CN205445686U - Combination formula impeller structure of forked tail joggle - Google Patents
Combination formula impeller structure of forked tail joggle Download PDFInfo
- Publication number
- CN205445686U CN205445686U CN201620277714.1U CN201620277714U CN205445686U CN 205445686 U CN205445686 U CN 205445686U CN 201620277714 U CN201620277714 U CN 201620277714U CN 205445686 U CN205445686 U CN 205445686U
- Authority
- CN
- China
- Prior art keywords
- rim plate
- tongue
- wheel disc
- groove
- dovetail
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
The utility model discloses a combination formula impeller structure of forked tail joggle belongs to the mechanical manufacturing technology field, can solve the problem of the not enough of the whole processing of rotating machinery rim plate and maintenance inconvenience. The utility model discloses a split combination formula, including rim plate lamella, assistance dish, the rim plate lamella includes forked tail formula tenon, tongue -and -groove, blade, mounting hole, shaft hole arch and shaft hole, the both sides of rim plate lamella are equipped with forked tail formula tenon and tongue -and -groove respectively, pass through between the rim plate lamella forked tail formula tenon with the tongue -and -groove is connected, assist the dish including connecting hole and centre bore, the centre bore embolias the shaft hole is protruding, the connecting hole pass through threaded connection with the mounting hole links to each other. The utility model discloses have the interchangeability of rim plate lamella, compare the reduction processing cost with the whole processing of rim plate, the inconvenient problem of maintenance solved to life has been prolonged.
Description
Technical field
This utility model relates to machinery manufacturing technology field, particularly to the combination type blade wheel structure of a kind of dovetail joggle.
Background technology
Wheel disc is the important component part of rotating machinery, rotating machinery is operationally, affected by effects such as pneumatic exciting, machinery excitings, easily cause damage, the overall processing of wheel disc is that one group of blade and turbine disk carry out one piece casting, and cost is high, when a certain partial destruction, can only integral replacing, difficult in maintenance and maintenance cost is high.
Utility model content
The utility model discloses the combination type blade wheel structure of a kind of dovetail joggle, belong to machinery manufacturing technology field, it is possible to resolve the deficiency of rotating mechanical wheel disc overall processing and the problem of inconvenient maintenance.
The technical scheme in the invention for solving the technical problem is: the combination type blade wheel structure of a kind of dovetail joggle, including wheel disc lobe, auxiliary dish, described wheel disc lobe includes dovetail type tenon, tongue-and-groove, blade, installing hole, axis hole projection and axis hole, described wheel disc lobe be respectively provided on two sides with dovetail type tenon and tongue-and-groove, it is connected with described tongue-and-groove by described dovetail type tenon between described wheel disc lobe, described auxiliary dish includes connecting hole and centre bore, it is protruding that described centre bore is inserted in described axis hole, and described connecting hole is threaded connection and is connected with described installing hole.
Further, the exradius that the internal diameter of described auxiliary dish is protruding with described axis hole is identical.
Further, the number of described wheel disc lobe is some, can be adjusted as the case may be.
Further, described connecting hole is uniform at described auxiliary dish, and its number is identical with the number of described wheel disc lobe.
The beneficial effects of the utility model are: the combination type blade wheel structure of a kind of dovetail joggle of the present utility model, dovetail type tenon and tongue-and-groove is had respectively in the both sides of each wheel disc lobe, the dovetail type tenon of each wheel disc lobe all embeds in the tongue-and-groove of another wheel disc lobe adjacent thereto, joggle becomes the turbine disk of a complete Intermediate Gray axis hole, and be fixed by auxiliary dish, wheel disc lobe has interchangeability, can be mass, reduction processing cost compared with wheel disc overall processing, the problem of the inconvenient maintenance solved, thus extend service life.
Accompanying drawing explanation
Fig. 1 is the combination type blade wheel architecture schematic diagram of this utility model a kind of dovetail joggle；
Fig. 2 is this utility model wheel disc valve structure schematic diagram；
Fig. 3 is this utility model auxiliary dish structural representation；
Wherein:
1-wheel disc lobe；The auxiliary dish of 2-；3-dovetail type tenon；4-tongue-and-groove；5-blade；6-installing hole；7-axis hole is protruding；
8-connecting hole；9-centre bore；10-axis hole.
Detailed description of the invention
With reference to Figure of description 1 to the accompanying drawing 3 combination type blade wheel structure to a kind of dovetail joggle of the present utility model, it is described in detail below.
