CN210977732U

CN210977732U - Automobile fuel filter capable of prolonging replacement period

Info

Publication number: CN210977732U
Application number: CN201921930784.2U
Authority: CN
Inventors: 赵广宣; 吴启斌; 金毅; 徐文博
Original assignee: Henan Institute of Technology
Current assignee: Henan Institute of Technology
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-10
Anticipated expiration: 2029-11-11

Abstract

The utility model relates to the technical field of filters, in particular to an automobile fuel filter capable of prolonging the replacement period, which comprises a shell, wherein a convex ring is arranged on the inner wall of one side of the shell, the convex ring and the shell are in an integrated structure, a supporting tube is arranged inside the shell, the supporting tube is in threaded connection with the convex ring, a plurality of through holes are arranged on the outer wall of the circumference of the supporting tube near the middle position, a magnet bar is fixed on the inner wall of the supporting tube through bolts, two external threads are arranged on the outer wall of the circumference of the supporting tube near one end, a filter element is arranged on the outer wall of the circumference of the supporting tube near the external threads, the shape of the filter element is circular ring, a connecting ring is fixedly arranged on the inner wall of the connecting ring through bolts, internal threads are arranged on the inner wall of the connecting ring, convenient to detach, prolonged the change cycle of filter.

Description

Automobile fuel filter capable of prolonging replacement period

Technical Field

The utility model relates to a filter technical field, specifically speaking relates to a can prolong car fuel filter of change cycle.

Background

The filter is mainly used for filtering impurities, and when an automobile runs, impurities in air are easy to absorb when an engine works, so that the impurities and fuel enter together, the blockage phenomenon can be caused, the normal work of the engine is influenced, and the automobile fuel filter is required to be used. However, the existing automobile fuel filter needs to be replaced after being used for a period of time, so that the replacement period of the filter is shortened, the cost is increased, and the filter is not convenient to disassemble.

Disclosure of Invention

An object of the utility model is to provide a can prolong car fuel filter of change cycle to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a can prolong car fuel filter of change cycle, includes the casing, be equipped with the bulge loop on one side inner wall of casing, the bulge loop with the casing is the integrated into one piece structure, the inside of casing is equipped with the stay tube, the stay tube with threaded connection between the bulge loop, the circumference outer wall of stay tube is close to intermediate position department and has seted up a plurality of through-holes, there is the magnet stick through the bolt fastening on the inner wall of stay tube, it is equipped with two external screw threads to be close to one end department on the circumference outer wall of stay tube, the circumference outer wall of stay tube is located external screw thread department is equipped with the filter core, the shape of filter core is ring shape, there is the go-between through bolt fixed mounting on the annular inner wall of filter core, be equipped with the internal thread on the.

Preferably, a feed pipe is welded at one end of the shell, which is close to the convex ring, and one end of the feed pipe extends to the inside of the shell.

Preferably, the outer ring diameter of the filter element is equal to the inner diameter of the housing.

Preferably, the one end that the inlet pipe was kept away from to the casing is equipped with the joint protrusion, the joint protrusion with the casing is the integrated into one piece structure.

Preferably, the shell is close to the outer wall of one side of the connecting protrusion, a plurality of thread grooves are formed in the outer wall of the one side of the connecting protrusion, the connecting protrusion is provided with a connecting cover, a plurality of thread holes are formed in the connecting cover, fixing bolts are arranged in the thread holes, and the fixing bolts are in threaded connection with the thread holes and the thread grooves.

Preferably, the outer wall of one side of the connecting cover, which is far away from the shell, is welded with a discharge pipe, and the inner wall of the connecting cover is bonded with a sealing ring.

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

1. according to the automobile fuel filter capable of prolonging the replacement period, solid metal impurities such as ferric oxide in fuel can be adsorbed and removed through the magnet rod, so that the impurities are prevented from entering the filter element, the replacement frequency of the filter element is reduced, the service life of the filter element is prolonged, and the replacement period of the filter is prolonged; and convenient to detach can change the filter core, can clear up the stay tube.

2. This can prolong car fuel filter of change cycle through the setting of sealing washer, has strengthened the leakproofness of casing, avoids fuel to take place to reveal.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic structural view of a case in embodiment 1;

FIG. 3 is a schematic view showing the structure of the connecting cover in embodiment 1;

FIG. 4 is a partial sectional view schematically showing the structure of the casing in embodiment 1;

FIG. 5 is a schematic sectional view showing the structure of the casing according to embodiment 1;

FIG. 6 is a schematic structural view of a support tube in example 1;

FIG. 7 is a partial sectional view schematically showing the structure of a support tube in example 1;

fig. 8 is a schematic view of the construction of a filter cartridge according to example 1.

In the figure: 1. a housing; 10. a thread groove; 11. a connecting projection; 12. a feed pipe; 13. a convex ring; 14. a connecting cover; 140. a threaded hole; 141. a seal ring; 15. fixing the bolt; 16. a discharge pipe; 2. supporting a tube; 20. a through hole; 21. an external thread; 3. a filter element; 30. a connecting ring; 4. a magnet rod.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but 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.

In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1

The utility model provides a can prolong car fuel filter of change cycle, as shown in fig. 1-8, including casing 1, be equipped with bulge loop 13 on one side inner wall of casing 1, bulge loop 13 and casing 1 are integrated into one piece structure, the inside of casing 1 is equipped with stay tube 2, threaded connection between stay tube 2 and the bulge loop 13, the circumference outer wall of stay tube 2 is close to intermediate position department and has seted up a plurality of through-holes 20, there is magnet stick 4 through bolt fastening on the inner wall of stay tube 2, it is equipped with two external screw threads 21 to be close to one end department on the circumference outer wall of stay tube 2, the circumference outer wall of stay tube 2 is located external screw thread 21 department and is equipped with filter core 3, the shape of filter core 3 is the ring shape, there is a go-between 30 through bolt fastening on the annular inner wall of filter core 3, be equipped with.

In this embodiment, a feed pipe 12 is welded to an end of the housing 1 near the collar 13, an end of the feed pipe 12 extends into the interior of the housing 1, and fuel can enter the interior of the housing 1 through the feed pipe 12.

Specifically, the diameter of the outer ring of the filter element 3 is equal to the inner diameter of the shell 1, so that the outer ring of the filter element 3 is just attached to the inner wall of the shell 1, fuel entering the shell is completely filtered and purified through the filter element 3, and the filtering effect is enhanced.

Furthermore, one end of the shell 1, which is far away from the feeding pipe 12, is provided with a connecting protrusion 11, and the connecting protrusion 11 and the shell 1 are of an integrally formed structure, so that the connecting protrusion 11 and the shell 1 are connected more firmly. The outer wall of one side of the shell 1, which is close to the connecting protrusion 11, is provided with a plurality of thread grooves 10, the connecting protrusion 11 is provided with a connecting cover 14, the inside of the connecting cover 14 is provided with a plurality of thread holes 140, fixing bolts 15 are arranged in the thread holes 140, both the fixing bolts 15 and the thread holes 140 and the fixing bolts 15 and the thread grooves 10 are in threaded connection, the connecting cover 14 is covered on the shell 1, the fixing bolts 15 are screwed, and the connecting cover 14 can be stably fixed on the shell 1.

It should be noted that a discharge pipe 16 is welded on an outer wall of the side of the connection cover 14 away from the casing 1, the fuel after filtration and purification can be discharged through the discharge pipe 16, a sealing ring 141 is bonded on an inner wall of the connection cover 14, the sealing ring 141 is made of a rubber material, and has a good sealing performance, and the fuel inside the casing 1 can be prevented from leaking.

When the automobile fuel filter capable of prolonging the replacement period is used, the automobile fuel firstly enters the support tube 2 through the inlet tube 12, the metal impurities contained in the fuel can be removed through the magnet rod 4 by adsorption, the fuel enters the shell 1 through the through hole 20, the impurities in the fuel are sequentially filtered and purified through the two filter elements 3, finally the fuel with the impurities filtered is discharged through the discharge tube 16 for use of the automobile, after the filter is used for a period of time, the fixing bolt 15 is unscrewed, the connecting cover 14 can be detached, the support tube 2 and the filter elements 3 can be taken down by unscrewing the support tube 2, the impurities in the support tube 2 can be cleaned and removed, then the two filter elements 3 are rotated and taken down, the filter elements 3 far away from the connecting cover 14 can be replaced, the filter elements 3 near the connecting cover 14 are moved to the positions of the filter elements 3 far away from the connecting cover 14, and the newly replaced filter element 3 is moved to the position of the filter element 3 close to the connecting cover 14, the whole filter does not need to be replaced, and the replacement period of the filter is prolonged.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An automotive fuel filter capable of prolonging replacement cycle, comprising a housing (1), characterized in that: the novel filter is characterized in that a convex ring (13) is arranged on the inner wall of one side of the shell (1), the convex ring (13) and the shell (1) are of an integrally formed structure, a supporting tube (2) is arranged inside the shell (1), the supporting tube (2) is in threaded connection with the convex ring (13), a plurality of through holes (20) are formed in the position, close to the middle position, of the outer wall of the circumference of the supporting tube (2), a magnet rod (4) is fixed on the inner wall of the supporting tube (2) through bolts, two external threads (21) are arranged on the position, close to one end, of the outer wall of the circumference of the supporting tube (2), a filter element (3) is arranged at the position of the external threads (21), the filter element (3) is in a circular ring shape, a connecting ring (30) is fixedly installed on the inner wall of the ring of the filter element (3) through bolts, the connecting ring (30) is in threaded connection with the supporting tube (2); a feeding pipe (12) is welded at one end, close to the convex ring (13), of the shell (1), and one end of the feeding pipe (12) extends to the interior of the shell (1); the diameter of the outer ring of the filter element (3) is equal to the inner diameter of the shell (1).

2. The automotive fuel filter capable of extending the replacement cycle according to claim 1, characterized in that: casing (1) is kept away from the one end of inlet pipe (12) is equipped with connects arch (11), connect arch (11) with casing (1) is the integrated into one piece structure.

3. The automotive fuel filter capable of extending the replacement cycle according to claim 2, characterized in that: the casing (1) is close to a plurality of thread grooves (10) have been seted up on the one side outer wall of connecting arch (11), be equipped with on connecting arch (11) and connect lid (14), a plurality of screw holes (140) have been seted up to the inside of connecting lid (14), be equipped with fixing bolt (15) in screw hole (140), fixing bolt (15) with between screw hole (140) and fixing bolt (15) with be threaded connection between thread groove (10).

4. A fuel filter for an automobile capable of extending a replacement period according to claim 3, wherein: the connecting cover (14) is far away from a discharge pipe (16) is welded on the outer wall of one side of the shell (1), and a sealing ring (141) is bonded on the inner wall of the connecting cover (14).