CN106555668A - The power turbine device of Integral volute, pneumostop - Google Patents
The power turbine device of Integral volute, pneumostop Download PDFInfo
- Publication number
- CN106555668A CN106555668A CN201611044480.7A CN201611044480A CN106555668A CN 106555668 A CN106555668 A CN 106555668A CN 201611044480 A CN201611044480 A CN 201611044480A CN 106555668 A CN106555668 A CN 106555668A
- Authority
- CN
- China
- Prior art keywords
- turbine
- pneumostop
- spiral case
- power turbine
- output gear
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
- F01D1/02—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines
- F01D1/04—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines traversed by the working-fluid substantially axially
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/003—Preventing or minimising internal leakage of working-fluid, e.g. between stages by packing rings; Mechanical seals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The present invention relates to Integral volute, the power turbine device of pneumostop, it includes spiral case, directive wheel is installed with inside one side end face of the spiral case, the directive wheel rear end is provided with turbine, the turbine passes through floating bearing and thrust bearing is supported inside spiral case, the turbine spindle end is provided with turbine output gear by interference fit, turbine output gear is locked by locking nut, first piston ring and second piston ring are set with the main shaft of the turbine also, the first piston ring and the supporting spiral case intermediate cavity compressed air of second piston ring form pneumostop.The waste gas of internal combustion engine sufficiently can be utilized by this device, and the reliability for sealing cost and improve sealing device is reduced using pneumostop, can effectively solving traditional power turbine burn oil and knot carbon problem, using integrally casting shaping technique, reduce cost.
Description
Technical field
The present invention relates to a kind of internal combustion engine waste gas energy reuse means, more particularly to Integral volute, pneumostop
Power turbine device.
Background technology
Power turbine unit is a kind of device that internal combustion engine waste gas energy is converted to mechanical energy, is typically mounted on electromotor
Exhaust end, drives turbine rotation using the overbottom pressure of engine exhaust, then being slowed down by deceleration device makes power can act as machinery
Can export or generate electricity, improve the energy efficiency of internal combustion engine.Power turbine technology time of occurrence is long, but due to start
The factor such as the effect of machine matching and the difficulty of cost and manufacture have impact on the enforcement of this technology, and the current country there is no ripe product
Product, it is external also to only have fragmentary type just to use.The present invention greatly reduces cost, using gas using the spiral case of integrally casting
Dynamic sealing reduces sealing cost and improves the reliability of sealing device so that the large-scale promotion of power turbine is using becoming
May.
The content of the invention
It is an object of the invention to provide the power turbine device of a kind of Integral volute, pneumostop, this device can be by
The waste gas of internal combustion engine is sufficiently utilized, and sealing cost is reduced using pneumostop and sealing device is improve can
By property, using integrally casting shaping technique, cost is reduced.
In order to solve above-mentioned technical problem, the present invention proposes technical scheme below：The power of Integral volute, pneumostop
Turbine apparatus, it includes spiral case, and directive wheel is installed with inside a side end face of the spiral case, and the directive wheel rear end is arranged
There is turbine, the turbine passes through floating bearing and thrust bearing is supported inside spiral case, and the turbine spindle end passes through
Interference fit is provided with turbine output gear, and turbine output gear is locked by locking nut, on the main shaft of the turbine
First piston ring and second piston ring are set with also, the first piston ring and the supporting spiral case intermediate cavity of second piston ring are intrinsic pressure
Contracting air forms pneumostop.
The directive wheel is formed using rustless steel casting, and is fixedly mounted on spiral case by elastic cylindrical pin and the first back-up ring
Interior step mounting groove on.
The thrust bearing is fixed by the second back-up ring, and the first thrust housing and second are also set with the main shaft of the turbine
Thrust housing, first thrust housing and the second thrust housing can limit thrust bearing oil film thickness.
The turbine output gear is meshed with the high rotating speed fluid-flywheel clutch of an open symmetric support, fluid coupling
Device in the left casing of coupling device and the right casing of coupling device being connected with spiral case, by left taper roll bearing and right taper roller
Bearing symmetric support, installs a coupling device output gear on fluid-flywheel clutch, realize the flexible output of power turbine power.
