CN213039376U

CN213039376U - Dry type air filter for agricultural machinery

Info

Publication number: CN213039376U
Application number: CN202022165001.5U
Authority: CN
Inventors: 张涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-04-23
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses an empty filter of dry-type for agricultural machinery relates to agricultural machinery equipment technical field. The utility model discloses a long section of thick bamboo, long section of thick bamboo has opening one and opening two, the inner tube of an interior concave type is constructed in opening one of long section of thick bamboo, the through-hole has all been seted up to the surface and the tip of inner tube inner wall, a filter element section of thick bamboo has been placed in the inner tube, the tip threaded connection of long section of thick bamboo opening one is used for contradicting with a filter element section of thick bamboo fixedly and enter into the inside end cover of inner tube with the air guide. Compared with the prior art, the utility model, can filter impurity in the air of longer time under the same service environment, avoid the renew cartridge of regularity, consequently need stop agricultural machinery equipment work when renew cartridge, consequently the utility model discloses reduce work load, indirect improvement production efficiency.

Description

Dry type air filter for agricultural machinery

Technical Field

The utility model relates to an agricultural machinery equipment technical field, concretely relates to empty filter of dry-type for agricultural machinery.

Background

The national improvement on the discharge standard of agricultural machinery has a great influence on the agricultural machinery industry, so that the oil bath type air filter used by the discharge standard of the prior country I I can be upgraded and replaced, and the performance can not meet the discharge requirement of a new standard, therefore, agricultural machinery manufacturers gradually use dry type air filters to replace oil bath type air filters.

The oil bath type air filter and the dry type air filter are used for filtering dust in air inlet, providing clean air for a system, protecting a cylinder, a piston and a piston ring of an engine and prolonging the service life of the engine. The filtering medium of the oil bath type air filter mainly takes steel wool as a main component, and the filtering medium of the dry type air filter mainly takes paper and non-woven fabrics as a main component.

The empty filter of dry-type that present agricultural machinery used is through placing the filter core in a long tube is inside, and the impurity in with the air through the filter core adsorbs the interception when agricultural machinery is inside with air suction to the inside equipment of agricultural machinery, but because the reason of long tube internal structure design, can cause the filter core to be located the inside planar area of long tube little, causes the filter core like this and needs the user demand that often clear up the change just can satisfy filtered air impurity, consequently the utility model provides a novel dry-type of structure empty filter can increase the planar area that the filter core is located long tube inside like this, has both increased the filter core and has used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem provided in the background art, the utility model provides an empty filter of dry-type for agricultural machinery.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides an empty filter of agricultural machinery with dry-type, includes a long section of thick bamboo, a long section of thick bamboo has opening one and opening two, an interior concave inner tube of opening one department structure of a long section of thick bamboo, the through-hole has all been seted up to the surface and the tip of inner tube inner wall, a filter element section of thick bamboo has been placed in the inner tube, the tip threaded connection of a long section of thick bamboo opening department has and is used for contradicting fixedly with a filter element section of thick bamboo and enters into the inside end cover of inner tube with the air guide.

Furthermore, the first opening and the second opening of the long cylinder and the inner cylinder are positioned on the same axis.

Further, the filter element cylinder is a non-woven fabric filter element.

Further, the end cover includes the annular lid with long section of thick bamboo threaded connection, the inner circle of annular lid is constructed the protruding type clamping ring of contradicting with inner tube and filter element section of thick bamboo, the inner circle of protruding type clamping ring is constructed the air-supply line that is located the same axis with the inner tube.

Further, the end part of the air inlet pipe is provided with a conical frame opening.

Furthermore, a filter screen plate for shielding the frame opening is fixed on the frame opening through bolts.

The utility model has the advantages as follows: compared with the prior art, the utility model, impurity in the air of longer time can be filtered under the same service environment, avoids the renew cartridge of regularity, consequently need stop agricultural machinery equipment work when renew cartridge, consequently the utility model discloses reduce work load, indirect improvement production efficiency.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a plan view of the present invention;

FIG. 3 is a cross-sectional view taken along the line A-A of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 3B according to the present invention;

reference numerals: 1. a long cylinder; 2. an inner barrel; 3. a through hole; 4. a filter element cartridge; 5. an end cap; 501. an annular cover body; 502. a convex compression ring; 503. an air inlet pipe; 6. a frame opening; 7. a filter screen plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-3, an embodiment of the present invention provides a dry air filter for agricultural machinery, which includes a long tube 1, the long tube 1 has a first opening and a second opening, wherein the first opening is used for air intake, the second opening is used for air outlet, and the long tube 1 is fixedly communicated with a pipeline on the agricultural machinery through the second opening, the present invention adopts a flange connection mode; one opening of the long cylinder 1 is constructed with an inward concave inner cylinder 2, external wind enters the inner cylinder 2 through the design of the inner cylinder 2, through holes 3 are formed on the outer surface and the end part of the inner wall of the inner cylinder 2, a filter element cylinder 4 is placed in the inner cylinder 2, as shown in figure 3, the filter element cylinder 4 is in contact with the inner wall of the inner cylinder 2 in a fitting manner, the plane area of the filter element cylinder 4 is increased, and the design of the through holes 3 on the outer surface and the end part of the inner wall of the inner cylinder 2 is matched, so when the agricultural machinery equipment works, the external wind enters the inner cylinder 2 and enters the gap between the inner cylinder 2 and the long cylinder 1 through the filter element cylinder 4, on the basis of ensuring normal wind supply and filtering air impurities, compared with the prior art, impurities in the air can be filtered for a longer time under the same use environment, the frequent filter element replacement is avoided, so that the work of the agricultural machinery equipment needs to be stopped when the filter element replacement, therefore, the indirect production efficiency that has improved, the tip threaded connection of 1 opening department of long section of thick bamboo has and is used for contradicting fixedly with filter element section of thick bamboo 4 and enters into the inside end cover 5 of inner tube 2 with the air guide, and the design of end cover 5 has realized the fixed of filter element section of thick bamboo 4, has both realized the advantage of dry-type empty filter, is convenient for change the filter core.

As shown in figure 2, in some embodiments, the first opening and the second opening of the long cylinder 1 and the inner cylinder 2 are positioned on the same axis, so that the concentration of wind current is realized, and when the agricultural equipment works to generate suction, the outside air is ensured to rapidly enter the long cylinder 1.

Preferably, filter element section of thick bamboo 4 is the non-woven fabrics filter core, the utility model discloses the non-woven fabrics filter core is entangled by the superfine fibre hot melt of polypropylene and is made, and the fibre forms three-dimensional microporous structure at the space at random, and the dimension hole aperture is the gradient along the filtrating flow direction and distributes, collects surface, deep floor, smart fine filtration in an organic whole, can hold back the impurity of different particle diameters.

As shown in fig. 4, in some embodiments, the end cap 5 includes an annular cap 501 in threaded connection with the long cylinder 1, an inner ring of the annular cap 501 is configured with a convex press ring 502 abutting against the inner cylinder 2 and the filter element cylinder 4, and an inner ring of the convex press ring 502 is configured with an air inlet pipe 503 located on the same axis with the inner cylinder 2, so that the fixing with the long cylinder 1 and the fixing with the filter element cylinder 4 are realized, and the air tightness of the end cap 5 integrated with multiple functions is also ensured.

As shown in fig. 1-3, in some embodiments, the end of the air inlet pipe 503 is configured with a tapered frame opening 6, the design of the frame opening 6 improves the airflow entering the interior of the long tube 1, and the utility model discloses when using, it is placed to be horizontal, the design of the tapered frame opening 6 has the effect of facilitating drainage in rainy season, and is not favorable to rainwater entering the interior of the inner tube 2.

As shown in fig. 1 and 3, in some embodiments, a filter screen plate 7 for shielding the frame opening 6 is fixed on the frame opening 6 by bolts, and the filter screen plate 7 is convenient for intercepting some insects, large impurities and other substances in the environment to avoid entering the inner barrel 2.

Claims

1. The utility model provides an empty filter of agricultural machinery with dry-type, its characterized in that includes a long section of thick bamboo (1), long section of thick bamboo (1) has opening one and opening two, the opening of a long section of thick bamboo (1) is located to be constructed has an inner tube (2) of indent type, through-hole (3) have all been seted up to the surface and the tip of inner tube (2) inner wall, filter element section of thick bamboo (4) have been placed in inner tube (2), the tip threaded connection of a long section of thick bamboo (1) opening department has and is used for conflicting fixedly with filter element section of thick bamboo (4) and enters into inside end cover (5) of inner tube (2) with the air guide.

2. The dry air filter for agricultural machinery according to claim 1, wherein the first opening and the second opening of the long cylinder (1) and the inner cylinder (2) are all located on the same axis.

3. The dry air filter for agricultural machinery according to claim 1, wherein the filter element cartridge (4) is a non-woven fabric filter element.

4. The dry air filter for agricultural machinery according to claim 1, wherein the end cap (5) comprises an annular cover body (501) in threaded connection with the long cylinder (1), the inner ring of the annular cover body (501) is configured with a convex press ring (502) which is abutted against the inner cylinder (2) and the filter element cylinder (4), and the inner ring of the convex press ring (502) is configured with an air inlet pipe (503) which is positioned on the same axis with the inner cylinder (2).

5. A dry air filter for agricultural machinery according to claim 4, wherein the end of the air inlet pipe (503) is configured with a tapered frame mouth (6).

6. The dry air filter for agricultural machinery according to claim 5, wherein the frame opening (6) is fixed with a filter screen plate (7) which shields the frame opening (6) by bolts.