CN-224214281-U - Tractor air intake system and tractor

CN224214281UCN 224214281 UCN224214281 UCN 224214281UCN-224214281-U

Abstract

The utility model relates to the technical field of tractor air inlet systems, in particular to a tractor air inlet system and a tractor, wherein the structure of the tractor air inlet system comprises an air prefilter, the air prefilter comprises an outer net, and the air prefilter is arranged in the middle of a prefilter shell; the filter comprises an outer net, a filter component, an ash accumulation basin and a filter, wherein the filter component is arranged on the inner side of the outer net and is provided with an air inlet, the ash accumulation basin is arranged on the lower part of the prefilter shell, and the bottom end of the filter component is communicated with the ash accumulation basin. The air inlet system and the tractor can solve the problem that the existing air prefilter can discharge dust into the air to influence the working environment.

Inventors

LIU WENHAI
ZHU XIAOYAN
TIAN YANLI
Nie Zhaoyun
LI GUOJUN
Xie Yunjiao

Assignees

潍柴雷沃(潍坊)农业装备有限公司

Dates

Publication Date: 20260508
Application Date: 20250714

Claims (10)

1. A tractor air intake system, the tractor air intake system comprising: An air pre-filter, the air pre-filter comprising: The outer net is arranged in the middle of the prefilter shell; A filter member disposed inside the outer net, the filter member having an air inlet provided thereon, and The ash accumulation basin is arranged at the lower part of the prefilter shell, and the bottom end of the filtering component is communicated with the ash accumulation basin.
2. The tractor air intake system of claim 1, wherein the air pre-filter further comprises: A dust discharging cover arranged at the bottom end of the dust collecting basin, a first side edge of the dust discharging cover is pivotally connected with the dust collecting basin, and The buckle structure is arranged on the second side edge of the dust discharging cover, and the second side edge of the dust discharging cover is fixed on the ash collecting basin through the buckle structure.
3. The tractor air intake system of claim 2, wherein the ash tray is made of a transparent material.
4. A tractor air intake system according to claim 3, wherein the number of filter elements is plural, the filter elements comprising: the bottom end of the first pipe part is communicated with the ash accumulation basin; The bottom end of the second pipe part is inserted into the top end of the first pipe part, the diameter of the second pipe part is smaller than that of the top end of the first pipe part, and the air inlet is formed between the top end of the first pipe part and the outer side wall of the second pipe part; An upper plate portion formed in a ring shape, wherein a first through hole is formed in the upper plate portion, a plurality of first communication holes are formed in the upper plate portion, and the top ends of a plurality of second pipe portions are inserted into the plurality of first communication holes; A lower plate part formed in a ring shape, the lower plate part being formed with a second through hole, the lower plate part being provided with a plurality of second communication holes, the bottom ends of the plurality of first pipe parts being inserted into the plurality of second communication holes, and And the guide vane is arranged between the inner side wall of the first pipe part and the outer side wall of the second pipe part.
5. The tractor air intake system of claim 4, wherein the air pre-filter further comprises: An upper cover covering the top of the upper plate, an air outlet cavity surrounding the upper cover and the upper plate, and The top end of the air outlet pipe penetrates through the first through hole of the upper plate part, the air outlet pipe is communicated with the air cavity, and the bottom end of the air outlet pipe penetrates through the second through hole of the lower plate part and the middle part of the ash accumulation basin; The prefilter housing includes: an upper baffle ring sleeved on the periphery of the upper plate part, the top end of the outer net being arranged on the upper baffle ring, and The lower baffle ring is sleeved and arranged on the periphery of the lower plate part, and the bottom end of the outer net is arranged on the lower baffle ring.
6. The tractor air intake system of claim 5, wherein the cross section of the ash accumulation basin is annular, a circular through opening is defined in the middle of the ash accumulation basin, and the bottom end of the air outlet pipe is arranged in the circular through opening in a penetrating manner.
7. The tractor air intake system of claim 6, further comprising an air cleaner disposed inside the hood, a hood, and a supercharger intake hose, the air cleaner being in communication with the air prefilter via an intake conduit, the supercharger intake hose being in communication with the air cleaner.
8. The tractor air intake system of claim 7, wherein the tractor air intake system has a rated intake flow of 830m 3 /h, the air cleaner is formed in a cylindrical shape, and the air cleaner has a length of 413mm to 421mm.
9. The tractor air intake system of claim 8, wherein the air cleaner is laterally disposed inside the hood, an end cap of the air cleaner faces the hood, the supercharger intake hose is communicated with a longitudinal end of the air cleaner, the intake pipe is communicated with a circumferential side of the air cleaner, and a maintenance indicator for detecting a degree of vacuum is provided at a connection with the supercharger intake hose.
10. A tractor comprising an engine and the tractor air intake system of any one of claims 7 to 9, the air cleaner being disposed on a side of the engine adjacent to a head of the tractor.

Description

Tractor air intake system and tractor Technical Field The application relates to the technical field of tractor air inlet systems, in particular to a tractor air inlet system and a tractor. Background The air inlet system is one of key components of the tractor, and comprises an air prefilter and an air filter which are communicated through a pipeline. In operation, the air prefilter initially prefilters dust-laden air and then delivers the prefilter air to the air cleaner to further enhance the air quality and thereby provide clean air to other components of the tractor. However, the currently widely used air prefilter directly discharges dust separated from air into the air after finishing the preliminary filtration, which may have a significant influence on the sanitation of the working environment. Disclosure of utility model Accordingly, the present application is directed to a tractor air intake system and a tractor, which are used for solving the problem that the existing air prefilter can discharge dust into the air, which affects the working environment. According to a first aspect of the utility model, a tractor air inlet system is provided, wherein the tractor air inlet system comprises an air prefilter, a filtering component and an ash accumulation basin, the air prefilter comprises an outer net, the outer net is installed in the middle of a prefilter shell, the filtering component is arranged on the inner side of the outer net and is provided with an air inlet, the ash accumulation basin is installed in the lower portion of the prefilter shell, and the bottom end of the filtering component is communicated with the ash accumulation basin. Preferably, the air prefilter further comprises a dust discharging cover arranged at the bottom end of the ash collecting basin, wherein a first side edge of the dust discharging cover is pivotally connected with the ash collecting basin, and a fastening structure is arranged at a second side edge of the dust discharging cover, and the second side edge of the dust discharging cover is fixed to the ash collecting basin through the fastening structure. Preferably, the ash accumulation basin is made of transparent materials. Preferably, the number of the filtering components is multiple, the filtering components comprise a first pipe part, a second pipe part, a lower plate part and a flow guiding blade, the bottom ends of the first pipe part are communicated with the ash accumulation basin, the bottom ends of the second pipe part are inserted into the top ends of the first pipe part, the diameter of the second pipe part is smaller than that of the top ends of the first pipe part, the air inlet is formed between the top ends of the first pipe part and the outer side wall of the second pipe part, the upper plate part is formed into a ring shape, the upper plate part is formed with a first through hole, the upper plate part is provided with a plurality of first through holes, the top ends of the plurality of second pipe parts are inserted into the plurality of first through holes, the lower plate part is formed into a ring shape, the lower plate part is provided with a plurality of second through holes, the bottom ends of the first pipe part are inserted into the plurality of second through holes, and the flow guiding blade is arranged between the inner side wall of the first pipe part and the outer side wall of the second pipe part. Preferably, the air prefilter further comprises an upper cover, an air outlet pipe and an air outlet pipe, wherein the upper cover is covered on the top of the upper plate, the air outlet pipe is arranged around the upper plate, the top end of the air outlet pipe penetrates through the first through hole of the upper plate, the air outlet pipe is communicated with the air outlet pipe, the bottom end of the air outlet pipe penetrates through the second through hole of the lower plate and the middle of the ash accumulation basin, the prefilter shell comprises an upper baffle ring, the periphery of the upper plate is sleeved and installed, the top end of the outer net is installed on the upper baffle ring, the periphery of the lower plate is sleeved and installed, and the bottom end of the outer net is installed on the lower baffle ring. Preferably, the cross section of the ash accumulation basin is formed into a ring shape, a circular through hole is formed in the middle of the ash accumulation basin in a surrounding mode, and the bottom end of the air outlet pipe penetrates through the circular through hole. Preferably, the tractor air inlet system further comprises an air filter, a hood and a supercharger air inlet rubber pipe, wherein the air filter is arranged on the inner side of the hood, the air filter is communicated with the air prefilter through an air inlet pipeline, and the supercharger air inlet rubber pipe is communicated with the air filter. Preferably, the rated air inflow rate of the tractor air inlet system is 830m 3/h, t