The spiral case is integral type casting, can be passed through compressed air and exhaust zone and machine oil be separated from reducing machine
The temperature rise of oil.
The position that the left casing of the coupling device is contacted with spiral case is positioned by the first positioning sleeve, is provided with its contact surface close
Packing；The position of the left casing of the coupling device and the right casing contact of coupling device is provided with the second positioning sleeve, installs in its contact surface
There are the second sealing ring and the 5th sealing ring.
The coupling device output gear is provided with adjust pad, the coupling device output with right taper roll bearing contact surface
Gear is positioned at end in gear by gear gland, and the gear gland is fixed by clamping screw.
The 3rd sealing ring and the 4th sealing ring are installed on the right casing of the coupling device.
The method have the advantages that：
Present configuration is compact, and each model can meet wider displacement range electromotor and use, by adjusting reduction gearing
Gear ratio, it can be deduced that optimum engine power output.Using the electromotor of this technology, combustion in the range of economic speed, can be saved
Oily 3%-8%, improves peak torque 5-12%,.Using Integral volute, the mode of pneumostop makes that its cost is relatively low, and cost is only accounted for
The 6% or so of the whole machine cost of electromotor.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is main sectional view of the present invention.
Fig. 2 is course of work schematic diagram of the present invention.
In figure：Directive wheel 1, the first back-up ring 2, elastic cylindrical pin 3, spiral case 4, turbine 5, first piston ring 6, second piston ring
7th, floating bearing 8, the first positioning sleeve 9, sealing gasket 10, the first sealing ring 11, the first thrust housing 12, the second back-up ring 13, thrust shaft
Hold the left casing 18 of the 14, second thrust housing 15, turbine output gear 16, locking nut 17, coupling device, the second sealing ring 19, Zuo Yuan
The right casing 21 of taper roller bearing 20, coupling device, fluid-flywheel clutch 22, the 3rd sealing ring 23, right taper roll bearing 24, adjusting pad
Piece 25, coupling device output gear 26, gear gland 27, clamping screw 28, the 4th sealing ring 29, the 5th sealing ring 30, second are fixed
Position set 31.
A：Compressed air inlet；B：Engine exhaust is exported；C：Machine oil is exported.
Specific embodiment
Below in conjunction with the accompanying drawings embodiments of the present invention are described further.
Such as Fig. 1-2, Integral volute, the power turbine device of pneumostop, it includes spiral case 4, the side of the spiral case 4
Be installed with directive wheel 1 inside end face, 1 rear end of the directive wheel is provided with turbine 5, the turbine 5 pass through floating bearing 8 and
Thrust bearing 14 is supported inside spiral case 4, and 5 main shaft end of the turbine is provided with turbine output gear by interference fit
16, turbine output gear 16 is locked by locking nut 17, and first piston ring 6 is also set with the main shaft of the turbine 5
With second piston ring 7, the first piston ring 6 and 7 supporting spiral case intermediate cavity compressed air of second piston ring form pneumatic
Sealing.Can effectively solving traditional power turbine burn oil and knot carbon problem.
Further, the directive wheel 1 is formed using rustless steel casting, and solid by elastic cylindrical pin 3 and the first back-up ring 2
Dingan County is mounted on the interior step mounting groove of spiral case 4.
Further, the thrust bearing 14 is fixed by the second back-up ring 13, and is also set with the main shaft of the turbine 5
One thrust housing 12 and the second thrust housing 15, first thrust housing 12 and the second thrust housing 15 can limit 14 oil film of thrust bearing
Thickness.
Further, high 22 phase of rotating speed fluid-flywheel clutch of the turbine output gear 16 and an open symmetric support
Engagement, fluid-flywheel clutch are rolled by left circular cone in the right casing of the left casing 18 of coupling device and coupling device that are connected with spiral case 21
24 symmetric support of sub- bearing 20 and right taper roll bearing, installs a coupling device output gear 26, realizes on fluid-flywheel clutch
The flexible output of power turbine power.
