CN109809287B - Use method of symmetrical hoisting device for circumferential assembly - Google Patents
Use method of symmetrical hoisting device for circumferential assembly Download PDFInfo
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- CN109809287B CN109809287B CN201910203673.XA CN201910203673A CN109809287B CN 109809287 B CN109809287 B CN 109809287B CN 201910203673 A CN201910203673 A CN 201910203673A CN 109809287 B CN109809287 B CN 109809287B
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Abstract
The invention aims to provide a using method of a symmetrical hoisting device for circumferential assembly, the device is provided with support arms which are uniformly distributed in the circumferential direction, the using radius of the device can be adjusted, rib plates are arranged on the support arms which are symmetrical in the circumferential direction, the purpose that each rib plate is used as a balance weight without additionally arranging a weight balancing tool can be realized, a plurality of rib plates can be hoisted at one time, and the device can be used for efficiently, safely and simply installing the circumferentially uniformly distributed rib plates which are positioned below a ring plate and cannot be directly hoisted from the upper side.
Description
Technical Field
The invention relates to a using method of a symmetrical hoisting device for circumferential assembly.
Background
Supporting rib plates are often designed below ring plates of components such as a lower rack and an upper rack of the hydraulic generator, and the rib plates are arranged at circumferentially uniformly distributed positions. Due to the obstruction of the ring plate, the rib plates can not be directly installed from the upper part by using hoisting equipment, and need to be installed by a self-made lever tool or installed after the whole part is turned over, and the method has low efficiency, poor safety and higher operation difficulty. There is a need for a tool for installing such panels that is efficient, safe and easy to operate.
Disclosure of Invention
The invention aims to provide a using method of a symmetrical hoisting device for circumferential assembly, the using radius of the device is adjustable, and rib plates which are positioned below a ring plate and cannot be directly hoisted from the upper side can be efficiently, safely and simply installed by using the device, and the technical scheme of the invention is as follows:
1) the method comprises the following steps that 8 first metal tubular parts (2) with the length slightly smaller than the radius of a first metal disc (1) are placed between two layers of same first metal discs (1) with first round holes (16) uniformly distributed in the radius direction and the circumferential direction, the first metal tubular parts (2) are uniformly distributed in a radiation mode by taking the central axis of the cylindrical surface of the first metal disc (1) as a reference axis, 8 groups of second round holes (17) penetrating through are arranged on the contact surfaces of the first metal tubular parts (2) and the two layers of first metal discs (1), and the second round holes (17) on the first metal tubular parts (2) are coaxial with the first round holes (16) on the first metal discs (1) and have the same radius; the first metal tubular part (2) is connected with the first metal disc (1) through a welding seam; the end part, close to the circle center, of the first metal circular disc (1) of the first metal tubular part (2) is plugged by a first metal plate (3) with the same size as the pipe orifice of the first metal tubular part (2), and the first metal plate (3) is connected with the first metal tubular part (2) through a welding seam; four lifting lugs (4) are uniformly distributed above the first metal disc (1) on the upper layer and are used for lifting the symmetrical lifting device which is assembled in the circumferential direction;
2) a second metal tubular part (5) with the outer side size slightly smaller than that of the first metal tubular part (2) is arranged in the first metal tubular part (2), a group of through third round holes (18) are formed in the second metal tubular part (5), the radius of the through third round holes (18) is the same as that of the through second round holes (17) in the first metal tubular part (2), and the through second round holes (17) in the first metal tubular part (2) are coaxial by adjusting the relative positions of the second metal tubular part (5) and the first metal tubular part (2); the first metal tubular part (2) and the second metal tubular part (5) are fixed through a bolt (6), a washer (7) and a nut (8); the end part of the second metal tubular part (5) close to the excircle side of the first metal disc (1) is plugged by using a second metal plate (9) with the same size as the pipe orifice of the second metal tubular part (5), and the second metal plate (9) is connected with the second metal tubular part (5) through a welding seam; a metal transverse plate (10) is arranged on the outer surface of the second metal plate (9), the metal transverse plate (10) is connected with the second metal plate (9) through a welding seam, a metal rib plate (11) is arranged between the lower plane of the metal transverse plate (10) and the second metal plate (9), and the metal rib plate (11) is connected with the second metal plate (9) and the metal transverse plate (10) through a welding seam; two metal vertical plates (12) which are vertical to the metal transverse plate (10) are arranged on two sides of the metal transverse plate (10), and the metal vertical plates (12) are connected with the metal transverse plate (10) through welding seams; a threaded hole (19) is formed in the metal vertical plate (12), and a clamping screw (13) corresponding to the threaded hole (19) in size is placed in the threaded hole (19); a second metal disc (14) is arranged at the end part of the clamping screw (13) positioned between the two metal vertical plates (12), a metal handle (15) is arranged at the end part of the clamping screw (13) positioned outside the two metal vertical plates (12), and the second metal disc (14), the metal handle (15) and the clamping screw (13) are connected through a welding seam;
3) adjusting the extension length of the second metal tubular part (5) according to the installation position of circumferentially uniformly distributed parts specified in a drawing, and fixing the second metal tubular part (5) and the first metal tubular part (2) by using a bolt (6), a gasket (7) and a nut (8); placing a part to be lifted above a metal transverse plate (10) and between metal vertical plates (12) which are symmetrical in the circumferential direction, and adjusting the position of a clamping screw rod (13) by rotating a metal handle (15) to enable a second metal disc (14) to clamp the part to be lifted; the lifting equipment is connected with the lifting lug (4), the part to be lifted is installed at the installation position specified in the drawing, and after the installation is finished, the second metal disc (14) is separated from the part to be lifted by rotating the metal handle (15) again.
The technical effects are as follows:
the invention provides a using method of a symmetrical hoisting device for circumferential assembly, which has the following technical advantages:
1) the symmetrical hoisting device is simple to operate, and rib plates which are positioned below the ring plate and cannot be directly installed by using hoisting equipment due to the obstruction of the ring plate can be hoisted only by placing the rib plates on the device;
2) compared with a traditional lifting mode that a lifting point where the rib plate is easy to fall off is positioned above the rib plate, the symmetrical lifting device can clamp and lift the rib plate to be lifted, and the rib plate can be prevented from falling to damage personnel and equipment in the lifting process because the device is supported below and on the side surface of the rib plate;
3) compared with the self-made lever type tool which can only complete the lifting of one rib plate at a time, the symmetrical lifting device has the advantages that the rib plates to be lifted are placed at the circumferential symmetrical positions of the device, and the rib plates can be mutually used as balance weights to complete the installation of the rib plates uniformly distributed in the circumferential direction once or for multiple times;
4) the use radius of the symmetrical hoisting device can be adjusted, and the symmetrical hoisting device is suitable for installation of circumferentially uniformly distributed rib plates with different distributed circle radii.
Drawings
FIG. 1 is a top view of a symmetrical lifting device.
Fig. 2 is a cross-sectional view of a symmetrical lifting device.
Fig. 3 is a partially enlarged view of fig. 2.
Fig. 4 is a single-piece view of metal riser 12.
In the attached drawings
1 a first metal disc; 2 a first metal tubular member;
3 a first metal plate; 4, lifting lugs;
5 a second metal tubular member; 6, bolts;
7 a gasket; 8, a nut;
9 a second metal plate; 10, a metal transverse plate;
11, a metal rib plate; 12, a metal vertical plate;
13 clamping the screw; 14 a second metal disc;
15 a metal handle; 16 a first circular aperture;
17 a second circular aperture; 18 a third circular aperture;
19 a threaded hole.
The specific implementation mode is as follows:
the invention aims to provide a using method of a symmetrical hoisting device for circumferential assembly, the structure of the device is shown in figures 1 and 2, the using radius of the device can be adjusted, and rib plates which are positioned below a ring plate and cannot be directly hoisted from the upper part can be efficiently, safely and simply installed by using the device, and the technical scheme of the invention is as follows:
1) placing 8 first metal tubular parts 2 of which the length is slightly smaller than the radius of a first metal disc 1 between two layers of same first metal discs 1 with first round holes 16 uniformly arrayed in the radius direction and the circumferential direction, wherein each first metal tubular part 2 is uniformly distributed in a radial mode by taking the central axis of the cylindrical surface of the first metal disc 1 as a reference axis, 8 groups of second round holes 17 penetrating through are arranged on the contact surfaces of the first metal tubular parts 2 and the two layers of first metal discs 1, and the second round holes 17 on the first metal tubular parts 2 are coaxial with the first round holes 16 on the first metal discs 1 and have the same radius, as shown in fig. 3; the first metal tubular part 2 is connected with the first metal disc 1 through a welding seam; the end part, close to the circle center, of the first metal circular disc 1, of the first metal tubular part 2 is plugged by using a first metal plate 3 with the same size as the pipe orifice of the first metal tubular part 2, and the first metal plate 3 is connected with the first metal tubular part 2 through a welding seam; four lifting lugs 4 are uniformly distributed above the upper first metal disc 1 and are used for lifting the lifting device;
2) the inside of the first metal tubular member 2 is provided with a second metal tubular member 5, the outside size of which is slightly smaller than that of the first metal tubular member 2, the second metal tubular member is provided with a group of third through round holes 18, the radius of the group of third through round holes 18 is the same as that of the second through round holes 17 on the first metal tubular member 2, and the group of second through round holes 17 can be coaxial with the first metal tubular member 2 by adjusting the relative position of the second metal tubular member 5 and the first metal tubular member 2, as shown in fig. 3; the first metal tubular member 2 and the second metal tubular member 5 are fixed through a bolt 6, a washer 7 and a nut 8; the end part of the second metal tubular part 5 close to the excircle side of the first metal disc 1 is plugged by using a second metal plate 9 with the same size as the pipe orifice of the second metal tubular part 5, and the second metal plate 9 is connected with the second metal tubular part 5 through a welding seam; a metal transverse plate 10 is arranged on the outer surface of the second metal plate 9, and the metal transverse plate 10 is connected with the second metal plate 9 through a welding seam; a metal rib plate 11 is arranged between the lower plane of the metal transverse plate 10 and the second metal plate 9, and the metal rib plate is connected with the second metal plate 9 and the metal transverse plate 10 through welding seams; two metal vertical plates 12 perpendicular to the metal transverse plate 10 are arranged on two sides of the metal transverse plate 10, and the metal vertical plates 12 are connected with the metal transverse plate 10 through welding seams; the metal vertical plate 12 is provided with a threaded hole 19, and as shown in fig. 4, a clamping screw 13 corresponding to the size of the threaded hole 19 is placed in the threaded hole 19; a second metal disc 14 is arranged at the end part of the clamping screw 13 positioned between the two metal vertical plates 12, a metal handle 15 is arranged at the end part of the clamping screw 13 positioned outside the two metal vertical plates 12, and the second metal disc 14, the metal handle 15 and the clamping screw 13 are connected through a welding seam;
3) adjusting the extension length of the second metal tubular part 5 according to the installation position of the circumferentially uniformly distributed parts specified in the drawing, and fixing the second metal tubular part 5 and the first metal tubular part 2 by using a bolt 6, a washer 7 and a nut 8, as shown in fig. 3; placing a part to be lifted above a metal transverse plate 10 and between metal vertical plates 12 which are symmetrical in the circumferential direction, and adjusting the position of a clamping screw 13 by rotating a metal handle 15 to enable a second metal disc 14 to clamp the part to be lifted; the lifting equipment is connected with the lifting lug 4, the part to be lifted is installed at the installation position specified in the drawing, and after the installation is finished, the second metal disc 14 is separated from the part to be lifted by rotating the metal handle 15 again.
Claims (1)
1. A use method of a symmetrical hoisting device for circumferential assembly is characterized in that:
the method comprises the following steps:
1) the method comprises the following steps that 8 first metal tubular parts (2) with the length slightly smaller than the radius of a first metal disc (1) are placed between two layers of same first metal discs (1) with first round holes (16) uniformly distributed in the radius direction and the circumferential direction, the first metal tubular parts (2) are uniformly distributed in a radiation mode by taking the central axis of the cylindrical surface of the first metal disc (1) as a reference axis, 8 groups of second round holes (17) penetrating through are arranged on the contact surfaces of the first metal tubular parts (2) and the two layers of first metal discs (1), and the second round holes (17) on the first metal tubular parts (2) are coaxial with the first round holes (16) on the first metal discs (1) and have the same radius; the first metal tubular part (2) is connected with the first metal disc (1) through a welding seam; the end part, close to the circle center, of the first metal circular disc (1) of the first metal tubular part (2) is plugged by a first metal plate (3) with the same size as the pipe orifice of the first metal tubular part (2), and the first metal plate (3) is connected with the first metal tubular part (2) through a welding seam; four lifting lugs (4) are uniformly distributed above the first metal disc (1) on the upper layer and are used for lifting the symmetrical lifting device which is assembled in the circumferential direction;
2) a second metal tubular part (5) with the outer side size slightly smaller than that of the first metal tubular part (2) is arranged in the first metal tubular part (2), a group of through third round holes (18) are formed in the second metal tubular part (5), the radius of the through third round holes (18) is the same as that of the through second round holes (17) in the first metal tubular part (2), and the through second round holes (17) in the first metal tubular part (2) are coaxial by adjusting the relative positions of the second metal tubular part (5) and the first metal tubular part (2); the first metal tubular part (2) and the second metal tubular part (5) are fixed through a bolt (6), a washer (7) and a nut (8); the end part of the second metal tubular part (5) close to the excircle side of the first metal disc (1) is plugged by using a second metal plate (9) with the same size as the pipe orifice of the second metal tubular part (5), and the second metal plate (9) is connected with the second metal tubular part (5) through a welding seam; a metal transverse plate (10) is arranged on the outer surface of the second metal plate (9), the metal transverse plate (10) is connected with the second metal plate (9) through a welding seam, a metal rib plate (11) is arranged between the lower plane of the metal transverse plate (10) and the second metal plate (9), and the metal rib plate (11) is connected with the second metal plate (9) and the metal transverse plate (10) through a welding seam; two metal vertical plates (12) which are vertical to the metal transverse plate (10) are arranged on two sides of the metal transverse plate (10), and the metal vertical plates (12) are connected with the metal transverse plate (10) through welding seams; a threaded hole (19) is formed in the metal vertical plate (12), and a clamping screw (13) corresponding to the threaded hole (19) in size is placed in the threaded hole (19); a second metal disc (14) is arranged at the end part of the clamping screw (13) positioned between the two metal vertical plates (12), a metal handle (15) is arranged at the end part of the clamping screw (13) positioned outside the two metal vertical plates (12), and the second metal disc (14), the metal handle (15) and the clamping screw (13) are connected through a welding seam;
