CN214422110U - Shell hoisting and transporting device for steam turbine - Google Patents
Shell hoisting and transporting device for steam turbine Download PDFInfo
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- CN214422110U CN214422110U CN202023114278.1U CN202023114278U CN214422110U CN 214422110 U CN214422110 U CN 214422110U CN 202023114278 U CN202023114278 U CN 202023114278U CN 214422110 U CN214422110 U CN 214422110U
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Abstract
The utility model discloses a shell hoisting and transporting device for a steam turbine, which comprises a crane and a hoisting hook, and also comprises a disc, wherein at least three hoisting plates are uniformly arranged at the outer end part of the upper end surface of the disc along the circumferential direction; the outer end of the disc is provided with four mounting through holes along the circumferential direction, each of the four mounting through holes is provided with a threaded pipe, each of the four threaded pipes is in threaded connection with a vertical rod, a polished rod part of the vertical rod is sleeved with a first circular pipe, the pipe wall of the first circular pipe is provided with a threaded through hole leading to the inside of the first circular pipe, a first fixing bolt is installed in the threaded through hole, the outer pipe wall of the first circular pipe is welded with a second circular pipe, the axial directions of the second circular pipe and the first circular pipe are mutually vertical, a transverse rod is arranged in the second circular pipe, and one end of the transverse rod is provided with a clamping structure; the utility model discloses be provided with special fixing device who is applicable to irregular shape casing, it is very convenient when the casing of steam turbine lifts by crane.
Description
Technical Field
The utility model relates to a hoisting accessory field specifically is a casing lifts by crane conveyer for steam turbine.
Background
When the steam turbine is produced, assembled and maintained, the shell of the steam turbine needs to be disassembled or assembled, and the shell of the steam turbine needs to be lifted and transported by using a lifting device due to the fact that the weight and the size of the shell of the steam turbine are large. A travelling crane is generally used as a hoisting device of a steam turbine, and has the advantages of convenient movement and strong hoisting capacity. The shell of the steam turbine is convenient to move and transport to other positions after being lifted. However, because the casing of the steam turbine is irregular in shape, and the existing crane does not have a special fixing device suitable for the casing with the irregular shape, when the casing of the steam turbine is lifted, multiple binding bands are needed to be used for binding the casing of the steam turbine, and the casing of the steam turbine can be lifted only after the binding bands are firmly bound, so that the casing of the steam turbine is very inconvenient to lift.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a steam turbine lifts by crane conveyer with casing aims at improving current line and hangs not special fixing device who is applicable to irregular shape casing, lifts by crane the very inconvenient problem of casing of steam turbine.
The utility model discloses a realize like this: a shell hoisting and transporting device for a steam turbine comprises a travelling crane, a hoisting hook and a disc, wherein at least three hoisting plates are uniformly arranged at the outer end part of the upper end surface of the disc along the circumferential direction of the disc, hoisting holes are formed in the hoisting plates, and each hoisting plate is connected with the hoisting hook through a steel wire rope; the outer end of the disc is provided with four mounting through holes along the circumferential direction, the mounting through holes are of a cylindrical through hole structure, threaded pipes are arranged in the four mounting through holes respectively, the central axis of each threaded pipe is parallel to that of the disc, an internal thread structure is arranged on the inner wall of each threaded pipe, each thread of the four threaded pipes is connected with a vertical rod, each vertical rod is of a cylindrical rod structure and consists of a threaded rod part positioned at the upper end and a polished rod part positioned at the lower side of the threaded rod part, and the vertical rods are in threaded connection with the threaded pipes through the threaded rod parts; the utility model discloses a steam turbine casing, including vertical pole, the smooth rod part of vertical pole, the cover is equipped with first pipe on the smooth rod part of vertical pole, the internal diameter of first pipe is greater than the diameter of vertical pole smooth rod part, be provided with on the pipe wall of first pipe and access to intraductal screw through hole, and install first fixing bolt in this screw through hole, the welding has the second pipe on the outer pipe wall of first pipe, the axis direction mutually perpendicular of second pipe and first pipe, be provided with on the pipe wall of second pipe and access to intraductal screw through hole, and install second fixing bolt in this screw through hole, be provided with the transverse bar in the second pipe, the transverse bar is cylindrical rod structure, and its diameter is less than the internal diameter of second pipe, the one end of transverse bar is provided with and presss from both sides tight structure, it is used for the casing wall of clamping and fastening steam turbine casing to press from both sides tight structure.
Further, press from both sides tight structure including clamping board and clamp bolt, the clamping board is the channel-section steel form, a vertical wall of clamping board links to each other with the one end stationary phase of transverse bar, is provided with the screw thread through-hole on another vertical wall, clamp bolt installs in the screw thread through-hole that sets up on the vertical wall of clamping board.
Furthermore, rubber layers are arranged on three inner side faces of the clamping plate, and through holes for the rod parts of the clamping bolts to penetrate through are formed in the rubber layers arranged on the inner side faces of the vertical walls for mounting the clamping bolts.
Furthermore, a rubber sleeve is sleeved at the top end of the rod part of the clamping bolt and is in interference connection with the rod part of the clamping bolt.
Furthermore, a plurality of threaded through holes are formed in the pipe wall of the first circular pipe, and a first fixing bolt is installed in each threaded through hole.
Furthermore, a plurality of threaded through holes are formed in the pipe wall of the second circular pipe, and a second fixing bolt is installed in each threaded through hole.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses be provided with special fixing device who is applicable to irregular shape casing, it is very convenient when the casing of steam turbine lifts by crane.
2. Rubber layers are arranged on three inner side surfaces of the clamping plate, and a rubber sleeve is sleeved at the top end of the rod part of the clamping bolt. Through the arrangement of the rubber layer and the rubber sleeve, when the shell wall of the steam turbine shell is fixed by using the clamping structure, the shell wall of the steam turbine shell cannot be damaged by clamping injury, scratch and the like.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a shell lifting and transporting device for a steam turbine of the present invention;
FIG. 2 is a schematic view of a three-dimensional structure of the steam turbine shell hoisting and transporting device with the crane and the lifting hook removed;
FIG. 3 is a schematic diagram of a three-dimensional structure of a disc, a lifting plate and a threaded pipe of the shell lifting transportation device for a steam turbine of the present invention;
fig. 4 is a schematic view of the three-dimensional structure of the clamping structure of the shell hoisting and transporting device for the steam turbine.
In the figure: 1. hoisting; 2. lifting a lifting hook; 3. a disc; 4. lifting the hanger plate; 5. a threaded pipe; 6. a vertical rod; 7. a first circular tube; 8. a first fixing bolt; 9. a second circular tube; 10. a second fixing bolt; 11. a transverse bar; 12. installing a clamping plate; 13. clamping the bolt; 14. a rubber layer; 15. a rubber sleeve.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the terms in the present invention can be understood according to the specific situation by those skilled in the art.
Referring to fig. 1, 2, 3 and 4, a shell hoisting and transporting device for a steam turbine comprises a travelling crane 1, a hoisting hook 2 and a disc 3, wherein four hoisting plates 4 are uniformly arranged at the outer end part of the upper end surface of the disc 3 along the circumferential direction of the disc, hoisting holes are formed in the hoisting plates 4, and each hoisting plate 4 is connected with the hoisting hook 2 through a steel wire rope. The outer end of disc 3 is provided with four mounting through-holes along its circumferencial direction, and the mounting through-hole is cylindrical through-hole structure, respectively is provided with screwed pipe 5 among four mounting through-holes, and the central axis of screwed pipe 5 is parallel to each other with the central axis of disc 3, is provided with the internal thread structure on the inner wall of screwed pipe 5.
Each threaded connection has a vertical pole 6 in four screwed pipe 5, and vertical pole 6 is cylindrical rod structure, and it comprises the silk pole portion that is located the upper end and the smooth rod portion that is located silk pole portion downside, and vertical pole 6 passes through silk pole portion and screwed pipe 5 screw thread and links to each other. The cover is equipped with first pipe 7 on the polished rod portion of vertical pole 6, and the internal diameter of first pipe 7 is greater than the diameter of vertical pole 6 polished rod portion, is provided with two screw through-holes that lead to intraductal on the pipe wall of first pipe 7, and installs first fixing bolt 8 in these two screw through-holes, can make first pipe 7 fixed more firm on vertical pole 6 through two first fixing bolt 8. The welding has the second pipe 9 on the outer pipe wall of first pipe 7, and the axis direction mutually perpendicular of second pipe 9 and first pipe 7 is provided with two screw through-holes that lead to intraductal on the pipe wall of second pipe 9, and installs second fixing bolt 10 in these two screw through-holes, is provided with transverse bar 11 in the second pipe 9, can make transverse bar 11 more firm that sets up in second pipe 9 through two second fixing bolt 10. The transverse rod 11 is a cylindrical rod structure, the diameter of the transverse rod is smaller than the inner diameter of the second round pipe 9, and one end of the transverse rod 11 is provided with a clamping structure.
Referring to fig. 4, the clamping structure includes a clamping plate 12 and a clamping bolt 13, the clamping plate 12 is in a channel shape, one vertical wall of the clamping plate 12 is fixedly connected to one end of the transverse rod 11, a threaded through hole is formed in the other vertical wall, and the clamping bolt 13 is installed in the threaded through hole formed in the vertical wall of the clamping plate 12.
The utility model discloses a theory of operation: the height position of the clamping plate 12 can be adjusted by adjusting the position of the threaded rod part of the vertical rod 6 in threaded connection with the threaded pipe 5; the height position of the clamping plate 12 can be adjusted by adjusting the position of the first round pipe 7 on the polished rod part of the vertical rod 6; the relative distance of the four clamping plates 12 in the height direction can thus be adjusted. The first round pipe 7 is rotated by taking the vertical rod 6 as a central rotating shaft, so that the position of the clamping plate 12 can be rotatably adjusted in the horizontal plane; the position of the clamping plate 12 can be adjusted in the horizontal direction by adjusting the position of the transverse rod 11 in the second circular tube 9; the relative distance of the four clamping plates 12 in the horizontal direction can thus be adjusted. The opening direction of the clamping plate 12 can be adjusted by rotating the second round tube 9 by taking the transverse rod 11 as a central rotating shaft. Therefore, the utility model discloses can carry out the regulation of each clamping plate 12 positions according to steam turbine shell's shape for four clamping plates 12 can the clamping steam turbine shell's casing wall, screw up each clamp bolt 13 again, can be fixed firm with steam turbine shell clamping.
Therefore, the utility model discloses be provided with the special fixing device who is applicable to irregular shape casing, it is very convenient when the casing of steam turbine lifts by crane.
Referring to fig. 4, the rubber layer 14 is disposed on three inner sides of the clamping plate 12, and the rubber layer 14 disposed on the inner side of the vertical wall for mounting the clamping bolt 13 is provided with a through hole for the rod of the clamping bolt 13 to pass through. The top end of the rod part of the clamping bolt 13 is sleeved with a rubber sleeve 15, and the rubber sleeve 15 is connected with the rod part of the clamping bolt 13 in an interference manner, so that the rubber sleeve 15 is not easy to fall off from the clamping bolt 13. Through the arrangement of the rubber layer 14 and the rubber sleeve 15, when the shell wall of the steam turbine shell is fixed by using the clamping structure, damage such as clamping injury, scratch and the like to the shell wall of the steam turbine shell can be avoided.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A shell hoisting and transporting device for a steam turbine comprises a travelling crane (1) and a hoisting hook (2), and is characterized by further comprising a disc (3), wherein at least three hoisting plates (4) are uniformly arranged at the outer end part of the upper end surface of the disc (3) along the circumferential direction of the disc, hoisting holes are formed in the hoisting plates (4), and each hoisting plate (4) is connected with the hoisting hook (2) through a steel wire rope; the outer end of the disc (3) is provided with four mounting through holes along the circumferential direction, the mounting through holes are of a cylindrical through hole structure, threaded pipes (5) are arranged in the four mounting through holes respectively, the central axis of each threaded pipe (5) is parallel to the central axis of the disc (3), an internal thread structure is arranged on the inner wall of each threaded pipe (5), each thread in each threaded pipe (5) is connected with a vertical rod (6), each vertical rod (6) is of a cylindrical rod structure and consists of a threaded rod part positioned at the upper end and a polished rod part positioned on the lower side of the threaded rod part, and the vertical rods (6) are in threaded connection with the threaded pipes (5) through the threaded rod parts; the utility model discloses a clamp structure of a vertical rod, including vertical rod (6), the smooth rod portion of vertical rod (6) goes up the cover and is equipped with first pipe (7), the internal diameter of first pipe (7) is greater than the diameter of vertical rod (6) smooth rod portion, be provided with on the pipe wall of first pipe (7) and access to intraductal screw thread through-hole, and install first fixing bolt (8) in this screw thread through-hole, the welding has second pipe (9) on the outer pipe wall of first pipe (7), the axis direction mutually perpendicular of second pipe (9) and first pipe (7), be provided with on the pipe wall of second pipe (9) and access to intraductal screw thread through-hole, and install second fixing bolt (10) in this screw thread through-hole, be provided with horizontal pole (11) in second pipe (9), horizontal pole (11) are cylindrical rod structure, and its diameter is less than the internal diameter of second pipe (9), the one end of horizontal pole (11) is provided with and presss from both sides tight structure, the clamping structure is used for clamping and fastening a shell wall of the steam turbine shell.
2. The steam turbine shell lifting and transporting device according to claim 1, wherein the clamping structure comprises a clamping plate (12) and a clamping bolt (13), the clamping plate (12) is in a channel steel shape, one vertical wall of the clamping plate (12) is fixedly connected with one end of the transverse rod (11), a threaded through hole is formed in the other vertical wall, and the clamping bolt (13) is installed in the threaded through hole formed in the vertical wall of the clamping plate (12).
3. The steam turbine shell lifting and transporting device as claimed in claim 2, wherein the clamping plates (12) are provided with rubber layers (14) on three inner sides, and the rubber layers (14) on the inner sides of the vertical walls for mounting the clamping bolts (13) are provided with through holes for the rods of the clamping bolts (13) to pass through.
4. The steam turbine shell lifting and transporting device as claimed in claim 3, wherein a rubber sleeve (15) is sleeved on the top end of the rod portion of the clamping bolt (13), and the rubber sleeve (15) is in interference connection with the rod portion of the clamping bolt (13).
5. The steam turbine shell lifting and transporting device as claimed in any one of claims 1 to 4, wherein the wall of the first circular pipe (7) is provided with a plurality of threaded through holes, and each of the threaded through holes is provided with a first fixing bolt (8).
6. The steam turbine shell lifting and transporting device as claimed in any one of claims 1 to 4, wherein the wall of the second circular pipe (9) is provided with a plurality of threaded through holes, and each of the threaded through holes is provided with a second fixing bolt (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023114278.1U CN214422110U (en) | 2020-12-22 | 2020-12-22 | Shell hoisting and transporting device for steam turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023114278.1U CN214422110U (en) | 2020-12-22 | 2020-12-22 | Shell hoisting and transporting device for steam turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214422110U true CN214422110U (en) | 2021-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023114278.1U Active CN214422110U (en) | 2020-12-22 | 2020-12-22 | Shell hoisting and transporting device for steam turbine |
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| Country | Link |
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| CN (1) | CN214422110U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115673179A (en) * | 2023-01-03 | 2023-02-03 | 季华实验室 | Cage-shaped heating wire winding device and method |
-
2020
- 2020-12-22 CN CN202023114278.1U patent/CN214422110U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115673179A (en) * | 2023-01-03 | 2023-02-03 | 季华实验室 | Cage-shaped heating wire winding device and method |
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