CN103075252A - Shaft support - Google Patents
Shaft support Download PDFInfo
- Publication number
- CN103075252A CN103075252A CN2011103283403A CN201110328340A CN103075252A CN 103075252 A CN103075252 A CN 103075252A CN 2011103283403 A CN2011103283403 A CN 2011103283403A CN 201110328340 A CN201110328340 A CN 201110328340A CN 103075252 A CN103075252 A CN 103075252A
- Authority
- CN
- China
- Prior art keywords
- supports
- axle
- regulating element
- base
- connecting element
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- F01D25/285—Temporary support structures, e.g. for testing, assembling, installing, repairing; Assembly methods using such structures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C13/00—Rolls, drums, discs, or the like; Bearings or mountings therefor
- F16C13/02—Bearings
- F16C13/04—Bearings with only partial enclosure of the member to be borne; Bearings with local support at two or more points
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/60—Assembly methods
- F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
- F05D2230/644—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins for adjusting the position or the alignment, e.g. wedges or eccenters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention provides a shaft support comprising a first adjusting element and a second adjusting element. One end of the first adjusting element and one end of the second adjusting element are respectively connected with a pedestal. The shaft support also comprises a first connection element and a second connection element, wherein one end of the first connection element and one end of the second connection element are respectively connected with the pedestal. The other end of the first connection element is connected to the other end of the first adjusting element. The other end of the second connection element is connected to the other end of the second adjusting element. The shaft support also comprises two rollers which are respectively rotatably connected to the middle parts of the first connection element and the second connection element. According to the shaft support, with the rolling friction between the rollers and a rotor shaft, rotor shaft rotation resistance is greatly reduced, and rotor shaft rotation is facilitated.
Description
Technical field
The present invention relates to a kind of axle and support, relate in particular to a kind of axle for gas turbine and support.
Background technique
Between gas turbine and generator, usually connect with jack shaft.In the gas turbine installation or between turn(a)round, need to disconnect jack shaft two ends and gas turbine, generator, and support to get up from bottom support with axle.Support for existing axle, its with the way of contact of rotor shaft for being slidingly connected, the rotor shaft that is supported in the axle support is difficult for being rotated in gas turbine installation or maintenance process.In order to reduce as far as possible the friction between the support of rotor shaft and axle, so that the rotation of rotor shaft is more prone to, people support the surface that contacts with rotor shaft at axle and have applied Teflon (Teflon), but the resistance that sliding friction produces is still very large, thereby maintenance and the maintenance of gas turbine brought great inconvenience.
Summary of the invention
The object of the present invention is to provide a kind of axle to support, it can be installed in gas turbine rotor axle below, makes things convenient for the rotation of rotor shaft.This axle supports and comprises: the first regulating element and the second regulating element, an end of wherein said the first regulating element be connected an end of the second regulating element and be connected with base respectively; The first connecting element and the second connecting element, one end of wherein said the first connecting element be connected an end of the second connecting element and be connected with described base respectively, the other end of described the first connecting element connects the other end of described the first regulating element, and the other end of described the second connecting element connects the other end of described the second regulating element; And two rollers, wherein said two rollers are rotatably connected to respectively the middle part of described the first connecting element and described the second connecting element.Resistance when this axle supports and reduced greatly by the rolling friction between roller and the rotor shaft that rotor shaft rotates, thus made things convenient for the rotation of rotor shaft.
According to one aspect of the present invention, an end of described the first connecting element be connected an end of the second connecting element and come to be connected with described base by connecting same contiguous block respectively.Contiguous block is so that axle supports more reliable, convenient with being connected of base.
According to again one side of the present invention, described the first regulating element and described the second regulating element include a threaded bush and two screw rods.One end of a described screw rod has left-handed thread, and an end of another described screw rod has right-handed thread, and described two screw rods are screwed in respectively described threaded bush's two ends.Described threaded bush's two ends have respectively left-handed thread and the right-handed thread corresponding with described two screw rods.The cooperation of this threaded bush and screw rod can change by the rotational sleeve nut length of the first regulating element and/or the second regulating element, thereby adjusts the position that axle supports.
According to another aspect of the present invention, described the first connecting element and described the second connecting element are the pair of parallel plate, and described roller is rotatably connected between the described parallel-plate part and is positioned at the middle part of described parallel-plate part.Adopt the pair of parallel plate so that roller and described the first connecting element with to be connected being connected of the second connecting element more reliable.
According to another aspect of the present invention, described axle supports by connecting a connecting plate and is connected with described base.The installation that connecting plate has made things convenient for axle to support, thus realized modular design.
