CN205779427U - Oil baffle structure for vertical shaft hydrogenerator - Google Patents
Oil baffle structure for vertical shaft hydrogenerator Download PDFInfo
- Publication number
- CN205779427U CN205779427U CN201620471197.1U CN201620471197U CN205779427U CN 205779427 U CN205779427 U CN 205779427U CN 201620471197 U CN201620471197 U CN 201620471197U CN 205779427 U CN205779427 U CN 205779427U
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- CN
- China
- Prior art keywords
- semicircle set
- semicircle
- vertical shaft
- oil baffle
- hydrogenerator
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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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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
This utility model relates to oil baffle field, especially disclose a kind of oil baffle structure for vertical shaft hydrogenerator, including the semicircle set of be sheathed on vertical shaft both sides first and the second semicircle set, this first semicircle set and the second semicircle equal semicircular in shape of cross section overlapped, the first semicircle set has the first toe welded with the second semicircle set one side and overlaps, with the second semicircle, the second toe that another side welds.This utility model has simple in construction, easily realizes, and using effect is good, low cost of manufacture, production efficiency advantages of higher.
Description
Technical field
This utility model relates to oil baffle field, especially relates to a kind of oil baffle structure for vertical shaft hydrogenerator.
Background technology
The interior oil baffle version of vertical shaft hydraulic generator sump, stiffness, circularity etc., produce in the flow stability of lubricating oil in oil groove, oil groove can be directly connected to mist of oil number, the string oil etc. at oil baffle top in oil groove.The interior oil baffle of oil groove typically requires and is pre-assembled on vertical shaft, and current primary structure form has:
(1) divide lobe bolt closing structure；This structure need design joint close flange, close bolt, shop bolt, use sealing strip seal time joint surface on also need process seal groove, structure complexity, fabrication and processing workload is big.Additionally, because of the existence of joint close flange, oil baffle external diameter (with oil contact surface) welds decision outside diameter circularity again after typically not processing or process and is difficult to ensure that.Because of the needs assembled, joint close flange is necessarily placed at the outside of interior oil baffle, therefore joint close flange and can form stop inside oil groove closing a bolt, thus the flow resistance of lubrication oil circulation in increasing oil groove, causes circumference oil stream instability even to produce bubble.
(2) integral assembly welding processing structure；This structure needs to carry out assembly welding and the processing work of parts on vertical shaft, can guarantee that after processing and coordinate the concentric of face with axle, but have that to assemble positioning welding difficulty, welding and processing technique complicated, need to be long with vertical shaft processing cycle of coordinating production, the more high deficiency of cost.Oil baffle single-piece blanking in this structure, carries out assembling location, integral solder on vertical shaft, and general vertical shaft is big part, location difficulty when therefore there is assembly welding, and welding deformation is wayward, the difficult shortcoming adjusted after deformation.Additionally, because being placed on welding processing on vertical shaft, easily vertical shaft is caused damage, have certain risk in welding process, adding man-hour requirement and take heavy duty machine tools, processing cost is high.
Utility model content
This utility model is in order to overcome the deficiencies in the prior art, it is provided that a kind of low cost of manufacture, and production efficiency is high, and using effect is good, for the oil baffle structure of vertical shaft hydrogenerator.
To achieve these goals, this utility model is by the following technical solutions: a kind of oil baffle structure for vertical shaft hydrogenerator, including the semicircle set of be sheathed on vertical shaft both sides first and the second semicircle set, this first semicircle set and the second semicircle equal semicircular in shape of cross section overlapped, the first semicircle set has the first toe welded with the second semicircle set one side and overlaps, with the second semicircle, the second toe that another side welds.This utility model compared with prior art cancels joint surface flange, decreases material, alleviates welding processing workload；It addition, this utility model does not set joint close flange, it is to avoid joint close flange is to the harmful effect of oil circuit in oil groove；First semicircle set and the second semicircle set machine rear enclosure on vertical shaft, only need to carry out commissural welding, and welding job amount is few, reducing the risk of damage vertical shaft, also will not be not take up heavy duty machine tools, cost of manufacture is low, check after welding and adjust, can guarantee that the concentricity requirement with vertical shaft；Furthermore, this utility model simple in construction, easily realize, low cost of manufacture, using effect is good, and easy to process, speed is fast, improves the efficiency of installation.
Further, the peripheral solder of the described first semicircle set and the second semicircle set has the first fixing collar.Improve the first semicircle set and the fastness of the second semicircle nested structure.
Further, the equal vertical welding in one end of the described first semicircle set and the second semicircle set is on a foundation ring.Improve the first semicircle set and the fastness of the second semicircle nested structure and the stability at edge.
Further, the described first semicircle set and the second semicircle set bottom thickness are more than upper thickness.This structure ensures that the first semicircle set and the second semicircle nested structure are firm, also reduces the weight of oil baffle structure.
In sum, this utility model has simple in construction, easily realizes, and using effect is good, low cost of manufacture, production efficiency advantages of higher.
Accompanying drawing explanation
Fig. 1 is the structural representation one after this utility model is installed.
Fig. 2 is the structural representation of the of the present utility model first semicircle set.
Fig. 3 is the structural representation two after this utility model is installed.
Fig. 4 is the of the present utility model first semicircle nested structure schematic diagram.
