CN211008909U

CN211008909U - High filtration rate long-life filter

Info

Publication number: CN211008909U
Application number: CN201921821560.8U
Authority: CN
Inventors: 杨卫民
Original assignee: Gansu Xijiang Intelligent Equipment Technology Co ltd
Current assignee: Gansu Xijiang Intelligent Equipment Technology Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-07-14
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a high-filtration-rate long-service-life filter, which comprises a pipe fitting, wherein an inner pipe is arranged at the bottom axis of the pipe fitting, the upper end of the inner pipe extends into the pipe fitting, the lower end of the inner pipe extends to the outside of the pipe fitting, a plurality of air vents are annularly arranged at the part of the inner pipe, which is positioned in the pipe fitting, a partition plate is assembled at the upper end of the inner pipe, the outer wall of the partition plate is attached to the inner wall of the pipe fitting, a convex ring is arranged at the bottom axis of the partition plate, the convex ring is engaged with the inner pipe, air vents are vertically arranged at the top of the partition plate, which is close to the outer ring, and an end cover is in threaded connection with the upper; this product has dual filter effect, and the filter effect is better, and life is lasting simultaneously.

Description

High filtration rate long-life filter

Technical Field

The utility model relates to a high filtration rate high life filter.

Background

Air filters (Air filters) are mainly used in the fields of pneumatic machinery, internal combustion machinery and the like, and are used for providing clean Air for mechanical equipment so as to prevent the mechanical equipment from sucking Air with foreign particles in work and increase the probability of abrasion and damage. The main components of an air cleaner are a filter element, which is the main filtering part, which undertakes the filtering of the gas, and a housing, which is the external structure that provides the necessary protection for the filter element. The air cleaner is required to be capable of performing high-efficiency air cleaning operation, not to increase excessive resistance to air flow, and to be capable of continuous operation for a long time.

The excavator is one of large-scale apparatus, works in the environment of high dust, therefore its air cleaner's dirty speed is very fast, needs frequent change filter core, and the operation is comparatively troublesome. Delaying the production time. Meanwhile, the air filter in the prior art is single-layer filtering, and when the number of the particulate matters contained in the filter element is large, the air circulation capacity is poor, and meanwhile, part of the particulate matters enter the engine.

Therefore, a filter with double filtering effects, good filtering effect and lasting service life and high filtering efficiency and service life is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a have dual filter effect, the filter effect is better, the lasting high filtration rate high life filter of life simultaneously is provided.

The utility model discloses a realize through following technical scheme:

a filter with high filtering rate and long service life comprises a pipe fitting, an inner pipe is arranged at the bottom axis of the pipe fitting, the upper end of the inner pipe extends into the pipe fitting, the lower end of the inner pipe extends to the outside of the pipe fitting, a plurality of first vent holes are annularly arranged at the part of the inner pipe, which is positioned in the pipe fitting, a partition plate is assembled at the upper end of the inner pipe, the outer wall of the partition plate is attached to the inner wall of the pipe fitting, a convex ring is arranged at the bottom axis of the partition plate and is in fit with the inner pipe, vent holes are vertically arranged at the top of the partition plate, which is close to the outer ring, an end cover is in threaded connection with the upper end of the pipe fitting, a first convex ring is downwards arranged at the axis of the end cover, a filter element is sleeved outside the first convex ring, the lower end of the filter element is in contact with the partition plate and then limited, a boss is formed on the inner side of the shell in an injection molding mode, a first inner tube is formed at the axis of the boss in an injection molding mode, the first inner tube penetrates through the first convex ring and then extends to the inner side of the filter element, the upper end of the first inner tube is flush with the upper end of the shell, a first end cover is connected to the upper end of the shell in a threaded mode, and air inlets are uniformly distributed in the bottom of the shell; the outer wall of the upper end of the first inner pipe is sleeved with a first filter element, and first air inlets are uniformly distributed in the pipe wall of the first inner pipe.

Preferably, a conical gas distribution surface is arranged at the top of the partition plate; the air distribution surface has the function of dispersing air entering from the first inner pipe to ensure that the air quickly contacts the filter element.

Preferably, a first partition plate is supported on the boss, the outer wall of the first partition plate is attached to the inner wall of the shell, a plurality of ventilation grooves are annularly formed in the plate surface of the first partition plate, and metal grid meshes are welded in the ventilation grooves; the main effect of above-mentioned structure is to filter admitting air, increases a heavy filter effect. Meanwhile, the metal grid net can be recycled.

Preferably, the mesh size of the metal grid net is 200-400 meshes.

Preferably, a rubber sealing ring is embedded in the inner wall of the first convex ring, and the sealing ring is attached to the first inner tube to form sealing; the main function of the sealing ring is to seal the first inner tube. The first inner pipe is inserted into the first convex ring in a direct inserting mode.

The filter element needs to be replaced by directly pulling out the shell upwards and screwing down the end cover, so that the filter element can be replaced, and the replacement is simple.

The utility model has the advantages that:

1) the product is filtered by the filter element and the first filter element, the first filter element is responsible for the first re-filtration, and the filter element is responsible for the second re-filtration, so that the air filtering effect is better and the cleanness of the inlet air is ensured by a double-filtration mode;

2) in the product, the service life of the first filter element is shorter than that of the filter element, but the first filter element can be replaced only by unscrewing the first end cover, the whole replacement time only needs 2-3 minutes, and the operation is simple and convenient;

3) because the first filter element is used for carrying out the first heavy filtration, the service life of the filter element is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of a housing;

fig. 3 is a schematic view of a separator.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1, 2 and 3, the filter with high filtration rate and long service life comprises a pipe fitting 1, an inner pipe 2 is arranged at the bottom axis of the pipe fitting 1, the upper end of the inner pipe 2 extends into the pipe fitting 1, the lower end of the inner pipe 2 extends to the outside of the pipe fitting 1, a plurality of first vent holes 201 are annularly arranged at the part of the inner pipe 2 located in the pipe fitting 1, a partition plate 3 is assembled at the upper end of the inner pipe 2, the outer wall of the partition plate 3 is attached to the inner wall of the pipe fitting 1, a convex ring 301 is arranged at the bottom axis of the partition plate 3, the convex ring 301 is engaged with the inner pipe 2, vent holes 331 are vertically arranged at the top of the partition plate 3 close to the outer ring, an end cover 4 is connected to the upper end of the pipe fitting 1 through a thread, a first convex ring 401 is downwards arranged at the axis of the end cover 4, a filter element 5 is sleeved outside the first convex ring 401, the lower end of the filter element 5 is limited after contacting the partition plate 3, the filter element further comprises an outer shell 6, a boss 601 is formed on the inner side of the outer shell 6 in an injection molding mode, a first inner pipe 602 is formed at the axis of the boss 601 in an injection molding mode, the first inner pipe 602 extends to the inner side of the filter element 5 after penetrating through the first convex ring 401, the upper end of the first inner pipe 602 is flush with the upper end of the outer shell 6, a first end cover 7 is connected to the upper end of the outer shell 6 in a threaded mode, and air inlet holes 603 are uniformly distributed in the bottom of the outer shell 6; the outer wall of the upper end of the first inner tube 602 is sleeved with a first filter element 9, and the tube wall of the first inner tube 602 is uniformly provided with first air inlet holes 622.

In a preferred embodiment of the present invention, a conical gas distributing surface 302 is disposed on the top of the partition plate 3; the air distribution surface 302 serves to distribute air entering from the first inner tube 602 to allow the air to rapidly contact the filter element.

In a preferred embodiment of the present invention, the boss 601 is supported by a first partition plate 8, the outer wall of the first partition plate 8 is attached to the inner wall of the housing 6, the surface of the first partition plate 8 is annularly provided with a plurality of ventilation grooves 801, and the ventilation grooves 801 are welded with a metal grid mesh 802; the main effect of above-mentioned structure is to filter admitting air, increases a heavy filter effect. While metal grid mesh 802 is recyclable.

In a preferred embodiment of the present invention, the mesh size of the metal grid mesh 802 is 200 to 400 mesh.

In a preferred embodiment of the present invention, a rubber sealing ring 441 is embedded in the inner wall of the first convex ring 401, and the sealing ring 441 and the first inner tube 602 are attached to form a seal; the main function of the sealing ring 441 is to seal the first inner tube 602. The first inner tube 602 is inserted into the first collar 401 in a straight line.

The utility model has the advantages that:

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a high filtration rate high life filter which characterized in that: comprises a pipe fitting (1), an inner pipe (2) is arranged at the bottom axis of the pipe fitting (1), the upper end of the inner pipe (2) extends into the pipe fitting (1), the lower end of the inner pipe (2) extends to the outside of the pipe fitting (1), a plurality of first vent holes (201) are annularly arranged at the part of the inner pipe (2) positioned in the pipe fitting (1), a partition plate (3) is assembled at the upper end of the inner pipe (2), the outer wall of the partition plate (3) is attached to the inner wall of the pipe fitting (1), a convex ring (301) is arranged at the bottom axis of the partition plate (3), the convex ring (301) is engaged with the inner pipe (2), vent holes (331) are vertically arranged at the top of the partition plate (3) close to the outer ring, an end cover (4) is in threaded connection with the upper end of the pipe fitting (1), a first convex ring (401) is downwards arranged at the axis of the end cover (4), the filter element (5) is sleeved outside the first convex ring (401), the lower end of the filter element (5) is limited after contacting the partition plate (3), the filter element further comprises an outer shell (6), a boss (601) is formed on the inner side of the outer shell (6) in an injection molding mode, a first inner pipe (602) is formed on the axis of the boss (601) in an injection molding mode, the first inner pipe (602) penetrates through the first convex ring (401) and then extends to the inner side of the filter element (5), the upper end of the first inner pipe (602) is flush with the upper end of the outer shell (6), a first end cover (7) is connected to the upper end of the outer shell (6) in a threaded mode, and air inlets (603) are uniformly distributed at the bottom of the outer shell (6); the outer wall of the upper end of the first inner pipe (602) is sleeved with a first filter element (9), and first air inlet holes (622) are uniformly distributed on the pipe wall of the first inner pipe (602).

2. The high filtration rate high life filter according to claim 1, wherein: a conical gas distribution surface (302) is arranged at the top of the clapboard (3).

3. The high filtration rate high life filter according to claim 1, wherein: support first baffle (8) on boss (601), the laminating of outer wall department of first baffle (8) the inner wall of shell (6) the annular is provided with a plurality of ventilation grooves (801) on the face of first baffle (8) metal grid net (802) has been welded in ventilation grooves (801).

4. The high filtration rate high life filter according to claim 3, wherein: the mesh size of the metal grid net (802) is 200-400 meshes.

5. The high filtration rate high life filter according to claim 1, wherein: a rubber sealing ring (441) is embedded in the inner wall of the first convex ring (401), and the sealing ring (441) is attached to the first inner pipe (602) to form sealing.