CN217092664U

CN217092664U - Filter convenient to renew cartridge more

Info

Publication number: CN217092664U
Application number: CN202220796630.4U
Authority: CN
Inventors: 熊敏; 徐学峰; 徐思博
Original assignee: Ruian Xufeng Auto Parts Co ltd
Current assignee: Ruian Xufeng Auto Parts Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-08-02
Anticipated expiration: 2032-04-07

Abstract

The utility model discloses a filter convenient to renew cartridge, including the casing, the top movable mounting of casing has the apron, and the middle-end fixed mounting at apron top has the lug, and the fixed mounting all around at casing top has the external seal circle, and the top movable mounting of casing inner chamber has the thread plate. The utility model discloses a handheld lug, can drive it and rotate, and the lug can drive the threaded rod and rotate in the screwed hole in rotatory, simultaneously at the in-process of outside rotation, can directly drive the apron, the bottom plate, threaded plate and filter core body upwards rotate simultaneously, be convenient for directly take out the filter core body and change, and the setting through external seal circle and cutting ferrule, can play better leakproofness to the apron, solved current filter simultaneously when changing the filter core, can take place to reveal to the structure of changing the back installation, and change the operation smooth inadequately, be not convenient for change, can not satisfy the problem of present market demand.

Description

Filter convenient to renew cartridge more

Technical Field

The utility model relates to a filter technical field specifically is a filter convenient to renew cartridge more.

Background

The filter is a filter that filters impurities or gas through filter paper. Generally referred to as an automobile filter, is an accessory of an engine. The method is divided into the following steps according to different filtering functions: oil filters, fuel filters (gasoline filters, diesel filters, oil-water separators, hydraulic filters), air filters, air-conditioning filters, and the like. The engine has three filters of air, engine oil and fuel oil, generally called three filters, and an air-conditioning filter, commonly called four filters. The filter is respectively responsible for the filtration of a lubricating system, a medium in a combustion system, an engine air inlet system and a carriage air circulation system, when a filter element is replaced, the existing filter can leak the structure installed after replacement, the replacement operation is not smooth enough, the replacement is not convenient, and the requirement of the existing market can not be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filter convenient to renew cartridge possesses the advantage of the renew cartridge of being convenient for, has solved current filter when carrying out the renew cartridge, can take place to reveal to the structure of installing after the change, and the change operation is smooth inadequately, is not convenient for change, can not satisfy the problem of present market demand.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a filter convenient to renew cartridge, includes the casing, the top movable mounting of casing has the apron, the middle-end fixed mounting at apron top has the lug, the fixed mounting all around at casing top has the external seal circle, the top movable mounting of casing inner chamber has the threading board, the bottom fixed mounting of threading board has the check valve, the middle-end fixed mounting of check valve bottom has the center tube, the bottom fixed mounting of center tube has the end cover, the bottom fixed mounting of end cover has filter core body, the middle-end activity card at casing top is equipped with the bottom plate, the bottom of bottom plate is laminated with the top of threading board mutually.

Preferably, the middle end of the top of the shell and the bottom of the cover plate are provided with threaded holes, the bottom of the convex block is fixedly provided with a threaded rod, and the threaded holes are in threaded connection with the threaded rod.

Preferably, the top of casing and the outside fixed mounting that is located the apron have the cutting ferrule, the inboard of cutting ferrule is laminated each other with the outside of apron.

Preferably, the top of the threaded plate is movably clamped at the top of the inner cavity of the shell, and a bypass valve is fixedly mounted at the middle end of the bottom of the shell.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a handheld lug, can drive it and rotate, and the lug can drive the threaded rod and rotate in the screwed hole when rotatory, simultaneously at the in-process of outside rotation, can directly drive the apron, the bottom plate, threaded plate and filter core body upwards rotate simultaneously, be convenient for directly take out filter core body and change, and the setting through external seal circle and cutting ferrule, can play better leakproofness to the apron, the sealing performance after changing filter core body reinstallation has also been guaranteed, the current filter has been solved simultaneously when changing the filter core, can take place to reveal to the structure of installing after changing, and the change operation is smooth inadequately, be not convenient for change, can not satisfy the problem of present market demand.

Drawings

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

FIG. 2 is a schematic view of the cover plate structure of the present invention;

fig. 3 is a partial sectional view of the shell structure of the present invention.

In the figure: 1. a housing; 2. an outer sealing ring; 3. a card sleeve; 4. a base plate; 5. a cover plate; 6. a bump; 7. a filter element body; 8. an end cap; 9. a thread plate; 10. a check valve; 11. a central tube; 12. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a filter convenient for replacing a filter element comprises a casing 1, a cover plate 5 is movably mounted on the top of the casing 1, a convex block 6 is fixedly mounted at the middle end of the top of the cover plate 5, an outer sealing ring 2 is fixedly mounted on the periphery of the top of the casing 1, a thread plate 9 is movably mounted at the top of an inner cavity of the casing 1, a check valve 10 is fixedly mounted at the bottom of the thread plate 9, a central pipe 11 is fixedly mounted at the middle end of the bottom of the check valve 10, an end cover 8 is fixedly mounted at the bottom of the central pipe 11, a filter element body 7 is fixedly mounted at the bottom of the end cover 8, a bottom plate 4 is movably clamped at the middle end of the top of the casing 1, the bottom of the bottom plate 4 is attached to the top of the thread plate 9, a threaded hole 12 is formed in the middle end of the top of the casing 1 and positioned at the bottom of the cover plate 5, a threaded rod is fixedly mounted at the bottom of the convex block 6, the threaded hole 12 is in threaded connection with the threaded rod, a clamping sleeve 3 is fixedly mounted at the top of the casing 1 and positioned at the outer side of the cover plate 5, the inner side of the cutting sleeve 3 is mutually attached to the outer side of the cover plate 5, the top of the thread plate 9 is movably clamped at the top of the inner cavity of the shell 1, a bypass valve is fixedly arranged at the middle end of the bottom of the shell 1, the protrusion 6 can be driven to rotate by hand, the protrusion 6 can drive the threaded rod to rotate in the threaded hole 12 while rotating, meanwhile, in the process of outward rotation, the cover plate 5, the bottom plate 4, the thread plate 9 and the filter element body 7 can be directly driven to rotate upwards at the same time, the filter element body 7 can be directly taken out for replacement, better sealing performance can be achieved for the cover plate 5 through the arrangement of the outer sealing ring 2 and the cutting sleeve 3, the sealing performance after the filter element body 7 is replaced again can be ensured, meanwhile, the problem that the structure installed after replacement can be leaked when the filter element of the existing filter is replaced is solved, and the replacement operation is not smooth enough, is inconvenient to replace and can not meet the current market demand.

During the use, handheld lug 6 drives and rotates, and lug 6 can drive the threaded rod in rotatory and rotate at screw hole 12, simultaneously at the in-process of outside rotation, can directly drive apron 5, bottom plate 4, the threading plate 9 and its filter core body 7 upwards rotate simultaneously, be convenient for directly take out filter core body 7 and change, and can play better leakproofness to apron 5 through outer seal ring 2 and cutting ferrule 3, the sealing performance after changing filter core body 7 and installing once more has also been guaranteed.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A filter convenient for replacing a filter element comprises a shell (1), and is characterized in that: the top movable mounting of casing (1) has apron (5), the middle-end fixed mounting at apron (5) top has lug (6), fixed mounting all around at casing (1) top has outer sealing ring (2), the top movable mounting of casing (1) inner chamber has screw plate (9), the bottom fixed mounting of screw plate (9) has check valve (10), the middle-end fixed mounting of check valve (10) bottom has center tube (11), the bottom fixed mounting of center tube (11) has end cover (8), the bottom fixed mounting of end cover (8) has filter core body (7), the middle-end activity card at casing (1) top is equipped with bottom plate (4), the bottom of bottom plate (4) is laminated with the top of screw plate (9) mutually.

2. A filter cartridge for facilitating replacement of a filter cartridge as claimed in claim 1, wherein: the middle end of the top of the shell (1) is positioned at the bottom of the cover plate (5) and is provided with a threaded hole (12), the bottom of the convex block (6) is fixedly provided with a threaded rod, and the threaded hole (12) is in threaded connection with the threaded rod.

3. A filter cartridge for facilitating replacement of a filter cartridge as claimed in claim 1, wherein: the top of casing (1) just is located the outside fixed mounting of apron (5) and has cutting ferrule (3), the inboard of cutting ferrule (3) is laminated with the outside of apron (5) each other.

4. A filter cartridge for facilitating replacement of a filter cartridge as claimed in claim 1, wherein: the top of the thread plate (9) is movably clamped at the top of the inner cavity of the shell (1), and a bypass valve is fixedly installed at the middle end of the bottom of the shell (1).