CN217712775U - Air filter for vehicle - Google Patents

Abstract

The utility model relates to an air filter for vehicles, which comprises a body, a cover body arranged on one side of the body, and a filter element arranged between the body and the cover body; the body is provided with an accommodating part, one side of the accommodating part is convexly provided with an expansion part, the body is provided with an output pipe, and the output pipe is connected with an air inlet pipe for clean air required by the combustion and explosion of the engine; the cover body is provided with an air inlet pipe for external air to enter the air filter; the bulging portion has a first auxiliary mechanism; the air inlet pipe is provided with a second auxiliary mechanism; therefore, the air filter is provided with an oil gas recovery mechanism, and can realize the noise reduction, vibration reduction and pressure stabilization during negative pressure air suction after the engine is exploded, thereby improving the use effect of the air filter; the assembly process and the mold cost of the air filter can be simplified.

Description

Air filter for vehicle

Technical Field

The utility model relates to an air filter for vehicles, in particular to an air filter for internal combustion engine vehicles; the air filter has an oil gas recovery mechanism and can make the engine muffled, damped and stabilized when sucking air under negative pressure after burning and explosion, thereby improving the use effect of the air filter.

Background

As shown in figure 1, the air intake way of the clean fresh air for the engine explosion of the internal combustion engine type vehicle is mainly that an air intake pipe 1b is arranged between an air cleaner 1 and a throttle valve body 1a arranged on the motorcycle, the front end of the air intake pipe 1b is provided with the throttle valve body 1a, and the other end is connected with the air cleaner 1; the air cleaner 1 comprises a body 11, a cover 12 and a filter element 13 arranged between the body 11 and the cover 12; the external fresh air enters from the air inlet pipe 121 arranged on the cover 12, is filtered by the filter element 13, then enters the air inlet pipe 1b from the air outlet 111 arranged on the body 11, enters the throttle valve body 1a through the air inlet pipe 1b, and enters the cylinder part of the engine for blasting after being regulated by the throttle valve body 1 a.

The existing air filter 1 can supply clean fresh air required by engine explosion; however, it is a main improvement subject for the vehicle industry to improve the air supply amount and the intake stability of the air cleaner 1 and to reduce the amount of noise during intake.

In view of the above-mentioned shortcomings of the prior art design of the intake pipe of the motorcycle engine, how to develop a variable intake manifold structure that can meet the requirement of low speed intake air is a challenge to motorcycle manufacturers.

SUMMERY OF THE UTILITY MODEL

[ problem to be solved by the utility model ]

The main objective of the present invention is to provide an air filter for a vehicle, which can be provided with an oil gas recovery mechanism, and can also be used to improve the performance of the air filter by allowing the engine to be burned and exploded and allowing the engine to perform negative pressure suction, such as noise reduction, vibration reduction, and pressure stabilization.

[ MEANS FOR SOLVING PROBLEMS ] to solve the problems

Therefore, some technical means of the present invention are to provide an air filter for a vehicle, the air filter includes a body, a cover covering one side of the body, and a filter element disposed between the body and the cover; the body is provided with an accommodating part, one side of the accommodating part is convexly provided with an expansion part, the body is provided with an output pipe, and the output pipe is connected with an air inlet pipe for clean air required by the combustion and explosion of the engine; the cover body is provided with an air inlet pipe for external air to enter the air filter; the bulging portion has a first auxiliary mechanism; the air inlet pipe is provided with a second auxiliary mechanism.

Therefore, some technical means of the present invention are to provide an air cleaner for a vehicle, the engine has a cylinder portion and a throttle body, one end of the intake pipe is connected to the throttle body; the second auxiliary mechanism is located behind the throttle body and in front of the bulging portion.

Therefore, some technical means of the present invention are to provide an air filter for a vehicle, the engine having a cylinder portion; the second auxiliary mechanism and the body are respectively positioned at two sides of the central axis of the cylinder part.

Therefore, some technical means of the present invention are to provide an air filter for a vehicle, wherein the engine has a cylinder part; the second auxiliary mechanism and the bulging portion are located on the same side of the cylinder central axis of the cylinder portion.

Therefore, some technical means of the present invention are to provide an air cleaner for a vehicle, wherein the first auxiliary mechanism has a partition wall and a sealing cover spaced from the partition wall; the partition wall and the sealing cover can define an oil gas recovery chamber; the oil gas recovery chamber is connected with an oil gas recovery pipe.

Therefore, some technical means of the present invention are to provide an air filter for a vehicle, in which at least one rib is provided on the partition wall in a protruding manner toward the cover side.

