CN102787873A - Pressure stabilizing volute for turbocharger - Google Patents
Pressure stabilizing volute for turbocharger Download PDFInfo
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- CN102787873A CN102787873A CN2012102334258A CN201210233425A CN102787873A CN 102787873 A CN102787873 A CN 102787873A CN 2012102334258 A CN2012102334258 A CN 2012102334258A CN 201210233425 A CN201210233425 A CN 201210233425A CN 102787873 A CN102787873 A CN 102787873A
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- volute
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- volute body
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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 invention discloses a pressure stabilizing volute for a turbocharger, which comprises a volute body, and a pressure stabilizing gas storage bag structure arranged in the volute body and communicated with a gas channel interface in the volute body. The pressure stabilizing volute for the turbocharger can overcome the defects of unstable exhaust flow, unstable operation state and narrow application scope in the prior art, and achieves the advantages of stable exhaust flow, stable operation state and large application scope.
Description
Technical field
The present invention relates to turbo-charger technical field, particularly, relate to a kind of constant-voltage type turbosupercharger volute.
Background technique
In turbo-charger technical field, turbocharger products be widely used in the internal-combustion engine be the car, tractor, power generating equipment of power, peculiar to vessel, engineering machinery and military project mechanically.Wherein, single-cylinder engine, twin cylinder engine in low-powered engine, air displacement is not all found using the Matching of Turbocharger technology in industry at the motor of 0.4-0.8L at present.Because it is more that China is located in the plateau section of 4500m, so the demand of the supporting pressurized machine of low-powered engine is also many, especially is applied in national defence, demand is more urgent.
Volute in the pressurized machine; Pressurized machine is directly linked to each other with the engine exhaust emission place; Utilize the acting of waste gas power through the special runner of volute; Promoting the rotation of the rotor assembly in the pressurized machine, is the major impetus source that pressurized machine utilizes the acting of motor discharge gas, and the whole high speed rotating per minute of turbine rotor that promotes in volute can reach the 1500-4500 commentaries on classics.
But because traditional pressurized machine extensively is matched in the above motor of three cylinders, single cylinder, twin cylinder engine matched with pressurization device all owing to 1/4 time of single-cylinder engine in exhaust, twin cylinder engine also only had 1/2 time that exhaust (seeing Fig. 1, Fig. 2) was arranged.Like Fig. 1, motor shown in Figure 2, extraction flow is unstable up and down, the rising and the decline of periodic exhaust pressure is arranged, and interrupted situation is arranged, and causes traditional pressurized machine unstable working condition, can not mate and reach the performance of the motor that adapts; It is thus clear that traditional pressurized machine can't mate small-power single cylinder, twin cylinder engine.
In realizing process of the present invention, the inventor finds to exist at least in the existing technology defectives such as extraction flow instability, unstable working condition and applied range.
Summary of the invention
The objective of the invention is to,, propose a kind of constant-voltage type turbosupercharger volute to the problems referred to above, with realize that extraction flow is stable, the advantage of stable working state and applied range.
For realizing above-mentioned purpose, the technological scheme that the present invention adopts is: a kind of constant-voltage type turbosupercharger volute, comprise the volute body, and the voltage stabilizing gas storage pack arrangement that is located at said volute body interior and is communicated with the gas flow interface of said volute body interior.
Further, said voltage stabilizing gas storage pack arrangement comprises the suction port that is located at said volute body bottom, and cooperates gas storage bag and the air outlet that is located at said volute body interior; Said suction port, gas storage bag, air outlet and gas flow interface are communicated with successively, are used for flow and pressure with waste gas in the volute body interior gas flow, are stabilized in this volute body to be complementary in the preset operating range of pressurized machine.
Further, said gas storage bag is the circle drum type, and said suction port and air outlet lay respectively at the two ends of round drum type gas storage bag.
Further, said suction port and air outlet are two circular holes that size is inequality.
Further, the Placement between said voltage stabilizing gas storage pack arrangement and the volute body is to adopt the casting integrated integral type that forms to connect.
Further, the Placement between said voltage stabilizing gas storage pack arrangement and the volute body is the spiral connection of split type assembling of adopting machining to be assembled.
The constant-voltage type turbosupercharger volute of various embodiments of the present invention, owing to comprise the volute body, and the voltage stabilizing gas storage pack arrangement that is located at the volute body interior and is communicated with the gas flow interface of volute body interior; Use the turbosupercharger of this constant-voltage type turbosupercharger volute, can effectively solve the normal startup on the plateau of small-power single cylinder machine, twin-tub machine and the problem of recovery motor normal output; Thereby can overcome that extraction flow in the existing technology is unstable, the defective of unstable working condition and applied range, with realize that extraction flow is stable, the advantage of stable working state and applied range.
Other features and advantages of the present invention will be set forth in specification subsequently, and, partly from specification, become obvious, perhaps understand through embodiment of the present invention.
Through accompanying drawing and embodiment, technological scheme of the present invention is done further detailed description below.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used to explain the present invention with embodiments of the invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is single-cylinder engine (small-power 0.4L) exhaust pressure curve synoptic diagram;
Fig. 2 is twin cylinder engine (small-power 0.8L) exhaust pressure curve synoptic diagram;
Fig. 3 a and Fig. 3 b are the structural representation one (being integrated combined type band gas storage bag volute) of constant-voltage type turbosupercharger volute of the present invention;
Fig. 4 a and Fig. 4 b are the structural representation two (being the box-like band gas storage of assembled group bag volute) of constant-voltage type turbosupercharger volute of the present invention.
In conjunction with accompanying drawing, reference character is following in the embodiment of the invention:
1-volute body; 2-gas storage bag.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the present invention, and be not used in qualification the present invention.
According to the embodiment of the invention, a kind of constant-voltage type turbosupercharger volute is provided.Like Fig. 3 and shown in Figure 4, present embodiment comprises volute body (like volute body 1), and the voltage stabilizing gas storage pack arrangement that is located at said volute body interior and is communicated with the gas flow interface of said volute body interior.
Particularly, above-mentioned voltage stabilizing gas storage pack arrangement comprises the suction port that is located at volute body bottom, and cooperates gas storage bag (like gas storage bag 2) and the air outlet that is located at the volute body interior; Suction port, gas storage bag, air outlet and gas flow interface are communicated with successively.This gas storage bag is the circle drum type, and said suction port and air outlet lay respectively at the two ends of round drum type gas storage bag; This suction port and air outlet are two circular holes that size is inequality.The size of the circular hole at the size of gas storage bag and gas storage bag two ends all can be carried out accommodation according to the actual requirements.The intake interface of gas storage bag (being suction port) can adopt face-flange, also can adopt the collar formula to connect
Placement between above-mentioned voltage stabilizing gas storage pack arrangement and the volute body; Can be to adopt the casting integrated integral type that forms to connect (as shown in Figure 3); Also can be that the spiral connection of split type assembling of adopting machining to be assembled is (as shown in Figure 4; With split type parts, be formed by connecting) with the screw flanged surface.
The constant-voltage type turbosupercharger volute of the foregoing description; Adopt voltage stabilizing gas storage pack arrangement; Because this voltage stabilizing gas storage pack arrangement has the gas flow interface that utilizes suction port, gas storage bag and air outlet and volute body interior; Make the flow of waste gas in the volute body interior runner drink pressure, can be stabilized in the preset operating range of the pressurized machine that is complementary with this constant-voltage type turbosupercharger volute; Simultaneously, also can make rotating speed and performance characteristics and the single cylinder of this pressurized machine work or twin cylinder engine can mate (referring to Fig. 3).
The constant-voltage type turbosupercharger volute of the foregoing description; The voltage stabilizing gas storage pack arrangement that has air inlet, gas storage, does work again after giving vent to anger; Can make gas flow, pressure stability in the volute body interior gas flow; Through selecting the pore size of air inlet, gas storage, gas storage, can satisfy being matched in different engine characteristicses, to guarantee pressurized machine proper functioning, reliable.
