CN116877264A - Two-stage supercharger with cooling structure - Google Patents
Two-stage supercharger with cooling structure Download PDFInfo
- Publication number
- CN116877264A CN116877264A CN202310868413.0A CN202310868413A CN116877264A CN 116877264 A CN116877264 A CN 116877264A CN 202310868413 A CN202310868413 A CN 202310868413A CN 116877264 A CN116877264 A CN 116877264A
- Authority
- CN
- China
- Prior art keywords
- stage
- rotor
- pressure stage
- cooling structure
- pressure
- 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
- 238000001816 cooling Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 230000035939 shock Effects 0.000 claims description 18
- 238000013016 damping Methods 0.000 claims description 13
- 239000006096 absorbing agent Substances 0.000 claims description 12
- 230000008676 import Effects 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- 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
- F02B37/04—Engines with exhaust drive and other drive of pumps, e.g. with exhaust-driven pump and mechanically-driven second pump
-
- 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
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/005—Cooling of pump drives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/035—Noise absorbers in the form of specially adapted hangers or supports
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Supercharger (AREA)
Abstract
The invention relates to a two-stage supercharger with a cooling structure, which comprises a supercharger and a high-pressure rotor compressor, wherein the high-pressure rotor compressor is provided with a high-pressure inlet and a high-pressure outlet, the position of the high-pressure inlet is connected with a low-pressure compressor outlet pipe of the supercharger, a supporting seat is fixed on the outer surface of the high-pressure rotor compressor, a water tank is fixed on the supporting seat, and a water pump is connected on the water tank, and a circulating pipe is fixed on the water pump.
Description
Technical Field
The invention belongs to the technical field of internal combustion engines, and particularly relates to a two-stage supercharger with a cooling structure.
Background
The conventional two-stage supercharger is formed by connecting two turbochargers in series, wherein the low-pressure stage supercharger and the high-pressure stage supercharger are turbochargers, and when the working condition of an engine changes, the high-pressure stage turbocharger is relatively close to an air inlet pipe and an air outlet pipe of the engine, and the rotor of the high-pressure stage turbocharger is in a delayed reaction due to pneumatic connection, so that the flow runs to a surge area, and a surge phenomenon can occur; in addition, the cooling device is positioned at the outlet of the high-pressure stage booster, and no cooling is performed on a pipeline between the low-pressure stage booster and the high-pressure stage booster.
Disclosure of Invention
The invention provides a two-stage supercharger with a cooling structure, which aims to solve the technical problems that: the problem that a conventional two-stage supercharging system is easy to surge and low in system efficiency due to the fact that the two-stage supercharging system is connected in series is solved.
In order to solve the technical problems, the invention provides a two-stage supercharger with a cooling structure, which is characterized in that: including turbo charger (6), high-pressure stage rotor compressor (1) to turbo charger is as low-pressure stage booster, and high-pressure stage rotor compressor is as high-pressure stage booster, high-pressure stage rotor compressor (1) are equipped with high-pressure stage import (2) and high-pressure stage export (13), low-pressure stage compressor outlet pipe (5) of turbo charger (6) are connected in high-pressure stage import (2) position, the surface of high-pressure stage rotor compressor (1) is fixed with supporting seat (10), be fixed with water tank (9) on supporting seat (10), be connected with water pump (8) on water tank (9), water pump (8) are fixed with circulating pipe (7), circulating pipe (7) are connected with around spiral pipe (3) outside low-pressure stage compressor outlet pipe (5) and high-pressure stage import (2), the tip and water tank (9) of spiral pipe (3) are connected, be connected with damping spring bumper shock absorber (11) between circulating pipe (7) and supporting seat (10).
The beneficial effects are that: the rotor compressor of the invention is used as a high-pressure stage supercharger, and the torque output mechanism of the engine crankshaft can be utilized to forcedly drive the rotor of the compressor, so that the rotor compressor can provide higher supercharging pressure at lower rotating speed.
In addition, set up cooling device on the connecting line of turbo charger and high-pressure stage rotor compressor, through setting up spiral pipe, circulating pipe on the rotor engine for make water circulation flow in circulating pipe, spiral pipe through the water pump work, drive the heat of low-pressure stage compressor outlet pipe and high-pressure stage import position and cool down, in time dispel the heat to the compressor outlet pipe position of low-pressure stage booster and cool down, reduced the import temperature of high-pressure stage compressor, make it can promote overall system efficiency, solved the problem that the system that conventional two-stage booster system established ties brought is easy to surge, system efficiency is low.
And a damping spring shock absorber is arranged between the circulating pipe and the supporting seat, so that a shock absorbing capacity is provided for the spiral pipe and the circulating pipe, shaking is avoided, and water circulation flow is cooled.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic view of a part of the right side view of the present invention.
In the figure: 1. a high-pressure stage rotor compressor 2, a high-pressure stage inlet 3, a spiral pipe 4, a lantern ring 5, a low-pressure stage compressor outlet pipe 6, a turbocharger 7, a circulating pipe, 8, a water pump, 9, a water tank, 10, a supporting seat, 11, a damping spring shock absorber, 12, a base, 13, a high-pressure stage outlet, 14, a mounting bracket, 15 and a shock pad.
Detailed Description
To make the objects, contents and advantages of the present invention more apparent, the following detailed description of the specific embodiments of the present invention will be given.
The invention provides a two-stage supercharger with a cooling structure, which comprises a turbocharger and a high-pressure stage rotor compressor 1, wherein the turbocharger is used as a low-pressure stage supercharger, the high-pressure stage rotor compressor is used as a high-pressure stage supercharger, and a cooling device is arranged on a connecting pipeline of the turbocharger and the high-pressure stage rotor compressor.
The rotor of the high-pressure stage rotor compressor is of a triangular structure, and the vertex of the rotor is in contact with the shell, so that three independent air chambers are formed. The rotor rotates in the shell, and the rotor has three convex surfaces and forms three closed spaces with the shell. The rotor is mounted on an engine output shaft, and an engine crankshaft provides the rotor with torque required to drive the output shaft. When the rotor moves in the shell, the volumes of three spaces formed by the rotor change, and the gas entering the spaces is compressed, so that the function of the high-pressure stage supercharger is realized.
The high-pressure stage rotor compressor 1 is provided with a high-pressure stage inlet 2 and a high-pressure stage outlet 13, the position of the high-pressure stage inlet 2 is in sealing connection with a low-pressure stage compressor outlet pipe 5 of the turbocharger 6, a supporting seat 10 which is transversely arranged is fixed on the shell of the high-pressure stage rotor compressor 1 and is used for supporting the turbocharger 6, a spiral pipe 3 which is spirally arranged is wound outside the high-pressure stage inlet 2 and the low-pressure stage compressor outlet pipe 5, a water tank 9 is fixed on the supporting seat 10, the end part of the spiral pipe 3 is communicated with the water tank 9, a water pump 8 is fixed at the upper end of the water tank 9, a circulating pipe 7 is fixed at the other end of the spiral pipe 3, the end part of the circulating pipe 7 is fixed with the water pump 8, and a damping spring shock absorber 11 is rotationally connected between the circulating pipe 7 and the supporting seat 10;
when the two-stage supercharger with the cooling structure works, when the turbocharger 6 works as the high-pressure-stage rotor compressor 1 to boost pressure, the water pump 8 is started to be externally connected with the power switch, so that the water pump 8 works to send water in the water tank 9 into the circulating pipe 7, then the water flows in the spiral pipe 3 to drive heat of the low-pressure-stage compressor outlet pipe 5 and the high-pressure-stage inlet 2 to dissipate heat, then the water flows in the water tank again through the spiral pipe 3 to repeatedly form a simple water circulation heat dissipation mechanism, the high-pressure-stage inlet 2 and the supercharger conveying pipe 5 are cooled, and the water weakens the force generated by vibration in the flowing process of the circulating pipe 7 and the spiral pipe 3 through the damping spring shock absorber 11 arranged between the circulating pipe 7 and the supporting seat 10, so that the circulating pipe 7 and the spiral pipe 3 are damped, and the water circulation is enabled to dissipate heat.
Specifically, the outside rotation of circulating pipe 7 has cup jointed the lantern ring 4, and damping spring bumper shock absorber 11 upper end is fixed with lantern ring 4, and the supporting seat 10 upper end is fixed with base 12, and damping spring bumper shock absorber 11 lower extreme is fixed with base 12, if spiral pipe 3, circulating pipe 7 appear vibrating, and extrusion damping spring bumper shock absorber 11 compresses, weakens the dynamics that vibration produced and damps.
Specifically, the lower end of the base 12 is fixed with a shock pad 15, the shock pad 15 is fixed with the inner surface of the supporting seat 10, and the base 12 is supported, so that the shock absorbing capability is further provided.
Specifically, the damping spring shock absorber 11 is provided with two, improves the damping effect, is fixed with installing support 14 between water pump 8 and the water tank 9 for support water pump 8.
According to the two-stage supercharger with the cooling structure, the turbocharger is used as a low-pressure stage supercharger, the high-pressure stage rotor compressor is used as a high-pressure stage supercharger, and the outlet pipeline of the turbocharger compressor is connected with the inlet pipeline of the rotor compressor. The rotor compressor is used as a high-pressure stage supercharger, and the torque output mechanism of the engine crankshaft can be used for forcedly driving the rotor of the compressor, so that the engine can drive the rotor compressor at a lower rotating speed, and higher supercharging pressure is provided. In addition, set up cooling device on the connecting line of turbo charger and high pressure stage rotor compressor, set up simple and easy hydrologic cycle mechanism in time to the compressor outlet pipe position heat dissipation cooling of low pressure stage booster to reduce the import temperature of high pressure stage compressor, make it can promote overall system efficiency, solved the problem that the system that conventional two-stage booster system established ties brought is easy to surge, system efficiency is low.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present invention, and such modifications and variations should also be regarded as being within the scope of the invention.
Claims (10)
1. A two-stage supercharger with cooling structure, characterized in that: including turbo charger (6), high-pressure stage rotor compressor (1) to turbo charger is as low-pressure stage booster, and high-pressure stage rotor compressor is as high-pressure stage booster, high-pressure stage rotor compressor (1) are equipped with high-pressure stage import (2) and high-pressure stage export (13), low-pressure stage compressor outlet pipe (5) of turbo charger (6) are connected in high-pressure stage import (2) position, the surface of high-pressure stage rotor compressor (1) is fixed with supporting seat (10), be fixed with water tank (9) on supporting seat (10), be connected with water pump (8) on water tank (9), water pump (8) are fixed with circulating pipe (7), circulating pipe (7) are connected with around spiral pipe (3) outside low-pressure stage compressor outlet pipe (5) and high-pressure stage import (2), the tip and water tank (9) of spiral pipe (3) are connected, be connected with damping spring bumper shock absorber (11) between circulating pipe (7) and supporting seat (10).
2. A two-stage supercharger with cooling structure according to claim 1 wherein: the outer surface of the circulating pipe (7) is rotatably connected with a lantern ring (4).
3. A two-stage supercharger with cooling structure according to claim 2 wherein: the upper end of the damping spring shock absorber (11) is fixedly connected with the outer surface of the lantern ring (4).
4. A two-stage supercharger with cooling structure according to claim 1 wherein: the upper end of the supporting seat (10) is fixedly provided with a base (12), and the lower end of the damping spring shock absorber (11) is fixedly connected with the base (12).
5. A two-stage supercharger with cooling structure of claim 4 wherein: the lower end of the base (12) is fixedly provided with a shock pad (15) arranged inside the supporting seat (10).
6. A two-stage supercharger with cooling structure according to claim 1 wherein: the upper end of the water tank (9) is fixed with a mounting bracket (14).
7. A two-stage supercharger with cooling structure of claim 6 wherein: the mounting bracket (14) is fixedly connected with the water pump (8), and the water pump (8) is communicated with the water tank (9) through a pipeline.
8. A two-stage supercharger with cooling structure according to any one of claims 1-7 wherein: the rotor of the high-pressure-stage rotor compressor is of a triangular structure.
9. A two-stage supercharger with cooling structure of claim 8 wherein: the vertex of the rotor of the high-pressure-stage rotor compressor is contacted with the shell, so that three independent air chambers are formed; the rotor rotates in the shell, and the rotor has three convex surfaces and forms three closed spaces with the shell.
10. A two-stage supercharger with cooling structure of claim 9 wherein: the rotor is arranged on an output shaft of the engine, and a crankshaft of the engine provides torque required for driving the output shaft for the rotor; when the rotor moves in the shell, the volumes of three spaces formed by the rotor change, and the gas entering the spaces is compressed, so that the function of the high-pressure stage supercharger is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310868413.0A CN116877264A (en) | 2023-07-17 | 2023-07-17 | Two-stage supercharger with cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310868413.0A CN116877264A (en) | 2023-07-17 | 2023-07-17 | Two-stage supercharger with cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116877264A true CN116877264A (en) | 2023-10-13 |
Family
ID=88264010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310868413.0A Pending CN116877264A (en) | 2023-07-17 | 2023-07-17 | Two-stage supercharger with cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116877264A (en) |
-
2023
- 2023-07-17 CN CN202310868413.0A patent/CN116877264A/en active Pending
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