CN215486312U

CN215486312U - Air filter with side dust exhaust mechanism

Info

Publication number: CN215486312U
Application number: CN202121224672.2U
Authority: CN
Inventors: 郭辉; 金文华; 何国正
Original assignee: Linhai Jiangnan Internal Combustion Engine Accessories Factory
Current assignee: Linhai Jiangnan Internal Combustion Engine Accessories Factory
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2022-01-11
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses an air filter with a side dust exhaust mechanism, which comprises an air inlet mechanism, a central pipe and a filtering mechanism, wherein the filtering mechanism comprises a first shell and a second shell, the first shell and the second shell are in butt joint installation through a plurality of locking fasteners, an air outlet pipe is arranged on the outer side wall of the first shell, a dust exhaust pipe is arranged at the lower part of the outer side wall of the second shell, and the dust exhaust pipe is obliquely and downwardly extended. According to the utility model, through the optimized design, the assembly space can be reduced by adopting the side row design, and the dust exhaust phenomenon is prevented from soaking.

Description

Air filter with side dust exhaust mechanism

Technical Field

The utility model relates to the technical field of filters, in particular to an air filter with a side dust exhaust mechanism.

Background

The air filter element is a filter, also called air filter cartridge, air filter, style, etc. The air filter is mainly used for filtering air in engineering locomotives, automobiles, agricultural locomotives, laboratories, sterile operation rooms and various precision operation rooms.

When the engine is in operation, a large amount of air needs to be sucked, and if the air is not filtered, dust suspended in the air is sucked into the cylinder, so that the abrasion of the piston group and the cylinder is accelerated. Larger particles enter between the piston and the cylinder, causing severe "scuffing" phenomena, which is particularly severe in dry, sandy working environments. The air filter is arranged in front of the carburetor or the air inlet pipe, plays a role in filtering dust and sand grains in air and ensures that sufficient and clean air enters the air cylinder.

Like notice number CN212700948U, disclose an air cleaner assembly, including the filter body, the upper portion of filter body is last casing, and the lower part is the casing down, the inside filter equipment that is equipped with of filter body, filter equipment adopts vertical arrangement, filter equipment realizes the installation through the guide housing, filter equipment is used for realizing the filtration to the air, and through the guide housing realizes giving vent to anger of the direction of the air after filtering. In the design scheme, the dust exhaust pipe is arranged in a manner that the bottom extends downwards, the position design of the dust exhaust pipe in the prior art usually adopts the design structure, however, for agricultural locomotive equipment such as a tractor and the like, the environment in a paddy field is usually complicated and vehicles are easy to dent when the dust exhaust pipe is used in the paddy field, particularly in the paddy field, so that the dust exhaust pipe with the extended bottom is easy to immerse into water in the use process, and the use effect of the dust exhaust pipe is influenced; in addition, the position design results in larger overall packaging space and increased transportation cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air filter with a side dust exhaust mechanism, which is used for solving the technical problems.

The technical problem solved by the utility model can be realized by adopting the following technical scheme:

the utility model provides an air cleaner with side dust exhaust mechanism, includes air inlet mechanism, center tube and filtering mechanism, filtering mechanism includes first casing and second casing, first casing and second casing accomplish the butt joint installation through a plurality of hasp pieces, be equipped with the outlet duct on the first casing lateral wall, second casing lateral wall lower part is equipped with the dust exhaust pipe, the dust exhaust pipe is slope downwardly extending setting.

The second casing is including the cylindricality casing that is located upper portion and the back taper casing that is located the lower part, the dust exhaust pipe is located on the toper lateral wall of back taper casing.

The size of the inner diameter hole cavity of the dust exhaust pipe is not larger than that of the conical side wall of the inverted conical shell.

The dust exhaust pipe is externally provided with a dust exhaust cover pipe, and the dust exhaust cover pipe is fixedly matched with the dust exhaust pipe through a hoop.

The dust exhaust pipe is communicated with the first cavity, the bottom surface of the first cavity and the pipe opening of the dust exhaust pipe are in transition extension, the first cavity is communicated and matched with the bottom end of the central pipe, and the top end of the central pipe is communicated and matched with the inner cavity of the air inlet mechanism.

A second cavity and a third cavity are further arranged in the filtering mechanism, a flow channel is arranged between the second cavity and the third cavity, and a filter element is arranged between the first cavity and the second cavity at an interval.

The filter core upper portion is sealed to cooperate and is equipped with the guide housing, and the sealed cooperation in lower part is equipped with the mount pad, the filter core is cyclic annular setting.

And a flow passage is arranged between the guide cover and the central tube and is used for penetrating through the second cavity and the third cavity.

The third cavity is communicated with the air outlet pipe.

The mounting seat is provided with a pre-tightening mechanism, the pre-tightening mechanism comprises a base, a pre-tightening screw rod, a pre-tightening nut and a limiting seat, the limiting seat is fixed in the inner wall of the central tube, the base stretches across the outside of the port of the central tube, one end of the pre-tightening screw rod can be adjusted and matched with the base and extends outwards to be matched with the pre-tightening nut, and the other end of the pre-tightening screw rod is welded and fixed on the limiting seat; when the pre-tightening nut is adjusted to be matched with the pre-tightening screw rod in a rotating mode, the base can be tightened relative to the limiting seat, and the mounting seat is driven to apply pre-tightening force to the filter element.

Compared with the prior art, the utility model has the following outstanding advantages and effects: according to the utility model, through the optimized design, the assembly space can be reduced by adopting the side row design, and the dust exhaust phenomenon is prevented from soaking.

The features of the present invention will be apparent from the accompanying drawings and from the detailed description of the preferred embodiments which follows.

Drawings

FIG. 1 is a schematic overall sectional view of the present invention;

FIG. 2 is a schematic view of the overall mounting structure of the present invention;

FIG. 3 is a schematic structural diagram of a mounting seat and a pre-tightening mechanism according to the present invention;

wherein, 1, an air inlet mechanism; 11. an air intake housing; 12. a wind impeller; 13. an air inlet cavity; 14. an air inlet; 2. a central tube; 3. a filtering mechanism; 31. a first housing; 32. a second housing; 321. a cylindrical housing; 322. an inverted conical shell; 33. a first cavity; 34. a second cavity; 35. a third cavity; 36. a flow channel; 37. an air outlet pipe; 4. a guide housing; 5. a filter element; 6. a pre-tightening mechanism; 61. a base; 62. pre-tightening the nut; 63. pre-tightening the screw; 64. a limiting seat; 7. a dust exhaust pipe; 71. a dust exhaust hood pipe; 72. clamping a hoop; 8. a mounting seat; 9. a fastener.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained below by combining the specific drawings.

As shown in fig. 1 to fig. 3, the present embodiment discloses an air cleaner with a side dust exhaust mechanism, which includes an air intake mechanism 1, a central tube 2, and a filtering mechanism 3, where the air intake mechanism 1 includes an air intake housing 11 and an air impeller 12 located inside the air intake housing 11, an air inlet 14 is provided in the air intake housing 12, the air impeller 12 is used to guide air and input the air into an air intake cavity 13, the air intake cavity 13 is abutted to the central tube 2, is communicated with an inner cavity of the central tube 2, and is communicated to a first cavity 33 through the central tube 2.

Preferably, the filtering mechanism 3 comprises a first shell 31 and a second shell 32, the first shell 31 and the second shell 32 are butt-jointed by a plurality of locking fasteners 9, an air outlet pipe 37 is arranged on the outer side wall of the first shell 31, a dust exhaust pipe 7 is arranged on the lower part of the outer side wall of the second shell 32, and the dust exhaust pipe 7 extends obliquely and downwards; the position design of the dust exhaust pipe 7 is optimized, the assembly space can be reduced by adopting the side exhaust design, and the dust exhaust phenomenon is prevented from occurring.

Preferably, second casing 32 is including the cylindricality casing 321 that is located upper portion and the back taper casing 322 that is located the lower part, and dust exhaust pipe 7 is located back taper casing 322's toper lateral wall, optimizes second casing 32 shape structure for dust exhaust pipe 7's mounted position is more reasonable effective, utilizes back taper structural design characteristic, realizes the slope and discharges the design, is favorable to inside dust exhaust simultaneously.

Preferably, the inner diameter and bore size of the dust exhaust pipe 7 is not larger than the size of the tapered side wall of the inverted conical shell 322, and the outer diameter and size of the dust exhaust pipe 7 are generally the same as the size of the tapered side wall of the inverted conical shell 322.

Preferably, a dust exhaust cover pipe 71 is arranged outside the dust exhaust pipe 7, and the dust exhaust cover pipe 71 is fixedly matched with the dust exhaust pipe 7 through a clamping hoop 72.

Preferably, the dust exhaust pipe 7 is communicated with the first cavity 33, the bottom surface of the first cavity 33 is in transition extension with the pipe orifice of the dust exhaust pipe 7, so that dust exhaust is facilitated, the first cavity 33 is communicated and matched with the bottom end of the central pipe 2, and the top end of the central pipe 2 is communicated and matched with the inner cavity of the air inlet mechanism 1.

Preferably, the filter mechanism 3 is further provided with a second cavity 34 and a third cavity 35, a flow passage 36 is arranged between the second cavity 34 and the third cavity 35, the filter element 5 is arranged between the first cavity 33 and the second cavity 34 at an interval, the upper portion of the filter element 5 is provided with a guide cover 4 in a sealing fit manner, the lower portion of the filter element 5 is provided with a mounting seat 8 in a sealing fit manner, the filter element 5 is arranged in an annular manner, the flow passage 36 is arranged between the guide cover 4 and the central tube 2, the flow passage 36 is used for penetrating through the second cavity 34 and the third cavity 35, and the third cavity 35 is penetrated through the air outlet tube 37.

Preferably, the mounting seat 8 is provided with a pre-tightening mechanism 6, the pre-tightening mechanism 6 comprises a base 61, a pre-tightening screw 63, a pre-tightening nut 62 and a limiting seat 64, the limiting seat 64 is fixed in the inner wall of the central tube 2, the base 61 stretches across the outside of the port of the central tube 2, one end of the pre-tightening screw 63 can be adjusted and matched with the base 61 and extends outwards to be matched with the pre-tightening nut 62, and the other end of the pre-tightening screw 63 is welded and fixed on the limiting seat 64; when the pre-tightening nut 62 is adjusted to be matched with the pre-tightening screw 63 in a rotating mode, the base 61 can be tightened relative to the limiting seat 64, and the mounting seat 8 is provided to apply pre-tightening force to the filter element 5; and a pre-tightening mechanism 6 is added for applying pre-tightening force to the filter element 5 and increasing the sealing effect between the filter element 5 and the guide cover 4 and between the filter element and the mounting seat 8.

It will be appreciated by those skilled in the art that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the utility model are intended to be embraced therein.

Claims

1. The utility model provides an air cleaner with side dust exhaust mechanism, includes air inlet mechanism, center tube and filtering mechanism, its characterized in that: the filter mechanism comprises a first shell and a second shell, the first shell and the second shell are installed in a butt joint mode through a plurality of locking pieces, an air outlet pipe is arranged on the outer side wall of the first shell, a dust exhaust pipe is arranged on the lower portion of the outer side wall of the second shell, and the dust exhaust pipe is arranged in a manner of extending downwards in an inclined mode.

2. An air cleaner having a side dust exhaust mechanism according to claim 1, wherein: the second casing is including the cylindricality casing that is located upper portion and the back taper casing that is located the lower part, the dust exhaust pipe is located on the toper lateral wall of back taper casing.

3. An air cleaner having a side dust exhaust mechanism according to claim 2, wherein: the size of the inner diameter hole cavity of the dust exhaust pipe is not larger than that of the conical side wall of the inverted conical shell.

4. An air cleaner having a side dust exhaust mechanism according to claim 1, wherein: the dust exhaust pipe is externally provided with a dust exhaust cover pipe, and the dust exhaust cover pipe is fixedly matched with the dust exhaust pipe through a hoop.

5. An air cleaner having a side dust exhaust mechanism according to claim 1, wherein: the dust exhaust pipe is communicated with the first cavity, the bottom surface of the first cavity and the pipe opening of the dust exhaust pipe are in transition extension, the first cavity is communicated and matched with the bottom end of the central pipe, and the top end of the central pipe is communicated and matched with the inner cavity of the air inlet mechanism.

6. An air cleaner having a side dust exhaust mechanism according to claim 5, wherein: a second cavity and a third cavity are further arranged in the filtering mechanism, a flow channel is arranged between the second cavity and the third cavity, and a filter element is arranged between the first cavity and the second cavity at an interval.

7. An air cleaner having a side dust exhaust mechanism according to claim 6, wherein: the filter core upper portion is sealed to cooperate and is equipped with the guide housing, and the sealed cooperation in lower part is equipped with the mount pad, the filter core is cyclic annular setting.

8. An air cleaner having a side dust exhaust mechanism according to claim 7, wherein: and a flow passage is arranged between the guide cover and the central tube and is used for penetrating through the second cavity and the third cavity.

9. An air cleaner having a side dust discharging mechanism according to claim 6 or 8, wherein: the third cavity is communicated with the air outlet pipe.

10. An air cleaner having a side dust exhaust mechanism according to claim 7, wherein: the mounting seat is provided with a pre-tightening mechanism, the pre-tightening mechanism comprises a base, a pre-tightening screw rod, a pre-tightening nut and a limiting seat, the limiting seat is fixed in the inner wall of the central tube, the base stretches across the outside of the port of the central tube, one end of the pre-tightening screw rod can be adjusted and matched with the base and extends outwards to be matched with the pre-tightening nut, and the other end of the pre-tightening screw rod is welded and fixed on the limiting seat; when the pre-tightening nut is adjusted to be matched with the pre-tightening screw rod in a rotating mode, the base can be tightened relative to the limiting seat, and the mounting seat is driven to apply pre-tightening force to the filter element.