CN207920669U - A kind of ship charger turbine assembly - Google Patents
A kind of ship charger turbine assembly Download PDFInfo
- Publication number
- CN207920669U CN207920669U CN201820359123.8U CN201820359123U CN207920669U CN 207920669 U CN207920669 U CN 207920669U CN 201820359123 U CN201820359123 U CN 201820359123U CN 207920669 U CN207920669 U CN 207920669U
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- turbine
- wheel shaft
- turbo blade
- ring
- disk
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Abstract
The utility model is related to a kind of ship charger turbine assemblies, the ship charger turbine assembly includes turbo blade, the turbine wheel shaft and the turbine disk for being integrally formed setting, tongue-and-groove is arranged in the circumferential edge of the turbine disk, the compatible tenon of the turbo blade setting and the turbine disc mortise, so that the turbo blade and the turbine disk are mating；Coordinated by turbo blade and turbine disk joggle so that turbo blade and turbine disk split settings occur replacing turbo blade when turbine blade damage, the turbine disk and turbine wheel shaft can be continuing with, and reduce cost, avoid wasting；The turbine disk and turbine wheel shaft are wholely set, and reduce welding sequence, improve the integral strength of workpiece.
Description
Technical field
The utility model is related to ship booster technical field, especially a kind of ship charger turbine assembly.
Background technology
Common ship booster includes the turbine and compressor of coaxial arrangement, passes through turbine wheel shaft between turbine and compressor
It is connected；Turbine assembly generally comprises turbine wheel shaft 1, the turbine disk 2, turbo blade 3 in the prior art, as shown in Figure 1, whirlpool therein
Wheel disc 2 and turbine wheel shaft 1 are generally welded and fixed using friction welding technological, the turbine disk 2 and 3 integrally casting shaping of turbo blade；Or
As Chinese patent Authorization Notice No. CN201437733U, marine supercharger turbine assembly in it is recorded, the turbine disk and main shaft
（That is turbine wheel shaft）It being connected by screw, turbo blade and the turbine disk are integrally formed, and turbo blade is easily impaired in assembling process,
Once turbo blade damaged turbine disk can only also be scrapped.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of ships simple in structure, being easily assembled and recycle to be pressurized
Device turbine assembly.
In order to solve the above technical problems, ship charger turbine assembly provided by the utility model, including：Turbine leaf
Tongue-and-groove, the turbo blade setting is arranged in the circumferential edge of piece, the turbine wheel shaft and the turbine disk for being integrally formed setting, the turbine disk
The compatible tenon with the turbine disc mortise, so that the turbo blade and the turbine disk are mating.
Further, the tongue-and-groove is fir-tree type tongue-and-groove, is easily assembled.
Further, ship charger turbine assembly further includes labyrinth gas seals ring, the centre bore of the labyrinth gas seals ring with
Turbine wheel shaft interference fit, is arranged sealed step on the end face of centre bore, axially disposed limiting slot in the sealed step,
Limited block compatible with the limiting slot is set on the turbine wheel shaft, so that labyrinth gas seals ring set is connected on the turbine wheel shaft
When, limited block is inserted into the limiting slot, carries out circumferential limit to labyrinth gas seals ring, while labyrinth gas seals ring being avoided to be detached from turbine
Axis.
Further, ship charger turbine assembly further includes gland, and the rear end coaxial arrangement of the labyrinth gas seals ring is more
The intersection of a comb ring gear slot, setting comb tooth compatible with comb ring gear slot on the gland, the turbine wheel shaft and the turbine disk is set
Set shoulder compatible with the sealed step, when assembly the end face of the sealed step be in contact with the end face of shoulder, gland
Comb tooth and the comb ring gear slot on labyrinth gas seals ring it is mating so that comb ring gear slot exists when labyrinth gas seals ring is rotated with turbine wheel shaft
It is rotated between the comb tooth of gland.
Further, sealing ring is set between the end face of the sealed step and the end face of shoulder, enhances sealing effect.
The technique effect of utility model：（1）The ship charger turbine assembly of the utility model, relative to existing skill
Art is coordinated by turbo blade and turbine disk joggle so that turbine blade damage occur in turbo blade and turbine disk split settings
When turbo blade is replaced, the turbine disk and turbine wheel shaft can be continuing with, and reduce cost, avoid wasting；The turbine disk
It is wholely set with turbine wheel shaft, reduces welding sequence, improve the integral strength of workpiece；The turbine disk, turbo blade use fir tree
Type tenon groove structure is assembled, simple in structure, is easily assembled；Labyrinth gas seals ring is interference fitted with turbine wheel shaft, by limited block, limit
Slot cooperation carries out circumferential limit, and carries out axial limiting to labyrinth gas seals ring using interference fit, while avoiding influencing comb tooth envelope
Yan Huan is rotated so that labyrinth gas seals ring is easily assembled and dismantles；Sealing ring is set between sealed step and shoulder, sealing can be enhanced
Effect.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings of the specification：
Fig. 1 is the structural schematic diagram of the ship charger turbine assembly of the prior art；
Fig. 2 is the cross-sectional view of the utility model ship charger turbine assembly；
Fig. 3 is the axial partial schematic diagram of the turbine disk of the utility model；
Fig. 4 is the utility model ship charger turbine assembly and the structural schematic diagram after compressor assembly；
Fig. 5 is the structural schematic diagram of the labyrinth gas seals ring of the utility model.
In figure：Turbine wheel shaft 1, the turbine disk 2, tongue-and-groove 21, shoulder 22, turbo blade 3, labyrinth gas seals ring 4, centre bore 41 are close
Seal step 42, comb ring gear slot 43, gland 5, compressor 6.