A kind of combination type blade wheel structure of dovetail joggle, including wheel disc lobe 1, auxiliary dish 2, described wheel disc lobe 1 includes dovetail type tenon 3, tongue-and-groove 4, blade 5, installing hole 6, axis hole protruding 7 and axis hole 10, described wheel disc lobe 1 be respectively provided on two sides with dovetail type tenon 3 and tongue-and-groove 4, it is connected with described tongue-and-groove 4 by described dovetail type tenon 3 between described wheel disc lobe 1, described auxiliary dish 2 includes connecting hole 8 and centre bore 9, described centre bore 9 is inserted in described axis hole projection 7, and described connecting hole 8 is threaded connection and is connected with described installing hole 6.
Further, the internal diameter of described auxiliary dish 2 is identical with the exradius of described axis hole projection 7.
Further, the number of described wheel disc lobe 1 is some, can be adjusted as the case may be.
Further, described connecting hole 8 is uniform at described auxiliary dish 2, and its number is identical with the number of described wheel disc lobe 1.
Use this utility model, dovetail type tenon 3 and tongue-and-groove 4 is had respectively in the both sides of each wheel disc lobe 1, the dovetail type tenon 3 of each wheel disc lobe 1 all embeds in the tongue-and-groove 4 of another wheel disc lobe 1 adjacent thereto, complete the assembling between wheel disc lobe, it is inserted in axis hole projection 7 by the centre bore 9 of auxiliary dish 2, connecting hole 8 is threaded connection and is connected with installing hole 6, completes the assembling between wheel disc lobe 1 and auxiliary dish 2, and then forms the turbine disk of a complete Intermediate Gray axis hole 10.
The above, detailed description of the invention the most of the present utility model, those of ordinary skill in the art this utility model disclose in the range of, the change that can readily occur in, all should contain within the protection domain of utility model.
Claims (4)
1. the combination type blade wheel structure of a dovetail joggle, including wheel disc lobe, auxiliary dish, described wheel disc lobe includes dovetail type tenon, tongue-and-groove, blade, installing hole, axis hole projection and axis hole, described wheel disc lobe be respectively provided on two sides with dovetail type tenon and tongue-and-groove, it is connected with described tongue-and-groove by described dovetail type tenon between described wheel disc lobe, it is protruding that described auxiliary dish includes that connecting hole and centre bore, described centre bore are inserted in described axis hole, and described connecting hole is threaded connection and is connected with described installing hole.
The combination type blade wheel structure of a kind of dovetail joggle the most according to claim 1, it is characterised in that the internal diameter of described auxiliary dish is identical with the exradius of described axis hole projection.
The combination type blade wheel structure of a kind of dovetail joggle the most according to claim 1, it is characterised in that the number of described wheel disc lobe is some, can be adjusted as the case may be.
The combination type blade wheel structure of a kind of dovetail joggle the most according to claim 1, it is characterised in that described connecting hole is uniform at described auxiliary dish, its number is identical with the number of described wheel disc lobe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620277714.1U CN205445686U (en) | 2016-04-06 | 2016-04-06 | Combination formula impeller structure of forked tail joggle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620277714.1U CN205445686U (en) | 2016-04-06 | 2016-04-06 | Combination formula impeller structure of forked tail joggle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205445686U true CN205445686U (en) | 2016-08-10 |
Family
ID=56607276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620277714.1U Expired - Fee Related CN205445686U (en) | 2016-04-06 | 2016-04-06 | Combination formula impeller structure of forked tail joggle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205445686U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673085A (en) * | 2016-04-06 | 2016-06-15 | 济南大学 | Dovetail-joggled combined type impeller structure |
| CN112324520A (en) * | 2020-10-27 | 2021-02-05 | 中国船舶重工集团公司第七0三研究所 | Stationary blade ring structure of gas turbine |
-
2016
- 2016-04-06 CN CN201620277714.1U patent/CN205445686U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673085A (en) * | 2016-04-06 | 2016-06-15 | 济南大学 | Dovetail-joggled combined type impeller structure |
| CN112324520A (en) * | 2020-10-27 | 2021-02-05 | 中国船舶重工集团公司第七0三研究所 | Stationary blade ring structure of gas turbine |
| CN112324520B (en) * | 2020-10-27 | 2022-08-30 | 中国船舶重工集团公司第七0三研究所 | Stationary blade ring structure of gas turbine |
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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: 20160810 Termination date: 20170406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |