CN204458183U - A kind of 800Mw francis turbine runner maintenance framed bent - Google Patents
A kind of 800Mw francis turbine runner maintenance framed bent Download PDFInfo
- Publication number
- CN204458183U CN204458183U CN201520140369.2U CN201520140369U CN204458183U CN 204458183 U CN204458183 U CN 204458183U CN 201520140369 U CN201520140369 U CN 201520140369U CN 204458183 U CN204458183 U CN 204458183U
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- CN
- China
- Prior art keywords
- longeron
- crossbeam
- framed bent
- panel
- walking
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- Expired - Fee Related
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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
- Y02E10/20—Hydro energy
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- Hydraulic Turbines (AREA)
Abstract
A kind of 800MW francis turbine runner maintenance framed bent, it comprises two and above uniform crossbeam and three and above uniform longeron, crossbeam is connected in " well " font intercross arrangement with longeron, crossbeam and longeron divide, lower two-layer, the crossbeam on upper strata and the edge of longeron are rolled into circle by side bar, connected by truss structure between upper and lower two-layer crossbeam and longeron, the many beams of walking on stage that rule is arranged are provided with between upper strata crossbeam and longeron, at upper strata crossbeam, longeron and walking on stage beam is provided with the difform panel of polylith and is paved with whole upper strata and forms circular, all corresponding connection column between bilevel crossbeam and longeron end, column is provided with hanger through panel, the side of column is provided with crashproof wheel.This framed bent can be applied to the maintenance of runner, simplifies its structure, be convenient to fast assembling-disassembling, and adopt a set of anti-skidding aluminium alloy panel to substitute original plank under the prerequisite ensureing framed bent strength and stiffness, improves the Safety performance of framed bent.
Description
Technical field
The utility model relates to a kind of rotary wheel of water turbine apparatus for examination and repair, is specially a kind of 800MW francis turbine runner maintenance framed bent.
Background technique
In rotary wheel of water turbine upkeep operation process, need to set up runner maintenance framed bent, there is following defect in existing runner maintenance framed bent: (1) complex structure, and component are many, and dismounting is loaded down with trivial details; (2), after overhauling that framed bent skeleton is assembled and completing, be promoted to after below runner by winch, then lay plank on maintenance framed bent skeleton, not only operation is loaded down with trivial details, and high-lift operation danger is higher, there is the danger that personal height falls; (3) overhaul the plank on framed bent upper berth, the operation on framed bent of personnel, equipment, there is the danger that when plank ruptures, personal height falls; (4) original plank thickness is large, and not environmentally, and plank belongs to inflammable articles, and during runner maintenance fire operation, welding slag or Mars easily cause plank to catch fire.Therefore, need to design new water turbine maintenance framed bent based on above-mentioned analysis and technical characteristics, make its structure more reasonable, dismounting is convenient, and it is more convenient to use.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of 800MW francis turbine runner maintenance framed bent, this framed bent can be applied to the maintenance of runner, its structure is simplified under the prerequisite ensureing framed bent strength and stiffness, be convenient to fast assembling-disassembling, and adopt a set of anti-skidding aluminium alloy panel to substitute original plank, improve the Safety performance of framed bent.
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: a kind of 800MW francis turbine runner maintenance framed bent, it comprises two and above uniform crossbeam and three and above uniform longeron, crossbeam is connected in " well " font intercross arrangement with longeron, crossbeam and longeron divide, lower two-layer, the crossbeam on upper strata and the edge of longeron are rolled into circle by side bar, connected by truss structure between upper and lower two-layer crossbeam and longeron, the many beams of walking on stage that rule is arranged are provided with between upper strata crossbeam and longeron, at upper strata crossbeam, longeron and walking on stage beam is provided with the difform panel of polylith and is paved with whole upper strata and forms circular, all corresponding connection column between bilevel crossbeam and longeron end, column is provided with hanger through panel, the side of column is provided with crashproof wheel.
Described crossbeam and longeron are all adopt T-shape aluminum alloy, with bolts in point of intersection.
Described side bar adopts high tensile aluminium alloy groove aluminium, and segmentation bending and crossbeam, longeron and walking on stage between beam is bolted, and multistage split forms round structure.
Described beam of walking on stage adopts high tensile aluminium alloy I-shaped aluminium, is connected with crossbeam, longeron and side bar by bolt.
Described panel adopts aluminium alloy panel, is connected, panel is provided with anti-skid structure by bolt with crossbeam, longeron, side bar and beam of walking on stage.
The utility model can obtain following beneficial effect:
A kind of 800MW francis turbine runner maintenance framed bent that the utility model provides, take above-mentioned structure, the maintenance of runner inside can have been assisted, on the framework in use first erecting of panel formed at crossbeam, longeron, side bar and beam of walking on stage, and then the hanger be connected to by wire rope by lifting appliances such as winchs on framed bent, framed bent integral hanging is hung onto runner envelope inside, crashproof wheel on framed bent fits tightly with inner wall of runner chamber, ensure that the stability of framed bent movement.
Above-mentioned crossbeam and longeron are all adopt T-shape aluminum alloy, with bolts in point of intersection, thus improve the intensity of structure, make structure simpler simultaneously.
Above-mentioned side bar adopts high tensile aluminium alloy groove aluminium, and segmentation bending and crossbeam, longeron and walking on stage between beam is bolted, and multistage split forms round structure, and side bar makes the structure of framed bent form circle thus is convenient to match with the round structure of runner inwall.
Above-mentioned beam of walking on stage adopts high tensile aluminium alloy I-shaped aluminium, is connected with crossbeam, longeron and side bar by bolt, and the intensity adopting said mechanism can strengthen framed bent makes structure more reasonable, is convenient to the installation of panel.
Above-mentioned panel adopts aluminium alloy panel, is connected, panel is provided with anti-skid structure by bolt with crossbeam, longeron, side bar and beam of walking on stage, and aluminum alloy can effectively fire-proof and damp-proof be anticorrosion in employing, and quality is light, Environmental Safety, and working life becomes.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is the utility model plan view.
Fig. 2 is the utility model front view.
Fig. 3 is the utility model bottom view.
To be that the utility model is crashproof take turns and hanger installation diagram Fig. 4.
Fig. 5 is utility model works process schematic.
In figure: crossbeam 1, longeron 2, side bar 3, beam 4 of walking on stage, panel 5, column 6, hanger 7, crashproofly take turns 8, wire rope 9, runner 10.
Embodiment
As Fig. 1-5, concrete connection and installation in figure are, a kind of 800MW francis turbine runner maintenance framed bent, it is characterized in that: it comprises two and above uniform crossbeam 1 and three and above uniform longeron 2, crossbeam 1 is connected in " well " font intercross arrangement with longeron 2, on crossbeam 1 and longeron 2 points, lower two-layer, the crossbeam 1 on upper strata and the edge of longeron 2 are rolled into circle by side bar 3, connected by truss structure between upper and lower two-layer crossbeam 1 and longeron 2, the many beams 4 of walking on stage that rule is arranged are provided with between upper strata crossbeam 1 and longeron 2, at upper strata crossbeam 1, longeron 2 and beam 4 of walking on stage are provided with the difform panel of polylith 5 to be paved with whole upper strata and to form circular, all corresponding connection column 6 between bilevel crossbeam 1 and longeron 2 end, column 6 is provided with hanger 7 through panel 5, the side of column 6 is provided with and crashproofly takes turns 8.
Preferably, described crossbeam 1 and longeron 2 are all adopt T-shape aluminum alloy, with bolts in point of intersection.
Preferably, described side bar 3 adopts high tensile aluminium alloy groove aluminium, and segmentation bending and crossbeam 1, longeron 2 and walking on stage between beam 4 is bolted, and multistage split forms round structure.
Preferably, described in beam 4 of walking on stage adopt high tensile aluminium alloy I-shaped aluminium, be connected with crossbeam 1, longeron 2 and side bar 3 by bolt.
Preferably, described panel 5 adopts aluminium alloy panel, is connected, panel 5 is provided with anti-skid structure by bolt with crossbeam 1, longeron 2, side bar 3 and beam 4 of walking on stage.
Working procedure of the present utility model and principle:
See Fig. 5, when rotary wheel of water turbine needs maintenance, first by crossbeam 1, longeron 2, side bar 3 and beam 4 of walking on stage carry out assembled, form the shape body frame structure of framed bent, and then panel 5 is bolted to connection in frame structure, the hanging devices such as recycling winch are connected to the hanger 7 on framed bent by wire rope 9, framed bent integral lifting is transferred to runner 10 inner, crashproof on column 6 is taken turns 8 and contacts with inner wall of runner chamber, fit tightly, effectively prevent the movement of framed bent, staff carries out the construction operation of runner inside on framed bent, until the completing of all maintenance.