Therefore, some technical means of the present invention are to provide an air filter for a vehicle, wherein the partition wall is provided with an air flow opening and a liquid flow opening; the gas flow opening is located on the upper side of the partition wall, and the liquid flow opening is located on the lower side of the partition wall.

Therefore, some technical means of the present invention are to provide an air cleaner for a vehicle, in which the second auxiliary mechanism has a connecting portion and a chamber.

Therefore, some technical means of the present invention are to provide an air cleaner for a vehicle, in which the outside of the chamber of the second auxiliary mechanism is fastened or locked to other members by a positioning portion.

Therefore, some technical means of the present invention are to provide an air filter for a vehicle, wherein the section of the partition wall is formed in an i-shape.

Therefore, some technical means of the present invention are to provide an air cleaner for a vehicle, in which the oil gas recovery pipe is disposed in a trend toward the outside of the vehicle body.

[ Utility model effect ]

The utility model discloses borrow by some technical means can reach the efficiency and lie in: therefore, the air filter is provided with an oil gas recovery mechanism, and can be used for silencing, damping and stabilizing the negative pressure air suction after the engine is combusted and exploded, so that the use effect of the air filter can be improved; the assembly process and the mold cost of the air filter can be simplified.

The utility model discloses borrow by some technical means can reach the efficiency and lie in: therefore, the space can be effectively utilized, and the interference of the second auxiliary mechanism and other parts is avoided.

The utility model discloses borrow by some technical means can reach the efficiency and lie in: therefore, the space can be effectively utilized, and the convenience of the second auxiliary mechanism can be improved.

The utility model discloses borrow by some technical means can reach the efficiency and lie in: therefore, the space can be effectively utilized, and the convenience of the arrangement of the first auxiliary mechanism and the second auxiliary mechanism can be improved.

The utility model discloses borrow by some technical means can reach the efficiency and lie in: therefore, the air filter is provided with the oil gas recovery mechanism, and the length of the oil gas recovery pipe can be shortened, so that the interference of the oil gas recovery pipe and other parts can be reduced.

The utility model discloses borrow by some technical means can reach the efficiency and lie in: thereby facilitating the oil gas recovery effect.

The utility model discloses borrow by some technical means can reach the efficiency and lie in: borrow this can facilitate the oil gas recovery effect to and the collection effect of fluid.

The utility model discloses borrow by some technical means can reach the efficiency and lie in: therefore, the silencing, vibration damping and pressure stabilizing effects of the second auxiliary mechanism can be ensured.

The utility model discloses borrow by some technical means can reach the efficiency and lie in: thereby, the positioning stability of the second auxiliary mechanism can be ensured.

The utility model discloses borrow by some technical means can reach the efficiency and lie in: thereby the rigidity intensity of this first auxiliary mechanism.

The utility model discloses borrow by some technical means can reach the efficiency and lie in: borrow this can help the cooling of retrieving oil gas, and then can promote the oil-gas separation effect.

Drawings

FIG. 1 is a schematic view of a known air cleaner.

Fig. 2 is an exploded view of the air cleaner of the present invention.

Fig. 3 is a perspective view of the air cleaner of the present invention.

Fig. 4 is a top cross-sectional view of the air cleaner of the present invention.

Fig. 5 is a schematic view of an embodiment of the air cleaner of the present invention.

Fig. 6 shows an embodiment of the present invention in which an engine is used in a vehicle.

List of reference numerals

1: air filter

11: a body 111: exhaust port

12: the cover body 121: air inlet pipe

13: filter element

1a: throttle body 1b: air inlet pipe

2: air filter

2a: dust side 2b: cleaning side

3: body

31: filter piece mounting part

32: receiving part

321: bottom surface 322: liquid outflow opening

323: the liquid collecting member 324: delivery pipe

33: bulging part

331: partition wall 3311: convex rib

3312: gas flow openings 3313: tapping of liquid streams

332: cover 3321: oil gas connector

3322: fastening part

4: cover body

41: air inlet pipe

5: filter element

51: filter part

52: mounting frame seat

6: first auxiliary mechanism

61: oil gas recovery pipe

7: second auxiliary mechanism

71: connecting part

72: chamber

73: positioning part

A: clean air containing space

B: oil gas recovery chamber

C: center axis of cylinder

E: an engine E1: air inlet pipe

E2: throttle valve body

E3: cylinder portion E31: cylinder head

F: frame unit

F1: head pipe portion F2: steering mechanism

F3: down tube portion F4: foot pedal tube part

F5: side frame portions F6: front fork unit

F7: rear shock absorber F8: exhaust pipe

FW: front wheel

M: vehicle with a steering wheel

S: seat cushion

P: vehicle body cover unit

P1: front vehicle body cover

P2: knee covering P21: front storage space

P3: pedal cover P4: side car body cover

RW: a rear wheel.