Through the test proof, have the turbosupercharger of the foregoing description constant-voltage type turbosupercharger volute, can be used as the normal startup on the plateau of effective solution small-power single cylinder machine, twin-tub machine and the effective means and the method for recovery motor normal output.
The constant-voltage type turbosupercharger volute of the foregoing description; In the middle of the suction port front end and exhaust opening of engine of volute body, installed voltage stabilizing gas storage pack arrangement (referring to Fig. 3) additional, the motor combustion gas gets into (can be according to air inflow in the voltage stabilizing gas storage pack arrangement suction port D hole; The diameter of coupling adjustment suction port); Waste gas is through behind the suction port D hole, in the gas storage bag that has got into, unnecessary gas temporarily stored; Gas storage bag mesopore is the usefulness of regulating the waste gas body flow pressure control that gets into volute body interior gas flow, and the diameter in hole mainly satisfies pressurized machine and Engine Matching is as the criterion; Through regulating gas storage bag (like Fig. 3) D hole and diameter of bore, selecting volume size more simultaneously, reach the different motor requirement of coupling.
Can be known that by Fig. 1, Fig. 2 useless kinetic pressure will be stabilized in certain zone in the turbosupercharger volute for the exhaust gas pressure that reaches the motor discharge gets into, the pressure ratio after the pressurized machine acting is mated motor, and reaches the effect of supercharging.Based on showing unstable exhaust situation among Fig. 1, Fig. 2, the gas storage bag of volute body interior mainly can reach and stablize gas pressure in 20ms (twin-tub), 30ms (single cylinder) time.
What should explain at last is: the above is merely the preferred embodiments of the present invention; Be not limited to the present invention; Although the present invention has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technological scheme that aforementioned each embodiment put down in writing, and perhaps part technical characteristics wherein is equal to replacement.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a constant-voltage type turbosupercharger volute is characterized in that, comprises the volute body, and the voltage stabilizing gas storage pack arrangement that is located at said volute body interior and is communicated with the gas flow interface of said volute body interior.
2. constant-voltage type turbosupercharger volute according to claim 1 is characterized in that, said voltage stabilizing gas storage pack arrangement comprises the suction port that is located at said volute body bottom, and cooperates gas storage bag and the air outlet that is located at said volute body interior; Said suction port, gas storage bag, air outlet and gas flow interface are communicated with successively.
3. constant-voltage type turbosupercharger volute according to claim 2 is characterized in that, said gas storage bag is the circle drum type, and said suction port and air outlet lay respectively at the two ends of round drum type gas storage bag.
4. constant-voltage type turbosupercharger volute according to claim 3 is characterized in that, said suction port and air outlet are two circular holes that size is inequality.
5. according to each described constant-voltage type turbosupercharger volute among the claim 1-4, it is characterized in that the Placement between said voltage stabilizing gas storage pack arrangement and the volute body is to adopt the casting integrated integral type that forms to connect.
6. according to each described constant-voltage type turbosupercharger volute among the claim 1-4, it is characterized in that the Placement between said voltage stabilizing gas storage pack arrangement and the volute body is the spiral connection of split type assembling of adopting machining to be assembled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210233425.8A CN102787873B (en) | 2012-07-06 | 2012-07-06 | Pressure stabilizing volute for turbocharger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210233425.8A CN102787873B (en) | 2012-07-06 | 2012-07-06 | Pressure stabilizing volute for turbocharger |
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| CN102787873A true CN102787873A (en) | 2012-11-21 |
| CN102787873B CN102787873B (en) | 2015-05-20 |
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| CN201210233425.8A Active CN102787873B (en) | 2012-07-06 | 2012-07-06 | Pressure stabilizing volute for turbocharger |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104153875A (en) * | 2014-08-01 | 2014-11-19 | 潍坊市明冠节能科技有限公司 | Independent pressure-stabilizing lubrication system for turbocharger of single-cylinder engine |
| CN105817922A (en) * | 2016-05-19 | 2016-08-03 | 无锡烨隆精密机械有限公司 | Positioning tool for volute air outlet machining |
| CN105817931A (en) * | 2016-05-19 | 2016-08-03 | 无锡烨隆精密机械有限公司 | Positioning tool for volute intake flange machining |
| CN108019244A (en) * | 2017-12-05 | 2018-05-11 | 重庆小康工业集团股份有限公司 | The detent mechanism precisely aligned suitable for volute inlet |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0091139A1 (en) * | 1982-04-05 | 1983-10-12 | BBC Brown Boveri AG | Exhaust turbocharger on a supercharged diesel engine |
| US4499731A (en) * | 1981-12-09 | 1985-02-19 | Bbc Brown, Boveri & Company, Limited | Controllable exhaust gas turbocharger |
| CN1461876A (en) * | 2002-05-21 | 2003-12-17 | 曼B与W狄赛尔公司 | Large superchared explosive motor |
| CN201574845U (en) * | 2007-01-16 | 2010-09-08 | 马勒国际有限公司 | Internal combustion engine system |
| CN102003271A (en) * | 2010-12-08 | 2011-04-06 | 无锡明珠增压器制造有限公司 | Variable-cross section turbocharger |
| CN202707161U (en) * | 2012-07-06 | 2013-01-30 | 无锡凯迪增压器配件有限公司 | Pressure stabilization type turbocharger volute |
-
2012
- 2012-07-06 CN CN201210233425.8A patent/CN102787873B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4499731A (en) * | 1981-12-09 | 1985-02-19 | Bbc Brown, Boveri & Company, Limited | Controllable exhaust gas turbocharger |
| EP0091139A1 (en) * | 1982-04-05 | 1983-10-12 | BBC Brown Boveri AG | Exhaust turbocharger on a supercharged diesel engine |
| CN1461876A (en) * | 2002-05-21 | 2003-12-17 | 曼B与W狄赛尔公司 | Large superchared explosive motor |
| CN201574845U (en) * | 2007-01-16 | 2010-09-08 | 马勒国际有限公司 | Internal combustion engine system |
| CN102003271A (en) * | 2010-12-08 | 2011-04-06 | 无锡明珠增压器制造有限公司 | Variable-cross section turbocharger |
| CN202707161U (en) * | 2012-07-06 | 2013-01-30 | 无锡凯迪增压器配件有限公司 | Pressure stabilization type turbocharger volute |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104153875A (en) * | 2014-08-01 | 2014-11-19 | 潍坊市明冠节能科技有限公司 | Independent pressure-stabilizing lubrication system for turbocharger of single-cylinder engine |
| CN105817922A (en) * | 2016-05-19 | 2016-08-03 | 无锡烨隆精密机械有限公司 | Positioning tool for volute air outlet machining |
| CN105817931A (en) * | 2016-05-19 | 2016-08-03 | 无锡烨隆精密机械有限公司 | Positioning tool for volute intake flange machining |
| CN105817931B (en) * | 2016-05-19 | 2017-10-31 | 无锡烨隆精密机械有限公司 | Volute air-inlet flange processing positioning tool |
| CN108019244A (en) * | 2017-12-05 | 2018-05-11 | 重庆小康工业集团股份有限公司 | The detent mechanism precisely aligned suitable for volute inlet |
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| Publication number | Publication date |
|---|---|
| CN102787873B (en) | 2015-05-20 |
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Address after: 214161 lakes in Jiangsu province Wuxi City foreshore Hu Dai Shu Lu Yang Industrial Park, No. 9 Patentee after: Jiangsu Katie navigation control system Limited by Share Ltd Address before: Plum Xu Xiang 214000 Jiangsu city of Wuxi province (Military Road) No. 81 Patentee before: Wuxi Kaidi Booster deler Co., Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A pressure stabilizing turbocharger volute Effective date of registration: 20220507 Granted publication date: 20150520 Pledgee: Jiangsu SINOSURE technology microfinance Co.,Ltd. Pledgor: JIANGSU KAIDI AVIATION CONTROL SYSTEM CO.,LTD. Registration number: Y2022320000206 |
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