CN113511597A - Hoisting method and hoisting system of door frame assembly - Google Patents

Hoisting method and hoisting system of door frame assembly Download PDF

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Publication number
CN113511597A
CN113511597A CN202110536618.XA CN202110536618A CN113511597A CN 113511597 A CN113511597 A CN 113511597A CN 202110536618 A CN202110536618 A CN 202110536618A CN 113511597 A CN113511597 A CN 113511597A
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China
Prior art keywords
door frame
hoisting
frame assembly
point
upright post
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Granted
Application number
CN202110536618.XA
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Chinese (zh)
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CN113511597B (en
Inventor
金文海
钱亮亮
徐建中
余良辉
李雪芸
黄春娟
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Shanghai Zhenghua Heavy Industries Co Ltd
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Shanghai Zhenghua Heavy Industries Co Ltd
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Priority to CN202110536618.XA priority Critical patent/CN113511597B/en
Publication of CN113511597A publication Critical patent/CN113511597A/en
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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
    • 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 stay bar and a door frame connecting beam, and the hoisting method comprises the following steps: respectively arranging a first lifting point and a second lifting point at the tops of the sea side upright post and the land side upright post; a third lifting point is arranged on the doorframe connecting beam; simultaneously hoisting the door frame assembly to turn over to a first included angle by using the first hoisting point, the second hoisting point and the third hoisting point; and simultaneously hoisting the door frame assembly by using the first hoisting point and the second hoisting point to complete the turning over and the final assembly of the door frame assembly. 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 on the land side upright post due to the dead weight of the part, which spans the land side upright post, of the door frame connecting beam is reduced, and the deformation and the damage of a door frame structure are avoided.

