CN206092079U - Can improve utilization ratio turbine blade of steam - Google Patents
Can improve utilization ratio turbine blade of steam Download PDFInfo
- Publication number
- CN206092079U CN206092079U CN201621013929.9U CN201621013929U CN206092079U CN 206092079 U CN206092079 U CN 206092079U CN 201621013929 U CN201621013929 U CN 201621013929U CN 206092079 U CN206092079 U CN 206092079U
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- blade
- root
- integral shroud
- face
- blade face
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Abstract
The utility model relates to a can improve utilization ratio turbine blade of steam, including blade surface, blade root and integral shroud, blade surface upper portion is the integral shroud even, and the lower part is passed through the connecting piece and is connected the blade root, be equipped with square gather qi together passageway on the blade surface, be equipped with the ventilation hole around the square gather qi together passageway, the blade surface middle part is equipped with the lacing hole, the width on blade surface is steadilyd decrease to the integral shroud by the blade root, the blade surface is made by high strength steel, the utility model discloses low in manufacturing cost, work efficiency are high, intensity is high.
Description
Technical field
The utility model is related to turbine vane engineering device technique field, is specifically a kind of utilization rate vapour for improving steam
Turbine blade.
Background technology
Turbine blade is the vitals of Turbo-generator Set, and the turbine blade for commonly using on the market at present is general
It is that operating efficiency, DeGrain are improved by changing the shape of blade, and has not given play to the maximum efficiency of blade, and
Existing turbine blade manufacturing cost is high, and easily by corrosion and damage, service life is short, and maintenance cost is high.
Utility model content
For the problem that prior art is present, the utility model proposes a kind of low cost of manufacture, high working efficiency, high intensity
Novel steam turbine blade.
The utility model solves the technical scheme of above technical problem:A kind of utilization rate steam turbine for improving steam is provided
Blade, including blade face, blade root and integral shroud, the blade face top connects integral shroud, and bottom connects blade root by connector, on the blade face
Square gather qi together passage is provided with, the square gather qi together channel circumference is provided with air vent, and the blade face middle part is provided with lacing hole, the leaf
The width in face is successively decreased by blade root to integral shroud, and the blade face is made up of high strength steel.
The technical scheme that the utility model is further limited as:
Aforesaid integral shroud is provided with through hole.
Aforesaid blade root adopts fir-tree root.
Aforesaid blade face both sides are respectively provided with air inlet side and outlet side.
The height on aforesaid blade face is not less than 900mm.
The beneficial effects of the utility model:Blade face connects blade root by connector in the utility model, not only increases leaf
The length of piece, also increases blade and bears ability compared with high centrifugal force;Square gather qi together passage is provided with, steam turbine can will be impacted
HTHP on blade brings together, and is discharged by the air vent of surrounding, it is also possible to changes the flow direction of steam, improves
The utilization rate of steam;When being provided with lacing hole so that lacing wire passes through lacing hole, its hardness and wearability are met, improve security and have
Effect property, is provided with through hole on integral shroud, can reduce the blade centrifugal force that at a high speed rotation is produced, and reduces the endurance of blade, adopts
Fir-tree root, adapts to the load of root, and bears higher load, and the utility model blade face is made using high strength steel,
The service life of blade can be extended, it is also possible to bear higher centrifugal force.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model structure.
Specific embodiment
Embodiment 1
The present embodiment provides a kind of utilization rate turbine blade for improving steam, structure as shown in figure 1, including blade face 1,
Blade root 3 and integral shroud 2, the top of the blade face 1 connects integral shroud 2, and integral shroud 2 is provided with through hole 7, and bottom connects blade root 3 by connector 10,
Blade root 3 adopts fir-tree root, blade face 1 to be provided with square gather qi together passage 5, around square gather qi together passage 5 air vent 6, leaf are provided with
The middle part of face 1 is provided with lacing hole 4, and the both sides of blade face 1 are respectively provided with air inlet side 8 and outlet side 9, and the width on blade face 1 is by blade root 3 to leaf
Hat 2 successively decreases, and the height on blade face is 900mm, and blade face is made up of high strength steel;
Through hole is provided with integral shroud in the present embodiment, the blade centrifugal force that at a high speed rotation is produced can be reduced, reduce blade
Endurance;Blade face connects blade root by connector, increased the length of blade, also increases blade and bears compared with high centrifugal force
Ability;Square gather qi together passage can bring together the HTHP impacted on turbine blade, and by surrounding
Air vent is discharged, it is also possible to change the flow direction of steam, improves the utilization rate of steam;Lacing hole is provided with so that lacing wire passes through lacing hole
When, meet its hardness and wearability, security and validity are improved, using fir-tree root, the load of root is adapted to, and hold
Loaded by higher, blade face is made using high strength steel, the service life of blade can be extended, it is also possible to bear higher centrifugation
Power.
