CN108150231B - False tile for installation and centering method - Google Patents
False tile for installation and centering method Download PDFInfo
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- CN108150231B CN108150231B CN201810096719.8A CN201810096719A CN108150231B CN 108150231 B CN108150231 B CN 108150231B CN 201810096719 A CN201810096719 A CN 201810096719A CN 108150231 B CN108150231 B CN 108150231B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/28—Supporting or mounting arrangements, e.g. for turbine casing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/64—Mounting; Assembling; Disassembling of axial pumps
- F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
- F04D29/646—Mounting or removal of fans
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Foundations (AREA)
Abstract
The invention relates to a false tile for installation and centering and a centering method, belonging to the field of rotor field installation and centering without bearing support. The current field requirements for rotor centering become extremely complex. The left positioning block is arranged between the left support frame and the right support frame, the left positioning block is arranged on the left support frame, the left horizontal adjusting bolt passes through the left horizontal adjusting internal thread through hole to be contacted with the left side of the support plate, the left vertical adjusting bolt passes through the left vertical adjusting internal thread through hole to be contacted with the left gasket group, the left positioning guide bolt is arranged in the left positioning guide internal thread hole, the right positioning block is arranged on the right support frame through the right fastening bolt and the right gasket, the right horizontal adjusting bolt passes through the right horizontal adjusting internal thread through hole to be contacted with the right side of the support plate, the right vertical adjusting bolt passes through the right vertical adjusting internal thread through hole to be contacted with the right gasket group, and the right positioning guide bolt is arranged in the right positioning guide internal thread hole. The structure is simple and reasonable, and the installation and the disassembly can be carried out on site.
Description
Technical Field
The invention relates to a false tile for installation and centering and a centering method, belonging to the field of rotor field installation and centering without bearing support.
Background
Modern steam turbine and gas turbine and axial fan are when the design, in order to shorten the length of equipment shafting, reduce factory building area, generally adopt the structural style that reduces the bearing and support, make lubricating oil system arrange simply simultaneously, reduce the lubricating oil mass, alleviate operation maintenance work load. For example, the two-rotor three-pivot support, the intermediate shaft no support, the three-rotor four-support (intermediate rotor no support) and the like, the number of bearings is reduced, the axial length of the bearing box is shortened, the factory building space is utilized more effectively, and the overall structure of the device is more compact.
At present, after bearing support is reduced, the problem that no fulcrum exists during field installation and centering is faced, so that the technical requirement on rotor centering on the field becomes extremely complex, and aiming at the problem, equipment manufacturers commonly adopt fixed fake tiles as temporary supports for field installation and centering, and the problems of small application range, complex installation, large occupied space, low adjustment precision and the like exist in the mode.
In view of this, in the patent document with application number 2016102435577, an adjustable false tile for centering of two rotors and three supports is disclosed, the adjustable false tile comprising a fixed frame, a sliding block arranged on the fixed frame, and a shaft bracket fixed on the sliding block; the fixing frame is provided with a sliding rail, the sliding block is provided with a through hole, an adjusting screw rod penetrates through the through hole, an external thread is arranged on the adjusting screw rod at least corresponding to the position of the sliding block, and an internal thread matched with the external thread is arranged in the through hole; the shaft bracket comprises a first support seat and a second support seat which are arranged on the sliding block, a first supporting table hinged with the first support seat, and a second supporting table hinged with the second support seat. The comparison file has the problems of small application range, complex installation, large occupied space, low adjustment precision and the like.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a false tile for installation and centering and a centering method with reasonable structural design.