Description

Hoisting method and hoisting system of door frame assembly
Technical Field
The invention relates to the field of installation of shore container cranes, in particular to a hoisting method and a hoisting system for a door frame assembly.
Background
The double-trolley quayside container crane is an arrangement form commonly used for an automatic quayside bridge, the whole double-trolley quayside container crane is composed of a girder component, a girder trolley component, a door frame trolley component and the like, wherein the door frame component is composed of a sea side upright post, a land side upright post, a door frame support rod and a door frame connecting beam, the door frame difference compared with the conventional quayside container crane lies in that a door frame trolley track is arranged on the door frame connecting beam, the door frame connecting beam crosses over the part of the land side upright post on the land side, the weight of the door frame connecting beam is about 40-50 tons, a lifting lug hoisting scheme is arranged at the top of the upright post according to the conventional quayside bridge door frame, the dead weight of the part of the door frame connecting beam extending over the land side upright post in the standing process can generate large bending moment on the land side upright post, and the upright post structure is greatly influenced.
Disclosure of Invention
The invention aims to solve the problem that a large bending moment is generated on a land side upright post when a door frame connecting beam extends across the land side upright post part in the door frame hoisting process.
In order to solve the technical problem, the 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: respectively arranging a first lifting point and a second lifting point at the tops of the sea side upright post and the land side upright post; a third lifting point is arranged on the doorframe connecting beam; simultaneously hoisting the door frame assembly to turn over to a first included angle by using the first hoisting point, the second hoisting point and the third hoisting point; and simultaneously hoisting the door frame assembly by using the first hoisting point and the second hoisting point to complete the turning over and the final 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 door frame connecting beam on the land side upright post due to the dead weight of the part of the land side upright post, which is spanned by the door frame connecting beam, is reduced, and the deformation and the damage of the door frame structure are avoided.
Further, the part of the door frame connecting beam extending across the land-side upright is a cantilever beam, and the third lifting point is arranged on a strut node plate of the cantilever beam.
By adopting the technical scheme, the third hoisting point is arranged on the cantilever beam brace rod gusset plate and hoisted together with the first hoisting point and the second hoisting point, so that the bending moment of the dead weight of the cantilever beam on the land side upright post is reduced, and the deformation of the door frame structure is further avoided.
Furthermore, the first hoisting point and the second hoisting point are hoisted by adopting a floating crane, and the third hoisting point is hoisted by adopting a truck crane.
Further, before the step of simultaneously hoisting the door frame assembly by using the first hoisting point, the second hoisting point and the third hoisting point to turn over to the first included angle, the method comprises the following steps: the upper mouths of the sea side upright post and the land side upright post face to the sea side.
Further, in the step of simultaneously hoisting the door frame assembly by using the first hoisting point, the second hoisting point and the third hoisting point to turn over to a first included angle, the method comprises the following steps: the lower mouths of the sea side upright post and the land side upright post are grounded.
Further, the landing locations of the lower mouths of the sea side upright post and the land side upright post are kept unchanged.
Furthermore, the first lifting point and the second lifting 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 assembly of the door frame assembly is completed before the hoisting.
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 quayside 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:
increase a hoisting point on door frame tie beam to lift by crane simultaneously with the hoisting point at sea side stand, land side stand top, in order to reduce door frame tie beam and extend the moment of flexure to land side stand of dead weight that strides land side stand part, avoid door frame structure deformation to damage, the company of being convenient for simultaneously arranges production, and work cycle reduces by a wide margin, has greatly improved the efficiency of construction and has effectively reduced the construction risk.
Drawings
Fig. 1 shows a flow chart of a hoisting method of a door frame assembly provided for an embodiment of the invention;
FIG. 2 is a schematic diagram of a double trolley quayside container crane;
figure 3a shows a first view of a door frame assembly hoist system according to an embodiment of the present invention;
FIG. 3b is a schematic view in the direction A-A of FIG. 3 a;
figure 4a shows a second schematic state diagram of a door frame assembly lifting system provided in accordance with an embodiment of the present invention;
figure 4b shows a third schematic view of a hoist system for a door frame assembly according to an embodiment of the present invention;
figure 5a shows a fourth schematic view of a hoist system for a door frame assembly according to another embodiment of the present invention;
fig. 5b is a schematic view illustrating a state of a hoisting system of a door frame assembly according to another embodiment of the present invention.
Reference numerals:
10-a girder assembly; 20-girder trolley components; 30-a door frame assembly; 310-sea side columns; 320-land side columns; 330-doorframe brace; 340-doorframe connecting beam; 350-cantilever beam; 40-a gantry trolley assembly; 51-a first hoisting point; 52-a second lifting point; 53-third hoisting point; 60-truck crane; 70-floating crane; 71-floating crane steel wire rope; beta-a first included angle; beta is a1-a second angle; alpha, alpha1、α2-a pitch angle; l, L1、L2-the distance of the hull of the floating crane from the shore.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to these embodiments. On the contrary, the invention is described in connection with the embodiments for the purpose of covering alternatives or modifications that may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Moreover, some of the specific details have been left out of the description in order to avoid obscuring or obscuring the focus of the present invention. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.
In the description of the present embodiment, the terms "first", "second", "third", and the like are used only for distinguishing the description, 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 stated or limited otherwise, the term "disposed" is to be understood broadly, for example, it may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.
In the description of the present embodiment, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail 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, where the door frame assembly includes a sea side pillar, a land side pillar, a door frame stay bar, and a door frame connection beam, and the hoisting method includes:
s1: respectively arranging a first lifting point and a second lifting point at the tops of the sea side upright post and the land side upright post;
s2: a third lifting point is arranged on the doorframe connecting beam;
s3: simultaneously hoisting the door frame assembly to turn over to a first included angle by using the first hoisting point, the second hoisting point and the third hoisting point;
s4: and simultaneously hoisting the door frame assembly by using the first hoisting point and the second hoisting point to complete the turning over and the final assembly of the door frame assembly.
Specifically, the third lifting point is arranged on the door frame connecting beam, and the door frame connecting beam is lifted simultaneously with the first lifting point and the second lifting point, so that the bending moment of the door frame connecting beam on the land side upright post due to the dead weight of the part, which spans the land side upright post, of the door frame connecting beam is reduced, and the deformation and the damage of the door frame structure are avoided.
Furthermore, a first lifting point and a second lifting point are respectively arranged at the upper openings of the sea side upright post and the land side upright post.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a double-trolley quayside container crane, which is composed of a girder assembly 10, a girder trolley assembly 20, a door frame assembly 30, a portal trolley assembly 40 and the like, wherein the door frame assembly 30 comprises a sea side upright post 310, a land side upright post 320, a door frame stay 330 and a door frame tie beam 340, a part of the door frame tie beam 340 extending across the land side upright post 320 is a cantilever beam 350, and a third lifting point is arranged on a stay node plate of the cantilever beam 350. The third hoisting point is arranged on the brace rod gusset plate of the cantilever beam 350 and hoisted together with the first hoisting point and the second hoisting point, so that the bending moment of the self weight of the cantilever beam on the land side upright post is reduced, the straightness accuracy size deviation of the cantilever beam support rail beam is reduced, and the deformation and the damage of the door frame structure are further avoided.
Referring to fig. 3a and 3b, a first hoisting point 51 and a second hoisting point 52 are hoisted by using a floating crane 70, a third hoisting point 53 is hoisted by using a truck crane 60, and a floating crane arm is towed by using a floating crane wire rope 71, wherein the first hoisting point 51 is arranged at the top of a sea side upright 310, the second hoisting point 52 is arranged at the top of a land side upright 320, and the third hoisting point 53 is arranged on a strut gusset plate of a cantilever beam 350, before hoisting the doorframe assembly, the pitch angle of the floating crane is alpha, the distance between the hull of the floating crane and the shore is L, the doorframe assembly is parallel to the ground, and the upper mouths of the sea side upright 310 and the land side upright 320 face the sea side, so that the hoisting of the doorframe assembly is facilitated, and the general assembly of the double-trolley shore container crane after the hoisting of the doorframe assembly is completed is facilitated.
Referring to fig. 4a and 4b, a door frame assembly lifting system according to an embodiment of the present invention is provided by changing the pitch angle α, α of a floating crane1、α2And 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 hoisting is started, the door frame assembly is hoisted to turn over by utilizing the first hoisting point, the second hoisting point and the third hoisting point, the cantilever beam is matched with the third hoisting point to hoist the third hoisting point, and the weight of the automobile hook head is kept at the self-weight of the cantilever beam until the door frame assembly turns over to a first included angle beta, wherein the beta can be 45-60 degrees, at the moment, the connection with the third hoisting point is disconnected, namely the automobile hook head is dismounted, and meanwhile, the pitch angle is adjusted from alpha to alpha1In the process of hoisting the door frame assembly to the first included angle, the landing positions of the door frame assembly, namely the landing positions of the lower openings of the sea side upright post and the land side upright post, are kept unchanged, and the door frame assembly is hoisted to the first included angle;
secondly, the floating crane continues to lift, the door frame assembly is lifted by the first lifting point and the second lifting point to complete the turnover and assembly of the door frame assembly, and the pitch angle is alpha1Adjusted to alpha2The door frame assembly is adjusted from the first included angle beta to the second included angle beta1And 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 system for lifting a doorframe assembly by changing the distance between the hull of a floating crane and the shore L, L1、L2And the pitch angle alpha is kept unchanged, so that the door frame assembly is hoisted. The method specifically comprises the following steps:
firstly, when hoisting is started, the door frame assembly is hoisted to turn over by utilizing the first hoisting point, the second hoisting point and the third hoisting point, the cantilever beam is matched with the third hoisting point to hoist the third hoisting point, and the weight of the automobile hook head is kept at the self-weight of the cantilever beam until the door frame assembly turns over to a first included angle beta which can be 45-60 degrees, at the moment, the connection with the third hoisting point is disconnected, namely the automobile hook head is dismounted, and simultaneously, the distance between the hull of the floating crane and the shore is adjusted from L to L1In the process of hoisting the door frame assembly to the first included angle, the landing positions of the door frame assembly, namely the landing positions of the lower openings of the sea side upright post and the land side upright post, are kept unchanged, and the door frame assembly is hoisted to the first included angle;
secondly, the floating crane continues to lift, the door frame assembly is lifted by the first lifting point and the second lifting point to complete the turnover and the assembly of the door frame assembly, and the distance between the hull of the floating crane and the shore is L1Adjusted to L2The door frame assembly is adjusted from the first included angle beta to the second included angle beta1And 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 being hoisted, so that the overhead operation is reduced, and the 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 more detailed description of the invention, and the specific embodiments of the invention are not to be considered as limited to these descriptions. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims (10)

