CN202611772U - Turbine rotor with worm - Google Patents
Turbine rotor with worm Download PDFInfo
- Publication number
- CN202611772U CN202611772U CN 201220276594 CN201220276594U CN202611772U CN 202611772 U CN202611772 U CN 202611772U CN 201220276594 CN201220276594 CN 201220276594 CN 201220276594 U CN201220276594 U CN 201220276594U CN 202611772 U CN202611772 U CN 202611772U
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- Prior art keywords
- worm screw
- rotor
- rotor disk
- mounting hole
- hole
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- Expired - Fee Related
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Abstract
The utility model relates to a turbine rotor with a worm. The turbine rotor comprises a rotor disk and the worm, wherein turbine blades are arranged at the periphery of the rotor disk; an installation hole is formed in the inner center of the rotor disk; the worm is matched with the installation hole; and the worm is in transmission connection with the rotor disk. The turbine rotor with the worm is simple in structure, the worm is matched with the installation hole, the worm is in transmission connection with the rotor disk, and burden on an engine is reduced, so production efficiency is improved; and a rotor shaft and the rotor disk have an integrated structure and are coaxial, the linearity is consistent, the degree of dynamic balance is high, and the service life of the turbine rotor is prolonged.
Description
Technical field
The utility model relates to a kind of turbine rotor of turbosupercharger, belongs to technical field of internal combustion engines.
Background technique
At present, pressurized machine is widely used in modern engine.In order to satisfy under all operating modes of motor performance and the emission request under the low speed operating mode particularly; Pressurized machine must provide higher boost pressure under the situation that does not increase cost of production; This just requires to improve the rotating speed of turbine rotor; But the rotor disk of the turbine rotor that generally uses at present all is solid basically, and weight is heavier, and manufacture cost is higher; In addition; The bottom of rotor disk is provided with rotor shaft; Rotor disk adopts friction welding to be connected usually with rotor shaft or connects through bolt, and friction welding connects and has following shortcoming: being prone to tremble when 1, welding produces head, sandwich partially, is difficult to guarantee the alignment of rotor shaft and turbine rotor; Cause the dynamic balancing degree poor, turbine goes weight big; 2, overlap, do not seal.During friction, pressure varies, and the outside generation recrement that is prone to is inner difficult closed, metallographic skewness, be heated back snail head and screw rod easy-rupturing, the working life of having reduced turbine rotor; 3, the friction-welding machine one-time investment is bigger, also needs processing, and cost of production is high.It is in order to increase the bolt connection space that bolt connects major defect, and offsets bolt hole and reduce with the rotor disk intensity that pin-and-hole causes, rotor disk is big and thick, the weight increase, and following property of turbine rotor variation influences the acceleration of motor; In addition, the part that this Placement relates to is many, and complicated integral structure is unfavorable for control of product quality in production in enormous quantities.
The model utility content
The technical problem that the utility model will solve is to above deficiency, provide a kind of simple in structure, in light weight, alignment is good, manufacturing efficiency is high, long service life the turbine rotor of band worm screw.
In order to solve above technical problem, the technological scheme that the utility model adopts is following: a kind of turbine rotor with worm screw comprises rotor disk and worm screw; The periphery of rotor disk is provided with turbine blade, it is characterized in that: the bottom centre of said rotor disk is provided with rotor shaft, and rotor shaft is coaxial with rotor disk; Rotor shaft and rotor disk are structure as a whole; The inside center of rotor disk is provided with mounting hole, and worm screw cooperates with mounting hole, and worm screw and rotor disk are in transmission connection.
Further improvement as technique scheme:
The upper end of said rotor disk is provided with boss, and the center of boss is provided with first through hole, and the cross-section area of first through hole is less than the cross-section area of mounting hole, and the upper end of worm screw is provided with projection, and projection matches with first through hole.
Said mounting hole runs through rotor shaft.
The inside center of said rotor shaft is provided with second through hole, and second through hole is coaxial with mounting hole, and the cross-section area of second through hole is greater than the cross-section area of mounting hole.