According to another aspect of the present invention, described axle supports and comprises two connecting bases that are fixed on the described connecting plate.Described the first regulating element be connected the second regulating element and be connected with described connecting plate by connecting a corresponding described connecting base respectively with the end that described base connects.Connecting base is so that axle supports more reliable with being connected of connecting plate.
According to another aspect of the present invention, described connecting plate comprises two handles that are arranged in symmetrically on the described connecting plate.Handle is conducive to operator and grasps connecting plate.
Hereinafter will be in clear and definite understandable mode, the accompanying drawings preferred embodiment, above-mentioned characteristic, technical characteristics, advantage and implementation thereof that axle is supported are further described.
Description of drawings
The following drawings is only done the present invention and is schematically illustrated and explain, not delimit the scope of the invention.
Fig. 1 is the schematic diagram of a kind of exemplary embodiment of axle support of the present invention.
Fig. 2 has schematically showed the front that Fig. 1 axis supports.
Fig. 3 (a), (b) and (c) showed respectively along the sectional view of Fig. 2 midship section A-A, B-B and C-C.
Fig. 4 (a) has showed the partial schematic diagram of the connecting plate 36 that connecting base 37 is installed, and Fig. 4 (b) has showed along the sectional view of Fig. 4 (a) midship section D-D.
Fig. 5 has schematically showed pin 373.
Label declaration
11 first regulating elements
111 threaded bushs
112,113 screw rods
1121,311 holes
12 first connecting element
121,122 plates
21 second regulating elements
22 second connecting element
3 axles support
30 bases
31 contiguous blocks
32 handles
33 projections
34 rollers
35 bolts
36 connecting plates
37 connecting bases
371 connecting base bodies
372 connecting base dunnages
373 pins
374 screws
375,376 holes
Embodiment
Understand for technical characteristics, purpose and effect to invention have more clearly, now contrast description of drawings the specific embodiment of the present invention.Identical label represents identical or structural similarity but the identical parts of function in each figure, and the parts that have same structure or function in some figure have only schematically been described one of them or only marked one of them.For making drawing succinct, only schematically shown part related to the present invention among each figure, they do not represent it as the practical structures of product.Directly " connection ", " fixing ", " installation " of the expression of " connection ", " fixing ", " installation " herein, or via the third party's " connection ", " fixing ", " installation ".
Fig. 1 and Fig. 2 showed according to the axle of one embodiment of the present invention and supported 3, and wherein the axle of Fig. 1 supports 3 and is fixed on the base 30 by connecting plate 36.One end of the first regulating element 11 is enclosed within the connecting base 37 and by for example pin 373 that passes the hole 1121 (referring to Fig. 2) of screw rod 112 (referring to Fig. 3 (a)) and is pivotally connected to connecting plate 36, and an end of the second regulating element 21 is enclosed within another connecting base 37 and also is pivotally connected to connecting plate 36 by the mode identical with the first regulating element.The other end of the first regulating element 11 is pivotally connected to an end of the first connecting element 12 by for example bolt, and the other end of the second regulating element 21 is pivotally connected to an end of the second connecting element 22 by the mode identical with the first regulating element.Simultaneously, the other end of the other end of the first connecting element 12 and the second connecting element 22 is pivotally connected to respectively a contiguous block 31.Contiguous block 31 is connected by bolt or the screw that passes four holes 311 (referring to Fig. 2) with connecting plate 36.Two rollers 34 are rotatably connected to respectively the middle part of the first connecting element 12 and the second connecting element 22, wherein the first connecting element 12 and the second connecting element 22 are plate 121 and the plate 122 of pair of parallel, and each roller 34 is connected to (referring to having showed along Fig. 3 (b) of the sectional view of Fig. 2 midship section B-B) between plate 121 and the plate 122 by a bolt 35.The first connecting element 12 and the second connecting element 22 can have identical structure, and the first regulating element 11 and the second regulating element 21 also can have identical structure.Connecting plate 36 also comprises a handles 32, and wherein handle 32 is conducive to operator and grasps connecting plate 36, is installed on the base 30 so that axle is supported 3.
Fig. 3 (a) showed along the sectional view of Fig. 2 midship section A-A, and wherein the first regulating element 11 comprises a threaded bush 111 and two screw rods 112,113.One end of screw rod 112 has left-handed thread and is rotatably connected in the threaded bush's 111 who has equally left-handed thread a end, and the other end of screw rod 112 is an end of regulating element.One end of screw rod 113 has right-handed thread and is rotatably connected in the threaded bush's 111 who has equally right-handed thread the other end, and the other end of screw rod 113 is the other end of regulating element.This design of regulating element, so that can change the length of the first regulating element 11 and the second regulating element 21 by (for example, spanner) rotational sleeve nut, and then change two distances between the roller, thus adjust the position of rotor shaft.Fig. 3 (c) showed along the sectional view of Fig. 2 midship section C-C, and wherein contiguous block 31 is connected between plate 121 and the plate 122 by a bolt and can rotates with respect to the second connecting element 22.