The invention solves the problems by adopting the following technical scheme: the false tile for installation and centering comprises a supporting device and an adjusting device, wherein the adjusting device is installed on the supporting device, and the false tile is structurally characterized in that: the supporting device comprises a left supporting frame, a right supporting frame and a supporting plate, wherein the adjusting device comprises a left positioning block, a right positioning block, a left fastening bolt, a left gasket, a right fastening bolt, a right gasket, a left positioning guide bolt, a right positioning guide bolt, a left vertical adjusting bolt, a right vertical adjusting bolt, a left horizontal adjusting bolt, a right horizontal adjusting bolt, a left adjusting screw, a right adjusting screw, a left gasket group, a right gasket group, a left lifting screw, a right lifting screw and a supporting plate, a left horizontal adjusting internal thread through hole is arranged on the left positioning block, a right horizontal adjusting internal thread through hole is arranged on the right positioning block, a left gasket group placing groove and a left positioning guide internal thread hole are arranged on the left supporting frame, a right gasket group placing groove and a right positioning guide internal thread hole are arranged on the right supporting frame, the left side vertical adjusting bolt passes through the left vertical adjusting internal thread through hole to be contacted with the left gasket set, the left positioning guide bolt passes through the left side vertical adjusting internal thread through hole to be installed in the left positioning guide internal thread hole, the right positioning block is installed on the right support frame through the right fastening bolt and the right gasket, the right horizontal adjusting bolt passes through the right horizontal adjusting internal thread through hole to be contacted with the right side of the support plate, the right gasket set is placed in the right gasket set placing groove, the right vertical adjusting bolt passes through the right vertical adjusting internal thread through hole and contacts with the right gasket group, the right positioning guide bolt passes through the right waist-shaped hole and is installed at the right positioning guide internal thread hole, and the left adjusting screw, the right adjusting screw, the left lifting screw and the right lifting screw are all installed on the supporting plate.
Further, the backup pad includes left connecting portion, right connecting portion, left guide portion, right guide portion and adjustment portion, left guide portion and right guide portion are located the both sides of adjustment portion respectively, left connecting portion are connected with left guide portion, right connecting portion are connected with right guide portion.
Further, the left horizontal adjusting bolt is contacted with the left connecting part, the left waist-shaped hole and the left vertical adjusting internal thread through hole are both arranged on the left guiding part, and the left lifting screw is arranged on the left guiding part; the right horizontal adjusting bolt contacts with the right connecting part, the right waist-shaped hole and the right vertical adjusting internal thread through hole are arranged on the right guiding part, and the right lifting screw is arranged on the right guiding part.
Further, the shape of the adjusting part is circular arc, and the left adjusting screw rod and the right adjusting screw rod are both installed on the adjusting part.
Further, the left adjusting internal thread through hole and the right adjusting internal thread through hole are obliquely arranged on the adjusting portion, the left adjusting internal thread through hole and the right adjusting internal thread through hole are symmetrically arranged on the longitudinal section of the adjusting portion, an included angle between the left adjusting internal thread through hole and the right adjusting internal thread through hole is 45 degrees, the left adjusting screw is arranged in the left adjusting internal thread through hole, and the right adjusting screw is arranged in the right adjusting internal thread through hole.
Further, the left support frame and the right support frame are fixed on a steel structure on a concrete foundation through foundation bolts, and the steel structure is formed by welding steel plates.