Said worm screw is provided with annular lug, and the height of the worm screw of annular lug top equals the height of mounting hole, and annular lug matches with second through hole.
The sectional shape of said mounting hole is circular.
The inwall of said mounting hole is provided with the groove of vertical bar shape, and groove evenly distributes on the inwall of mounting hole.
The length of said groove equals the height of rotor disk.
The sectional shape of said mounting hole is a Hexagon.
The lower end of said worm screw is provided with connecting rod.
The utility model is taked above technological scheme, has the following advantages: the turbine rotor of band worm screw comprises rotor disk and worm screw, and the periphery of rotor disk is provided with turbine blade; The inside center of rotor disk is provided with mounting hole, and worm screw cooperates with mounting hole, and worm screw and rotor disk are in transmission connection; Relatively simple for structure, worm screw cooperates with mounting hole, and worm screw and rotor disk are in transmission connection; Alleviate the burden of motor, thereby improved manufacturing efficiency; Rotor shaft and rotor disk are structure as a whole, and rotor shaft is coaxial with rotor disk, and linear consistent, the dynamic balancing degree is high, has prolonged the working life of turbine rotor.
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Description of drawings
Accompanying drawing 1 is the structural representation of turbine rotor among the utility model embodiment 1;
Accompanying drawing 2 is structural representations of boss among the utility model embodiment 1, embodiment 2, embodiment 3, embodiment 4, embodiment 5 and the embodiment 6;
Accompanying drawing 3 is structural representations of worm screw among the utility model embodiment 1;
Accompanying drawing 4 is structural representations of the turbine rotor of band worm screw among the utility model embodiment 1;
Accompanying drawing 6 is structural representations of worm screw among the utility model embodiment 2;
Accompanying drawing 7 is structural representations of the turbine rotor of band worm screw among the utility model embodiment 2;
Accompanying drawing 9 is structural representations of worm screw among the utility model embodiment 3;
Accompanying drawing 10 is structural representations of the turbine rotor of band worm screw among the utility model embodiment 3;
Accompanying drawing 11 is structural representations of turbine rotor among the utility model embodiment 4;
Accompanying drawing 12 is structural representations of worm screw among the utility model embodiment 4;
Accompanying drawing 13 is structural representations of the turbine rotor of band worm screw among the utility model embodiment 4;
Accompanying drawing 14 is structural representations of turbine rotor among the utility model embodiment 5;
Accompanying drawing 15 is structural representations of worm screw among the utility model embodiment 5;
Accompanying drawing 16 is structural representations of the turbine rotor of band worm screw among the utility model embodiment 5;
Accompanying drawing 17 is structural representations of turbine rotor among the utility model embodiment 6;
Accompanying drawing 18 is structural representations of worm screw among the utility model embodiment 6;
Accompanying drawing 19 is structural representations of the turbine rotor of band worm screw among the utility model embodiment 6.
Among the figure,
The 1-rotor disk, 2-turbine blade, 3-mounting hole, 4-rotor shaft, 5-annular groove, 6-boss, 7-first through hole, 8-worm screw, 9-connecting rod, 10-groove, 11-raised line, 12-second through hole, 13-annular lug, 14-projection.
Embodiment
Embodiment 3, and like accompanying drawing 8, Fig. 9, Figure 10 and shown in Figure 2, a kind of turbine rotor with worm screw comprises rotor disk 1 and worm screw 8; The periphery of rotor disk 1 is provided with turbine blade 2, and the bottom centre of rotor disk 1 is provided with rotor shaft 4, and rotor shaft 4 is coaxial with rotor disk 1; Rotor shaft 4 is structure as a whole with rotor disk 1, and the inside center of rotor disk 1 is provided with mounting hole 3, and mounting hole 3 runs through rotor shaft 4; The sectional shape of mounting hole 3 is a Hexagon, is provided with like this that worm screw 8 is connected with rotor disk 1 is tightr, has improved the power of transmission; Rotating speed is faster, and the upper end of rotor disk 1 is provided with boss 6, and the sectional shape of boss 6 is a Hexagon; The center of boss 6 is provided with the cross-section area of the cross-section area of first through hole, 7, the first through holes 7 less than mounting hole 3, and the upper end of worm screw 8 is provided with projection 14; Projection 14 matches with first through hole 7, and the shape of cross section on worm screw 8 tops is a Hexagon, and the shape of cross section of worm screw 8 bottoms is circular; The lower end of worm screw 8 is provided with connecting rod 9, and worm screw 8 is matched with mounting hole 3, and worm screw 8 is in transmission connection with rotor disk 1.