Further, the spiral case 4 is integral type casting, can be passed through compressed air and exhaust zone is separated with machine oil
From reducing the temperature rise of machine oil.Compressed air in spiral case as pneumostop derives from turbocharger air compressor or low pressure
Air accumulator.
Further, the position that the left casing 18 of the coupling device is contacted with spiral case 4 is positioned by the first positioning sleeve 9, at which
Contact surface is provided with sealing gasket 10；It is fixed that the position of the left casing 18 of the coupling device and the right contact of casing 21 of coupling device is provided with second
Position set 31, is provided with the second sealing ring 19 and the 5th sealing ring 30 in its contact surface.
Further, the coupling device output gear 26 is provided with adjust pad with 24 contact surface of right taper roll bearing
25, the coupling device output gear 26 is positioned at end in gear by gear gland 27, and the gear gland 27 is by locking
Bolt 28 is fixed.
Further, the 3rd sealing ring 23 and the 4th sealing ring 29 are installed on the right casing of the coupling device 21.
The course of work of the present invention and operation principle are：
Referring to Fig. 2, due to machine oil, pressure is relatively low at the second piston ring, and exhaust gas pressure at B is because low for pressure after expansion work
In 50KPa, so the compressed air inlet port latus rectum on spiral case is designed to less, the piston ring amount of leakage of two particular design
It is less, so impact when electromotor works to source of the gas turbocharger air compressor is less, if adopting low pressure gasholder
It is also smaller as the energy of consumption of air source.Negligible is affected on the power of electromotor.
Axial-flow turbine is adopted to design for twisted blade, rotating speed is up to 75000r/min, the open symmetric support of employing
Fluid-flywheel clutch rotating speed can reach 12500 r/min.
By above-mentioned description, those skilled in the art completely can be in the model without departing from this invention technological thought
In enclosing, carry out various change and change all within protection scope of the present invention.The unaccomplished matter of the present invention, belongs to ability
The common knowledge of field technique personnel.
Claims (8)
1. the power turbine device of Integral volute, pneumostop, it is characterised in that：It includes spiral case（4）, the spiral case（4）
A side end face inside be installed with directive wheel（1）, the directive wheel（1）Rear end is provided with turbine（5）, the turbine（5）
By floating bearing（8）And thrust bearing（14）Support installed in spiral case（4）Inside, the turbine（5）Main shaft end passed through
Cooperation of being full of is provided with turbine output gear（16）, turbine output gear（16）By locking nut（17）It is locked, the whirlpool
Wheel（5）Main shaft on be also set with first piston ring（6）With second piston ring（7）, the first piston ring（6）And second piston
Ring（7）Supporting spiral case intermediate cavity compressed air forms pneumostop.
2. the power turbine device of Integral volute according to claim 1, pneumostop, it is characterised in that：It is described to lead
To wheel（1）Formed using rustless steel casting, and pass through elastic cylindrical pin（3）With the first back-up ring（2）It is fixedly mounted on spiral case（4）'s
On interior step mounting groove.
3. the power turbine device of Integral volute according to claim 1, pneumostop, it is characterised in that：It is described to stop
Thrust bearing（14）By the second back-up ring（13）It is fixed, the turbine（5）Main shaft on be also set with the first thrust housing（12）With
Two thrust housings（15）, first thrust housing（12）With the second thrust housing（15）Thrust bearing can be limited（14）Oil film thickness.
4. the power turbine device of Integral volute according to claim 1, pneumostop, it is characterised in that：The whirlpool
Wheel output gear（16）With the high rotating speed fluid-flywheel clutch of an open symmetric support（22）It is meshed, fluid-flywheel clutch is installed
In the left casing of coupling device being connected with spiral case（18）With the right casing of coupling device（21）It is interior, by left taper roll bearing（20）With right circle
Taper roller bearing（24）Symmetric support, installs a coupling device output gear on fluid-flywheel clutch（26）, realize power turbine
The flexible output of power.
5. the power turbine device of Integral volute according to claim 1, pneumostop, it is characterised in that：The snail
Shell（4）For integral type casting, compressed air can be passed through and exhaust zone and machine oil are separated from reducing the temperature rise of machine oil.