Further, the method for centering the false tiles for installation and centering is characterized in that: the centering method comprises the following steps:
the first step: placing the left gasket set in a left gasket set placing groove, and placing the right gasket set in a right gasket set placing groove;
and a second step of: installing a left positioning guide bolt in the left positioning guide internal threaded hole, and installing a right positioning guide bolt in the right positioning guide internal threaded hole to perform positioning;
and a third step of: the left vertical adjusting bolt is arranged in the left vertical adjusting internal thread through hole, and the right vertical adjusting bolt is arranged in the right vertical adjusting internal thread through hole;
fourth step: the supporting plate is lifted by the left lifting screw and the right lifting screw;
fifth step: because the left positioning guide bolt passes through the left waist-shaped hole, the right positioning guide bolt passes through the right waist-shaped hole, and the supporting plate is moved downwards until the left vertical adjusting bolt contacts with the left gasket group, and the right vertical adjusting bolt contacts with the right gasket group;
sixth step: the right positioning block is arranged on the right support frame through a right fastening bolt and a right gasket, the right horizontal adjusting bolt penetrates through the right horizontal adjusting internal thread through hole to be in contact with the right side of the support plate, the left positioning block is arranged on the left support frame through a left fastening bolt and a left gasket, and the left horizontal adjusting bolt penetrates through the left horizontal adjusting internal thread through hole to be in contact with the left side of the support plate;
seventh step: the support plate is moved by adjusting the left horizontal adjusting bolt and the right horizontal adjusting bolt, the support plate is adjusted to a proper position, and then the rotor falls above the support plate;
eighth step: positioning the rotor by adjusting the left adjusting screw and the right adjusting screw, and roughly adjusting the rotor;
ninth step: the rotor is finely adjusted by adjusting the left vertical adjusting bolt, the right vertical adjusting bolt, the left horizontal adjusting bolt and the right horizontal adjusting bolt, and the required numerical value is reached; the first step to the ninth step are sequentially performed.
Further, in the third step, a distance is provided between the head of the left vertical adjusting bolt and the head of the right vertical adjusting bolt and the support plate.
Further, in the seventh step, the rotor is dropped above the adjusting portion, and one end of the left adjusting screw and one end of the right adjusting screw are both brought into contact with the rotor.
Compared with the prior art, the invention has the following advantages: the invention has simple and reasonable structure, and can be installed and disassembled on site; after the installation of the fake tile is completed, the rotor is fallen onto the supporting plate, the vertical direction is adjusted through the left vertical adjusting bolt and the right vertical adjusting bolt, and the horizontal direction is adjusted through the left horizontal adjusting bolt and the right horizontal adjusting bolt; after the rotor is found, the fake tile can be disassembled to form small parts, and the small parts are moved out of the operation site.
Drawings
FIG. 1 is a schematic diagram of a front view of a false tile for installation and centering according to an embodiment of the present invention.
Fig. 2 is an enlarged schematic view of the portion a in fig. 1.
Fig. 3 is an enlarged schematic view of the B portion in fig. 1.
Fig. 4 is a schematic top view of a mounting and centering dummy tile according to an embodiment of the present invention.
Fig. 5 is a schematic view of a left set screw and left washer configuration of an embodiment of the present invention.
Fig. 6 is a schematic view of the right set screw and right washer configuration of an embodiment of the present invention.
In the figure: left positioning block 1, right positioning block 2, left fastening bolt 3, left washer 4, right fastening bolt 5, right washer 6, left support frame 7, right support frame 8, left positioning guide bolt 9, right positioning guide bolt 10, left vertical adjusting bolt 11, right vertical adjusting bolt 12, left horizontal adjusting bolt 13, right horizontal adjusting bolt 14, left adjusting screw 15, right adjusting screw 16, left washer set 17, right washer set 18, left lifting screw 19, right lifting screw 20, rotor 21, support plate 22.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and not limited to the following examples.
Examples
Referring to fig. 1 to 6, it should be understood that the structures, proportions, sizes, etc. shown in the drawings attached to the present specification are shown only for the purpose of understanding and reading by those skilled in the art, and are not intended to limit the applicable limitations of the present invention, so that any structural modification, change in proportion, or adjustment of size does not have any technical significance, and all fall within the scope of the technical content of the present invention without affecting the efficacy and achievement of the present invention. In the present specification, the terms "upper", "lower", "left", "right", "middle" and "a" are used for descriptive purposes only and are not intended to limit the scope of the invention, but are also intended to be within the scope of the invention without any substantial modification to the technical content.
The installation in this embodiment is looked for and is used false tile, including strutting arrangement and adjusting device, adjusting device installs on strutting arrangement, strutting arrangement includes left support frame 7, right support frame 8 and backup pad 22, adjusting device includes left locating piece 1, right locating piece 2, left holding bolt 3, left packing ring 4, right holding bolt 5, right packing ring 6, left positioning guide bolt 9, right positioning guide bolt 10, left vertical adjusting bolt 11, right vertical adjusting bolt 12, left horizontal adjusting bolt 13, right horizontal adjusting bolt 14, left adjusting screw 15, right adjusting screw 16, left gasket group 17, right gasket group 18, left lifting screw 19, right lifting screw 20 and backup pad 22.
The left positioning block 1 in the embodiment is provided with a left horizontal adjustment internal thread through hole, the right positioning block 2 is provided with a right horizontal adjustment internal thread through hole, the left support frame 7 is provided with a left gasket set placing groove and a left positioning guide internal thread hole, the right support frame 8 is provided with a right gasket set placing groove and a right positioning guide internal thread hole, the support plate 22 is provided with a left waist-shaped hole, a right waist-shaped hole, a left vertical adjustment internal thread through hole and a right vertical adjustment internal thread through hole, the support plate 22 is positioned between the left support frame 7 and the right support frame 8, the left positioning block 1 is mounted on the left support frame 7 through a left fastening bolt 3 and a left gasket 4, the left horizontal adjustment bolt 13 passes through the left horizontal adjustment internal thread through hole to be in contact with the left side of the support plate 22, the left gasket set 17 is placed in the left gasket set placing groove, the left vertical adjustment bolt 11 passes through the left vertical adjustment internal thread through hole to be in contact with the left gasket set 17, the left positioning guide bolt 9 passes through the left waist-shaped hole to be mounted in the left positioning guide internal thread hole, the right positioning block 2 passes through the right fastening bolt 5 and the right gasket 6 to be mounted on the right support frame 8, the right horizontal adjustment bolt 14 passes through the right fastening bolt 14 passes through the right horizontal adjustment internal thread hole to be in contact with the right gasket set 18, and the right gasket set 10 passes through the right positioning guide internal thread through the left positioning bolt 12 to be in contact with the right gasket set 18.
The dummy tile for installation centering in the present embodiment is mainly used for temporarily supporting and adjusting the rotor 21 at the time of field installation; the left adjusting screw 15, the right adjusting screw 16, the left lifting screw 19 and the right lifting screw 20 are all installed on the supporting plate 22, the rotor 21 is located above the supporting plate 22, and one end of the left adjusting screw 15 and one end of the right adjusting screw 16 are both in contact with the rotor 21.
The support plate 22 in this embodiment includes a left connecting portion, a right connecting portion, a left guide portion, a right guide portion, and an adjusting portion, the left guide portion and the right guide portion are respectively located at both sides of the adjusting portion, the left connecting portion is connected with the left guide portion, and the right connecting portion is connected with the right guide portion.
The left horizontal adjusting bolt 13 in the embodiment is contacted with the left connecting part, the left waist-shaped hole and the left vertical adjusting internal thread through hole are arranged on the left guiding part, and the left lifting screw 19 is arranged on the left guiding part; the right horizontal adjusting bolt 14 contacts with the right connecting portion, the right waist-shaped hole and the right vertical adjusting internal thread through hole are both provided on the right guide portion, and the right lifting screw 20 is mounted on the right guide portion.
The shape of the adjustment part in this embodiment is circular arc, the left adjustment screw 15 and the right adjustment screw 16 are both installed on the adjustment part, the rotor 21 is located above the adjustment part, and the adjustment part is engaged with the rotor 21.
The left adjusting internal thread through hole and the right adjusting internal thread through hole are obliquely arranged on the adjusting portion in the embodiment, the left adjusting internal thread through hole and the right adjusting internal thread through hole are symmetrically arranged on the longitudinal section of the adjusting portion, an included angle between the left adjusting internal thread through hole and the right adjusting internal thread through hole is 45 degrees, the left adjusting screw 15 is arranged in the left adjusting internal thread through hole, and the right adjusting screw 16 is arranged in the right adjusting internal thread through hole.
The left support frame 7 and the right support frame 8 in the embodiment are all fixed on a steel structure on a concrete foundation through foundation bolts, and the steel structure is formed by welding steel plates.
The method for centering the false tile for installation and centering in the embodiment comprises the following steps:
the first step: placing the left gasket set 17 in the left gasket set placing groove, and placing the right gasket set 18 in the right gasket set placing groove;
and a second step of: the left positioning guide bolt 9 is installed in the left positioning guide internal threaded hole, and the right positioning guide bolt 10 is installed in the right positioning guide internal threaded hole to perform positioning;
and a third step of: a left vertical adjusting bolt 11 is installed in the left vertical adjusting internal threaded through hole, and a right vertical adjusting bolt 12 is installed in the right vertical adjusting internal threaded through hole;
fourth step: the support plate 22 is lifted by the left lifting screw 19 and the right lifting screw 20;
fifth step: since the left positioning guide bolt 9 passes through the left waist-shaped hole, the right positioning guide bolt 10 passes through the right waist-shaped hole, and the supporting plate 22 is moved downwards until the left vertical adjusting bolt 11 contacts with the left gasket group 17, and the right vertical adjusting bolt 12 contacts with the right gasket group 18;
sixth step: the right positioning block 2 is mounted on the right support frame 8 through the right fastening bolt 5 and the right gasket 6, the right horizontal adjusting bolt 14 passes through the right horizontal adjusting internal thread through hole to be in contact with the right side of the support plate 22, the left positioning block 1 is mounted on the left support frame 7 through the left fastening bolt 3 and the left gasket 4, and the left horizontal adjusting bolt 13 passes through the left horizontal adjusting internal thread through hole to be in contact with the left side of the support plate 22;
seventh step: the support plate 22 is moved by adjusting the left horizontal adjusting bolt 13 and the right horizontal adjusting bolt 14, the support plate 22 is adjusted to a proper position, and then the rotor 21 falls above the support plate 22;
eighth step: positioning and coarse adjusting the rotor 21 by adjusting the left adjusting screw 15 and the right adjusting screw 16;
ninth step: the rotor 21 is finely adjusted by adjusting the left vertical adjusting bolt 11, the right vertical adjusting bolt 12, the left horizontal adjusting bolt 13 and the right horizontal adjusting bolt 14, and the required value is reached; the first to ninth steps are sequentially performed.
In the third step of the present embodiment, there is a distance between the heads of the left and right vertical adjustment bolts 11 and 12 and the support plate 22.
In the seventh step of the present embodiment, the rotor 21 is dropped above the adjusting portion, and one end of the left adjusting screw 15 and one end of the right adjusting screw 16 are brought into contact with the rotor 21.
The installation in this embodiment uses dummy tiles for positioning the same diameter rotor 21, and also for positioning the different diameter rotors 21.
In the installation and centering of the embodiment, the false tile is firstly divided into a plurality of small parts for disassembly in the disassembly process; screwing out the left horizontal adjusting bolt 13 and the right horizontal adjusting bolt 14, so that the right horizontal adjusting bolt 14 passes through the right horizontal adjusting internal thread through hole to be separated from the right side of the supporting plate 22, and the left horizontal adjusting bolt 13 passes through the left horizontal adjusting internal thread through hole to be separated from the left side of the supporting plate 22; the right vertical adjusting bolt 12 and the left horizontal adjusting bolt 13 are screwed out, so that the supporting plate 22 falls down, and one end of the left adjusting screw 15 and one end of the right adjusting screw 16 are separated from the rotor 21; screwing out the left positioning guide bolt 9 and the positioning guide bolt 10; the support plate 22 is moved out of the working space in the axial direction by the left and right lifting screws 19, 20; the left positioning block 1 and the right positioning block 2 are detached.
In addition, it should be noted that the specific embodiments described in the present specification may vary from part to part, from name to name, etc., and the above description in the present specification is merely illustrative of the structure of the present invention. All equivalent or simple changes of the structure, characteristics and principle according to the inventive concept are included in the protection scope of the present patent. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides an installation is looked for and is used false tile, includes strutting arrangement and adjusting device, adjusting device installs on strutting arrangement, its characterized in that: the supporting device comprises a left supporting frame, a right supporting frame and a supporting plate, wherein the adjusting device comprises a left positioning block, a right positioning block, a left fastening bolt, a left gasket, a right fastening bolt, a right gasket, a left positioning guide bolt, a right positioning guide bolt, a left vertical adjusting bolt, a right vertical adjusting bolt, a left horizontal adjusting bolt, a right horizontal adjusting bolt, a left adjusting screw, a right adjusting screw, a left gasket group, a right gasket group, a left lifting screw, a right lifting screw and a supporting plate, a left horizontal adjusting internal thread through hole is arranged on the left positioning block, a right horizontal adjusting internal thread through hole is arranged on the right positioning block, a left gasket group placing groove and a left positioning guide internal thread hole are arranged on the left supporting frame, a right gasket group placing groove and a right positioning guide internal thread hole are arranged on the right supporting frame, the left side vertical adjusting bolt passes through the left vertical adjusting internal thread through hole to be contacted with the left gasket set, the left positioning guide bolt passes through the left side vertical adjusting internal thread through hole to be installed in the left positioning guide internal thread hole, the right positioning block is installed on the right support frame through the right fastening bolt and the right gasket, the right horizontal adjusting bolt passes through the right horizontal adjusting internal thread through hole to be contacted with the right side of the support plate, the right gasket set is placed in the right gasket set placing groove, the right vertical adjusting bolt passes through the right vertical adjusting internal thread through hole and contacts with the right gasket group, the right positioning guide bolt passes through the right waist type hole and installs at right positioning guide internal thread hole, left adjusting screw, right adjusting screw, left hoisting screw and right hoisting screw all install in the backup pad, the backup pad includes left connecting portion, right connecting portion, left guide part, right guide part and adjustment portion, left side guide part and right guide part are located the both sides of adjustment portion respectively, left side connecting portion are connected with left guide part, right connecting portion is connected with right guide part, left side support frame and right support frame all fix the steel construction on concrete foundation through rag bolt, the steel construction is formed by the steel sheet welding.
2. The installation centering tile of claim 1, wherein: the left horizontal adjusting bolt is contacted with the left connecting part, the left waist-shaped hole and the left vertical adjusting internal thread through hole are arranged on the left guiding part, and the left lifting screw is arranged on the left guiding part; the right horizontal adjusting bolt contacts with the right connecting part, the right waist-shaped hole and the right vertical adjusting internal thread through hole are arranged on the right guiding part, and the right lifting screw is arranged on the right guiding part.
3. The installation centering tile of claim 2, wherein: the shape of the adjusting part is arc, and the left adjusting screw rod and the right adjusting screw rod are both arranged on the adjusting part.
4. A false tile for installation and centering as claimed in claim 3, wherein: the left adjusting internal thread through hole and the right adjusting internal thread through hole are obliquely arranged on the adjusting portion, the left adjusting internal thread through hole and the right adjusting internal thread through hole are symmetrically arranged on the longitudinal section of the adjusting portion, an included angle between the left adjusting internal thread through hole and the right adjusting internal thread through hole is 45 degrees, the left adjusting screw is arranged in the left adjusting internal thread through hole, and the right adjusting screw is arranged in the right adjusting internal thread through hole.
