CN114909240A - High-efficient supercharged engine air intake system arrangement structure - Google Patents

High-efficient supercharged engine air intake system arrangement structure Download PDF

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Publication number
CN114909240A
CN114909240A CN202210658374.7A CN202210658374A CN114909240A CN 114909240 A CN114909240 A CN 114909240A CN 202210658374 A CN202210658374 A CN 202210658374A CN 114909240 A CN114909240 A CN 114909240A
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CN
China
Prior art keywords
assembly
air
intercooler
air inlet
supercharger
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Pending
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CN202210658374.7A
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Chinese (zh)
Inventor
孙佳琦
赵兴天
王德春
刘侠
庞玉超
杨守财
郑慧鑫
苗秀
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Harbin Dongan Auto Engine Co Ltd
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Harbin Dongan Auto Engine Co Ltd
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Publication date
Application filed by Harbin Dongan Auto Engine Co Ltd filed Critical Harbin Dongan Auto Engine Co Ltd
Priority to CN202210658374.7A priority Critical patent/CN114909240A/en
Publication of CN114909240A publication Critical patent/CN114909240A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10091—Air intakes; Induction systems characterised by details of intake ducts: shapes; connections; arrangements
    • 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
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/09—Constructional details, e.g. structural combinations of EGR systems and supercharger systems; Arrangement of the EGR and supercharger systems with respect to the engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/14—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system
    • F02M26/15—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system in relation to engine exhaust purifying apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/1015—Air intakes; Induction systems characterised by the engine type
    • F02M35/10157—Supercharged engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10209—Fluid connections to the air intake system; their arrangement of pipes, valves or the like
    • F02M35/10222—Exhaust gas recirculation [EGR]; Positive crankcase ventilation [PCV]; Additional air admission, lubricant or fuel vapour admission
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/104—Intake manifolds
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

An arrangement structure of an air inlet system of a high-efficiency supercharged engine belongs to the technical field of air inlet systems of engines. The method is used for solving the problem of arrangement of the efficient supercharged direct injection gasoline engine in a compact cabin. The three-way catalytic converter and the GPF assembly are connected with the EGR cooler, the EGR valve and the supercharger air inlet pipe assembly are connected through an EGR valve connecting pipe, the supercharger air inlet pipe assembly is connected with an air inlet mixing valve, the supercharger air outlet pipe assembly is used for connecting the water air intercooler assembly and a supercharger air outlet rubber pipe, the supercharger air outlet rubber pipe is connected with the turbocharger, the water air intercooler assembly and an air inlet manifold assembly are connected through a double-flange electronic throttle body in the middle, and the air inlet manifold assembly is connected with a combustion chamber of a cylinder cover. Aiming at the conditions that an engine air inlet system is complex and the number of parts is large, the engine air inlet system is compact in arrangement, high in integration level, small in occupied space and representative in arrangement, and is more suitable for vehicle type arrangement of a compact engine room.

Description

Arrangement structure of air inlet system of efficient supercharged engine
Technical Field
The invention belongs to the technical field of engine air inlet systems, and particularly relates to an air inlet system of a high-efficiency supercharged engine.
Background
With the continuous development and maturity of the engine industry, the design requirements for the engine are more and more stringent, and the overall arrangement of the engine gradually begins to develop towards a refined design and a compact design direction. For a more complex engine, for example, an efficient supercharged direct injection engine, the space left for arranging an air intake system of the engine is small, so that the realization of compact design is very difficult, the types of parts are multiple, and the assembly efficiency is not high. In conclusion, the problem of how to achieve a compact arrangement of an air intake system of a highly efficient supercharged engine has become a technical problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The invention aims to provide an arrangement structure of an air intake system of a high-efficiency supercharged engine, which is used for solving the arrangement problem of a high-efficiency supercharged direct injection gasoline engine in a compact cabin.
The technical scheme adopted by the invention is as follows: an arrangement structure of an air inlet system of a high-efficiency supercharged engine comprises an air inlet mixing valve, an EGR valve connecting pipe, an EGR valve, an EGR cooler, a three-way catalyst and GPF assembly, a cylinder cover, a supercharger air inlet pipe assembly, a turbocharger, a supercharger air outlet rubber pipe, a supercharger air outlet pipe assembly, a water air cooler assembly, a double-flange electronic throttle body and an air inlet manifold assembly; the turbocharger is connected with the three-way catalyst and the GPF assembly, the three-way catalyst and the GPF assembly are connected with the EGR cooler, the EGR valve and the supercharger air inlet pipe assembly are connected through an EGR valve connecting pipe, the supercharger air inlet pipe assembly is connected with an air inlet mixing valve, and the air inlet mixing valve is connected with an air inlet system of the whole vehicle; the air outlet pipe assembly of the supercharger is used for connecting the air cooler assembly of the water-air and an air outlet rubber pipe of the supercharger, the air outlet rubber pipe of the supercharger is connected with the turbocharger, an air inlet manifold assembly is arranged above the air cooler assembly of the water-air, the air cooler assembly of the water-air is connected with the air inlet manifold assembly through a double-flange electronic throttle body in the middle, and the air inlet manifold assembly is connected with a combustion chamber of a cylinder cover.
Compared with the prior art, the invention has the following beneficial effects:
1. the technical scheme of the invention is that the air inlet pipe assembly of the supercharger is connected with the end of the turbocharger by adopting the NACA deformation technology, thereby not only improving the air inlet efficiency, but also reducing the height of the whole machine, leading the air inlet system to be more compact, and solving the space problem of the arrangement of the air inlet system of the high-efficiency supercharged engine in a compact engine room;
the double-flange electronic throttle body is adopted to connect the air inlet manifold assembly and the water-air intercooler assembly, a connecting rubber tube and a clamp are omitted, a bolt is integrated with the water-air intercooler assembly, one point of the bolt is fixed during installation, the double-flange electronic throttle body penetrates into an integrated screw of the water-air intercooler assembly, and then the double-flange electronic throttle body is assembled on the air inlet manifold assembly, so that the engine cost can be reduced, the process flow is simplified, and the assembly efficiency is improved.
2. Aiming at the conditions that an engine air inlet system is complex and the number of parts is large, the engine air inlet system is compact in arrangement, high in integration level, small in occupied space and representative in arrangement, and is more suitable for vehicle type arrangement of a compact engine room.
3. The invention can reduce the assembly process steps and save the time cost and the economic cost.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a third schematic structural view of the present invention;
FIG. 4 is a schematic view of the structure of the supercharger intake manifold assembly of the present invention;
FIG. 5 is a schematic view of a water-air intercooler of the present invention;
wherein: 1. an intake mixing valve; 2. an EGR valve connecting pipe; 3. an EGR valve; 4. an EGR cooler; 5. a three-way catalyst and a GPF assembly; 6. a cylinder body; 7. a cylinder cover; 8. a supercharger air inlet pipe assembly; 9. a turbocharger; 10. an air outlet rubber pipe of the supercharger; 11. a supercharger air outlet pipe assembly; 12. a synchronous chain cage assembly; 13. a water air intercooler assembly; 14. a dual flange electronic throttle body; 15. an intake manifold assembly; 16. a valve chamber housing assembly; 17. a water air intercooler bracket; 81. the cylinder cover is connected with a flange; 82. the EGR valve is connected with a hose filler head; 83. a rear section pipe body of the supercharger air inlet pipe; 84. the air inlet pipe of the supercharger is connected with the corrugated pipe; 85. a fixed point of an air inlet pipe of the supercharger; 86. the air inlet of the supercharger is connected with a flange; 87. a front section pipe body of a supercharger air inlet pipe; 131. an intercooler air outlet flange; 132. an intercooler air chamber; 133. an intercooler bracket mounting point; 134. an intercooler body; 135. an intercooler fixing bracket; 136. an intercooler air inlet flange; 137. intercooler integrated bolt.
Detailed Description
For a better understanding of the objects, structure and function of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.
Referring to fig. 1 to 3, the air intake system arrangement of the high-efficiency supercharged engine mainly comprises a cylinder body 6, a cylinder cover 7, a synchronous chain cover shell assembly 12, a turbocharger 9, a water-air intercooler assembly 13, an air intake mixing valve 1, an EGR valve 3, an EGR valve connecting pipe 2, an EGR cooler 4, an air intake manifold assembly 15, a three-way catalyst and GPF assembly 5, a supercharger air intake pipe assembly 8, a supercharger air outlet rubber pipe 10, a supercharger air outlet pipe assembly 11, a synchronous chain cover shell assembly 12, a double-flange electronic throttle body 14, a valve chamber cover shell assembly 16 and a water-air intercooler support 17.
The engine is arranged at an angle of 0 degree as an example, the exhaust side of a cylinder cover 7 is connected with a turbocharger 9 through a bolt, the turbocharger 9 is connected with a three-way catalyst and a GPF assembly 5 through a hoop, the three-way catalyst and the GPF assembly 5 are connected with an EGR cooler 4 through bolts, an EGR valve 3 is arranged above the EGR cooler 4, the EGR valve 3 is connected with an EGR valve inlet pipe assembly 8 through an EGR valve connecting pipe 2, the supercharger inlet pipe assembly 8 is connected with an inlet mixing valve 1, and the inlet mixing valve 1 is connected with an air inlet system of the whole vehicle;
a supercharger outlet pipe assembly 11 is fixed on a synchronous chain cover shell assembly 12, the supercharger outlet pipe assembly 11 is used for connecting a water-air intercooler assembly 13 with a supercharger outlet rubber pipe 10, the supercharger outlet rubber pipe 10 is connected with a turbocharger 9 through a hoop, an inlet manifold assembly 15 is arranged above the water-air intercooler assembly 13, the water-air intercooler assembly 13 and the inlet manifold assembly 15 are connected through a double-flange electronic throttle body 14 in the middle, and the inlet manifold assembly 15 is connected with a combustion chamber of a cylinder cover 7. The side surface of the water-air intercooler assembly 13 is fixed on the cylinder body 6 through a water-air intercooler bracket 17, so that the strength of the air inlet system is improved;
a valve chamber cover assembly 16 is connected above the cylinder cover 7 through bolts, a supercharger air inlet pipe assembly 8 and an air inlet mixing valve 1 are arranged on the valve chamber cover assembly 16,
the air inlet principle of the air inlet system is that air flow flows into a supercharger air inlet pipe assembly 8 through an air inlet mixing valve 1, meanwhile, waste gas generated by a three-way catalytic converter and a GPF assembly 5 is cooled through an EGR cooler 4, the cooled waste gas enters an EGR valve 3, flows into the supercharger air inlet pipe assembly 8 through an EGR valve connecting pipe 2, is mixed with fresh air and flows into a turbocharger 9, the supercharged gas flows into a water air cooler assembly 13 through a supercharger air outlet rubber pipe 10 and a supercharger air outlet pipe assembly 11, the cooled gas flows into an air inlet manifold assembly 15 through a double-flange electronic throttle body 14, and the cooled gas uniformly flows into a combustion chamber of a cylinder cover 7 through four air channels of the air inlet manifold assembly 15 to be combusted.
The supercharger air inlet pipe assembly 8 comprises a supercharger air inlet pipe front section pipe body 87, a supercharger air inlet pipe connecting corrugated pipe 84, a supercharger air inlet pipe rear section pipe body 83 and a cylinder cover connecting flange 81; supercharger intake pipe anterior segment body 87, supercharger intake pipe connection bellows 84 and supercharger intake pipe back end body 83 connect gradually, supercharger intake pipe anterior segment body 87 adopts NACA deformation technology, can increase pipeline turning radius, improve the efficiency of admitting air, reduce the whole height and width of engine simultaneously, save space, cabin strong adaptability, supercharger intake pipe anterior segment body 87 passes through supercharger air inlet flange 86 and links to each other with turbo charger 9, supercharger intake pipe back end body 83 rear end sets up cylinder cap flange 81, four connecting points above cylinder cap flange 81 are connected with admission mixing valve 1, two connecting points are connected with cylinder cap 7 below, set up EGR valve connection hose mouthpiece 82 on supercharger intake pipe back end body 83, be used for being connected with EGR valve connecting pipe 2.
The rear section pipe body 83 of the supercharger air inlet pipe is provided with a supercharger air inlet pipe fixing point 85 for supporting the supercharger air inlet pipe assembly 8.
The water air intercooler assembly 13 includes: an intercooler air outlet flange 131, an intercooler air chamber 132, an intercooler body 134, an intercooler air inlet flange 136 and an intercooler integration bolt 137; the outlet of the intercooler body 134 and the intercooler air chamber 132 are integrally formed, an intercooler air outlet flange 131 is installed at the outlet of the intercooler air chamber 132, a plurality of intercooler integration bolts 137 are arranged on the intercooler air outlet flange 131, the double-flange electronic throttle body 14 is arranged on the intake manifold assembly 15 together through the intercooler integration bolts 137, an intercooler air inlet flange 136 is arranged at the inlet end of the intercooler body 134, and the intercooler air inlet flange 136 is connected with the supercharger air outlet pipe assembly 11.
In the invention, the water air cooler assembly 13 is connected with the intake manifold assembly 15 by adopting the double-flange electronic throttle body 14 instead of the traditional single-flange throttle body and the rubber pipe, so that the cost and the installation steps of the rubber pipe can be reduced, the cost is saved, and the assembly efficiency can be improved.
An intercooler fixing support 135 is arranged on the outer side of the outlet end of the intercooler body 134, when the water air intercooler assembly 13 is installed, a supporting point at one end of the intercooler fixing support 135 is pre-installed on a stud pre-embedded in the synchronous chain cover shell assembly 12, and an intercooler support installing point 133 is arranged on the outer side of the inlet end of the intercooler body 134 and used for installing the water air intercooler support 17.
When the water-air intercooler assembly 13 is installed, the pivot at one end of the intercooler fixing support 135 is pre-installed on the stud pre-embedded in the synchronous chain cover shell assembly 12, and the double-flange electronic throttle body 14 penetrates into the water-air intercooler integrated bolt 137 by taking the pivot as the center, so that the double-flange electronic throttle body 14 and the water-air intercooler assembly 13 are installed on the intake manifold assembly 15 together. The air inlet manifold assembly 15 can provide effective pulling force for the water air intercooler assembly 13, and the whole air inlet system is fixed on the cylinder body 6 through the external water air intercooler support 17, so that the strength of the air inlet system is improved. The arrangement mode enables the whole air inlet system to be more compact and stable in structure, meanwhile, the assembly efficiency is greatly improved, and the overall cost of the engine is reduced.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (10)

1. An arrangement structure of an air intake system of a high-efficiency supercharged engine, characterized in that: the device comprises an air inlet mixing valve (1), an EGR valve connecting pipe (2), an EGR valve (3), an EGR cooler (4), a three-way catalyst and GPF assembly (5), a cylinder cover (7), a supercharger air inlet pipe assembly (8), a turbocharger (9), a supercharger air outlet rubber pipe (10), a supercharger air outlet pipe assembly (11), a water-air intercooler assembly (13), a double-flange electronic throttle body (14) and an air inlet manifold assembly (15); the turbocharger (9) is connected with the three-way catalyst and GPF assembly (5), the three-way catalyst and GPF assembly (5) is connected with the EGR cooler (4), the EGR valve (3) and the supercharger air inlet pipe assembly (8) are connected through the EGR valve connecting pipe (2), the supercharger air inlet pipe assembly (8) is connected with the air inlet mixing valve (1), and the air inlet mixing valve (1) is connected with the whole vehicle air inlet system; the water-air intercooler assembly (13) is connected with the air outlet rubber pipe (10) of the supercharger, the air outlet rubber pipe (10) of the supercharger is connected with the turbocharger (9), the air inlet manifold assembly (15) is arranged above the air intercooler assembly (13) of the water-air, the air intercooler assembly (13) of the water-air is connected with the air inlet manifold assembly (15) through the double-flange electronic throttle body (14), and the air inlet manifold assembly (15) is connected with a combustion chamber of the cylinder cover (7).
2. The highly efficient supercharged engine air intake system arrangement of claim 1, wherein: the upper part of the cylinder cover (7) is connected with a valve chamber housing assembly (16) through bolts, and a supercharger air inlet pipe assembly (8) and an air inlet mixing valve (1) are arranged on the valve chamber housing assembly (16).
3. The highly efficient supercharged engine air intake system arrangement of claim 1, wherein: the side surface of the water-air intercooler assembly (13) is fixed on the cylinder body (6) through a water-air intercooler bracket (17), so that the strength of the air inlet system is improved.
4. The highly efficient supercharged engine air intake system arrangement of claim 1, wherein: the exhaust side of the cylinder cover (7) is connected with the turbocharger (9) through a bolt.
5. The highly efficient supercharged engine air intake system arrangement of claim 1, wherein: and the supercharger air outlet pipe assembly (11) is fixed on the synchronous chain cover assembly (12).
6. The highly efficient supercharged engine air intake system arrangement of claim 1, wherein: the supercharger air inlet pipe assembly (8) comprises a supercharger air inlet pipe front section pipe body (87), a supercharger air inlet pipe connecting corrugated pipe (84), a supercharger air inlet pipe rear section pipe body (83) and a cylinder cover connecting flange (81); supercharger intake pipe anterior segment body (87), supercharger intake pipe connection bellows (84) and supercharger intake pipe rear segment body (83) connect gradually, supercharger intake pipe anterior segment body (87) adopt NACA deformation technique, can increase pipeline turning radius, supercharger intake pipe anterior segment body (87) link to each other with turbo charger (9), supercharger intake pipe rear segment body (83) rear end sets up cylinder cap flange (81), and four connecting points are connected with air intake mixing valve (1) above cylinder cap flange (81), and two connecting points are connected with cylinder cap (7) below, set up EGR valve connecting hose on supercharger intake pipe rear segment body (83) and connect mouth (82) for be connected with EGR valve connecting pipe (2).
7. The highly efficient supercharged engine air intake system arrangement of claim 6, wherein: a supercharger air inlet pipe fixing point (85) is arranged on the rear section pipe body (83) of the supercharger air inlet pipe and is used for supporting the supercharger air inlet pipe assembly (8).
8. A highly efficient supercharged engine air intake system arrangement as set forth in claim 3, characterized in that: the water-air intercooler assembly (13) includes: the device comprises an intercooler air outlet flange (131), an intercooler air chamber (132), an intercooler body (134), an intercooler air inlet flange (136) and an intercooler integration bolt (137); intercooler body (134) export and intercooler air chamber (132) integrated into one piece, intercooler air outlet flange (131) are installed in the export of intercooler air chamber (132), set up a plurality of intercooler integrated bolts (137) on intercooler air outlet flange (131) and through intercooler integrated bolt (137) with two flange electron throttle body (14) together on intake manifold assembly (15) set up intercooler air inlet flange (136) on intercooler body (134) import end to be connected with booster outlet duct assembly (11) through intercooler air inlet flange (136).
9. The highly efficient supercharged engine air intake system arrangement of claim 8, wherein: an intercooler fixing support (135) is arranged on the outer side of the outlet end of the intercooler body (134), and when the water air intercooler assembly (13) is installed, a fulcrum at one end of the intercooler fixing support (135) is pre-installed on a stud embedded in the synchronous chain cover shell assembly (12).
10. The highly efficient supercharged engine air intake system arrangement of claim 9, wherein: and an intercooler bracket mounting point (133) is arranged outside the inlet end of the intercooler body (134) and used for mounting a water air intercooler bracket (17).
CN202210658374.7A 2022-06-10 2022-06-10 High-efficient supercharged engine air intake system arrangement structure Pending CN114909240A (en)

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CN213331330U (en) * 2020-10-30 2021-06-01 哈尔滨东安汽车发动机制造有限公司 Air inlet system of supercharged engine for vehicle
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101705859A (en) * 2009-11-05 2010-05-12 煤炭科学研究总院太原研究院 Cooling device for explosion-proof diesel engine
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