Fig. 4 (a) has showed the partial schematic diagram of the connecting plate 36 that connecting base 37 is installed, and Fig. 4 (b) has showed along the sectional view of Fig. 4 (a) midship section D-D.Connecting base 37 comprises connecting base body 371 and connecting base dunnage 372, and wherein connecting base dunnage 372 can be connected on the connecting base body 371 by two screws 374 (referring to Fig. 1).Connecting base body 371 is fixed on the connecting plate 36 by the mode of for example welding.Connecting base body 371 is passed in a hole 375, and connecting base dunnage 372 is passed in another hole 376, and its mesopore 375 and hole 376 are coaxial.The axle of Fig. 2 supports 3 in advance assemblings, is connected with connecting plate 36 more subsequently.In the connection procedure, at first connecting plate 36 is installed on the base 30, secondly connecting base body 371 is fixed on the connecting plate 36, again with in pin 373 (referring to Fig. 1) patchhole 375 and pass hole 1121 an end of the first regulating element 11 is connected connection with the connecting base body, with screw 374 connecting base dunnage 372 is fixed on the connecting base body 371 at last.In one end, 3732 patchholes 375 of pin 373, so that boss 3733 is subject to stopping of connecting base body 371 inwalls.After connecting base dunnage 372 was fixed on the connecting base body 371, the other end 3731 of pin 373 was partly in the patchhole 376.Owing to the diameter of the part of the other end 3731 diameter greater than hole 376 is stopped, therefore pin 373 can't be along the hole 375 and the moving axially of hole 376.
According to another unshowned mode of execution of the present invention, contiguous block 31 and the Placement of connecting plate 36 or base 30 also can not adopt cooperating of groove and projection 33, but other the Placement that adopts that round bar for example cooperates with cylinder.
According to more unshowned mode of execution of the present invention, the first connecting element 12 be connected an end of connecting element 22 can be not yet by contiguous block 31 but by directly being connected with connecting plate 36 or base 30 such as bolt etc., thereby simplified being connected of axle support 3 and connecting plate 36 or base 30.
According to another unshowned mode of execution of the present invention, the first regulating element 11 and the second regulating element 21 also can not adopt a threaded bush and two modes that screw rod cooperates, but adopt other kindred organization or any existing mode of for example latch cooperation.
According to another unshowned mode of execution of the present invention, the first connecting element 12 and the second connecting element 22 also can be a plate or other rod member, as long as roller 34 can contact with the rotor shaft (not shown) when work and intensity allows.
According to another unshowned mode of execution of the present invention, connecting plate 36 also can not have handle 32, grasps connecting plate 36 but handle 32 is conducive to operator.
According to another unshowned mode of execution of the present invention, axle supports 3 also can not comprise connecting base 37, supports 3 reliabilities that are connected with connecting plate 36 or base 30 but connecting base 37 can increase axle.
According to another unshowned mode of execution of the present invention, axle support 3 also can not passed through a connecting plate 36 but directly be connected with base 30, but connecting plate 36 helps to realize that axle supports 3 modular design, thereby has made things convenient for installation.
It will be understood by those skilled in the art that and connect rotationally in above-mentioned each mode of execution and can realize by for example bolt, screw or other similar means.
In this article, " schematically " expression " is served as example, example or explanation ", any diagram, the mode of execution that is described in this article " schematically " should be interpreted as a kind of preferred or have more the technological scheme of advantage.
Above listed a series of detailed description only is specifying for feasibility embodiment of the present invention; they are not to limit protection scope of the present invention, allly do not break away from equivalent embodiment or the change that skill spirit of the present invention does and all should be included within protection scope of the present invention.
Claims (7)
1. an axle supports, and it is characterized in that, described axle supports (3) and comprising:
The first regulating element (11) and the second regulating element (21), an end of wherein said the first regulating element (11) be connected an end of the second regulating element (21) and be connected with base (30) respectively;
The first connecting element (12) and the second connecting element (22), one end of wherein said the first connecting element (12) be connected an end of the second connecting element (22) and be connected with described base (30) respectively, the other end of described the first connecting element (12) connects the other end of described the first regulating element (11), and the other end of described the second connecting element (22) connects the other end of described the second regulating element (21); And
Two rollers (34), wherein said two rollers (34) are rotatably connected to respectively the middle part of described the first connecting element (12) and described the second connecting element (22).
2. axle according to claim 1 supports (3), an end of wherein said the first connecting element (12) be connected an end of the second connecting element (22) and all be connected with described base (30) by connecting same contiguous block (31).
3. axle according to claim 1 supports (3), wherein said the first regulating element (11) and described the second regulating element (21) include a threaded bush and two screw rods, one end of a described screw rod has left-handed thread, one end of another described screw rod has right-handed thread, described two screw rods are screwed in respectively described threaded bush's two ends, and described threaded bush's two ends have respectively left-handed thread and the right-handed thread corresponding with described two screw rods.
4. axle according to claim 1 supports (3), wherein said the first connecting element (12) and described the second connecting element (22) are the pair of parallel plate, and described roller (34) is rotatably connected between the described parallel-plate part and is positioned at the middle part of described parallel-plate part.
5. axle according to claim 1 and 2 supports (3), and wherein said axle supports (3) and is connected with described base (30) by connecting a connecting plate (36).
6. axle according to claim 5 supports (3), wherein said axle supports (3) and comprises two connecting bases (37) that are fixed on the described connecting plate (36), and described the first regulating element (11) and the second regulating element (21) of being connected are connected with described connecting plate (36) by a described connecting base (37) corresponding to connection is next respectively with the end that described base (30) connects.
7. axle according to claim 7 supports (3), and wherein said connecting plate (36) comprises two handles (32) that are arranged in symmetrically on the described connecting plate (36).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103283403A CN103075252A (en) | 2011-10-25 | 2011-10-25 | Shaft support |
| PCT/EP2012/071164 WO2013060780A1 (en) | 2011-10-25 | 2012-10-25 | Shaft support having two rollers contacting the shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103283403A CN103075252A (en) | 2011-10-25 | 2011-10-25 | Shaft support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103075252A true CN103075252A (en) | 2013-05-01 |
Family
ID=47172600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103283403A Pending CN103075252A (en) | 2011-10-25 | 2011-10-25 | Shaft support |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103075252A (en) |
| WO (1) | WO2013060780A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115676467A (en) * | 2022-12-29 | 2023-02-03 | 常州永盛新材料装备股份有限公司 | Automatic film slitting and rewinding machine and process |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3864812A (en) * | 1973-01-30 | 1975-02-11 | Kelso Marine Inc | Method for assembly of cylindrical welded tanks in situ in horizontal position |
| JP2003191704A (en) * | 2001-12-27 | 2003-07-09 | Shoei Stainless Kosakusho:Kk | Tire lifter |
| US20060169857A1 (en) * | 2005-02-02 | 2006-08-03 | Maxam Equipment, Inc. | Self-aligning trunnions for rotary dryer/mixer |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2483932A (en) * | 1945-03-12 | 1949-10-04 | Saint Paul Inst | Globe mount |
| US3090513A (en) * | 1960-08-22 | 1963-05-21 | Crose Perrault Equipment Corp | Pipe supporting and turning assembly |
| FR1482098A (en) * | 1966-03-30 | 1967-05-26 | Fives Lille Cail | Gear reducers improvements |
| US3480158A (en) * | 1967-01-09 | 1969-11-25 | Pandjiris Weldment Co | Idler roll assembly |
| US4451979A (en) * | 1980-10-27 | 1984-06-05 | Elliott Turbomachinery Company, Inc. | Assembly and disassembly apparatus for use with a rotary machine |
| US5235745A (en) * | 1989-06-20 | 1993-08-17 | Refurbished Turbine Components Limited | Method of repairing turbine blades on a rotor |
| JP3083058B2 (en) * | 1994-11-30 | 2000-09-04 | 株式会社日立製作所 | Rotor rotation receiving device |
-
2011
- 2011-10-25 CN CN2011103283403A patent/CN103075252A/en active Pending
-
2012
- 2012-10-25 WO PCT/EP2012/071164 patent/WO2013060780A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3864812A (en) * | 1973-01-30 | 1975-02-11 | Kelso Marine Inc | Method for assembly of cylindrical welded tanks in situ in horizontal position |
| JP2003191704A (en) * | 2001-12-27 | 2003-07-09 | Shoei Stainless Kosakusho:Kk | Tire lifter |
| US20060169857A1 (en) * | 2005-02-02 | 2006-08-03 | Maxam Equipment, Inc. | Self-aligning trunnions for rotary dryer/mixer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115676467A (en) * | 2022-12-29 | 2023-02-03 | 常州永盛新材料装备股份有限公司 | Automatic film slitting and rewinding machine and process |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013060780A1 (en) | 2013-05-02 |
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Legal Events
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C05 | Deemed withdrawal (patent law before 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130501 |