CN115628163B - Engine air inlet installation system - Google Patents

Engine air inlet installation system Download PDF

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Publication number
CN115628163B
CN115628163B CN202211261822.6A CN202211261822A CN115628163B CN 115628163 B CN115628163 B CN 115628163B CN 202211261822 A CN202211261822 A CN 202211261822A CN 115628163 B CN115628163 B CN 115628163B
Authority
CN
China
Prior art keywords
bracket
air
air inlet
pipe
assembly
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.)
Active
Application number
CN202211261822.6A
Other languages
Chinese (zh)
Other versions
CN115628163A (en
Inventor
秦三元
刘虎
张宇翔
程伟
纪辉
鲁高健
陈纪
沈震宇
陈清华
刘晓谦
高晗
张倩茹
刘健宇
陈期高
夏晨
王元欣
晏红
陈菲
苑海振
雷冰芬
宋健
赵浩聪
黄吉林
郭玮晗
邱亮福
董慧利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongfeng Automobile Co Ltd
Original Assignee
Dongfeng Automobile Co Ltd
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Filing date
Publication date
Application filed by Dongfeng Automobile Co Ltd filed Critical Dongfeng Automobile Co Ltd
Priority to CN202211261822.6A priority Critical patent/CN115628163B/en
Publication of CN115628163A publication Critical patent/CN115628163A/en
Application granted granted Critical
Publication of CN115628163B publication Critical patent/CN115628163B/en
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Classifications

    • 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
    • F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K13/00—Arrangement in connection with combustion air intake or gas exhaust of propulsion units
    • B60K13/02—Arrangement in connection with combustion air intake or gas exhaust of propulsion units concerning intake
    • 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
    • F02M35/02—Air cleaners
    • F02M35/024—Air cleaners using filters, e.g. moistened
    • 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
    • F02M35/02—Air cleaners
    • F02M35/024—Air cleaners using filters, e.g. moistened
    • F02M35/02416—Fixing, mounting, supporting or arranging filter elements; Filter element cartridges
    • 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
    • F02M35/02—Air cleaners
    • F02M35/04—Air cleaners specially arranged with respect to engine, to intake system or specially adapted to vehicle; Mounting thereon ; Combinations with other devices
    • F02M35/048—Arranging or mounting on or with respect to engines or vehicle bodies
    • 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
    • F02M35/02—Air cleaners
    • F02M35/08—Air cleaners with means for removing dust, particles or liquids from cleaners; with means for indicating clogging; with by-pass means; Regeneration of cleaners
    • F02M35/09—Clogging indicators ; Diagnosis or testing of air cleaners
    • 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
    • F02M35/16—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines characterised by use in vehicles

Abstract

The utility model provides an among the engine air inlet installing the system, including intake air introducing pipe assembly, air filter assembly, intake pipe assembly and inflating pump intake pipe assembly, air filter assembly includes the barrel and front end cover and the rear end cover that both ends are connected respectively, air filtering air port has been seted up on the rear end cover, be equipped with air filtering air inlet on the barrel, air filtering air port is last to connect intake air introducing pipe assembly, air filter assembly is connected on the frame longeron through the support assembly on the air filtering air port, intake air introducing pipe assembly includes intake air introducing pipe and intake pipe support, the lower extreme of intake air introducing pipe is equipped with the intake air pipe gas outlet, the upper end side of intake air introducing pipe is equipped with the intake air pipe air inlet, intake air introducing pipe links to each other with the support assembly through the intake air pipe support, one end and air filtering air port link to each other through inflating pump connecting pipe and inflating pump intake pipe assembly, the intake pipe assembly includes sound-insulating pipe and inflating pump intake pipe. The design is simple in structure and high in reliability.

Description

Engine air inlet installation system
Technical Field
The invention relates to an air inlet system, belongs to the field of automobile parts, and particularly relates to an air inlet installation system of an engine.
Background
The engine air inlet system is an important part of the engine system, and the common arrangement positions of the engine air inlet system in the prior art are in the space between the cab and the cargo box of the automobile and in the space between the lower part of the cab and the frame; the rear part of the automobile cab is provided with a cargo box, after the length of the whole automobile and the length of the cab are determined, in order to obtain a longer cargo box length, the gap between the cargo box and the cab is usually limited, so that great inconvenience is brought to the arrangement of an engine air inlet system, and the cargo box is usually arranged in a back way or below a frame jowar at the middle and lower part of the automobile;
the patent application with the application number of 202020973520.1 and the application date of 2020 of 5 months and 31 days discloses an air inlet system which is arranged in a back mode, wherein the engine air inlet system comprises an air inlet channel, the air inlet channel is arranged on the rear side wall of a cab of a vehicle, the surface of the air inlet channel is not protruded on the protruded surface formed on the rear side wall, the air inlet channel is arranged on the rear side wall of the cab of the vehicle, and the surface of the air inlet channel is not protruded on the protruded surface formed on the rear side wall, so that the air inlet channel of a truck and the air inlet channel of a tractor can be universal.
Although this solution makes it possible to arrange the air intake system on the vehicle, it has the following drawbacks:
by adopting the back type arrangement, one part of the engine air inlet system is fixed with the turnover cab and moves along with the cab, and the other part of the engine air inlet system is fixed with the frame.
The frame jowar below is arranged, and air inlet of air intake system is nearer to the bottom surface, and impurity such as dust, silt and the road surface that the road surface formed in the automobile driving process splashes and gets into the intake pipe easily with sleet day road surface ponding, then gets into the engine through the admission line, leads to the engine to produce the trouble to reduce the reliability of operation.
The disclosure of this background section is only intended to increase the understanding of the general background of the application and should not be taken as an admission or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The invention aims to overcome the defects and problems of complex structure and low reliability of an air inlet system in the prior art and provide an engine air inlet installation system with simple structure and high reliability.
In order to achieve the above object, the technical solution of the present invention is: an engine intake mounting system comprises an intake air inlet pipe assembly, an air filter assembly, an intake pipe assembly and an air pump intake pipe assembly;
the air filter assembly comprises a cylinder body, and a front end cover and a rear end cover which are respectively connected with two ends of the cylinder body; an air filtering air port is formed in the rear end cover, and an air filtering air inlet is formed in the cylinder; an air inlet pipe assembly is connected to the air filtering air inlet, and an air inlet pipe assembly is connected to the air filtering air outlet; the air filter assembly is connected to the frame longitudinal beam through the bracket assembly;
the bracket assembly comprises a first bracket and a second bracket, wherein one ends of the first bracket and the second bracket are connected with a mounting plate together, the other end of the first bracket is connected to a frame longitudinal beam through a first L-shaped bracket, and the other end of the second bracket is connected to the frame longitudinal beam through a second L-shaped bracket;
the air inlet guide pipe assembly comprises an air inlet guide pipe and a guide pipe bracket, wherein the lower end of the air inlet guide pipe is provided with a guide pipe air outlet, and the side surface of the upper end of the air inlet guide pipe is provided with a guide pipe air inlet; the air inlet introducing pipe is connected with the bracket assembly through an introducing pipe bracket; the air outlet of the introducing pipe is connected with the air filtering air inlet;
One end of the air inlet pipe assembly is connected with an air outlet, the middle part of the air inlet pipe assembly is provided with an air inlet pipe orifice of the air pump, and the air inlet pipe orifice of the air pump is connected with the air inlet pipe assembly of the air pump through an air pump connecting pipe;
the air inlet pipe assembly of the air pump comprises an silencing pipe and an air inlet pipe of the air pump, one end of the air inlet pipe of the air pump is connected with a connecting pipe of the air pump, and one end of the silencing pipe is connected with the middle part of the air inlet pipe of the air pump; the air inlet pipe assembly of the air pump is connected with the engine through an air inlet pipe bracket;
the air inlet guide pipe assembly, the air filter assembly, the air inlet pipe assembly and the air inlet pipe assembly of the air pump are mutually communicated.
The first bracket is an L-shaped square pipe formed by a first bracket transverse section and a first bracket vertical section; a first diagonal brace is connected to the side surface of the first bracket; one end of the first diagonal brace is connected with the middle part of the first bracket transverse section, and the other end of the first diagonal brace is connected with the middle part of the first bracket vertical section;
the second bracket is an L-shaped square pipe formed by a second bracket transverse section and a second bracket vertical section; a second diagonal brace is connected to the side surface of the second bracket; one end of the second diagonal brace is connected with the middle part of the second bracket transverse section, and the other end of the second diagonal brace is connected with the middle part of the second bracket vertical section; the mounting plate is connected to the top surfaces of the first bracket transverse section and the second bracket transverse section, and the cylinder is connected to the top surface of the mounting plate; the first bracket and the second bracket are parallel to each other;
The first L-shaped bracket is an L-shaped plate formed by a third bracket transverse section and a third bracket vertical section; the third support vertical section is connected with the middle part of the first support vertical section through a plurality of first bolts, and the third support transverse section is connected with the frame longitudinal beam through a second bolt;
the second L-shaped bracket is an L-shaped plate formed by a fourth bracket transverse section and a fourth bracket vertical section; the fourth support vertical section is connected with the middle part of the second support vertical section through a plurality of third bolts, and the fourth support transverse section is connected with the frame longitudinal beam through a fourth bolt; the first L-shaped bracket and the second L-shaped bracket are mutually parallel;
the central axes of the first bracket, the second bracket, the first L-shaped bracket and the second L-shaped bracket are mutually perpendicular to the central axis of the frame longitudinal beam.
The two sides of the lower end of the air inlet guide pipe are respectively provided with a vertical support lug and a horizontal support lug; the air inlet guide pipe between the vertical support lugs and the transverse support lugs is of an arc-shaped structure, and the arc-shaped structure is provided with a dust exhaust bag guide pipe; the introducing pipe bracket comprises a bracket bottom plate, a bracket left transverse plate and a bracket right vertical plate which are respectively fixed on two sides of the bracket bottom plate; the tail end of the left transverse plate of the bracket is connected with the vertical lugs through first lug bolts, and the tail end of the right vertical plate of the bracket is connected with the transverse lugs through second lug bolts; the bracket bottom plate is connected with the mounting plate through a bottom plate bolt;
Gaskets are arranged on the first lug bolts between the vertical lugs and the left transverse plates of the support and the second lug bolts between the horizontal lugs and the right vertical plates of the support.
The opening direction of the air inlet of the introducing pipe is perpendicular to the central axis of the frame longitudinal beam, and the opening direction of the air outlet of the introducing pipe is parallel to the central axis of the frame longitudinal beam.
The cylinder body is a hollow cylinder body, a cylinder body cavity is formed in the cylinder body, and a main filter element and a safety filter element are arranged in the cylinder body cavity; the main filter element and the safety filter element are both cylindrical;
a plurality of air filter bases are symmetrically arranged on the outer arc bottom surface of the cylinder body; the top surface of the air filter base is concave and matched with the cylinder body, the bottom surface of the air filter base is attached to the mounting plate, and the cylinder body is fixed on the mounting plate; the bottom of the rear end cover is provided with a blocking alarm and an air filter dust discharging bag which is communicated with the cylinder cavity.
The axle center of the cylinder body is perpendicular to the axle center of the frame longitudinal beam and is parallel to the first bracket and the second bracket.
The air inlet pipe assembly comprises an air inlet front pipe, an air inlet middle pipe and an air inlet rear pipe which are connected in sequence; one end of the air inlet front pipe is connected with the air outlet of the air outlet, and the other end of the air inlet front pipe is connected with one end of the air inlet middle pipe; the other end of the air inlet middle pipe is bent downwards to be connected with the upper pipe orifice of the air inlet rear pipe, and the lower pipe orifice of the air inlet rear pipe is gradually reduced and forms a certain included angle with the air inlet middle pipe to extend outwards.
The axle centers of the air inlet front pipe and the air inlet middle pipe are perpendicular to the axle axis of the frame longitudinal beam, and the opening direction of the lower pipe orifice is parallel to the axle axis of the frame longitudinal beam.
The top end of the air inlet middle pipe is connected with an installation seat, and an air inlet pressure sensor is connected to the installation seat.
The lower end of the air inlet middle pipe is provided with an air inlet pipe orifice of the air pump, the air inlet pipe orifice of the air pump is fixedly connected with one end of an air pump connecting pipe through a first clamp, and the other end of the air pump connecting pipe is fixedly connected with one end of an air inlet pipe of the air pump through a second clamp;
the middle part of the air inlet pipe of the air pump is connected with one end of the silencing pipe through a three-way connecting piece, the other end of the silencing pipe is bent for a plurality of times to form a certain included angle with the silencing pipe and extends outwards, and the end head of the silencing pipe is connected with a blocking cap;
an air inlet pipe support is connected to the air inlet pipe of the air pump between the air pump connecting pipe and the three-way connecting piece, and the air inlet pipe support is connected with the engine through a plurality of support bolts.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention relates to an engine air inlet installation system, which comprises an air inlet guide pipe assembly, an air filter assembly, an air inlet pipe assembly and an air pump air inlet pipe assembly, wherein the air inlet guide pipe assembly is connected with the air filter assembly; the air filter assembly comprises a cylinder body, and a front end cover and a rear end cover which are respectively connected with two ends of the cylinder body; an air filtering port is formed in the rear end cover, and an air filtering air inlet is formed in the cylinder; an air inlet pipe assembly is connected to the air filtering air inlet, and an air inlet pipe assembly is connected to the air filtering air inlet; the air filter assembly is connected to the frame longitudinal beam through the bracket assembly; the bracket assembly comprises a first bracket and a second bracket, one ends of the first bracket and the second bracket are connected with a mounting plate together, and the other ends of the first bracket and the second bracket are connected to a frame longitudinal beam through a first L-shaped bracket and a second L-shaped bracket respectively; the air inlet guide pipe assembly comprises an air inlet guide pipe and a guide pipe bracket, the lower end of the air inlet guide pipe is provided with a guide pipe air outlet, and the side surface of the upper end of the air inlet guide pipe is provided with a guide pipe air inlet; the air inlet introducing pipe is connected with the bracket assembly through an introducing pipe bracket; the air outlet of the introducing pipe is connected with the air filtering inlet; one end of the air inlet pipe assembly is connected with the air outlet of the air filter, the middle part of the air inlet pipe assembly is provided with an air inlet pipe orifice of the air pump, and the air inlet pipe orifice of the air pump is connected with the air inlet pipe assembly of the air pump through an air pump connecting pipe; the air pump air inlet pipe assembly comprises an silencing pipe and an air pump air inlet pipe, one end of the air pump air inlet pipe is connected with an air pump connecting pipe, and one end of the silencing pipe is connected with the middle part of the air pump air inlet pipe; the inflating pump air inlet pipe assembly is connected with the engine through an air inlet pipe bracket; the air inlet pipe assembly, the air filter assembly, the air inlet pipe assembly and the air inlet pipe assembly of the air pump are communicated with each other; in the application of the design, the air inlet installation system is integrally arranged above the frame longitudinal beam, the air inlet of the air inlet pipe faces the right side direction of the vehicle, so that a good air inlet effect can be obtained, the interior of the head-on rainwater air inlet system can be effectively reduced, the air inlet of the air inlet pipe is at a certain height from the ground, dust, sediment and other impurities formed on the road surface in the running process of the automobile and accumulated water on the road surface are effectively reduced to splash into the engine, and the engine is damaged. Therefore, the invention has simple structure and effectively improves the reliability in the running process.
2. In the engine air inlet installation system, two sides of the lower end of an air inlet guide pipe are respectively provided with a vertical support lug and a horizontal support lug; the introducing pipe bracket comprises a bracket bottom plate, a bracket left transverse plate and a bracket right vertical plate which are respectively fixed on two sides of the bracket bottom plate; the tail end of the left transverse plate of the bracket is connected with the vertical lugs through first lug bolts, and the tail end of the right vertical plate of the bracket is connected with the horizontal lugs through second lug bolts; the bracket bottom plate is connected with the mounting plate through a bottom plate bolt; gaskets are arranged on the first lug bolts between the vertical lugs and the left transverse plate of the bracket and on the second lug bolts between the horizontal lugs and the right vertical plate of the bracket; in the application of the design, the air inlet guide pipe is connected to the bracket assembly through the guide pipe bracket, and is not directly connected with the automobile girder, and vibration is buffered through the guide pipe bracket and the gasket, so that loosening of an interface caused by direct rigid transmission of vibration is avoided, the running stability is further improved, and vibration is reduced, so that noise is also reduced. Therefore, the invention has simple structure and higher stability.
3. In the engine air inlet installation system, a cylinder body of an air filter assembly is a hollow cylinder body, a cylinder body cavity is formed in the air filter assembly, and a main filter element and a safety filter element are arranged in the cylinder body cavity; the main filter element and the safety filter element are both cylindrical; a plurality of air filter bases are symmetrically arranged on the bottom surface of the outer arc of the cylinder body; the top surface of the air filter base is concave and matched with the cylinder body, the bottom surface of the air filter base is attached to the mounting plate, and the cylinder body is fixed on the mounting plate; the bottom end of the rear end cover is provided with a blocking alarm and an air filter dustproof bag which is communicated with the cylinder cavity; the axle center of the cylinder body is perpendicular to the axle center of the frame longitudinal beam and is parallel to the first bracket and the second bracket. In the application of the design, the air filter assembly filters impurities in air entering the air through the main filter element and the safety filter element, then redundant impurities can fall into the air filter dust discharging bag, the air filter dust discharging bag collects the impurities, the main filter element is used for filtering the impurities, the safety filter element plays a role in filtering when the main filter element is not in failure, and after the main filter element is in failure, the safety filter element plays a main role in filtering, although the filtering effect of the air filter assembly is reduced to a certain extent, the basic function of the air filter assembly can be met, so that an engine can normally work for a period of time, and the engine is prevented from air inlet faults.
4. In the engine air inlet installation system, the middle part of an air inlet pipe of an inflating pump is connected with one end of an silencing pipe through a three-way connecting piece, the other end of the silencing pipe is bent for a plurality of times to form a certain included angle with the silencing pipe and extends outwards, and the end of the silencing pipe is connected with a blocking cap; an air inlet pipe bracket is connected to the air inlet pipe of the air pump between the air pump connecting pipe and the three-way connecting piece, and the air inlet pipe bracket is connected with the engine through a plurality of bracket bolts; in the application of the design, the air inlet pipe assembly of the inflating pump can convey clean air, and noise is scattered and weakened through bending of the silencing pipe, so that the purpose of reducing the noise is achieved. Therefore, the noise of the invention is low.
5. In the engine air inlet installation system, an air inlet guide pipe between a vertical support lug and a horizontal support lug is of an arc-shaped structure, and a dust exhaust bag guide pipe is arranged on the arc-shaped structure; in the application of the design, because the air inlet introducing pipe between the vertical support lugs and the horizontal support lugs is of an arc-shaped structure, after the air flow enters the air inlet introducing pipe, larger impurities carried by the air flow are deposited at the bottom of the air flow along with the arc-shaped structure under the action of gravity and then flow into the dust exhaust bag introducing pipe, so that the larger impurities are prevented from entering the engine to influence the operation of the engine. Therefore, the invention has simple structure and higher stability.
6. In the engine air inlet installation system, the air inlet of the air inlet pipe is provided with a plurality of air inlet grids, a certain included angle is formed between the air inlet grids and the top surface of the air inlet pipe, in the running process of an automobile, the air inlet grids can block larger impurities and rainwater, after the air flow enters the air inlet pipe, the larger impurities carried by the air flow are deposited at the bottom of the air inlet grids along with the arc-shaped structure under the action of gravity and then flow into the dust exhaust bag to be intensively discharged in the air inlet pipe, then after the air flow enters the air filter assembly, part of the impurities are blocked by the swirl blades of the swirl ring, part of the impurities rotate through the swirl blades and are thrown down to the inner wall of the air filter assembly by centrifugal force and then intensively fall into the air filter dust exhaust bag, and part of the fine impurities are filtered and adsorbed by the main filter element and the safety filter element, so that the air finally entering the engine is clean through heavy filtration, the engine is prevented from being damaged by excessive impurities, and the stability in running is further ensured. Therefore, the invention has higher stability.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the bracket assembly in the present invention.
Fig. 3 is a schematic structural view of a first bracket and a second bracket in the present invention.
Fig. 4 is a schematic view of the structure of the intake air introducing pipe assembly in the present invention.
Fig. 5 is a schematic view showing connection of an intake air introduction pipe and an introduction pipe bracket in the present invention.
Fig. 6 is a schematic structural view of a gasket in the present invention.
FIG. 7 is a schematic diagram of the air filter assembly of the present invention.
Fig. 8 is a schematic diagram of the structure of the main filter element and the safety filter element in the present invention.
Fig. 9 is a schematic structural view of an intake pipe assembly in the present invention.
Fig. 10 is a schematic structural view of an air intake pipe assembly of the air pump according to the present invention.
Fig. 11 is a schematic structural view of an intake pipe bracket in the present invention.
Fig. 12 is a schematic view of the structure of an intake grill in embodiment 1 of the present invention.
Fig. 13 is a sectional view of an intake air introduction pipe assembly in embodiment 1 of the present invention.
Fig. 14 is a bottom view of the intake air introduction pipe assembly in embodiment 1 of the present invention.
Fig. 15 is a side cross-sectional view of the air filter assembly of example 1 of the present invention.
Fig. 16 is a front cross-sectional view of the air filter assembly of example 1 of the present invention.
Fig. 17 is a sectional view of an intake pipe assembly in embodiment 1 of the present invention.
Fig. 18 is a sectional view of an intake pipe assembly in embodiment 1 of the present invention.
Fig. 19 is a sectional view of an intake pipe assembly in embodiment 1 of the present invention.
Fig. 20 is a schematic structural view of an intake pipe assembly of an air pump in embodiment 1 of the present invention.
Fig. 21 is a schematic structural view of the swirl ring and the reinforcing rib in embodiment 2 of the present invention.
Fig. 22 is a cross-sectional view of the safety cartridge of example 2 of the present invention.
Fig. 23 is a cross-sectional view of the main cartridge in embodiment 2 of the present invention.
Fig. 24 is a schematic structural view of a swirl ring in embodiment 2 of the present invention.
Fig. 25 is a schematic structural view of a second reinforcing bead in embodiment 3 of the present invention.
Fig. 26 is a schematic structural view of the air intake pipe assembly 6 of the air pump in the embodiment 6 of the present invention.
Fig. 27 is a schematic view showing the structure of the air intake pipe assembly 6 of the air pump in the embodiment 6 of the present invention.
In the figure: frame rail 1, bracket assembly 2, first bracket 21, first L-bracket 211, first diagonal brace 212, first bracket cross section 213, first bracket cross section 214, third bracket cross section 215, third bracket cross section 216, first bolt 217, second bolt 218, second bracket 22, second L-bracket 221, second diagonal brace 222, second bracket cross section 223, second bracket cross section 224, fourth bracket cross section 225, fourth bracket cross section 226, third bolt 227, fourth bolt 228, mounting plate 23, intake inlet tube assembly 3, intake inlet tube 31, inlet tube outlet 311, inlet tube inlet 312, vertical lug 313, lateral lug 314, inner top wall 315, first vertical inner wall 316, first diagonal inner wall 317, second vertical inner wall 318, intake grill 319, inner bottom wall 320, first right side wall 3201, second right side wall 3202, inlet tube bracket 32, bracket left cross section 321, intake frame assembly the right bracket riser 322, the bracket bottom plate 323, the first lug bolt 324, the second lug bolt 325, the bottom plate bolt 326, the dust exhaust bag inlet pipe 33, the arc structure 331, the air filter assembly 4, the cylinder 41, the air filter inlet 411, the air filter base 412, the cylinder chamber 413, the swirl ring 414, the swirl ring body 4141, the swirl vane 4142, the reinforcing rib 415, the buckle 416, the front end cover 42, the rear end cover 43, the air filter inlet 431, the air filter dust exhaust bag 44, the main filter element 45, the safety filter element 46, the blocking alarm 47, the air filter inlet 431, the air inlet pipe assembly 5, the air inlet front pipe 51, the air inlet middle pipe 52, the air pump inlet pipe 521, the mounting seat 522, the air inlet pressure sensor 523, the air inlet rear pipe 53, the upper pipe 531, the lower pipe 532, the second reinforcing rib 533, the air pump connecting pipe 54, the first clamp 541, the second clamp 542, the air pump inlet pipe assembly 6, the muffler pipe 61, the blocking cap 611, the blocking alarm 47, the air pump intake steel pipe 612, the muffler pipe first bracket 613, the muffler pipe second bracket 614, the tee joint 615, the connecting pipe steel 616, the muffler branch pipe 617, the muffler pipe assembly 618, the air pump intake rubber pipe 619, the air pump intake pipe 62, the tee joint connection 63, the intake pipe bracket 64 and the bracket bolt 641.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings and detailed description.
Referring to fig. 1-25, an engine intake mounting system includes an intake air introduction pipe assembly 3, an air filter assembly 4, an intake pipe assembly 5, and an inflation pump intake pipe assembly 6;
the air filter assembly 4 comprises a cylinder 41, and a front end cover 42 and a rear end cover 43 which are respectively connected with two ends of the cylinder; an air filtering port 431 is formed in the rear end cover 43, and an air filtering inlet 411 is formed in the cylinder 41; an air inlet pipe assembly 3 is connected to the air filtering inlet 411, and an air inlet pipe assembly 5 is connected to the air filtering outlet 431; the air filter assembly 4 is connected to the frame longitudinal beam 1 through the bracket assembly 2;
the bracket assembly 2 comprises a first bracket 21 and a second bracket 22, wherein one ends of the first bracket 21 and the second bracket 22 are connected with a mounting plate 23 together, the other end of the first bracket 21 is connected to the frame longitudinal beam 1 through a first L-shaped bracket 211, and the other end of the second bracket 22 is connected to the frame longitudinal beam 1 through a second L-shaped bracket 221;
the air inlet and introducing pipe assembly 3 comprises an air inlet and introducing pipe 31 and an introducing pipe bracket 32, an introducing pipe air outlet 311 is formed in the lower end of the air inlet and introducing pipe 31, and an introducing pipe air inlet 312 is formed in the side surface of the upper end of the air inlet and introducing pipe 31; the air inlet introducing pipe 31 is connected with the bracket assembly 2 through an introducing pipe bracket 32; the air inlet 311 of the introducing pipe is connected with the air inlet 411 of the air filter;
One end of the air inlet pipe assembly 5 is connected with an air outlet 431, an air pump air inlet pipe orifice 521 is formed in the middle of the air inlet pipe assembly 5, and the air pump air inlet pipe orifice 521 is connected with the air pump air inlet pipe assembly 6 through an air pump connecting pipe 54;
the air pump air inlet pipe assembly 6 comprises an silencing pipe 61 and an air pump air inlet pipe 62, one end of the air pump air inlet pipe 62 is connected with the air pump connecting pipe 54, and one end of the silencing pipe 61 is connected with the middle part of the air pump air inlet pipe 62; the air inlet pipe assembly 6 of the air pump is connected with the engine through an air inlet pipe bracket 64;
the air inlet introducing pipe assembly 3, the air filter assembly 4, the air inlet pipe assembly 5 and the air inlet pipe assembly 6 of the inflating pump are mutually communicated.
The first bracket 21 is an L-shaped square tube formed by a first bracket transverse section 213 and a first bracket vertical section 214; a first diagonal brace 212 is connected to the side surface of the first bracket 21; one end of the first diagonal brace 212 is connected with the middle part of the first bracket transverse section 213, and the other end of the first diagonal brace is connected with the middle part of the first bracket vertical section 214;
the second bracket 22 is an L-shaped square tube formed by a second bracket transverse section 223 and a second bracket vertical section 224; a second diagonal brace 222 is connected to the side surface of the second bracket 22; one end of the second diagonal brace 222 is connected with the middle part of the second bracket transverse section 223, and the other end is connected with the middle part of the second bracket vertical section 224; the mounting plate 23 is connected to the top surfaces of the first bracket transverse section 213 and the second bracket transverse section 223, and the cylinder 41 is connected to the top surface of the mounting plate 23; the first bracket 21 and the second bracket 22 are parallel to each other;
The first L-shaped bracket 211 is an L-shaped plate formed by a third bracket transverse section 215 and a third bracket vertical section 216; the third bracket vertical section 216 is connected with the middle part of the first bracket vertical section 214 through a plurality of first bolts 217, and the third bracket horizontal section 215 is connected with the frame longitudinal beam 1 through a second bolt 218;
the second L-shaped bracket 221 is an L-shaped plate formed by a fourth bracket transverse section 225 and a fourth bracket vertical section 226; the fourth bracket vertical section 226 is connected with the middle part of the second bracket vertical section 224 through a plurality of third bolts 227, and the fourth bracket transverse section 225 is connected with the frame longitudinal beam 1 through a fourth bolt 228; the first L-shaped bracket 211 and the second L-shaped bracket 221 are parallel to each other;
the central axes of the first bracket 21, the second bracket 22, the first L-shaped bracket 211 and the second L-shaped bracket 221 are perpendicular to the central axis of the frame rail 1.
The two sides of the lower end of the air inlet pipe 31 are respectively provided with a vertical support lug 313 and a horizontal support lug 314; the air inlet introducing pipe 31 between the vertical support lugs 313 and the horizontal support lugs 314 is an arc-shaped structure 331, and the arc-shaped structure 331 is provided with a dust exhaust bag introducing pipe 33; the introducing pipe holder 32 includes a holder base plate 323, a holder left cross plate 321 and a holder right riser 322 respectively fixed to both sides thereof; the tail end of the left transverse plate 321 of the bracket is connected with the vertical support lugs 313 through first support lug bolts 324, and the tail end of the right vertical plate 322 of the bracket is connected with the horizontal support lugs 314 through second support lug bolts 325; the bracket floor 323 is connected to the mounting plate 23 by floor bolts 326;
Gaskets 315 are respectively arranged on a first lug bolt 324 between the vertical lug 313 and the left transverse plate 321 of the bracket and a second lug bolt 325 between the horizontal lug 314 and the right vertical plate 322 of the bracket.
The opening direction of the air inlet 312 of the introducing pipe is perpendicular to the central axis of the frame longitudinal beam 1, and the opening direction of the air outlet 311 of the introducing pipe is parallel to the central axis of the frame longitudinal beam 1.
The cylinder 41 is a hollow cylinder, a cylinder cavity 413 is formed in the cylinder 41, and a main filter element 45 and a safety filter element 46 are arranged in the cylinder cavity 413; the main filter element 45 and the safety filter element 46 are cylindrical;
a plurality of air filter bases 412 are symmetrically arranged on the outer arc bottom surface of the cylinder 41; the top surface of the air filter base 412 is concave and matched with the cylinder 41, the bottom surface of the air filter base 412 is attached to the mounting plate 23, and the cylinder 41 is fixed on the mounting plate 23; the bottom end of the rear end cover 43 is provided with a blockage alarm 47 and an air filter dust discharging bag 44, and the air filter dust discharging bag 44 is communicated with a cylinder cavity 413.
The axis of the cylinder 41 is perpendicular to the central axis of the frame rail 1 and parallel to the first bracket 21 and the second bracket 22.
The air inlet pipe assembly 5 comprises an air inlet front pipe 51, an air inlet middle pipe 52 and an air inlet rear pipe 53 which are sequentially connected; one end of the air inlet front pipe 51 is connected with the air outlet 431, and the other end is connected with one end of the air inlet middle pipe 52; the other end of the air inlet middle tube 52 is bent downwards to be connected with the upper tube orifice 531 of the air inlet rear tube 53, and the lower tube orifice 532 of the air inlet rear tube 53 is gradually reduced and forms a certain included angle with the air inlet middle tube 52 to extend outwards.
The axes of the air inlet front pipe 51 and the air inlet middle pipe 52 are perpendicular to the central axis of the frame longitudinal beam 1, and the opening direction of the lower pipe orifice 532 is parallel to the central axis of the frame longitudinal beam 1.
The top end of the intake middle pipe 52 is connected with a mounting seat 522, and the mounting seat 522 is connected with an intake pressure sensor 523.
The lower end of the air inlet middle pipe 52 is provided with an air inlet pipe orifice 521 of the air pump, the air inlet pipe orifice 521 of the air pump is fixedly connected with one end of an air pump connecting pipe 54 through a first clamp 541, and the other end of the air pump connecting pipe 54 is fixedly connected with one end of an air pump air inlet pipe 62 through a second clamp 542;
the middle part of the air inlet pipe 62 of the air pump is connected with one end of a silencing pipe 61 through a three-way connecting piece 63, the other end of the silencing pipe 61 is bent for a plurality of times to form a certain included angle with the silencing pipe 61 and extends outwards, and the end head of the silencing pipe is connected with a plugging cap 611;
an air inlet pipe bracket 64 is connected to the air inlet pipe 62 of the air pump between the air pump connecting pipe 54 and the three-way connecting piece 63, and the air inlet pipe bracket 64 is connected to the engine through a plurality of bracket bolts 641.
The principle of the invention is explained as follows:
when the engine works, negative pressure is generated, air in the atmosphere is sucked into the air inlet guide pipe assembly 3, filtered by the air filter assembly 4, then enters the supercharger through the air inlet pipe assembly 5, and the air is supercharged by the supercharger and then is provided for the automobile engine.
In the invention, the vertical lugs 313 and the horizontal lugs 314 form mounting points, namely stress points, of the air inlet guide pipe together with the air inlet guide pipe 31, and the support of the guide pipe bracket 32 is designed, so that the gasket 315 is matched for use, and vibration is reduced; the reinforcing ribs 415 are designed on the cylinder 41, and the second reinforcing ribs 533 are arranged on the air inlet rear pipe 53 to strengthen the structural strength of the cylinder, so that the cylinder meets the requirements of the mode and the strength.
Example 1:
referring to fig. 1-20, an engine intake mounting system includes an intake air introduction pipe assembly 3, an air filter assembly 4, an intake pipe assembly 5, and an inflation pump intake pipe assembly 6; the air filter assembly 4 comprises a cylinder 41, and a front end cover 42 and a rear end cover 43 which are respectively connected with two ends of the cylinder; an air filtering port 431 is formed in the rear end cover 43, and an air filtering inlet 411 is formed in the cylinder 41; an air inlet pipe assembly 3 is connected to the air filtering inlet 411, and an air inlet pipe assembly 5 is connected to the air filtering outlet 431; the air filter assembly 4 is connected to the frame longitudinal beam 1 through the bracket assembly 2; the bracket assembly 2 comprises a first bracket 21 and a second bracket 22, wherein one ends of the first bracket 21 and the second bracket 22 are connected with a mounting plate 23 together, the other end of the first bracket 21 is connected to the frame longitudinal beam 1 through a first L-shaped bracket 211, and the other end of the second bracket 22 is connected to the frame longitudinal beam 1 through a second L-shaped bracket 221; the air inlet and introducing pipe assembly 3 comprises an air inlet and introducing pipe 31 and an introducing pipe bracket 32, an introducing pipe air outlet 311 is formed in the lower end of the air inlet and introducing pipe 31, and an introducing pipe air inlet 312 is formed in the side surface of the upper end of the air inlet and introducing pipe 31; the air inlet introducing pipe 31 is connected with the bracket assembly 2 through an introducing pipe bracket 32; the air inlet 311 of the introducing pipe is connected with the air inlet 411 of the air filter; (preferably, the inlet 312 of the inlet pipe is provided with a plurality of inlet grids 319, a certain included angle a is formed between the inlet grids 319 and the top surface of the inlet pipe 31 in a downward inclined manner), one end of the inlet pipe assembly 5 is connected with the air filtering outlet 431, the other end of the inlet pipe assembly is connected with an inflating pump (preferably, a clamping hoop is fixed), the middle part of the inlet pipe assembly 5 is provided with an inflating pump inlet pipe orifice 521, and the inflating pump inlet pipe orifice 521 is connected with the inflating pump inlet pipe assembly 6 through an inflating pump connecting pipe 54; the air pump air inlet pipe assembly 6 comprises an silencing pipe 61 and an air pump air inlet pipe 62, one end of the air pump air inlet pipe 62 is connected with the air pump connecting pipe 54, and one end of the silencing pipe 61 is connected with the middle part of the air pump air inlet pipe 62; the air inlet pipe assembly 6 of the air pump is connected with the engine through an air inlet pipe bracket 64; the air inlet introducing pipe assembly 3, the air filter assembly 4, the air inlet pipe assembly 5 and the air inlet pipe assembly 6 of the inflating pump are mutually communicated.
In application, the air inlet grille 319 in the air inlet 312 of the air inlet pipe is inclined downwards to form a certain included angle a with the top surface of the air inlet pipe 31, so that air flow can be effectively guided, impurities, rainwater and the like with larger shapes in the air can be prevented from entering the air inlet pipe 31, during the running process of a vehicle, the air enters the air inlet pipe 31 from the X1 direction, the air is changed into the X2 direction after impacting the inner top wall 315 of the air inlet pipe 31, then the air enters the inner cavity of the air filter assembly 4 from the X6 direction after impacting the first vertical inner wall 316, the first inclined inner wall 317 and the second vertical inner wall 318, then the air flows downwards along the first right side wall 3201 and the second right side wall 3202 of the air inlet pipe 31 to the air outlet 311, and the air flowing downwards can only be concentrated towards the air outlet 311 of the air inlet pipe, and then enters the air filter assembly 4 from the air outlet 311 from the X4 direction, the air flow rotates along the inner wall X5 direction of the air filter assembly 4, then enters the inner cavity of the air filter assembly 4 from the X6 direction, and is discharged from the air inlet pipe 431 to the air inlet pipe 8 from the air inlet pipe 8 to the air inlet pipe 8 from the air inlet pipe 8; part of air enters an air inlet pipe orifice 521 of the air pump in the X9 direction and flows into an air inlet pipe assembly 6 of the air pump through an air pump connecting pipe 54; after the air enters the air inlet pipe assembly 6 of the air pump, part of the air enters the air inlet pipe 62 of the air pump to be supplied to the air pump along the X11 direction, and part of the air enters the silencing pipe 61 to be weakened through bending of the silencing pipe 61 along the X12 direction, so that noise is reduced.
Example 2:
the basic content is the same as in example 1, except that:
referring to fig. 21-24, the air filter assembly 4 includes a cylinder 41, and a front end cover 42 and a rear end cover 43 respectively connected to both ends thereof; (preferably, the front end cover 42, the rear end cover 43 and the cylinder 41 are connected by screws or buckles 416), the rear end cover 43 is provided with an air filtering port 431, and the cylinder 41 is provided with an air filtering port 411; (preferably, a swirl ring 414 is arranged in the cylinder 41, the swirl ring 414 comprises a swirl ring body 4141 and swirl vanes 4142, one end of the swirl ring body 4141 is provided with the swirl vanes 4142, the swirl vanes 4142 surround the periphery of the swirl ring body 4141 and form a certain included angle b with the axis of the swirl ring body 4141 downwards, the cylinder 41 is a hollow cylinder, a cylinder cavity 413 is formed in the cylinder, and a main filter element 45 and a safety filter element 46 are arranged in the cylinder cavity 413; the main filter element 45 and the safety filter element 46 are cylindrical; (preferably, the safety filter element 46 is sleeved in the main filter element 45, the swirl ring 414 is connected to the main filter element 45 in an interference fit manner), and a plurality of air filter bases 412 are symmetrically arranged on the outer arc bottom surface of the cylinder 41; the top surface of the air filter base 412 is concave and matched with the cylinder 41, the bottom surface of the air filter base 412 is attached to the mounting plate 23, and the cylinder 41 is fixed on the mounting plate 23; (preferably, one side of the air filter base 412 is provided with a reinforcing rib 415, the reinforcing rib 415 extends to the other side of the air filter base 412 around the extrados surface of the cylinder 41), the bottom end of the rear end cover 43 is provided with a blockage alarm 47 and an air filter dust discharging bag 44, and the air filter dust discharging bag 44 is communicated with the cylinder cavity 413.
In application, air flow enters the cylinder cavity 413 through the air filtering inlet 411, runs from the cavity A to the cavity B of the cylinder cavity 413, is changed in air flow direction by the cyclone blades 4142 and rotates along the X5 direction, so that impurities in the air are rotationally separated onto the outer wall of the cylinder cavity 413 and finally fall into the air filter dust discharging bag 44, the air is purified to a certain extent, and the blockage alarm 47 detects that the air filter dust discharging bag 44 is blocked, and then an alarm is given; in addition, the cylindrical cavity 413 can be uniformly filled with the swirl-shaped gas, so that the air inlet amount is improved; the air flow is then filtered from the X6 direction through the main filter 45 and the safety filter 46 into the C chamber of the cartridge chamber 413 and out through the air outlet 431.
Example 3:
the basic content is the same as in example 1, except that:
referring to fig. 25, the intake pipe assembly 5 includes an intake front pipe 51, an intake middle pipe 52 and an intake rear pipe 53 which are connected in sequence; (preferably, the material of the air inlet front pipe 51 and the air inlet rear pipe 53 is rubber, the material of the air inlet middle pipe 52 is stainless steel), one end of the air inlet front pipe 51 is connected with the air outlet 431, and the other end is connected with one end of the air inlet middle pipe 52; the other end of the air inlet middle pipe 52 is bent downwards to be connected with the upper pipe orifice 531 of the air inlet rear pipe 53, the lower pipe orifice 532 of the air inlet rear pipe 53 is gradually reduced and forms a certain included angle with the air inlet middle pipe 52 to extend outwards, the lower pipe orifice 532 is connected with a supercharger, and the supercharger pressurizes the air input by the lower pipe orifice 532 and then provides the air to an engine (preferably, the surface of the air inlet rear pipe 53 is provided with a plurality of second reinforcing ribs 533).
In application, the rubber materials of the air inlet front pipe 51 and the air inlet rear pipe 53 are convenient to shape, and have certain toughness, the stainless steel material of the air inlet middle pipe 52 can strengthen the connection strength with the air inlet front pipe 51 and the air inlet rear pipe 53, and the reinforcing rib of the air inlet rear pipe 53 can further strengthen the structural strength, so that the air inlet middle pipe meets the requirements of modes and strength.
Example 4:
the basic content is the same as in example 1, except that:
the middle part of the air pump air inlet pipe 62 is connected with one end of a silencing pipe 61 through a three-way connecting piece 63, the other end of the silencing pipe 61 is bent for a plurality of times to form a certain included angle with the air pump air inlet pipe 62 and extends outwards, and the end of the silencing pipe is connected with a plugging cap 611; an air inlet pipe bracket 64 is connected to the air inlet pipe 62 of the air pump between the air pump connecting pipe 54 and the three-way connecting piece 63, and the air inlet pipe bracket 64 is connected to the engine through a plurality of bracket bolts 641.
In application, the position, length and shape of the sound attenuating tube 61 may be controlled to vary the size of the noise to obtain a suitable noise.
Example 5:
the basic content is the same as in example 1, except that:
the two sides of the lower end of the air inlet pipe 31 are respectively provided with a vertical support lug 313 and a horizontal support lug 314; the air inlet introducing pipe 31 between the vertical support lugs 313 and the horizontal support lugs 314 is an arc-shaped structure 331, and the arc-shaped structure 331 is provided with a dust exhaust bag introducing pipe 33; the introducing pipe holder 32 includes a holder base plate 323, a holder left cross plate 321 and a holder right riser 322 respectively fixed to both sides thereof; the tail end of the left transverse plate 321 of the bracket is connected with the vertical support lugs 313 through first support lug bolts 324, and the tail end of the right vertical plate 322 of the bracket is connected with the horizontal support lugs 314 through second support lug bolts 325; the bracket floor 323 is connected to the mounting plate 23 by floor bolts 326; gaskets 315 (preferably, the gaskets 315 are rubber shock pads) are arranged on the first lug bolts 324 between the vertical lugs 313 and the left transverse plate 321 of the bracket and the second lug bolts 325 between the transverse lugs 314 and the right vertical plate 322 of the bracket.
Example 6:
the basic content is the same as in example 1, except that:
referring to fig. 26-27, the air intake pipe assembly 6 of the air pump comprises an silencing pipe assembly 618 and an air intake rubber pipe 619 of the air pump; the silencing pipe 618 comprises a blocking cap 611, an inflating pump air inlet steel pipe 612, a silencing pipe first bracket 613, a silencing pipe second bracket 614, a tee joint 615, a connecting pipe steel 616 and a silencing branch pipe 617; one end of the air intake steel pipe 612 of the air pump is connected with the air pump connecting pipe 54, the other end of the air intake steel pipe is connected with one end of the connecting pipe steel 616 through the three-way connecting piece 63, the other end of the connecting pipe steel 616 is connected with one end of the air intake rubber pipe 619 of the air pump (preferably, a clamp connection), and the other end of the air intake rubber pipe 619 of the air pump is connected with the air pump (preferably, a clamp connection); the top opening of the three-way connecting piece 63 is connected with one end of a silencing branch pipe 617, the other end of the silencing branch pipe 617 is bent for a plurality of times to extend outwards, and the end head of the silencing branch pipe 617 is connected with a plugging cap 611;
the first muffler pipe bracket 613 is welded to the muffler branch pipe 617 and the intake air pipe 612 of the air pump, the intake air pipe 612 of the air pump is welded to the second muffler pipe bracket 614, and the second muffler pipe bracket 614 is fixed to the engine (preferably, bolted).
In application, the air inlet pipe assembly 6 of the air pump is used for conveying part of clean air of the air inlet system to the air pump, wherein the silencing pipe assembly 618 is used for conveying clean air and reducing air inlet noise of the air pump, and the length and the shape of the silencing branch pipe 617 are controlled to change the size of the noise by arranging the silencing branch pipe 617, so that proper noise is obtained.
The above description is merely of preferred embodiments of the present invention, and the scope of the present invention is not limited to the above embodiments, but all equivalent modifications or variations according to the present disclosure will be within the scope of the claims.

Claims (10)

1. An engine air intake mounting system, characterized by: the air inlet installation system comprises an air inlet guide pipe assembly (3), an air filter assembly (4), an air inlet pipe assembly (5) and an air inlet pipe assembly (6) of the inflating pump;
the air filter assembly (4) comprises a cylinder body (41) and a front end cover (42) and a rear end cover (43) which are respectively connected with two ends of the cylinder body; an air filtering air port (431) is formed in the rear end cover (43), and an air filtering air inlet (411) is formed in the cylinder body (41); an air inlet pipe assembly (3) is connected to the air filtering inlet (411), and an air inlet pipe assembly (5) is connected to the air filtering outlet (431); the air filter assembly (4) is connected to the frame longitudinal beam (1) through the bracket assembly (2);
The bracket assembly (2) comprises a first bracket (21) and a second bracket (22), wherein one ends of the first bracket (21) and the second bracket (22) are connected with a mounting plate (23) together, the other end of the first bracket (21) is connected to the frame longitudinal beam (1) through a first L-shaped bracket (211), and the other end of the second bracket (22) is connected to the frame longitudinal beam (1) through a second L-shaped bracket (221);
the air inlet guide pipe assembly (3) comprises an air inlet guide pipe (31) and a guide pipe bracket (32), an air inlet guide pipe air outlet (311) is formed in the lower end of the air inlet guide pipe (31), and an air inlet (312) of the guide pipe is formed in the side face of the upper end of the air inlet guide pipe (31); the air inlet introducing pipe (31) is connected with the bracket assembly (2) through an introducing pipe bracket (32); the air outlet (311) of the introducing pipe is connected with the air filtering air inlet (411);
one end of the air inlet pipe assembly (5) is connected with an air filtering port (431), an air pump air inlet pipe orifice (521) is formed in the middle of the air inlet pipe assembly (5), and the air pump air inlet pipe orifice (521) is connected with the air pump air inlet pipe assembly (6) through an air pump connecting pipe (54);
The air pump air inlet pipe assembly (6) comprises a silencing pipe (61) and an air pump air inlet pipe (62), one end of the air pump air inlet pipe (62) is connected with an air pump connecting pipe (54), and one end of the silencing pipe (61) is connected with the middle part of the air pump air inlet pipe (62); the air inlet pipe assembly (6) of the air pump is connected with the engine through an air inlet pipe bracket (64);
the air inlet guide pipe assembly (3), the air filter assembly (4), the air inlet pipe assembly (5) and the air inlet pipe assembly (6) of the inflating pump are mutually communicated.
2. An engine air intake mounting system according to claim 1, wherein:
the first bracket (21) is an L-shaped square tube formed by a first bracket transverse section (213) and a first bracket vertical section (214); a first diagonal brace (212) is connected to the side surface of the first bracket (21); one end of the first diagonal brace (212) is connected with the middle part of the first bracket transverse section (213), and the other end of the first diagonal brace is connected with the middle part of the first bracket vertical section (214);
the second bracket (22) is an L-shaped square tube formed by a second bracket transverse section (223) and a second bracket vertical section (224); a second diagonal brace (222) is connected to the side surface of the second bracket (22); one end of the second diagonal brace (222) is connected with the middle part of the second bracket transverse section (223), and the other end of the second diagonal brace is connected with the middle part of the second bracket vertical section (224); the mounting plate (23) is connected to the top surfaces of the first bracket transverse section (213) and the second bracket transverse section (223), and the cylinder body (41) is connected to the top surface of the mounting plate (23); the first bracket (21) and the second bracket (22) are mutually parallel;
The first L-shaped bracket (211) is an L-shaped plate formed by a third bracket transverse section (215) and a third bracket vertical section (216); the third support vertical section (216) is connected with the middle part of the first support vertical section (214) through a plurality of first bolts (217), and the third support horizontal section (215) is connected with the frame longitudinal beam (1) through a second bolt (218);
the second L-shaped bracket (221) is an L-shaped plate formed by a fourth bracket transverse section (225) and a fourth bracket vertical section (226); the fourth support vertical section (226) is connected with the middle part of the second support vertical section (224) through a plurality of third bolts (227), and the fourth support horizontal section (225) is connected with the frame longitudinal beam (1) through a fourth bolt (228); the first L-shaped bracket (211) and the second L-shaped bracket (221) are parallel to each other;
the central axes of the first bracket (21), the second bracket (22), the first L-shaped bracket (211) and the second L-shaped bracket (221) are mutually perpendicular to the central axis of the frame longitudinal beam (1).
3. An engine air intake mounting system according to claim 2, wherein:
two sides of the lower end of the air inlet guide pipe (31) are respectively provided with a vertical support lug (313) and a transverse support lug (314); the air inlet guide pipe (31) between the vertical support lugs (313) and the transverse support lugs (314) is of an arc-shaped structure (331), and a dust exhaust bag guide pipe (33) is arranged on the arc-shaped structure (331);
The introducing pipe bracket (32) comprises a bracket bottom plate (323), a bracket left transverse plate (321) and a bracket right vertical plate (322) which are respectively fixed at two sides of the bracket bottom plate; the tail end of the left transverse plate (321) of the bracket is connected with the vertical support lug (313) through a first support lug bolt (324), and the tail end of the right vertical plate (322) of the bracket is connected with the horizontal support lug (314) through a second support lug bolt (325); the bracket bottom plate (323) is connected with the mounting plate (23) through a bottom plate bolt (326);
gaskets (315) are arranged on a first lug bolt (324) between the vertical lug (313) and the left transverse plate (321) of the bracket and a second lug bolt (325) between the horizontal lug (314) and the right vertical plate (322) of the bracket.
4. An engine air intake mounting system according to claim 1, 2 or 3, wherein:
the opening direction of the air inlet (312) of the introducing pipe is perpendicular to the central axis of the frame longitudinal beam (1), and the opening direction of the air outlet (311) of the introducing pipe is parallel to the central axis of the frame longitudinal beam (1).
5. An engine air intake mounting system according to claim 1, 2 or 3, wherein:
The cylinder body (41) is a hollow cylinder body, a cylinder body cavity (413) is formed in the cylinder body, and a main filter element (45) and a safety filter element (46) are arranged in the cylinder body cavity (413); the main filter element (45) and the safety filter element (46) are cylindrical;
a plurality of air filter bases (412) are symmetrically arranged on the outer arc bottom surface of the cylinder body (41); the top surface of the air filter base (412) is concave and matched with the cylinder (41), the bottom surface of the air filter base (412) is attached to the mounting plate (23), and the cylinder (41) is fixed on the mounting plate (23); the bottom end of the rear end cover (43) is provided with a blocking alarm (47) and an air filter dust discharging bag (44), and the air filter dust discharging bag (44) is communicated with the cylinder cavity (413).
6. An engine air intake mounting system according to claim 5, wherein:
the axle center of the cylinder body (41) is perpendicular to the axle center of the frame longitudinal beam (1) and is parallel to the first bracket (21) and the second bracket (22).
7. An engine air intake mounting system according to claim 1, 2 or 3, wherein:
the air inlet pipe assembly (5) comprises an air inlet front pipe (51), an air inlet middle pipe (52) and an air inlet rear pipe (53) which are connected in sequence; one end of the air inlet front pipe (51) is connected with the air outlet (431), and the other end of the air inlet front pipe is connected with one end of the air inlet middle pipe (52); the other end of the air inlet middle tube (52) is bent downwards to be connected with an upper tube orifice (531) of the air inlet rear tube (53), and a lower tube orifice (532) of the air inlet rear tube (53) is gradually reduced and forms a certain included angle with the air inlet middle tube (52) to extend outwards.
8. An engine air intake mounting system according to claim 7, wherein:
the axle centers of the air inlet front pipe (51) and the air inlet middle pipe (52) are perpendicular to the axle axis of the frame longitudinal beam (1), and the opening direction of the lower pipe orifice (532) is parallel to the axle axis of the frame longitudinal beam (1).
9. An engine air intake mounting system according to claim 8, wherein:
the top end of the air inlet middle pipe (52) is connected with a mounting seat (522), and the mounting seat (522) is connected with an air inlet pressure sensor (523).
10. An engine air intake mounting system according to claim 9, wherein:
the lower end of the air inlet middle pipe (52) is provided with an air inlet pipe orifice (521) of the air pump, the air inlet pipe orifice (521) of the air pump is fixedly connected with one end of an air pump connecting pipe (54) through a first clamp (541), and the other end of the air pump connecting pipe (54) is fixedly connected with one end of an air inlet pipe (62) of the air pump through a second clamp (542);
the middle part of the air inlet pipe (62) of the air pump is connected with one end of a silencing pipe (61) through a three-way connecting piece (63), the other end of the silencing pipe (61) is bent for a plurality of times to form a certain included angle with the silencing pipe (61) and extends outwards, and the end of the silencing pipe is connected with a plugging cap (611);
An air inlet pipe bracket (64) is connected to an air inlet pipe (62) of the air pump between the air pump connecting pipe (54) and the three-way connecting piece (63), and the air inlet pipe bracket (64) is connected with the engine through a plurality of bracket bolts (641).
CN202211261822.6A 2022-10-14 2022-10-14 Engine air inlet installation system Active CN115628163B (en)

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CN202211261822.6A CN115628163B (en) 2022-10-14 2022-10-14 Engine air inlet installation system

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CN202211261822.6A CN115628163B (en) 2022-10-14 2022-10-14 Engine air inlet installation system

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CN115628163B true CN115628163B (en) 2024-04-05

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204801499U (en) * 2015-07-15 2015-11-25 中国重汽集团济南动力有限公司 Empty filter air intake system of back of body formula of putting
CN113417781A (en) * 2021-06-25 2021-09-21 东风汽车股份有限公司 Resonant cavity device capable of rapidly changing noise reduction frequency and testing method
CN114030350A (en) * 2021-10-28 2022-02-11 东风商用车有限公司 Air filtering and air inlet system of fuel cell automobile
CN115030844A (en) * 2021-09-06 2022-09-09 长城汽车股份有限公司 High-order intake pipe assembly and vehicle

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2372039C (en) * 2001-02-14 2005-08-02 Honda Giken Kogyo Kabushiki Kaisha Intake system in v-type 4-stroke engine for outboard engine system
US9932073B2 (en) * 2014-01-31 2018-04-03 Bombardier Recreational Products Inc. Off-road wheeled side-by-side vehicle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204801499U (en) * 2015-07-15 2015-11-25 中国重汽集团济南动力有限公司 Empty filter air intake system of back of body formula of putting
CN113417781A (en) * 2021-06-25 2021-09-21 东风汽车股份有限公司 Resonant cavity device capable of rapidly changing noise reduction frequency and testing method
CN115030844A (en) * 2021-09-06 2022-09-09 长城汽车股份有限公司 High-order intake pipe assembly and vehicle
CN114030350A (en) * 2021-10-28 2022-02-11 东风商用车有限公司 Air filtering and air inlet system of fuel cell automobile

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