rod node plate of the cantilever beam;
the first lifting point and the second lifting point are lifted by adopting a floating crane, and the third lifting point is lifted by adopting an automobile crane;
s3: simultaneously lifting the door frame assembly by using the first lifting point, the second lifting point and the third lifting point to turn over to a first included angle; the third lifting point, the first lifting point and the second lifting point are lifted at the same time, so that the bending moment of the dead weight of the cantilever beam to the land side upright post is reduced, and the deformation of a door frame structure is avoided;
s4: and lifting the door frame assembly by utilizing the first lifting point and the second lifting point to finish turning over and assembly of the door frame assembly.
2. The method of lifting a door frame assembly according to claim 1, wherein prior to the step of lifting the door frame assembly to a first angle using the first lifting point, the second lifting point, and the third lifting point at the same time, the method comprises:
the upper openings of the sea side upright posts and the land side upright posts face to the sea side.
3. The method of lifting a door frame assembly according to claim 2, wherein the step of lifting the door frame assembly to a first angle using the first lifting point, the second lifting point, and the third lifting point simultaneously comprises:
the lower openings of the sea side stand column and the land side stand column are grounded.
4. A method of lifting a door frame assembly according to claim 3 wherein the landing points of the sea side columns and the lower openings of the land side columns remain unchanged.
5. The method of lifting a door frame assembly according to claim 1, wherein the first lifting point and the second lifting point are provided at upper openings of the sea side column and the land side column, respectively.
6. A method of lifting a door frame assembly according to claim 1, wherein the first included angle is 45 ° to 60 °.
7. A method of lifting a door frame assembly according to claim 1, wherein the door frame assembly is assembled prior to lifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110536618.XA CN113511597B (en) | 2021-05-17 | 2021-05-17 | Hoisting method and hoisting system for door frame assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110536618.XA CN113511597B (en) | 2021-05-17 | 2021-05-17 | Hoisting method and hoisting system for door frame assembly |
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| Publication Number | Publication Date |
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| CN113511597A CN113511597A (en) | 2021-10-19 |
| CN113511597B true CN113511597B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110536618.XA Active CN113511597B (en) | 2021-05-17 | 2021-05-17 | Hoisting method and hoisting system for door frame assembly |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115258959B (en) * | 2022-09-19 | 2023-01-03 | 杭州飞步科技有限公司 | Sling control method, equipment and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11189394A (en) * | 1997-12-26 | 1999-07-13 | Hitachi Ltd | Container crane |
| CN103171972A (en) * | 2013-03-01 | 2013-06-26 | 上海振华重工集团（南通）有限公司 | Tower frame assembling and lifting process |
| CN204778503U (en) * | 2015-06-30 | 2015-11-18 | 上海振华重工(集团)股份有限公司 | Quayside container crane assembly technology lug |
| CN204778459U (en) * | 2015-06-25 | 2015-11-18 | 青岛港国际股份有限公司 | Double small car container bank bridge |
| CN109502480A (en) * | 2018-12-18 | 2019-03-22 | 海洋石油工程（青岛）有限公司 | The hoisting that high building turns over |
-
2021
- 2021-05-17 CN CN202110536618.XA patent/CN113511597B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11189394A (en) * | 1997-12-26 | 1999-07-13 | Hitachi Ltd | Container crane |
| CN103171972A (en) * | 2013-03-01 | 2013-06-26 | 上海振华重工集团（南通）有限公司 | Tower frame assembling and lifting process |
| CN204778459U (en) * | 2015-06-25 | 2015-11-18 | 青岛港国际股份有限公司 | Double small car container bank bridge |
| CN204778503U (en) * | 2015-06-30 | 2015-11-18 | 上海振华重工(集团)股份有限公司 | Quayside container crane assembly technology lug |
| CN109502480A (en) * | 2018-12-18 | 2019-03-22 | 海洋石油工程（青岛）有限公司 | The hoisting that high building turns over |
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| CN113511597A (en) | 2021-10-19 |
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