3) adjusting the extension length of the second metal tubular part (5) according to the installation position of circumferentially uniformly distributed parts specified in a drawing, and fixing the second metal tubular part (5) and the first metal tubular part (2) by using a bolt (6), a gasket (7) and a nut (8); placing a part to be lifted above a metal transverse plate (10) and between metal vertical plates (12) which are symmetrical in the circumferential direction, and adjusting the position of a clamping screw rod (13) by rotating a metal handle (15) to enable a second metal disc (14) to clamp the part to be lifted; the lifting equipment is connected with the lifting lug (4), the part to be lifted is installed at the installation position specified in the drawing, and after the installation is finished, the second metal disc (14) is separated from the part to be lifted by rotating the metal handle (15) again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910203673.XA CN109809287B (en) | 2019-03-18 | 2019-03-18 | Use method of symmetrical hoisting device for circumferential assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910203673.XA CN109809287B (en) | 2019-03-18 | 2019-03-18 | Use method of symmetrical hoisting device for circumferential assembly |
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| Publication Number | Publication Date |
|---|---|
| CN109809287A CN109809287A (en) | 2019-05-28 |
| CN109809287B true CN109809287B (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910203673.XA Active CN109809287B (en) | 2019-03-18 | 2019-03-18 | Use method of symmetrical hoisting device for circumferential assembly |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0441389A (en) * | 1990-06-06 | 1992-02-12 | Nissei Eng:Yugen | Chuck suspension device |
| US5476300A (en) * | 1993-04-21 | 1995-12-19 | Dodge; John P. | Adjustable lifting device for sewer frame or the like |
| CN104812691A (en) * | 2012-11-23 | 2015-07-29 | 乌本产权有限公司 | Gripping apparatus for handling reinforcement cages for tower segments of a wind turbine |
| CN105020228A (en) * | 2011-01-26 | 2015-11-04 | 乌本产权有限公司 | Method and device for erecting a tower for a wind energy plant |
| CN106553957A (en) * | 2015-09-24 | 2017-04-05 | 上海日港置信非晶体金属有限公司 | A kind of hoist tool of stereo amorphous alloy wound iron core |
| CN107399668A (en) * | 2017-08-04 | 2017-11-28 | 芜湖挺优机电技术有限公司 | Machinery production lifts aid with tabular cylindrical parts |
-
2019
- 2019-03-18 CN CN201910203673.XA patent/CN109809287B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0441389A (en) * | 1990-06-06 | 1992-02-12 | Nissei Eng:Yugen | Chuck suspension device |
| US5476300A (en) * | 1993-04-21 | 1995-12-19 | Dodge; John P. | Adjustable lifting device for sewer frame or the like |
| CN105020228A (en) * | 2011-01-26 | 2015-11-04 | 乌本产权有限公司 | Method and device for erecting a tower for a wind energy plant |
| CN104812691A (en) * | 2012-11-23 | 2015-07-29 | 乌本产权有限公司 | Gripping apparatus for handling reinforcement cages for tower segments of a wind turbine |
| CN106553957A (en) * | 2015-09-24 | 2017-04-05 | 上海日港置信非晶体金属有限公司 | A kind of hoist tool of stereo amorphous alloy wound iron core |
| CN107399668A (en) * | 2017-08-04 | 2017-11-28 | 芜湖挺优机电技术有限公司 | Machinery production lifts aid with tabular cylindrical parts |
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| Publication number | Publication date |
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| CN109809287A (en) | 2019-05-28 |
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Effective date of registration: 20200922 Address after: No.2 building, Ganshui Road, Nangang District, Harbin City, Heilongjiang Province Patentee after: Halbing Electric Machinery Factory Co., Ltd Patentee after: HADONG NATIONAL HYDROELECTRIC POWER EQUIPMENT ENGINEERING TECHNOLOGY RESEARCH CENTRAL Co.,Ltd. Patentee after: SHENZHEN STORAGE GENERATING Co.,Ltd. Address before: 150040 technical management department of Harbin electric machinery factory limited liability company, No. three power Road No. 99, Xiangfang District, Heilongjiang, Harbin Patentee before: HARBIN ELECTRIC MACHINERY Co.,Ltd. Patentee before: HADONG NATIONAL HYDROELECTRIC POWER EQUIPMENT ENGINEERING TECHNOLOGY RESEARCH CENTRAL Co.,Ltd. |
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