Specific implementation mode
Embodiment 1 is as shown in Figures 2 to 5, the ship charger turbine assembly of the present embodiment, including turbo blade 3,
It is integrally formed the turbine wheel shaft 1 and the turbine disk 2 of setting, turbine wheel shaft 1, the turbine disk 2 use integral type turnery processing or injection molding work
Skill manufactures, and tongue-and-groove 21 is arranged in the circumferential edge of the turbine disk 2, and tongue-and-groove 21 is fir-tree type tongue-and-groove, the setting of turbo blade 3 and turbine disk tenon
The compatible tenon of slot 21, so that turbo blade 3 and 2 joggle of the turbine disk coordinate, the end of turbine wheel shaft 2 and compressor when use
6 are fixedly linked.
Ship charger turbine assembly further includes labyrinth gas seals ring 4 and gland 5, the centre bore 41 of labyrinth gas seals ring 4 with
Turbine wheel shaft 1 is interference fitted, and labyrinth gas seals ring 4 is avoided to be detached from turbine wheel shaft 1, and sealed step 42 is arranged on the end face of centre bore 41, close
Axially disposed limiting slot in step 42 is sealed, limited block compatible with limiting slot is set on turbine wheel shaft 1, so that labyrinth gas seals ring
4 when being socketed on turbine wheel shaft 1, and limited block is inserted into limiting slot, and circumferential limit is carried out to labyrinth gas seals ring 4；Labyrinth gas seals ring 4
Rear end is coaxially disposed 5 comb ring gear slots 43, and comb tooth compatible with comb ring gear slot 43, turbine wheel shaft 1 and the turbine disk is arranged on gland 5
2 intersection is arranged shoulder 22 compatible with sealed step 42, the end face of the end face and shoulder 22 of sealed step 42 when assembly
It is in contact, the comb ring gear slot 43 on the comb tooth and labyrinth gas seals ring 4 of gland 5 is mating and is stayed between comb tooth and comb ring gear slot 43
There is gap so that comb ring gear slot 43 rotates between the comb tooth of gland 5 when labyrinth gas seals ring 4 is rotated with turbine wheel shaft 1.
Preferably, sealing ring is arranged between the end face and the end face of shoulder 22 of sealed step 42, enhance sealing effect.
Obviously, above-described embodiment is only intended to clearly illustrate the utility model example, and is not to this reality
With the restriction of novel embodiment.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.And these
Belong to the spiritual changes and variations that derived from of the utility model still in the scope of protection of the utility model
Among.
Claims (5)
1. a kind of ship charger turbine assembly, which is characterized in that including：Turbo blade, the turbine wheel shaft for being integrally formed setting
And tongue-and-groove is arranged in the turbine disk, the circumferential edge of the turbine disk, the turbo blade setting is mutually fitted with the turbine disc mortise
The tenon matched, so that the turbo blade and the turbine disk are mating.
2. ship charger turbine assembly according to claim 1, which is characterized in that the tongue-and-groove is fir-tree type tenon
Slot.
3. ship charger turbine assembly according to claim 2, which is characterized in that further include labyrinth gas seals ring, institute
The centre bore and the turbine wheel shaft for stating labyrinth gas seals ring are interference fitted, and sealed step, the sealing is arranged on the end face of centre bore
Axially disposed limiting slot in step, setting limited block compatible with the limiting slot on the turbine wheel shaft, so that comb tooth envelope
When tight ring set is connected on the turbine wheel shaft, limited block is inserted into the limiting slot.
4. ship charger turbine assembly according to claim 3, which is characterized in that further include gland, the comb tooth
The rear end for obturaging ring is coaxially disposed multiple comb ring gear slots, and comb tooth compatible with comb ring gear slot, the whirlpool is arranged on the gland
The intersection of wheel shaft and the turbine disk is arranged shoulder compatible with the sealed step, when assembly the sealed step end face and
The end face of shoulder is in contact, and the comb tooth of gland and the comb ring gear slot on labyrinth gas seals ring are mating.
5. ship charger turbine assembly according to claim 4, which is characterized in that the end face of the sealed step with
Sealing ring is set between the end face of shoulder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820359123.8U CN207920669U (en) | 2018-03-15 | 2018-03-15 | A kind of ship charger turbine assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820359123.8U CN207920669U (en) | 2018-03-15 | 2018-03-15 | A kind of ship charger turbine assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207920669U true CN207920669U (en) | 2018-09-28 |
Family
ID=63595201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820359123.8U Active CN207920669U (en) | 2018-03-15 | 2018-03-15 | A kind of ship charger turbine assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207920669U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595265A (en) * | 2018-11-26 | 2019-04-09 | 中国航发南方工业有限公司 | Axile connection structure |
| CN111895951A (en) * | 2020-09-18 | 2020-11-06 | 中国航发贵州黎阳航空动力有限公司 | Method for detecting outer diameter of turbine rotor blade |
-
2018
- 2018-03-15 CN CN201820359123.8U patent/CN207920669U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595265A (en) * | 2018-11-26 | 2019-04-09 | 中国航发南方工业有限公司 | Axile connection structure |
| CN109595265B (en) * | 2018-11-26 | 2020-03-24 | 中国航发南方工业有限公司 | Shaft connecting structure |
| CN111895951A (en) * | 2020-09-18 | 2020-11-06 | 中国航发贵州黎阳航空动力有限公司 | Method for detecting outer diameter of turbine rotor blade |
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