Advantage of the present utility model:
1, crossbeam, longeron, the side bar of this runner maintenance framed bent, walk on stage beam and aluminium alloy panel are all designed to demountable structure, are convenient to quick dismounting and transport.
2, bent structure is scientific and reasonable, combination is convenient, lightweight, fast easy to use, framed bent configuration aluminium alloy panel thickness thin, intensity is high, environmental protection, fire-proof and damp-proof is anticorrosion, structure is simple, safe and reliable, long service life, once assembled rear integral lifting, without the need to laying plank aloft, reduce operating risk.
Claims (5)
1. a 800Mw francis turbine runner maintenance framed bent, it is characterized in that: it comprises two and above uniform crossbeam (1) and three and above uniform longeron (2), crossbeam (1) is connected in " well " font intercross arrangement with longeron (2), crossbeam (1) and longeron (2) divide, lower two-layer, the crossbeam (1) on upper strata and the edge of longeron (2) are rolled into circle by side bar (3), connected by truss structure between upper and lower two-layer crossbeam (1) and longeron (2), the many beams of walking on stage (4) that rule is arranged are provided with between upper strata crossbeam (1) and longeron (2), in upper strata crossbeam (1), longeron (2) and beam of walking on stage (4) are provided with the difform panel of polylith (5) to be paved with whole upper strata and to form circular, all corresponding connection column (6) between bilevel crossbeam (1) and longeron (2) end, column (6) is provided with hanger (7) through panel (5), the side of column (6) is provided with crashproof wheel (8).
2. a kind of 800Mw francis turbine runner maintenance framed bent according to claim 1, is characterized in that: described crossbeam (1) and longeron (2) are all adopt T-shape aluminum alloy, with bolts in point of intersection.
3. a kind of 800Mw francis turbine runner maintenance framed bent according to claim 1, it is characterized in that: described side bar (3) adopts high tensile aluminium alloy groove aluminium, segmentation bending with crossbeam (1), be bolted between longeron (2) and beam of walking on stage (4), multistage split formation round structure.
4. a kind of 800Mw francis turbine runner maintenance framed bent according to claim 1, is characterized in that: described in beam (4) of walking on stage adopt I shape high tensile aluminium alloy, be connected with crossbeam (1), longeron (2) and side bar (3) by bolt.
5. a kind of 800Mw francis turbine runner maintenance framed bent according to claim 1, it is characterized in that: described panel (5) adopts aluminium alloy panel, be connected with beam of walking on stage (4) with crossbeam (1), longeron (2), side bar (3) by bolt, (5) are provided with anti-skid structure with panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520140369.2U CN204458183U (en) | 2015-03-12 | 2015-03-12 | A kind of 800Mw francis turbine runner maintenance framed bent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520140369.2U CN204458183U (en) | 2015-03-12 | 2015-03-12 | A kind of 800Mw francis turbine runner maintenance framed bent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204458183U true CN204458183U (en) | 2015-07-08 |
Family
ID=53665083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520140369.2U Expired - Fee Related CN204458183U (en) | 2015-03-12 | 2015-03-12 | A kind of 800Mw francis turbine runner maintenance framed bent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204458183U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537939A (en) * | 2018-11-22 | 2019-03-29 | 国网福建省电力有限公司 | Hydraulic turbine tail water overhauling platform |
| CN111969801A (en) * | 2020-07-22 | 2020-11-20 | 长江勘测规划设计研究有限责任公司 | Square steel structure assembled type hydropower station stator overhauling bent frame capable of being lifted integrally |
-
2015
- 2015-03-12 CN CN201520140369.2U patent/CN204458183U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537939A (en) * | 2018-11-22 | 2019-03-29 | 国网福建省电力有限公司 | Hydraulic turbine tail water overhauling platform |
| CN111969801A (en) * | 2020-07-22 | 2020-11-20 | 长江勘测规划设计研究有限责任公司 | Square steel structure assembled type hydropower station stator overhauling bent frame capable of being lifted integrally |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20190312 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |