CN216604491U

CN216604491U - Double-sealing air filter element device

Info

Publication number: CN216604491U
Application number: CN202123358309.2U
Authority: CN
Inventors: 牛建国; 陈成礼; 陈爱晓
Original assignee: Zhejiang Yaou Motorcycle Parts Co ltd
Current assignee: Zhejiang Yaou Motorcycle Parts Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-27
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a double-sealing air filter element, and particularly relates to the technical field of filter elements. The air filter element device can effectively play a better sealing role on the top and the bottom of the air filter element device, avoids the hard contact of the upper and lower related connecting parts of the air filter element device, improves the sealing performance and the filtering effect of the air filter element device, and is convenient to disassemble and assemble.

Description

Double-sealing air filter element device

Technical Field

The utility model relates to the technical field of air filter elements, in particular to a double-sealing air filter element.

Background

The air filter is a device for removing particulate impurities in air, is mainly applied to the fields of pneumatic machinery, internal combustion machinery and the like, and is used for providing clean air for mechanical equipment so as to prevent the mechanical equipment from sucking air with impurity particles in the work and increase the probability of abrasion and damage. The upper and lower connection parts of the air filter are mostly in rigid contact, and the sealing performance is general.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a dual-sealing air filter to solve the above-mentioned problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a dual leakproofness air filter ware, includes filter core ware body and communicates advance pipe and exit tube on filter core ware body, filter core ware body includes the shell and establishes at the inside air filter core of shell, there are sealed lid and lower sealing cover in the top of shell and inside threaded connection respectively in the bottom, the surface of the relative one end of sealed lid and lower sealing cover all overlaps and is equipped with double-deck sealing washer, just the interior outer capping of sealed lid and lower sealing cover all is equipped with the elastic sealing layer, the inner race face of sealed lid and lower sealing cover all is equipped with the elastic sealing ring, just the surface of advancing pipe and exit tube is all closely established to the internal surface of elastic sealing ring closely the cover.

Preferably, the outer lane face of double-deck sealing washer is equipped with two elasticity convex parts, just elasticity convex part and double-deck sealing washer structure as an organic whole, just the equal inseparable internal surface of contradicting at the shell of double-deck sealing washer and elasticity convex part's surface.

Preferably, the outer surface of the elastic sealing ring is flush with the outer surfaces of the upper sealing cover and the lower sealing cover respectively, and the elastic sealing ring is positioned in the elastic sealing layer.

Preferably, the outer surfaces of the elastomeric sealing layer are closely attached to the top and bottom of the housing, respectively.

The utility model has the technical effects and advantages that:

1. compared with the prior art, through setting up double-deck sealing washer, elastic sealing layer and elastic sealing ring etc. can effectively play better sealed effect to air filter ware top and bottom, avoided air filter ware about relevant connecting portion be rigid contact, improved air filter ware's firm sealing performance and filter effect, and the dismouting of being convenient for facilitates the use.

2. Compared with the prior art, through setting up elasticity convex part, strengthened the elastoplasticity of double-deck sealing washer, further improved the leakproofness and the sealed effect of double-deck sealing washer.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a partial cross-sectional structure of a filter cartridge body according to the present invention.

Fig. 3 is a schematic structural view of the lower sealing cap of the present invention.

Fig. 4 is a schematic structural view of the upper sealing cover of the present invention.

Fig. 5 is a schematic structural diagram of the double-layer sealing ring of the present invention.

The reference signs are: 1. a filter element device body; 2. feeding a pipe; 3. discharging a pipe; 4. a housing; 5. an inner air filter element; 6. an upper sealing cover; 7. a lower sealing cover; 8. a double-layer sealing ring; 9. an elastomeric sealing layer; 10. an elastic sealing ring; 11. an elastic protrusion.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

The dual-sealing air filter element device as shown in the attached figures 1-5 comprises a filter element device body 1, and an inlet pipe 2 and an outlet pipe 3 which are communicated with the filter element device body 1, wherein the filter element device body 1 comprises a shell 4 and an inner air filter element 5 arranged in the shell 4, an upper sealing cover 6 and a lower sealing cover 7 are respectively in threaded connection with the top end and the bottom end of the shell 4, double-layer sealing rings 8 are respectively sleeved on the outer surfaces of the opposite ends of the upper sealing cover 6 and the lower sealing cover 7, elastic sealing layers 9 are respectively arranged on the inner cover surfaces and the outer cover surfaces of the upper sealing cover 6 and the lower sealing cover 7, elastic sealing rings 10 are respectively arranged on the inner ring surfaces of the upper sealing cover 6 and the lower sealing cover 7, and the inner surfaces of the elastic sealing rings 10 are respectively and tightly sleeved on the outer surfaces of the inlet pipe 2 and the outlet pipe 3; the outer surfaces of the elastic sealing rings 10 are flush with the outer surfaces of the upper sealing cover 6 and the lower sealing cover 7 respectively, and the elastic sealing rings 10 are positioned in the elastic sealing layer 9; the outer surfaces of the elastic sealing layers 9 are respectively and tightly attached to the top and the bottom of the shell 4;

wherein, can inject upper seal cover 6, lower seal cover 7 and double-deck sealing washer 8 on it into shell 4 after a certain position and screw up, and the elastic sealing layer 9 of the capping closely contradicts the laminating at the top and the bottom of shell 4 in upper seal cover 6 and lower seal cover 7 internal cover face, and in the time of upper seal cover 6 and lower seal cover 7 are installed on shell 4, elastic sealing ring 10 on it wears to overlap respectively and blocks its relevant department on advancing pipe 2 and exit tube 3 and seal, thereby can effectively play better double-deck sealed effect to air filter ware top and bottom, it is hard contact to have avoided air filter ware upper and lower relevant connecting portion to be, reduce wearing and tearing, the firm sealing performance and the filter effect that filter element ware body 1 needs the sealed department have been improved, and the dismouting of being convenient for, and when other device parts etc. are connected with filter element ware body 1 contact, that elastic sealing layer 9 on the capping face and other device parts on the outer capping side of shell 4 are kept away from to upper seal cover 6 and lower seal cover 7 promptly The contact is non-rigid contact, reduces abrasion and the like, and is convenient to use.

In a preferred embodiment, as shown in fig. 5, the outer ring surface of the double-layer sealing ring 8 is provided with two elastic protrusions 11, the elastic protrusions 11 and the double-layer sealing ring 8 are of an integral structure, and the outer surfaces of the double-layer sealing ring 8 and the elastic protrusions 11 tightly abut against the inner surface of the housing 4, so as to improve the sealing performance and the sealing effect of the relevant connection.

The working principle of the utility model is as follows: can be with last sealed lid 6, after the double-deck sealing washer 8 on the lower sealing lid 7 and injects shell 4 internal locating position and screw up, and the elastic sealing layer 9 atress of the capping closely contradicts the laminating at the top and the bottom of shell 4 in last sealed lid 6 and the lower sealing lid 7, and in the time of installing on shell 4 at last sealed lid 6 and lower sealing lid 7, elastic sealing ring 10 on it wears to overlap respectively and blocks sealedly on advancing pipe 2 and exit tube 3 to its relevant department, the sealing performance that filter core ware body 1 needs sealed department has been improved, and the dismouting of being convenient for.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dual leakproofness air filter ware, includes filter core ware body (1) and communicates advance pipe (2) and exit tube (3) on filter core ware body (1), its characterized in that: filter core ware body (1) includes shell (4) and establishes interior air filter (5) in shell (4) inside, the top of shell (4) and bottom inside respectively threaded connection have last sealed lid (6) and lower sealing lid (7), the surface of going up sealed lid (6) and the relative one end of lower sealing lid (7) all overlaps and is equipped with double-deck sealing washer (8), just the interior capping of going up sealed lid (6) and lower sealing lid (7) all is equipped with elastic sealing layer (9), the inner circle face of going up sealed lid (6) and lower sealing lid (7) all is equipped with elastic sealing ring (10), just the surface of advancing pipe (2) and exit tube (3) is all closely established to the equal inseparable cover of internal surface of elastic sealing ring (10).

2. A dual containment air filter cartridge according to claim 1 wherein: the outer lane face of double-deck sealing washer (8) is equipped with two elasticity convex parts (11), just elasticity convex part (11) and double-deck sealing washer (8) structure as an organic whole, just the surface of double-deck sealing washer (8) and elasticity convex part (11) all closely contradicts at the internal surface of shell (4).

3. A dual containment air filter cartridge according to claim 1 wherein: the outer surface of the elastic sealing ring (10) is flush with the outer surfaces of the upper sealing cover (6) and the lower sealing cover (7) respectively, and the elastic sealing ring (10) is positioned in the elastic sealing layer (9).

4. A dual containment air filter cartridge according to claim 3 wherein: the outer surface of the elastic sealing layer (9) is tightly attached to the top and the bottom of the shell (4) respectively.