1. A hoisting method of a door frame assembly is characterized in that 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:
respectively arranging a first lifting point and a second lifting point at the tops of the sea side upright post and the land side upright post;
a third lifting point is arranged on the doorframe connecting beam;
simultaneously hoisting the door frame assembly to turn over to a first included angle by using the first hoisting point, the second hoisting point and the third hoisting point;
and simultaneously hoisting the door frame assembly by using the first hoisting point and the second hoisting point to complete the turning over and the final assembly of the door frame assembly.
2. The method of lifting a door frame assembly as recited in claim 1, wherein the portion of the door frame tie beam extending across the land-side stud is a cantilever beam, and the third lifting point is provided on a strut gusset plate of the cantilever beam.
3. The method of claim 2, wherein the first and second lifting points are lifted by a floating crane, and the third lifting point is lifted by a truck crane.
4. The method for hoisting the door frame assembly according to claim 1, wherein before the step of simultaneously hoisting the door frame assembly to turn over to the first included angle by using the first hoisting point, the second hoisting point and the third hoisting point, the method comprises:
the upper mouths of the sea side upright post and the land side upright post face to the sea side.
5. The method for hoisting the door frame assembly according to claim 4, wherein the step of simultaneously hoisting the door frame assembly to turn over to the first included angle by using the first hoisting point, the second hoisting point and the third hoisting point comprises:
the lower mouths of the sea side upright post and the land side upright post are grounded.
6. The method of lifting a door frame assembly as recited in claim 5, wherein the landing locations of the lower mouths of the sea side stud and the land side stud remain unchanged.
7. The method for hoisting the door frame assembly according to claim 4, wherein the first hoisting point and the second hoisting point are respectively provided at the upper mouths of the sea side upright and the land side upright.
8. A method of lifting a door frame assembly as claimed in claim 1, wherein the first included angle is 45 ° to 60 °.
9. The method of lifting a door frame assembly as recited in claim 1, wherein the door frame assembly is assembled prior to lifting.
10. A hoist system of a door frame assembly, the hoist system comprising:
hoisting the door frame assembly in a double trolley quayside container crane by using the hoisting method of the door frame assembly as claimed in any one of claims 1 to 9.
CN202110536618.XA 2021-05-17 2021-05-17 Hoisting method and hoisting system for door frame assembly Active CN113511597B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115258959A (en) * 2022-09-19 2022-11-01 杭州飞步科技有限公司 Sling control method, equipment and storage medium

Citations (5)

* Cited by examiner, † Cited by third party
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115258959A (en) * 2022-09-19 2022-11-01 杭州飞步科技有限公司 Sling control method, equipment and storage medium
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

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