Detailed description of the invention
In order to make those skilled in the art be better understood from this utility model scheme, below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out clear, complete description.
As Figure 1-4, a kind of oil baffle structure for vertical shaft hydrogenerator, including the first semicircle set 2 and the second semicircle set 3, the first semicircle set 2 and the second semicircle set 3 are sheathed on vertical shaft 1 both sides respectively.First semicircle set 2 and the equal semicircular in shape of cross section of the second semicircle set 3.First semicircle set 2 has the first toe 21 and the second toe 22, first toe 21 is welded with the second semicircle set 3 one sides, second toe 22 is welded with second semicircle set 3 another sides, and then makes the first semicircle set 2 and the second semicircle set 3 surround a circular set.
Preferably, the described first semicircle set 2 and the second semicircle set 3 bottom thickness are more than upper thickness.
Furthermore, the peripheral solder of the described first semicircle set 2 and the second semicircle set 3 has the first fixing collar 4, and this first fixing collar 4 is positioned at the first semicircle set 2 and top of the second semicircle set 3.The equal vertical welding in one end of described first semicircle set 2 and the second semicircle set 3 is on a foundation ring 5, i.e. the bottom of this first semicircle set 2 and the second semicircle set 3 is welded on foundation ring 5, and foundation ring 5 is also sheathed on outside vertical shaft 1.This utility model possesses following advantage:
1. in this, oil baffle structure is not required to arrange joint close flange, decreases the work such as the processing and manufacturing of joint close flange, bolt handle conjunction, pin location, manufactures processing simple.
2. individually process after oil baffle welding in this, after being placed on vertical shaft, only carry out joint close welding, simple in construction, easy to operate, well ensure that the concentricity of interior oil baffle and vertical shaft simultaneously.
First semicircle set 2 and the second semicircle set 3 can individually weld in blanking, carry out overall processing after the first semicircle set 2 and the second semicircle set 3 being adjusted；Interior oil baffle polish completed is divided into the first semicircle set 2 again and the second semicircle set 3 rear enclosure are welded on vertical shaft 1, finally polishes and carries out permeability test.
This structure can be applied in the large, medium and small type capacity of suspension type, semi-umbrella type, full umbrella-type etc. and the thrust bearing of the vertical shaft turbine-generator units of size or guide bearing oil groove.
In this, oil baffle the first semicircle set 2 and the second semicircle set 3 individually weld or weld the simplest after combination, it is assembled integrally structure post-treatment less demanding to lathe, overall processing precision is high, size Control is good, and it is convenient to coordinate according to vertical shaft version during installation.This structure is not limited by vertical shaft size simultaneously, and the scope of application is wide in range.So the installation adaptability of this structure is the best.
Using oil baffle structure in this, without joint close flange and closing bolt pin pin structure simply, after two semicircle set welding, overall processing is easy, and the requirement of independent machining tool is low, greatly reduces welding and mach production cycle.Oil baffle is enclosed within vertical shaft and carries out commissure welding, decreases the welding job amount on vertical shaft, and after interior oil baffle welding welding, overall stiffness is high, roundness control is good.
The main feature of this oil baffle structure: 1) interior oil baffle divides and is not provided with joint surface at lobe flange.2) interior oil baffle divides the first semicircle set 2 and the second semicircle set 3 welding, combined integrated post-treatment, and polish is respectively sleeved on main shaft after completing, then joint close is welded into entirety.3) in leak check repetition measurement, oil baffle each several part is of the required size.
Obviously, described embodiment is only a part of embodiment of the present utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, all should belong to the scope of this utility model protection.
Claims (4)
1. the oil baffle structure for vertical shaft hydrogenerator, it is characterized in that: include being sheathed on the first semicircle set (2) and the second semicircle set (3) of vertical shaft (1) both sides, this first semicircle set (2) and the equal semicircular in shape of cross section of the second semicircle set (3), the first semicircle set (2) has the first toe (21) welded with the second semicircle set (3) one sides and the second toe (22) welded with second semicircle set (3) another side.
Oil baffle structure for vertical shaft hydrogenerator the most according to claim 1, it is characterised in that: the peripheral solder of the described first semicircle set (2) and the second semicircle set (3) has the first fixing collar (4).
Oil baffle structure for vertical shaft hydrogenerator the most according to claim 1 and 2, it is characterised in that: the equal vertical welding in one end of the described first semicircle set (2) and the second semicircle set (3) is on a foundation ring (5).
Oil baffle structure for vertical shaft hydrogenerator the most according to claim 1 and 2, it is characterised in that: the described first semicircle set (2) and second semicircle set (3) bottom thickness are more than upper thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620471197.1U CN205779427U (en) | 2016-05-20 | 2016-05-20 | Oil baffle structure for vertical shaft hydrogenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620471197.1U CN205779427U (en) | 2016-05-20 | 2016-05-20 | Oil baffle structure for vertical shaft hydrogenerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205779427U true CN205779427U (en) | 2016-12-07 |
Family
ID=58114881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620471197.1U Active CN205779427U (en) | 2016-05-20 | 2016-05-20 | Oil baffle structure for vertical shaft hydrogenerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205779427U (en) |
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2016
- 2016-05-20 CN CN201620471197.1U patent/CN205779427U/en active Active
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |