CN212615100U - Low-level air intake system and commercial car - Google Patents
Low-level air intake system and commercial car Download PDFInfo
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- CN212615100U CN212615100U CN202021365640.XU CN202021365640U CN212615100U CN 212615100 U CN212615100 U CN 212615100U CN 202021365640 U CN202021365640 U CN 202021365640U CN 212615100 U CN212615100 U CN 212615100U
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Abstract
本实用新型属于车辆技术领域，公开了一种低位进气系统及商用车。该低位进气系统设置在驾驶室的下方并位于挡泥板的后方，低位进气系统包括：进气格栅，进气格栅的一侧为进气口，另一侧为出气口，进气格栅相对于水平面倾斜设置，且进气口的高度低于出气口的高度；空气滤清器，其用于过滤空气；进气管路，其一端连通于进气格栅的出气口，另一端连通于空气滤清器；第一收集袋，其可拆卸连接于进气管路的底部；发动机进气管，其连通于空气滤清器，空气通过进气格栅进入空气滤清器内进行过滤，完成过滤的空气经发动机进气管进入发动机中。该低位进气系统取消高位进气道，增大卧铺容积，解决共振问题，同时避免与雨水直接接触，能够降低系统进水风险。
The utility model belongs to the technical field of vehicles, and discloses a low-level air intake system and a commercial vehicle. The low-level air intake system is arranged below the cab and behind the fender. The low-level air intake system includes: an air intake grille. One side of the air intake grille is an air intake port, and the other side is an air outlet port. The air grille is inclined relative to the horizontal plane, and the height of the air inlet is lower than the height of the air outlet; the air filter is used to filter the air; one end of the air intake pipeline is connected to the air outlet of the air intake grille, and the other One end is connected to the air filter; the first collection bag is detachably connected to the bottom of the intake pipe; the engine intake pipe is connected to the air filter, and the air enters the air filter through the intake grille for filtering , the filtered air enters the engine through the engine intake pipe. The low-level air intake system cancels the high-level air intake channel, increases the volume of the sleeper, solves the resonance problem, and at the same time avoids direct contact with rainwater, which can reduce the risk of water entering the system.
Description
Technical Field
The utility model relates to the technical field of vehicles, especially, relate to a low level air intake system and commercial car.
Background
One of the key systems of the commercial vehicle is an air inlet system, the peripheral air inlet system of the traditional vehicle plays the roles of filtering air and reducing noise in the whole vehicle, the dynamic property and the economical efficiency of the engine can be improved by optimizing the air inlet system, and the air inlet amount of the engine can be increased by reducing the air inlet resistance of the air inlet system, so that fuel oil and air are fully mixed and combusted more fully, and the emission of nitrogen oxides and sulfides is reduced.
As shown in fig. 1, the air inlet duct of domestic and foreign commercial vehicles is mostly a high-order air inlet type structure, high-order air inlet system 200 is fixed on enclosing behind the driver's cabin, or high-order bleed air pipe is laid in the driver's cabin rear side and is extended to the driver's cabin top along vertical direction, make the unable antedisplacement of packing box foremost, influence the loading space of truck packing box or driver's cabin sleeping berth volume, and need be connected through shock absorber support and driver's cabin, the assembly is complicated, and shock absorber support hardness and rigidity require highly, cause air inlet duct and driver's cabin resonance problem easily. In addition, the high-level air inlet is directly exposed in the atmosphere and directly contacts with rainwater, and the design of the air inlet grille is unreasonable, so that the risk of water inlet of the air inlet system can be increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low level air intake system and commercial car, the structure is simple with the assembly, does not influence vehicle packing box volume and sleeping berth space, and the risk of lowering system intaking.
To achieve the purpose, the utility model adopts the following technical proposal:
a low-level intake system disposed below a cab and behind a fender, the low-level intake system comprising:
the air inlet grille is obliquely arranged relative to a horizontal plane, and the height of the air inlet is lower than that of the air outlet;
an air cleaner for filtering air;
one end of the air inlet pipeline is communicated with the air outlet of the air inlet grille, and the other end of the air inlet pipeline is communicated with the air filter;
the first collecting bag is detachably connected to the bottom of the air inlet pipeline;
and the engine air inlet pipe is communicated with the air filter, air enters the air filter through the air inlet grille to be filtered, and the filtered air enters the engine through the engine air inlet pipe.
Preferably, one of the air inlet pipeline and the first collecting bag is provided with a first buckle, the other one of the air inlet pipeline and the first collecting bag is provided with a first clamping groove, and the first buckle is clamped in the first clamping groove.
Preferably, the air cleaner includes:
the engine air inlet pipe is communicated with the engine air inlet pipe through the inlet and the outlet;
the filter assembly is arranged inside the body and positioned at the end part of the body;
a swirl structure disposed inside the body, the swirl structure configured to direct air flowing from the outlet into the filter assembly.
Preferably, the filter assembly comprises a main filter element and a safety filter element, wherein the safety filter element is arranged inside the main filter element.
Preferably, the air cleaner further comprises an end cover, and the end cover is arranged at the end of the body and used for shielding the filter assembly.
Preferably, the air cleaner further comprises a second collection bag located below the filter assembly and detachably connected to the bottom of the body.
Preferably, one of the body and the second collecting bag is provided with a second buckle, the other one is provided with a second clamping groove, and the second buckle is clamped in the second clamping groove.
Preferably, the air inlet grille and the air inlet pipeline are of an integrally formed structure.
Preferably, an axis of the intake pipe and an axis of the air cleaner are arranged perpendicular to each other.
In order to achieve the purpose, the utility model also provides a commercial vehicle, including foretell low level air intake system.
The utility model has the advantages that:
the utility model provides a low level air intake system cancels high-order intake duct, and structure and assembly are simple, and accessible antedisplacement packing box increase packing box volume encloses behind the driver's cabin and need not the evagination, and increase sleeping berth volume, low level air intake system need not to enclose behind the driver's cabin through the shock absorber support assembly for inside the unable transmission of air inlet pipe way internal vibration to the driver's cabin, the solution resonance problem. Through low-order air intake system setting in the below of driver's cabin and be located the rear of fender, the air inlet of air-inlet grille hides in the driver's cabin below, avoids with rainwater direct contact, can reduce the system risk of intaking. Simultaneously, the air-inlet grille sets up for the horizontal plane slope, and the height that highly is less than the gas outlet of air inlet for air-inlet grille and horizontal plane have the oblique angle down, and inside the air inlet pipe way was got into to the air under the air-inlet grille guide effect, was provided with first collection bag in the bottom of air inlet pipe way, and first collection bag was used for collecting partial dust and rainwater, makes dust and rainwater arrange the atmosphere through first collection bag. In addition, under the matching action of the air inlet grille, the air filter, the air inlet pipeline, the first collecting bag and the engine air inlet pipe, air enters the air filter through the air inlet grille to be filtered, and filtered air enters the engine through the engine air inlet pipe, so that the air is filtered and cleaned, and the air filtering effect and the noise reduction effect are guaranteed.
The utility model also provides a commercial car, including above-mentioned low-order air intake system, under the prerequisite of guaranteeing air filtering effect and noise reduction effect, cancel high-order intake pipe, the structure is simpler with the assembly, does not influence vehicle packing box volume and sleeping berth space, and low-order air intake system's air inlet is hidden in the driver's cabin below, and it is effectual to hide, avoids with rainwater direct contact, can the reducing system risk of intaking.
Drawings
FIG. 1 is a schematic diagram of a prior art high level air induction system;
FIG. 2 is a schematic view of the installation of the low level air intake system of the present invention;
FIG. 3 is a schematic structural view of the low-level air intake system of the present invention;
fig. 4 is a schematic structural diagram of an air filter in the low-level air intake system of the present invention.
In the figure:
100. a cab; 200. a high level air intake system;
1. an air intake grille; 2. an air cleaner; 3. an air intake line; 4. a first collection bag; 5. an engine intake duct;
21. a body; 22. a filter assembly; 23. a rotational flow structure; 24. an end cap; 25. a second collection bag;
211. an inlet; 212. an outlet;
221. a main filter element; 222. a safe filter element.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
The present embodiment provides a low level intake system, which is disposed below the cab 100 and behind the fender, as shown in fig. 2. As shown in fig. 3, the low level intake system includes an intake grille 1, an air cleaner 2, an intake pipe 3, a first collecting bag 4, and an engine intake pipe 5. One side of the air inlet grille 1 is an air inlet, the other side of the air inlet grille 1 is an air outlet, the air inlet grille 1 is obliquely arranged relative to the horizontal plane, and the height of the air inlet is lower than that of the air outlet. One end of the air inlet pipeline 3 is communicated with an air outlet of the air inlet grille 1, the other end of the air inlet pipeline is communicated with the air filter 2, and the air filter 2 is used for filtering air. The engine air inlet pipe 5 is communicated with the air filter 2, air enters the air filter 2 through the air inlet grille 1 to be filtered, and the filtered air enters the engine through the engine air inlet pipe 5. A first collecting bag 4 is detachably connected to the bottom of the inlet line 3.
The low level air intake system that this embodiment provided cancels high-order intake duct, and structure and assembly are simple, and accessible antedisplacement packing box increase packing box volume encloses behind the driver's cabin 100 and need not the evagination, and increase sleeping berth volume, low level air intake system need not to enclose behind driver's cabin 100 through the shock absorber support assembly for 3 inside vibrations of inlet line can't transmit to inside the driver's cabin 100, solve the resonance problem. The low-position air inlet system is arranged below the cab 100 and behind the mudguard, and an air inlet of the air inlet grille 1 is hidden below the cab 100, so that the air inlet grille is prevented from being in direct contact with rainwater, and the risk of water inlet of the system can be reduced. Simultaneously, air intake grille 1 sets up for the horizontal plane slope, and the height that highly is less than the gas outlet of air inlet for air intake grille 1 has the oblique angle with the horizontal plane, and inside air got into air intake pipe 3 under air intake grille 1 guide effect, was provided with first collection bag 4 in air intake pipe 3's bottom, and first collection bag 4 is used for collecting partial dust and rainwater, makes dust and rainwater arrange the atmosphere through first collection bag 4. In addition, under the matching action of the air inlet grille 1, the air filter 2, the air inlet pipeline 3, the first collecting bag 4 and the engine air inlet pipe 5, air enters the air filter 2 through the air inlet grille 1 to be filtered, and filtered air enters the engine through the engine air inlet pipe 5, so that the air is filtered and cleaned, and the air filtering effect and the noise reduction effect are ensured.
Preferably, the intake grill 1 and the intake pipe 3 are of an integrally formed structure. By adopting the structure, the time for assembling parts is saved, and the production cost is reduced.
Preferably, the axis of the air inlet pipeline 3 and the axis of the air filter 2 are perpendicular to each other, so that the structure is compact, and the installation space is saved.
In order to facilitate the removal of dust and rainwater in the first collecting bag 4, optionally, one of the air inlet pipeline 3 and the first collecting bag 4 is provided with a first buckle, and the other is provided with a first clamping groove, and the first buckle is clamped in the first clamping groove. Through the mutual cooperation of first buckle and first draw-in groove, be convenient for first collection bag 4 and intake pipe 3 between the installation and dismantle.
As shown in fig. 3-4, the air cleaner 2 includes a body 21, a filter assembly 22 and a cyclone structure 23, wherein the body 21 is provided with an inlet 211 and an outlet 212, the inlet 211 is communicated with the air intake pipe 3, and the outlet 212 is communicated with the engine air intake pipe 5. A swirl structure 23 is provided inside the body 21, the swirl structure 23 being configured to direct air flowing out of the outlet 212 into the filter assembly 22, the filter assembly 22 being provided inside the body 21 at the end of the body 21 for air filtration.
Because a small part of dust and rainwater are discharged into the atmosphere through the first collecting bag 4 at the bottom of the air inlet pipeline 3, most of airflow enters the air filter 2, the cyclone structure 23 is arranged inside the body 21 of the air filter 2, the cyclone structure 23 plays a role in forced flow direction, air touches the side wall of the cyclone structure 23 and is forced to rotate downwards, and under the action of inertia, the dust is close to the side wall of the body 21 to rotate and is gathered towards the rear end part of the air filter 2 so as to guide the air into the filtering component 22. Through the inside rotational flow structure 23 that is provided with at body 21, the dust in the air can be through reasonable direction to improve the air and pre-filter efficiency.
Further, the air cleaner 2 further includes an end cover 24, the end cover 24 is disposed at an end of the body 21 and used for shielding the filter assembly 22, so that the filter assembly 22 can be hidden inside the body 21, the aesthetic property is good, and the end cover 24 plays a role in blocking the filter assembly 22 and the atmosphere, so that the filter assembly 22 is not exposed to the atmosphere, and pollution of dust and impurities in the atmosphere to the filter assembly 22 is avoided.
Optionally, the air cleaner 2 further comprises a second collecting bag 25, the second collecting bag 25 is located below the filter assembly 22 and is detachably connected to the bottom of the body 21, so that dust filtered by the filter assembly 22 is discharged into the atmosphere through the second collecting bag 25, and air filtered by the filter assembly 22 enters the engine intake pipe 5 through the outlet 212.
Preferably, one of the body 21 and the second collecting bag 25 is provided with a second buckle, and the other is provided with a second clamping groove, and the second buckle is clamped in the second clamping groove. The second snap and the second snap groove are matched with each other, so that the second collection bag 25 and the body 21 can be conveniently mounted and dismounted.
Further, the filter assembly 22 includes a main filter element 221 and a safety filter element 222, the safety filter element 222 is disposed inside the main filter element 221, air sequentially passes through the main filter element 221 and the safety filter element 222, the main filter element 221 is used for primary filtering, the safety filter element 222 is used for secondary filtering, and under the double filtering of the main filter element 221 and the safety filter element 222, the filtering effect of the air is ensured.