Detailed Description

For easier understanding of the structure and the achieved effects of the present invention, the following description is provided with reference to the accompanying drawings.

First, referring to fig. 2 and 3, the air cleaner 2 of the present invention at least includes a main body 3, a cover 4 covering one side of the main body 3, and a filter 5 disposed between the main body 3 and the cover 4.

As shown in fig. 2, 3 and 5, one side of the body 3 is an open filter mounting portion 31, the other side of the body 3 on the filter mounting portion 31 is protruded outward and forms a containing portion 32 with five closed surfaces, the containing portion 32 can define a clean air containing space a, that is, the clean air containing space a can be used for containing clean and fresh air filtered by the filter 5; the main body 3 is further provided with an expansion part 33 protruding outwards in front of the clean air accommodating space a, and the total capacity of the clean air accommodating space a for accommodating the clean fresh air filtered by the filtering member 5 can be increased by the expansion part 33; the bottom 321 of the accommodating portion 32 is inclined forward and backward, a liquid outlet 322 is disposed at the lowest portion of the bottom 321, and a liquid collecting member 323 is disposed at the outer end of the liquid outlet 322; an output pipe 324 for outputting clean air is arranged at the front upper part of the accommodating part 32, and the outer end of the output pipe 324 is connected with an air inlet pipe E1 for burning and exploding an internal combustion engine E; the other end of the air inlet pipe E1 is connected with a throttle valve body E2 of the internal combustion engine E for adjusting air inflow.

As shown in fig. 2 and 3, the outer end of the bulging portion 33 away from the filter mounting portion 31 is provided with a first auxiliary mechanism 6; a second auxiliary mechanism 7 communicated with the air inlet pipe E1 is arranged on the air inlet pipe E1 and in front of the first auxiliary mechanism 6; a partition wall 331 and a cover 332 spaced from the partition wall 331 are provided on a side of the first auxiliary mechanism 6 away from the accommodating portion 32; the partition wall 331 has an I-shaped cross-section, the partition wall 331 and the cover 332 define an oil gas recovery chamber B, the partition wall 331 is provided with at least one protruding rib 3311 protruding toward the cover 332, or a plurality of protruding ribs 3311 which are staggered and not connected with each other, and a labyrinth-like structure can be formed by the protruding ribs 3311; in practice, the labyrinth structure can be formed by protruding ribs 3311 on the cover 332 and the partition wall 331, which are illustrated by protruding ribs 3311 on the partition wall 331, which are staggered and not connected to each other, so as to facilitate the liquefaction and recovery of oil in oil gas; the partition wall 331 further has an air flow opening 3312 through which air flow can be supplied and a liquid flow opening 3313 through which liquid flow can be supplied, the air flow opening 3312 and the liquid flow opening 3313 communicate the oil gas recovery chamber B with the clean air accommodating space a, the air flow opening 3312 is located on the upper side of the partition wall 331, the liquid flow opening 3313 is located on the lower side of the partition wall 331, and further, the liquid flow opening 3313 is located on the lowermost side of the partition wall 331 but higher than the bottom 321 of the accommodating part 32, thereby facilitating the circulation and recovery of oil which becomes oil liquid; the cover 332 is locked and covered on the outermost edge of the swelling part 33, the cover 332 is provided with a through oil-gas connecting port 3321, and the cover 332 is further provided with a fastening part 3322; the first auxiliary mechanism 6 is connected with an oil gas recovery pipe 61, the oil gas recovery pipe 61 is configured by approaching to the outer side of the vehicle body, thereby the length of the oil gas recovery pipe 61 can be shortened, and the cooling effect of the recovered oil gas entering the oil gas recovery pipe 61 can be facilitated; more specifically, the oil-gas recovery tube 61 is connected to the oil-gas connection port 3321 of the cover 332, one end of the oil-gas recovery tube 61 is connected to the cylinder head E31 of the cylinder portion E3 of the engine E, or is connected to other oil-gas recovery portions of the cylinder portion E3 of the engine E, the other end of the oil-gas recovery tube 61 is connected to the oil-gas recovery chamber B of the first auxiliary mechanism 6, so that the lubricating oil vaporized by being heated in the cylinder head E31 of the engine E can enter the oil-gas recovery chamber B of the first auxiliary mechanism 6 through the oil-gas recovery tube 61, and can be gasified into oil liquid by the action of the plurality of ribs 3311, the oil can flow into the bottom surface 321 of the accommodating portion 32 through the liquid flow opening 3313, and then flow into the liquid flow outlet 322 through the bottom surface 321 and then be collected by the liquid collection member 323, and the first auxiliary mechanism 6 is directly connected to the body 3 of the air filter 2, so that the air filter 2 does not need to be connected to another connection pipe for recovering oil-gas; the remaining liquid oil gas is discharged into the accommodating portion 32 through the gas flow opening 3312, and is fed into the cylinder portion E3 of the engine E together with clean fresh air through the intake pipe E1 to be combusted and exploded.

As shown in fig. 2, 3, 4 and 5, the second auxiliary mechanism 7 extends from one side of the air inlet pipe E1 and is communicated with the air inlet pipe E1, the second auxiliary mechanism 7 is disposed behind the throttle body E2 and in front of the first auxiliary mechanism 6, and further, the second auxiliary mechanism 7 and the main body 3 are respectively located at two sides of the cylinder central axis C, and the first auxiliary mechanism 6 and the second auxiliary mechanism 7 are located at the same side of the cylinder central axis C, bounded by the cylinder central axis C of the cylinder portion E3 of the engine E; the second auxiliary mechanism 7 has a connecting portion 71 and a chamber 72, the second auxiliary mechanism 7 is communicated with the air inlet pipe E1 by the connecting portion 71, and the chamber 72 is a closed space, so that the negative pressure air suction sound and vibration generated when the cylinder portion E3 of the engine E operates can be silenced, damped and stabilized by the chamber 72; the outside of the chamber 72 of the second auxiliary mechanism 7 can be locked or buckled on the cover 332 or other fixed frame or seat, such as the frame unit F, by the positioning portion 73, so as to improve the overall supporting and stabilizing effect of the second auxiliary mechanism 7; the present invention is illustrated in the drawings by the fastening portion 3322 fastened to the cover 332 by the positioning portion 73.

As shown in fig. 2, 3, 4 and 5, the cover 4 covers the filter mounting portion 31 of the main body 3, and the cover 4 is provided with an air inlet pipe 41 for allowing outside air to enter the air cleaner 2.

As shown in fig. 2, 3, 4 and 5, the filter 5 is mounted on the filter mounting portion 31 of the body 3, and the other side of the filter 5 is covered by the cover 4; the filter member 5 has a filter portion 51 and a mounting frame 52; the filtering portion 51 can filter the outside air entering the cover 4, and the filtered outside air can enter the accommodating portion 32 of the body 3 after being cleaned; therefore, the air cleaner 2 is defined by the filter element 5, a dust side 2a is located between the filter part 51 and the cover 4, and a clean side 2b is located between the filter part 51 and the accommodating part 32 of the main body 3.

As shown in fig. 6, the present invention is embodied in an engine E for a vehicle M, which is exemplified by a two-wheeled vehicle, but not limited to the type of the two-wheeled vehicle of the present invention. The vehicle M includes a frame unit F, a seat cushion S provided on the frame unit F, and the engine E.

As shown in fig. 6, in the following description, the left and right sides of the vehicle body are shown in the first place, with the left hand side of the driver being the left side and the right hand side of the driver being the right side, after the driver is seated on the vehicle M. A head pipe part F1 is pivoted in front of the frame unit F, a steering mechanism F2 is connected above the head pipe part F1, a pair of left and right descending pipe parts F3 are connected to the head pipe part F1 towards the rear of the vehicle body, a pedal pipe part F4 is connected below the descending pipe part F3, a pair of left and right side frame parts F5 are extended towards the rear of the vehicle by the pedal pipe part F4, and a seat cushion S for sitting is arranged above the side frame parts F5; a front fork unit F6 composed of a front shock absorber is pivoted below the head pipe portion F1, and a front wheel FW is pivoted at the lower end of the front fork unit F6.