5. A method of centering a false tile for installation centering as claimed in any one of claims 1 to 4, wherein: the centering method comprises the following steps:
the first step: placing the left gasket set in a left gasket set placing groove, and placing the right gasket set in a right gasket set placing groove;
and a second step of: installing a left positioning guide bolt in the left positioning guide internal threaded hole, and installing a right positioning guide bolt in the right positioning guide internal threaded hole to perform positioning;
and a third step of: the left vertical adjusting bolt is arranged in the left vertical adjusting internal thread through hole, and the right vertical adjusting bolt is arranged in the right vertical adjusting internal thread through hole;
fourth step: the supporting plate is lifted by the left lifting screw and the right lifting screw;
fifth step: because the left positioning guide bolt passes through the left waist-shaped hole, the right positioning guide bolt passes through the right waist-shaped hole, and the supporting plate is moved downwards until the left vertical adjusting bolt contacts with the left gasket group, and the right vertical adjusting bolt contacts with the right gasket group;
sixth step: the right positioning block is arranged on the right support frame through a right fastening bolt and a right gasket, the right horizontal adjusting bolt penetrates through the right horizontal adjusting internal thread through hole to be in contact with the right side of the support plate, the left positioning block is arranged on the left support frame through a left fastening bolt and a left gasket, and the left horizontal adjusting bolt penetrates through the left horizontal adjusting internal thread through hole to be in contact with the left side of the support plate;
seventh step: the support plate is moved by adjusting the left horizontal adjusting bolt and the right horizontal adjusting bolt, the support plate is adjusted to a proper position, and then the rotor falls above the support plate;
eighth step: positioning the rotor by adjusting the left adjusting screw and the right adjusting screw, and roughly adjusting the rotor;
ninth step: the rotor is finely adjusted by adjusting the left vertical adjusting bolt, the right vertical adjusting bolt, the left horizontal adjusting bolt and the right horizontal adjusting bolt, and the required numerical value is reached; the first step to the ninth step are sequentially performed.
6. The method of centering a false tile for installation centering as claimed in claim 5, wherein: in the third step, a distance is reserved between the head of the left vertical adjusting bolt and the head of the right vertical adjusting bolt and the supporting plate.
7. The method of centering a false tile for installation centering as claimed in claim 5, wherein: in the seventh step, the rotor is dropped above the adjusting portion, and one end of the left adjusting screw and one end of the right adjusting screw are both brought into contact with the rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810096719.8A CN108150231B (en) | 2018-01-31 | 2018-01-31 | False tile for installation and centering method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810096719.8A CN108150231B (en) | 2018-01-31 | 2018-01-31 | False tile for installation and centering method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108150231A CN108150231A (en) | 2018-06-12 |
| CN108150231B true CN108150231B (en) | 2023-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810096719.8A Active CN108150231B (en) | 2018-01-31 | 2018-01-31 | False tile for installation and centering method |
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| CN (1) | CN108150231B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6513781B1 (en) * | 1998-08-12 | 2003-02-04 | ETN Präzisionstechnik GmbH | Support devices for the vanes of power units |
| US6594555B2 (en) * | 2000-12-21 | 2003-07-15 | General Electric Company | Method for steam turbine halfshell alignment |
| JP6037948B2 (en) * | 2013-06-12 | 2016-12-07 | 三菱日立パワーシステムズ株式会社 | Rotating shaft lifting jig and rotating shaft lifting method |
| CN105822365B (en) * | 2016-04-18 | 2017-08-11 | 大唐东北电力试验研究所有限公司 | False watt of the adjustable that the support alignment of two rotors three is used |
| CN107060904B (en) * | 2017-05-05 | 2023-07-07 | 大唐东北电力试验研究所有限公司 | Double-rotor interchange precision guaranteeing system for high back pressure transformation of steam turbine |
| CN208073570U (en) * | 2018-01-31 | 2018-11-09 | 华电电力科学研究院有限公司 | A kind of install looks for middle vacation watt |
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2018
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| CN108150231A (en) | 2018-06-12 |
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