6. the power turbine device of Integral volute according to claim 4, pneumostop, it is characterised in that：The idol
The left casing of clutch（18）With spiral case（4）The position of contact passes through the first positioning sleeve（9）Positioning, is provided with sealing gasket in its contact surface
（10）；The left casing of the coupling device（18）With the right casing of coupling device（21）The position of contact is provided with the second positioning sleeve（31）,
Its contact surface is provided with the second sealing ring（19）With the 5th sealing ring（30）.
7. the power turbine device of Integral volute according to claim 4, pneumostop, it is characterised in that：The idol
Clutch output gear（26）With right taper roll bearing（24）Contact surface is provided with adjust pad（25）, the coupling device output gear
Wheel（26）By gear gland（27）It is positioned at end in gear, the gear gland（27）By clamping screw（28）It is fixed.
8. the power turbine device of Integral volute according to claim 4, pneumostop, it is characterised in that：The idol
The right casing of clutch（21）On the 3rd sealing ring is installed（23）With the 4th sealing ring（29）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611044480.7A CN106555668A (en) | 2016-11-24 | 2016-11-24 | The power turbine device of Integral volute, pneumostop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611044480.7A CN106555668A (en) | 2016-11-24 | 2016-11-24 | The power turbine device of Integral volute, pneumostop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106555668A true CN106555668A (en) | 2017-04-05 |
Family
ID=58444451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611044480.7A Pending CN106555668A (en) | 2016-11-24 | 2016-11-24 | The power turbine device of Integral volute, pneumostop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106555668A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005025272A1 (en) * | 2005-06-02 | 2006-12-07 | Daimlerchrysler Ag | Turbo-composed-system is installed as add-on module with hydrodynamic coupling in lorry diesel engine drive train and provides favorable degree of effect |
| DE102005047216A1 (en) * | 2005-10-01 | 2007-04-05 | Daimlerchrysler Ag | Turbine of internal-combustion engine e.g. turbine of turbo compound of internal-combustion engine, has turbine housing with casted hollow space which forms heat shield between exhaust gas flow channel and bearing arrangement |
| CN101473125A (en) * | 2006-06-20 | 2009-07-01 | 戴姆勒股份公司 | Turbocompound engine drive |
| CN102421992A (en) * | 2009-08-27 | 2012-04-18 | 沃依特专利有限责任公司 | Exhaust-gas power-recovery turbine for a turbo compound system |
| WO2015180745A1 (en) * | 2014-05-28 | 2015-12-03 | Volvo Truck Corporation | A turbocompound unit |
| CN206290326U (en) * | 2016-11-24 | 2017-06-30 | 宜昌市燕狮科技开发有限责任公司 | The power turbine device of Integral volute, pneumostop |
-
2016
- 2016-11-24 CN CN201611044480.7A patent/CN106555668A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005025272A1 (en) * | 2005-06-02 | 2006-12-07 | Daimlerchrysler Ag | Turbo-composed-system is installed as add-on module with hydrodynamic coupling in lorry diesel engine drive train and provides favorable degree of effect |
| DE102005047216A1 (en) * | 2005-10-01 | 2007-04-05 | Daimlerchrysler Ag | Turbine of internal-combustion engine e.g. turbine of turbo compound of internal-combustion engine, has turbine housing with casted hollow space which forms heat shield between exhaust gas flow channel and bearing arrangement |
| CN101473125A (en) * | 2006-06-20 | 2009-07-01 | 戴姆勒股份公司 | Turbocompound engine drive |
| CN102421992A (en) * | 2009-08-27 | 2012-04-18 | 沃依特专利有限责任公司 | Exhaust-gas power-recovery turbine for a turbo compound system |
| WO2015180745A1 (en) * | 2014-05-28 | 2015-12-03 | Volvo Truck Corporation | A turbocompound unit |
| CN206290326U (en) * | 2016-11-24 | 2017-06-30 | 宜昌市燕狮科技开发有限责任公司 | The power turbine device of Integral volute, pneumostop |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170405 |
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| RJ01 | Rejection of invention patent application after publication |