This embodiment still provides a commercial car, including above-mentioned low level air intake system, under the prerequisite of guaranteeing air filter effect and noise reduction effect, cancel high-order intake pipe, the structure is simpler with the assembly, does not influence vehicle packing box volume and sleeping berth space, and low level air intake system's air inlet is hidden in driver's cabin 100 below, and it is effectual to hide, avoids with rainwater direct contact, can the reduction system risk of intaking.
In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in an orientation or positional relationship based on that shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. A low-level intake system disposed below a cab (100) and behind a fender, comprising:
the air inlet grille (1) is characterized in that one side of the air inlet grille (1) is provided with an air inlet, the other side of the air inlet grille (1) is provided with an air outlet, the air inlet grille (1) is obliquely arranged relative to a horizontal plane, and the height of the air inlet is lower than that of the air outlet;
an air cleaner (2) for filtering air;
an air inlet pipeline (3), one end of which is communicated with the air outlet of the air inlet grille (1), and the other end of which is communicated with the air filter (2);
a first collecting bag (4) removably connected to the bottom of the air intake line (3);
and the engine air inlet pipe (5) is communicated with the air filter (2), air enters the air filter (2) through the air inlet grille (1) to be filtered, and the filtered air enters the engine through the engine air inlet pipe (5).
2. A low-level air intake system according to claim 1, wherein one of the air intake pipe (3) and the first collecting bag (4) is provided with a first snap and the other is provided with a first snap groove, the first snap groove being snap-fitted into the first snap groove.
3. A low-level air intake system according to claim 1, wherein the air cleaner (2) comprises:
the engine air inlet pipe comprises a body (21), wherein an inlet (211) and an outlet (212) are respectively arranged on the body (21), the inlet (211) is communicated with the air inlet pipeline (3), and the outlet (212) is communicated with the engine air inlet pipe (5);
a filter assembly (22) disposed inside the body (21) and at an end of the body (21);
a swirl structure (23) disposed inside the body (21), the swirl structure (23) configured to direct air flowing out of the outlet (212) into the filter assembly (22).
4. A low-level air intake system according to claim 3, wherein the filter assembly (22) comprises a main filter element (221) and a safety filter element (222), the safety filter element (222) being disposed inside the main filter element (221).
5. A low-level air intake system according to claim 3, wherein the air cleaner (2) further comprises an end cap (24), the end cap (24) being provided at an end of the body (21) for shielding the filter assembly (22).
6. A low-level air intake system according to claim 3, wherein the air cleaner (2) further comprises a second collecting bag (25), the second collecting bag (25) being located below the filter assembly (22) and being detachably connected to the bottom of the body (21).
7. A low-level air intake system according to claim 6, wherein one of the body (21) and the second collecting bag (25) is provided with a second catch and the other is provided with a second catch, the second catch being engaged with the second catch.
8. A low-level air intake system according to claim 1, wherein the air intake grille (1) and the air intake conduit (3) are of integrally formed construction.
9. A low-level air intake system according to claim 1, wherein the axis of the air intake conduit (3) and the axis of the air filter (2) are arranged perpendicular to each other.
10. A commercial vehicle comprising a low level air induction system according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021365640.XU CN212615100U (en) | 2020-07-13 | 2020-07-13 | Low-level air intake system and commercial car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021365640.XU CN212615100U (en) | 2020-07-13 | 2020-07-13 | Low-level air intake system and commercial car |
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| Publication Number | Publication Date |
|---|---|
| CN212615100U true CN212615100U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021365640.XU Active CN212615100U (en) | 2020-07-13 | 2020-07-13 | Low-level air intake system and commercial car |
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| CN (1) | CN212615100U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115387941A (en) * | 2022-09-21 | 2022-11-25 | 中国重汽集团成都王牌商用车有限公司 | Air filter air inlet pipe |
| CN116330965A (en) * | 2023-02-10 | 2023-06-27 | 奇瑞汽车股份有限公司 | An automobile upper wind deflector structure, an automobile air duct structure and an automobile |
-
2020
- 2020-07-13 CN CN202021365640.XU patent/CN212615100U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115387941A (en) * | 2022-09-21 | 2022-11-25 | 中国重汽集团成都王牌商用车有限公司 | Air filter air inlet pipe |
| CN115387941B (en) * | 2022-09-21 | 2024-01-05 | 中国重汽集团成都王牌商用车有限公司 | Air filter air inlet pipe |
| CN116330965A (en) * | 2023-02-10 | 2023-06-27 | 奇瑞汽车股份有限公司 | An automobile upper wind deflector structure, an automobile air duct structure and an automobile |
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