Claims (10)
1. turbine rotor with worm screw; Comprise rotor disk (1) and worm screw (8); The periphery of rotor disk (1) is provided with turbine blade (2), it is characterized in that: the bottom centre of said rotor disk (1) is provided with rotor shaft (4), and rotor shaft (4) is coaxial with rotor disk (1); Rotor shaft (4) is structure as a whole with rotor disk (1); The inside center of rotor disk (1) is provided with mounting hole (3), and worm screw (8) cooperates with mounting hole (3), and worm screw (8) is in transmission connection with rotor disk (1).
2. a kind of turbine rotor as claimed in claim 1 with worm screw; It is characterized in that: the upper end of said rotor disk (1) is provided with boss (6); The center of boss (6) is provided with first through hole (7); The cross-section area of first through hole (7) is less than the cross-section area of mounting hole (3), and the upper end of worm screw (8) is provided with projection (14), and projection (14) matches with first through hole (7).
3. a kind of turbine rotor with worm screw as claimed in claim 2 is characterized in that: said mounting hole (3) runs through rotor shaft (4).
4. a kind of turbine rotor as claimed in claim 2 with worm screw; It is characterized in that: the inside center of said rotor shaft (4) is provided with second through hole (12); Second through hole (12) is coaxial with mounting hole (3), and the cross-section area of second through hole (12) is greater than the cross-section area of mounting hole (3).
5. a kind of turbine rotor as claimed in claim 3 with worm screw; It is characterized in that: said worm screw (8) is provided with annular lug (13); The height of the worm screw (8) of annular lug (13) top equals the height of mounting hole (3), and annular lug (13) matches with second through hole (12).
6. like claim 3 or 5 described a kind of turbine rotors with worm screw, it is characterized in that: the sectional shape of said mounting hole (3) is for circular.
7. like claim 3 or 5 described a kind of turbine rotors with worm screw, it is characterized in that: the inwall of said mounting hole (3) is provided with the groove (10) of vertical bar shape, and groove (10) evenly distributes on the inwall of mounting hole (3).
8. a kind of turbine rotor with worm screw as claimed in claim 7 is characterized in that: the length of said groove (10) equals the height of rotor disk (1).
9. like claim 3 or 5 described a kind of turbine rotors with worm screw, it is characterized in that: the sectional shape of said mounting hole (3) is a Hexagon.
10. a kind of turbine rotor with worm screw as claimed in claim 1 is characterized in that: the lower end of said worm screw (8) is provided with connecting rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220276594 CN202611772U (en) | 2012-06-13 | 2012-06-13 | Turbine rotor with worm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220276594 CN202611772U (en) | 2012-06-13 | 2012-06-13 | Turbine rotor with worm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202611772U true CN202611772U (en) | 2012-12-19 |
Family
ID=47345481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220276594 Expired - Fee Related CN202611772U (en) | 2012-06-13 | 2012-06-13 | Turbine rotor with worm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202611772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103758782A (en) * | 2013-12-30 | 2014-04-30 | 常州环能涡轮动力股份有限公司 | Compressor impeller of small-sized turbosuperchager |
-
2012
- 2012-06-13 CN CN 201220276594 patent/CN202611772U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103758782A (en) * | 2013-12-30 | 2014-04-30 | 常州环能涡轮动力股份有限公司 | Compressor impeller of small-sized turbosuperchager |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20170613 |