CN112357750B - Application method of ship sectional hoisting piece - Google Patents
Application method of ship sectional hoisting piece Download PDFInfo
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- CN112357750B CN112357750B CN202011061745.0A CN202011061745A CN112357750B CN 112357750 B CN112357750 B CN 112357750B CN 202011061745 A CN202011061745 A CN 202011061745A CN 112357750 B CN112357750 B CN 112357750B
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- handle nut
- locking mechanism
- locking
- arm
- tube
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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
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
- B66C1/36—Crane hooks with means, e.g. spring-biased detents, for preventing inadvertent disengagement of loads
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a using method of a ship sectional hoisting piece, wherein the sectional hoisting piece comprises a hollow circular tube, a circular arc-shaped tube, an adjusting bolt, a handle nut and a locking mechanism, an installation notch is formed in the hollow circular tube, the circular arc-shaped tube is arranged in the hollow circular tube, a through groove is formed in one end of the circular arc-shaped tube along the extension direction of the circular arc-shaped tube, the upper end face and the lower end face of the through groove are both planes, inclined threads matched with the handle nut are arranged on the lower end face of the through groove, one end of the adjusting bolt penetrates through the hollow circular tube and is in threaded connection with the circular arc-shaped tube, the handle nut is installed at the other end of the adjusting bolt, and the locking mechanism is installed on the hollow circular tube to control the locking and the unlocking of the handle nut. The operation method is simple and rapid, the situation that nuts need to be carried when the ship is hoisted in sections on site can be avoided, a hanging piece does not need to be installed by multiple persons on site in a matched mode, and labor cost is greatly saved.
Description
Technical Field
The invention belongs to the technical field of ship construction, and particularly relates to a using method of a ship sectional hoisting piece.
Background
At shipbuilding's in-process, involve the in-process of hoist and mount, current hoist device adopts the semi-circular lifting hook of purlin car collocation to hoist, in order to avoid rings to drop from the hoist and mount downthehole, need install with semi-circular lifting hook assorted heavy nut in the hoist and mount, because the nut is heavier, at the in-process of heavy nut installation, need many people to cooperate and install, have more potential safety hazard, need a frock to replace original mounting means now urgently.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a using method of a ship sectional hoisting piece, which can avoid the safety problem caused by the need of carrying nuts when a ship is hoisted in sections on site, and reduce the phenomenon that manual work is wasted when hanging pieces are installed by multiple persons in a matched manner on site.
In order to realize the purpose, the invention adopts the following technical scheme:
the invention provides a ship sectional hoisting piece, which comprises a hollow circular pipe, a circular arc-shaped pipe, an adjusting bolt, a handle nut and a locking mechanism, wherein an installation notch is formed in the hollow circular pipe, the circular arc-shaped pipe is arranged in the hollow circular pipe, a through groove is formed in one end of the circular arc-shaped pipe along the extending direction of the circular arc-shaped pipe, the upper end face and the lower end face of the through groove are both planes, inclined threads matched with the handle nut are arranged on the lower end face of the through groove, one end of the adjusting bolt penetrates through the hollow circular pipe and is in threaded connection with the circular arc-shaped pipe, the handle nut is arranged at the other end of the adjusting bolt, and the locking mechanism is arranged on the hollow circular pipe and controls the locking and the unlocking of the handle nut.
Preferably, the handle nut is provided with 4 swing arms along the circumferential direction, and the distances between every two adjacent swing arms are equal.
According to the preferable technical scheme, the locking mechanism comprises a locking arm, an adjustable arm, a fixed plate, adjustable plates, a rotating shaft and a fixed valve, one end of the locking arm is fixed on the hollow circular tube, the fixed plate is installed on the upper surface and the lower surface of the other end of the locking arm, the end surface of the fixed plate is flush with the end surface of the locking plate, the fixed plate is connected with the adjustable plates through the rotating shaft, the adjustable arm is installed between the two adjustable plates and is fixed through the fixed valve, and the distance between the adjustable arm and the circle center of the handle nut is smaller than the length of the swing arm.
As a preferred technical scheme, an installation groove penetrates through the locking arm and the interior of the adjustable arm, an expansion spring is arranged in the installation groove, and two ends of the expansion spring are respectively connected with the locking arm and the adjustable arm.
As a preferred technical scheme, the central angle of the circular arc-shaped pipe is 180 degrees, and the central angle corresponding to the through groove is 90 degrees.
The invention provides a using method of a ship sectional hoisting piece, which comprises the following steps:
step one, a locking mechanism unlocks a handle nut, the handle nut rotates to drive an adjusting bolt to rotate in a forward direction to drive an arc-shaped pipe to rotate, an installation notch is opened, and the locking mechanism locks the handle nut;
and step two, arranging the two ends of the mounting gap on the two sides of the segmented hoisting hole, unlocking the handle nut by the locking mechanism, driving the adjusting bolt to rotate by reversely rotating the handle nut, closing the mounting gap, and locking the handle nut by the locking mechanism.
As a preferable technical scheme, in the first step, when the handle nut rotates reversely, the locking mechanism locks the handle nut; in the second step, when the handle nut rotates forwards, the locking mechanism locks the handle nut.
Compared with the prior art, the invention has the beneficial effects that:
(1) The method is simple and rapid to operate, the situation that the nuts need to be carried when the ship is hoisted in sections on site can be avoided, a hanging piece does not need to be installed by multiple persons on site in a matching mode, and labor cost is greatly saved.
(2) According to the invention, through the arrangement of the locking mechanism, the handle nut is prevented from rotating straightly and turning over, and the safety of the hoisting piece in use is ensured.
(3) According to the invention, the telescopic spring is arranged between the locking arm and the adjustable arm, so that the locking mechanism can be restored to the original state without the action of external force.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of a ship sectional hoisting piece of the invention.
Figure 2 is a transverse cross-sectional view of a vessel segment sling according to the invention.
FIG. 3 is a schematic structural view of a locking mechanism in the ship sectional hoisting piece of the invention.
Figure 4 is a cross-sectional view of the locking mechanism in the vessel segment sling according to the invention.
Wherein the reference numerals are specified as follows: the device comprises a hollow round tube 1, an arc-shaped tube 2, an inclined thread 3, an adjusting bolt 4, a handle nut 5, a swing arm 6, a locking arm 7, an adjustable arm 8, a fixed plate 9, an adjustable plate 10, a rotating shaft 11, a fixed valve 12, a telescopic spring 13 and a locking mechanism 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1 and fig. 2, this embodiment provides a ship segment hoisting member, including hollow circular tube 1, circular arc pipe 2, adjusting bolt 4, handle nut 5 and locking mechanism 14, is provided with the installation breach on the hollow circular tube 1, and the central angle that the installation breach corresponds is 90 degrees. The circular arc pipe 2 is arranged in the hollow circular pipe 1, a through groove is formed in one end of the circular arc pipe 2 along the extending direction of the circular arc pipe 2, the central angle of the circular arc pipe 2 is 180 degrees, and the central angle corresponding to the through groove is 90 degrees. The upper end face and the lower end face of the through groove are both planes, the lower end face of the through groove is provided with an inclined thread 3 matched with the handle nut 5, one end of the adjusting bolt 4 penetrates through the hollow circular tube 1 and is in threaded connection with the arc-shaped tube 2, the handle nut 5 is installed at the other end of the adjusting bolt 4, and the locking mechanism 14 is installed on the hollow circular tube 1 to control locking and unlocking of the handle nut 5. The moving of the circular arc pipe 2 is driven by the screw thread in the embodiment, and the circular arc pipe can be designed into a gear or other forms according to the requirement, for example, the adjusting bolt 4 is replaced by a gear column, and the inclined screw thread 3 in the through groove is replaced by a gear.
As shown in fig. 3 and 4, the handle nut 5 is provided with 4 swing arms 6 along the circumferential direction, and the distances between every two adjacent swing arms 6 are equal. Locking mechanical system 14 includes locking arm 7, adjustable arm 8, fixed plate 9, adjustable board 10, pivot 11 and fixed valve 12, the one end of locking arm 7 is fixed in on hollow pipe 1, fixed plate 9 fixed mounting is in the upper surface and the lower surface of the other end of locking arm 7, the terminal surface of fixed plate 9 flushes with the terminal surface of lockplate, fixed plate 9 is connected through pivot 11 with adjustable board 10, adjustable arm 8 is installed between two adjustable boards 10 and is fixed through fixed valve 12, fixed valve 12 can set up to the fastener. The distance between the adjustable arm 8 and the circle center of the handle nut 5 is less than the length of the swing arm 6. The inside of locking arm 7 and adjustable arm 8 runs through there is the mounting groove, is provided with expanding spring 13 in the mounting groove, and locking arm 7 and adjustable arm 8 are connected respectively to expanding spring 13's both ends.
The using method of the invention comprises the following steps:
step one, a locking mechanism 14 unlocks a handle nut 5, specifically, an adjustable plate 10 on the upper surface of an adjustable arm 8 and the adjustable arm 8 are fixed through a fixed valve 12, the adjustable plate 10 on the upper end surface of the adjustable arm 8 and the adjustable arm 8 are not fixed, the handle nut 5 rotates to drive an adjusting bolt 4 to rotate clockwise, a swing arm 6 drives the adjustable plate 10 to rotate around a rotating shaft 11, and after the swing arm 6 passes through, the adjustable arm 8 is restored to the original position under the elastic force action of an expansion spring 13. The handle nut 5 rotates to drive the circular arc-shaped pipe 2 to rotate, the installation gap is opened, and the handle nut 5 is locked by the locking mechanism. At this time, the lock mechanism 14 locks the reverse rotation of the handle nut 5. When the arc pipe 2 rotates to a designated position, the adjustable plates 10 on the upper surface and the lower surface of the adjustable arm 8 and the adjustable arm 8 are fixed through the fixed valve 12.
And step two, arranging the two ends of the installation gap on the two sides of the segmented hoisting hole, unlocking the handle nut 5 by the locking mechanism 14, driving the adjusting bolt 4 to rotate by the reverse rotation of the handle nut 5, closing the installation gap, and locking the handle nut 5 by the locking mechanism. At this time, the lock mechanism 14 locks the forward rotation of the handle nut 5. When the arc pipe 2 rotates to a designated position, the adjustable plates 10 on the upper surface and the lower surface of the adjustable arm 8 and the adjustable arm 8 are fixed by the fixed valve 12.
Although the present invention has been described in detail with respect to the above embodiments, it will be understood by those skilled in the art that modifications or improvements based on the disclosure of the present invention may be made without departing from the spirit and scope of the invention, and that such modifications and improvements are within the spirit and scope of the invention.
Claims (4)
1. A using method of a ship sectional hoisting piece adopts a specially-made ship sectional hoisting piece and is characterized in that the ship sectional hoisting piece comprises a hollow circular tube, a circular arc-shaped tube, an adjusting bolt, a handle nut and a locking mechanism, wherein an installation notch is formed in the hollow circular tube, the circular arc-shaped tube is arranged in the hollow circular tube, a through groove is formed in one end of the circular arc-shaped tube along the extending direction of the circular arc-shaped tube, the upper end surface and the lower end surface of the through groove are both planes, an inclined thread matched with the handle nut is arranged on the lower end surface of the through groove, one end of the adjusting bolt penetrates through the hollow circular tube and is in threaded connection with the circular arc-shaped tube, the handle nut is arranged at the other end of the adjusting bolt, the locking mechanism is arranged on the hollow circular tube and controls the locking and the unlocking of the handle nut,
the method comprises the following steps:
step one, a locking mechanism unlocks a handle nut, the handle nut rotates to drive an adjusting bolt to rotate in a forward direction to drive an arc-shaped pipe to rotate, an installation notch is opened, and the locking mechanism locks the handle nut;
placing two ends of the installation gap at two sides of the segmented hoisting hole, unlocking the handle nut by the locking mechanism, driving the adjusting bolt to rotate by reversely rotating the handle nut, closing the installation gap, and locking the handle nut by the locking mechanism;
the handle nut is circumferentially provided with 4 swing arms, and the distances between every two adjacent swing arms are equal; the locking mechanism comprises a locking arm, an adjustable arm, a fixed plate, adjustable plates, a rotating shaft and a fixed valve, one end of the locking arm is fixed on the hollow circular tube, the fixed plate is installed on the upper surface and the lower surface of the other end of the locking arm, the end face of the fixed plate is flush with the end face of the locking arm, the fixed plate is connected with the adjustable plates through the rotating shaft, the adjustable arms are installed between the two adjustable plates and fixed through the fixed valve, and the distance between the adjustable arms and the circle center of the handle nut is smaller than the length of the swing arm.
2. The use method of the ship sectional hoisting piece according to claim 1, wherein in the first step, when the handle nut rotates reversely, the locking mechanism locks the handle nut; in the second step, when the handle nut rotates forwards, the locking mechanism locks the handle nut.
3. The use method of the ship sectional hoisting piece according to claim 1, wherein an installation groove penetrates through the locking arm and the adjustable arm, an expansion spring is arranged in the installation groove, and two ends of the expansion spring are respectively connected with the locking arm and the adjustable arm.
4. The use method of the ship sectional hoisting piece as claimed in claim 1, wherein the central angle of the arc-shaped pipe is 180 degrees, and the central angle corresponding to the through groove is 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011061745.0A CN112357750B (en) | 2020-09-30 | 2020-09-30 | Application method of ship sectional hoisting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011061745.0A CN112357750B (en) | 2020-09-30 | 2020-09-30 | Application method of ship sectional hoisting piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112357750A CN112357750A (en) | 2021-02-12 |
| CN112357750B true CN112357750B (en) | 2022-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011061745.0A Active CN112357750B (en) | 2020-09-30 | 2020-09-30 | Application method of ship sectional hoisting piece |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3883170A (en) * | 1972-08-16 | 1975-05-13 | Siegfried Fricker | Hoisting shackle with quick release attachment means |
| CN206970017U (en) * | 2017-07-29 | 2018-02-06 | 吴贤魁 | A kind of crane hook anti-drop device |
| CN209322316U (en) * | 2018-12-13 | 2019-08-30 | 江苏腾发建筑机械有限公司 | A kind of loop wheel machine suspension hook being adjustable openings of sizes |
| CN209890101U (en) * | 2019-04-25 | 2020-01-03 | 江苏德东电机有限公司 | Electric hoist convenient to fix |
| CN210313164U (en) * | 2019-06-19 | 2020-04-14 | 青岛惠海索具有限公司 | Openable rotating ring |
| CN210655830U (en) * | 2019-09-30 | 2020-06-02 | 江苏港运机械有限公司 | Double-beam bridge crane |
-
2020
- 2020-09-30 CN CN202011061745.0A patent/CN112357750B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3883170A (en) * | 1972-08-16 | 1975-05-13 | Siegfried Fricker | Hoisting shackle with quick release attachment means |
| CN206970017U (en) * | 2017-07-29 | 2018-02-06 | 吴贤魁 | A kind of crane hook anti-drop device |
| CN209322316U (en) * | 2018-12-13 | 2019-08-30 | 江苏腾发建筑机械有限公司 | A kind of loop wheel machine suspension hook being adjustable openings of sizes |
| CN209890101U (en) * | 2019-04-25 | 2020-01-03 | 江苏德东电机有限公司 | Electric hoist convenient to fix |
| CN210313164U (en) * | 2019-06-19 | 2020-04-14 | 青岛惠海索具有限公司 | Openable rotating ring |
| CN210655830U (en) * | 2019-09-30 | 2020-06-02 | 江苏港运机械有限公司 | Double-beam bridge crane |
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| Publication number | Publication date |
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| CN112357750A (en) | 2021-02-12 |
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