Embodiment 2
The present embodiment provides a kind of utilization rate turbine blade for improving steam, structure as shown in figure 1, including blade face 1,
Blade root 3 and integral shroud 2, the top of the blade face 1 connects integral shroud 2, and integral shroud 2 is provided with through hole 7, and bottom connects blade root 3 by connector 10,
Blade root 3 adopts fir-tree root, blade face 1 to be provided with square gather qi together passage 5, around square gather qi together passage 5 air vent 6, leaf are provided with
The middle part of face 1 is provided with lacing hole 4, and the both sides of blade face 1 are respectively provided with air inlet side 8 and outlet side 9, and the width on blade face 1 is by blade root 3 to leaf
Hat 2 successively decreases, and the height on blade face is 950mm, and blade face is made up of high strength steel;
Through hole is provided with integral shroud in the present embodiment, the blade centrifugal force that at a high speed rotation is produced can be reduced, reduce blade
Endurance;Blade face connects blade root by connector, increased the length of blade, also increases blade and bears compared with high centrifugal force
Ability;Square gather qi together passage can bring together the HTHP impacted on turbine blade, and by surrounding
Air vent is discharged, it is also possible to change the flow direction of steam, improves the utilization rate of steam;Lacing hole is provided with so that lacing wire passes through lacing hole
When, meet its hardness and wearability, security and validity are improved, using fir-tree root, the load of root is adapted to, and hold
Loaded by higher, blade face is made using high strength steel, the service life of blade can be extended, it is also possible to bear higher centrifugation
Power.
In addition to the implementation, the utility model can also have other embodiment, all employing equivalents or equivalent change
The technical scheme to be formed is changed, the protection domain of the utility model requirement is all fallen within.
Claims (5)
1. a kind of utilization rate turbine blade for improving steam, including blade face (1), blade root (3) and integral shroud (2), the blade face
(1) top connects integral shroud (2), and bottom connects blade root (3) by connector (10), it is characterised in that blade face (1) side of being provided with
Shape gather qi together passage (5), is provided with air vent (6) around the square gather qi together passage (5), blade face (1) middle part is provided with lacing hole
(4), the width of the blade face (1) is successively decreased by blade root (3) to integral shroud (2), and the blade face (1) is made up of high strength steel.
2. the utilization rate turbine blade for improving steam according to claim 1, it is characterised in that:The integral shroud (2)
It is provided with through hole (7).
3. the utilization rate turbine blade for improving steam according to claim 1, it is characterised in that:Described blade root is adopted
Use fir-tree root.
4. the utilization rate turbine blade for improving steam according to claim 1, it is characterised in that:Described blade face two
Side is respectively provided with air inlet side (8) and outlet side (9).
5. the utilization rate turbine blade for improving steam according to claim 1, it is characterised in that:Described blade face
(1) height is not less than 900mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621013929.9U CN206092079U (en) | 2016-08-31 | 2016-08-31 | Can improve utilization ratio turbine blade of steam |
Applications Claiming Priority (1)
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CN201621013929.9U CN206092079U (en) | 2016-08-31 | 2016-08-31 | Can improve utilization ratio turbine blade of steam |
Publications (1)
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CN206092079U true CN206092079U (en) | 2017-04-12 |
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CN201621013929.9U Active CN206092079U (en) | 2016-08-31 | 2016-08-31 | Can improve utilization ratio turbine blade of steam |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107023507A (en) * | 2017-05-25 | 2017-08-08 | 合肥皖化电泵有限公司 | Blade used in a kind of BCP impellers of pump |
-
2016
- 2016-08-31 CN CN201621013929.9U patent/CN206092079U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107023507A (en) * | 2017-05-25 | 2017-08-08 | 合肥皖化电泵有限公司 | Blade used in a kind of BCP impellers of pump |
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