CN213175896U

CN213175896U - Spin-on diesel filter convenient to dismantle installation

Info

Publication number: CN213175896U
Application number: CN202021980788.4U
Authority: CN
Inventors: 林恒
Original assignee: Fujian Fengye Filter Co ltd
Current assignee: Fujian Fengye Filter Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-05-11
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses a spin-on diesel oil filter convenient to dismantle installation, including filter shell, meticulous filter core, closing cap and gag lever post, the compensation ring is installed to the upper end of filter shell, and goes up the upside of compensation ring and be provided with the closing cap, the upside of closing cap is provided with the sealing ring, and the inboard of closing cap installs out oil pipe, go up the inboard of sealing ring and install the collar, the downside that goes out oil pipe is provided with meticulous filter core, the downside of installation base is provided with the gag lever post, the mount pad is installed to the lower extreme of locating plate, the downside of limiting plate is provided with down the sealing ring. This spin-on diesel oil filter convenient to dismantle installation is convenient for carry out the novel dismantlement installation to inside part, makes its inside part of being convenient for change, need not to change the filter when the inside part of filter goes wrong wholly, reduces the replacement cost, and can carry out secondary filter to diesel oil, improves the filter effect.

Description

Spin-on diesel filter convenient to dismantle installation

Technical Field

The utility model relates to a diesel fuel filter technical field specifically is a spin-on diesel fuel filter convenient to dismantle installation.

Background

The diesel filter can filter impurities and moisture in diesel, prevents the impurities or the moisture in the diesel from damaging an engine, and plays a crucial role in engine composition, but most spin-on diesel filters on the market still have some problems, such as:

the installation is dismantled to be not convenient for, and it is whole to need change the filter when leading to filter internals to go wrong to increase the replacement cost, and be not convenient for carry out a lot of filtration to diesel oil, make the filter effect good inadequately, consequently, the utility model provides a spin-on diesel oil filter convenient to dismantle the installation, with the problem of solving the aforesaid and proposing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spin-on diesel oil filter convenient to dismantle installation to solve most spin-on diesel oil filters on the market that propose in the above-mentioned background art and be not convenient for dismantle the installation, need change the filter wholly when leading to filter internals to go wrong, thereby increase the replacement cost, and be not convenient for carry out a lot of filtration to diesel oil, make the not good enough problem of filter effect.

In order to achieve the above object, the utility model provides a following technical scheme: a spin-on diesel filter convenient to disassemble and assemble comprises a filter shell, a fine filter element, a sealing cover and a limiting rod, wherein an upper compensation ring is installed at the upper end of the filter shell, the sealing cover is arranged on the upper side of the upper compensation ring, an upper sealing ring is arranged on the upper side of the sealing cover, an oil outlet pipe is installed on the inner side of the sealing cover, an installation ring is installed on the inner side of the upper sealing ring, a coarse strainer is arranged on the inner side of the installation ring, the fine filter element is arranged on the lower side of the oil outlet pipe, an installation base is fixed on the lower side of the fine filter element, the limiting rod is arranged on the lower side of the installation base, a positioning plate is installed on the lower side of the limiting rod, an installation seat is installed at the lower end of the positioning plate, a limiting plate is arranged on the outer side of the installation seat, a limiting groove is formed, and the upper end of the water outlet valve is provided with a lower compensation ring.

Preferably, the limiting plate is in sliding connection with the limiting groove, and the cross section of the limiting groove is arc-shaped.

Preferably, the mounting ring and the sealing cover are in nested connection, the sealing cover and the filter shell are in threaded connection, and the sealing cover and the upper compensation ring are in fit arrangement.

Preferably, the water outlet valve is in threaded connection with the mounting seat, and the water outlet valve and the lower compensation ring are arranged in a fit manner.

Preferably, the positioning plate is in sliding connection with the mounting seat, and the positioning plate is elastically connected with the filter shell through a spring.

Preferably, the limiting rod is connected with the mounting base in a clamping manner, and the limiting rod is distributed in an equal angle mode relative to the center of the mounting base.

Compared with the prior art, the beneficial effects of the utility model are that: the spin-on diesel oil filter convenient to disassemble and assemble facilitates novel disassembly and assembly of internal parts, facilitates replacement of the internal parts, does not need replacement of the whole filter when the internal parts of the filter have problems, reduces replacement cost, can perform secondary filtration on diesel oil, and improves filtration effect;

1. the filter is characterized in that the inner part of the filter shell is easy to open through the threaded connection between the sealing cover and the filter shell, so that internal accessories are replaced, the fine filter element is convenient to replace through the clamping between the limiting rod and the mounting base, the whole filter does not need to be replaced when the internal parts of the filter have problems, and the replacement cost is reduced;

2. the coarse filter screen can be used for primarily filtering diesel oil, and then the fine filter core is used for fine filtering, so that damage of large particle impurities to the fine filter core can be reduced, and the secondary filtering of the diesel oil can be realized, and the filtering effect is improved;

3. can compensate the gap between filter shell and the closing cap through the laminating setting between last compensating ring and filter shell and the closing cap, avoid diesel oil to spill along with the gap, and through the laminating setting between compensating ring and the outlet valve down, can compensate the gap between outlet valve and the mount pad, avoid liquid to spill.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the limiting plate and the filter housing;

FIG. 3 is a schematic view of the overlooking structure of the connection between the limiting plate and the limiting groove of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a filter housing; 2. installing a base; 3. a limiting plate; 4. a fine filter element; 5. sealing the cover; 6. an upper seal ring; 7. a mounting ring; 8. coarse filtration; 9. an oil outlet pipe; 10. an upper compensation ring; 11. a mounting seat; 12. a lower seal ring; 13. a water outlet valve; 14. positioning a plate; 15. a limiting rod; 16. a lower compensation ring; 17. a limiting groove.

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. 1-4, the present invention provides a technical solution: a spin-on diesel filter convenient for disassembly and assembly comprises a filter shell 1, an installation base 2, a limiting plate 3, a fine filter element 4, a sealing cover 5, an upper sealing ring 6, an installation ring 7, a coarse filter screen 8, an oil outlet pipe 9, an upper compensation ring 10, an installation base 11, a lower sealing ring 12, a water outlet valve 13, a positioning plate 14, a limiting rod 15, a lower compensation ring 16 and a limiting groove 17, wherein the upper end of the filter shell 1 is provided with the upper compensation ring 10, the upper side of the upper compensation ring 10 is provided with the sealing cover 5, the upper side of the sealing cover 5 is provided with the upper sealing ring 6, the inner side of the sealing cover 5 is provided with the oil outlet pipe 9, the inner side of the upper sealing ring 6 is provided with the installation ring 7, the inner side of the installation ring 7 is provided with the coarse filter screen 8, the lower side of the oil outlet pipe 9 is provided with the fine filter element 4, the lower side of, a positioning plate 14 is arranged on the lower side of the limiting rod 15, an installation seat 11 is arranged at the lower end of the positioning plate 14, a limiting plate 3 is arranged on the outer side of the installation seat 11, a limiting groove 17 is formed in the lower side of the installation seat 11, a lower sealing ring 12 is arranged on the lower side of the limiting plate 3, a water outlet valve 13 is arranged on the lower side of the lower sealing ring 12, and a lower compensation ring 16 is arranged at the upper end of the water outlet valve 13;

as shown in fig. 3, the limiting plate 3 is slidably connected with the limiting groove 17, and the cross section of the limiting groove 17 is arc-shaped, so that the limiting plate 3 can be driven to expand by the rotation of the mounting seat 11, as shown in fig. 1, the mounting ring 7 is in nested connection with the sealing cover 5, the sealing cover 5 is in threaded connection with the filter housing 1, and the sealing cover 5 and the upper compensation ring 10 are in fit arrangement, so that the coarse filter screen 8 in the mounting ring 7 can preliminarily filter diesel oil, and the filtering burden of the fine filter element 4 is reduced, as shown in fig. 1 and 4, the water outlet valve 13 is in threaded connection with the mounting seat 11, and the water outlet valve 13 is in fit arrangement with the lower compensation ring 16, so that the lower compensation ring 16 can compensate for a gap between the water outlet valve 13 and the mounting seat 11;

as shown in fig. 1, the positioning plate 14 is slidably connected to the mounting seat 11, and the positioning plate 14 is elastically connected to the filter housing 1 through a spring, so that the positioning plate 14 has an automatic resetting capability, as shown in fig. 1 and 2, the limiting rod 15 is connected to the mounting base 2 in a snap-fit manner, and the limiting rod 15 is distributed at equal angles with respect to the center of the mounting base 2, so that the mounting base 2 has a stable mounting structure.

The working principle is as follows: when the spin-on diesel filter convenient to detach and mount is used, firstly, as shown in fig. 1, diesel oil is primarily filtered through a coarse filter screen 8 in a mounting ring 7, large-particle impurities are filtered and then enter a filter housing 1, the large-particle impurities pass through a fine filter element 4 again, clean diesel oil is guided out through an oil outlet pipe 9, moisture contained in the diesel oil can sink to the lower side of the filter housing 1 according to different oil-water densities, as shown in fig. 1 and 4, water can flow out through an opening in the inner side of a mounting seat 11 and then is guided out through a water outlet valve 13, a gap between the water outlet valve 13 and the mounting seat 11 can be compensated through a lower compensation ring 16, and a gap between the mounting seat 11 and the filter housing 1 can be compensated through a lower sealing ring 12;

when the parts in the filter shell 1 need to be replaced, the sealing cover 5 is rotated to expose the interior of the filter shell 1, the upper compensation ring 10 is detached, the oil outlet pipe 9 is pressed to move the mounting base 2 downwards, so that the limiting plate 3 limits the limiting rod 15, the limiting rod 15 does not clamp the mounting base 2 any more, the fine filter element 4 and the mounting base 2 can be taken out, the fine filter element 4 is replaced, then, as shown in figure 3, the water outlet valve 13 is rotated to drive the mounting base 11 to rotate, so that the limiting plate 3 moves along with the limiting groove 17 and expands outwards, the limiting plate 3 does not limit the limiting rod 15 any more, the positioning plate 14 can automatically reset through the elastic connection between the positioning plate 14 and the filter shell 1, and then the limiting rod 15 can automatically reset through the elastic connection between the limiting rod 15 and the positioning plate 14, install new meticulous filter core 4, press installation base 2 in gag lever post 15, make gag lever post 15 and installation base 2 carry out the block, again with the upper compensating ring 10 nestification after the clearance in filter shell 1 again, install closing cap 5 again with filter shell 1 afterwards, this is this spin-on diesel filter's convenient to dismantle the installation application method.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a spin-on diesel filter convenient to dismantle installation, includes filter housing (1), meticulous filter core (4), closing cap (5) and gag lever post (15), its characterized in that: the filter comprises a filter shell (1), wherein an upper compensation ring (10) is installed at the upper end of the filter shell (1), a sealing cover (5) is arranged on the upper side of the upper compensation ring (10), an upper sealing ring (6) is arranged on the upper side of the sealing cover (5), an oil outlet pipe (9) is installed on the inner side of the sealing cover (5), an installation ring (7) is installed on the inner side of the upper sealing ring (6), a coarse strainer (8) is arranged on the inner side of the installation ring (7), a fine filter element (4) is arranged on the lower side of the oil outlet pipe (9), an installation base (2) is fixed on the lower side of the fine filter element (4), a limiting rod (15) is arranged on the lower side of the installation base (2), a positioning plate (14) is installed on the lower side of the limiting rod (15), an installation base (11) is installed on the lower end of the positioning plate (14), a limiting plate (3) is, the lower side of the limiting plate (3) is provided with a lower sealing ring (12), the lower side of the lower sealing ring (12) is provided with a water outlet valve (13), and the upper end of the water outlet valve (13) is provided with a lower compensating ring (16).

2. The spin-on diesel filter of claim 1, wherein the spin-on diesel filter is adapted to be easily removed and installed by: the limiting plate (3) is in sliding connection with the limiting groove (17), and the cross section of the limiting groove (17) is arc-shaped.

3. The spin-on diesel filter of claim 1, wherein the spin-on diesel filter is adapted to be easily removed and installed by: the mounting ring (7) is connected with the sealing cover (5) in a nested mode, the sealing cover (5) is in threaded connection with the filter shell (1), and the sealing cover (5) and the upper compensation ring (10) are arranged in a fit mode.

4. The spin-on diesel filter of claim 1, wherein the spin-on diesel filter is adapted to be easily removed and installed by: the water outlet valve (13) is in threaded connection with the mounting seat (11), and the water outlet valve (13) and the lower compensation ring (16) are arranged in an attaching mode.

5. The spin-on diesel filter of claim 1, wherein the spin-on diesel filter is adapted to be easily removed and installed by: the positioning plate (14) is in sliding connection with the mounting seat (11), and the positioning plate (14) is in elastic connection with the filter shell (1) through a spring.

6. The spin-on diesel filter of claim 1, wherein the spin-on diesel filter is adapted to be easily removed and installed by: the limiting rod (15) is connected with the mounting base (2) in a clamping mode, and the limiting rod (15) is distributed in an equal angle mode relative to the center of the mounting base (2).