As shown in fig. 6, the engine E for supplying power is mounted on the side frame part F5 of the frame unit F, the rear wheel RW and the rear shock absorber F7 are pivotally mounted on the rear end of the side frame part F5, and the exhaust pipe F8 for exhausting the exhaust gas after the explosion of the engine E is disposed on the other side of the rear shock absorber F7; the outer periphery of the frame unit F is covered with a vehicle body cover unit P, and the vehicle body cover unit P at least comprises a front vehicle body cover P1 positioned in front of the vehicle body, a shading knee P2 positioned behind the front vehicle body cover P1, a pedal cover P3 positioned behind and below the shading knee P2, and side vehicle body covers P4 which are arranged along the pedal cover P3 and extend towards the rear of the vehicle body and are positioned at the left side and the right side of the vehicle body; the knee covering P2 has a front space P21.

As shown in fig. 2, 3, 4, and 5, the present invention is implemented such that the cylinder portion E3 of the engine E is burned and exploded to generate clean fresh air, the negative pressure generated by the operation of the cylinder portion E3 of the engine E is used to suck the fresh air from the cover 4 into the air inlet pipe 41 of the air cleaner 2, the filtered air from the filter element 5 is cleaned and then enters the accommodating portion 32 of the body 3, and the air inlet amount is adjusted by the air inlet pipe E1 and the throttle body E2, and then the cylinder portion E3 of the engine E is inputted to be burned and exploded to generate power for the engine E.

The utility model mainly lies in that the air filter 2 comprises a body 3, a cover body 4 covered on one side of the body 3 and a filter piece 5 arranged between the body 3 and the cover body 4; the body 3 has a containing part 32, the containing part 32 is convexly provided with a bulging part 33 towards one side, the body 3 is provided with an output pipe 324, and the output pipe 324 is connected with an air inlet pipe E1 for clean air required by the explosion of the engine E; the cover 4 has an air inlet pipe 41 for the external air to enter the air filter 2; the bulging portion 33 has a first auxiliary mechanism 6; a second auxiliary mechanism 7 is arranged on the air inlet pipe E1; therefore, the air filter 2 is provided with an oil gas recovery mechanism, and can realize the noise reduction, vibration reduction and pressure stabilization during negative pressure air suction after the engine E is combusted and exploded, so that the use effect of the air filter 2 can be improved; the assembly process and the cost of the mold of the air cleaner 2 can be simplified.

To sum up, the utility model can achieve the desired effect and purpose, and should meet the needs of practicability, novelty and creativity.

Claims (11)

1. An air filter for a vehicle, the air filter includes a body, a cover body covering one side of the body, a filter element arranged between the body and the cover body; the body is provided with an accommodating part and is characterized in that the accommodating part is convexly provided with an expansion part towards one side, the body is provided with an output pipe, and the output pipe is connected with an air inlet pipe for clean air required by the combustion and explosion of an engine; the cover body is provided with an air inlet pipe for external air to enter the air filter; the bulging portion has a first auxiliary mechanism; and a second auxiliary mechanism is arranged on the air inlet pipe.

2. The air cleaner for a vehicle according to claim 1, wherein the engine has a cylinder portion and a throttle body, and one end of the intake pipe passes through the throttle body; the second auxiliary mechanism is located behind the throttle body and in front of the bulging portion.

3. An air cleaner for a vehicle according to claim 1, wherein the engine has a cylinder portion; the second auxiliary mechanism and the body are respectively positioned on two sides of the central axis of the cylinder part.

4. An air cleaner for a vehicle according to claim 1, wherein the engine has a cylinder portion; the second auxiliary mechanism and the bulging portion are located on the same side of a cylinder central axis of the cylinder portion.

5. The air cleaner as claimed in claim 1, wherein the first auxiliary mechanism includes a partition wall and a cover spaced from the partition wall; the partition wall and the sealing cover can define an oil gas recovery chamber; the oil gas recovery chamber is connected with an oil gas recovery pipe.

6. The air cleaner for vehicles as claimed in claim 5, wherein the partition wall is provided with at least one rib protruding toward the cover side.

7. An air cleaner for a vehicle according to claim 5, wherein the partition wall is provided with an air flow opening and a liquid flow opening; the gas flow opening is located on the upper side of the partition wall, and the liquid flow opening is located on the lower side of the partition wall.

8. An air cleaner for a vehicle according to claim 1, 2, 3 or 4 wherein the second assist mechanism has a connecting portion and a chamber.

9. The air cleaner for a vehicle according to claim 8, wherein the outside of the chamber of the second assist mechanism is fastened or locked to another member by a positioning portion.

10. An air cleaner for vehicles as claimed in claim 5, 6 or 7, wherein the partition wall is i-shaped in cross section.

11. The air cleaner of claim 5, wherein the oil recovery pipe is disposed so as to approach an outer side of a vehicle body.

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