CN213743779U

CN213743779U - Diesel filter

Info

Publication number: CN213743779U
Application number: CN202021472597.7U
Authority: CN
Inventors: 张春; 张士锦
Original assignee: Zhejiang Songzheng Auto Parts Co ltd
Current assignee: Zhejiang Songzheng Auto Parts Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-07-20
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a diesel filter, which belongs to the field of filters and comprises a filter body, wherein the upper end of the filter body is provided with an end cover, a filter frame is arranged in the filter body and is provided with a first filter screen and a second filter screen, the lower end of the end cover is fixedly connected with a threaded ring, the filter body and the filter frame are provided with threaded grooves, the threaded ring is connected with the threaded grooves through threads, a support ring is arranged in an oil inlet of the end cover, the lower end of the support ring is fixedly connected with a drainage plate, the filter frame and the filter screens arranged in the filter body of the diesel filter are installed through the threaded rings arranged on the end cover, the installation mode is simple, the diesel filter is convenient to disassemble, the filter screens and impurities are cleaned, the oil inlet of the diesel filter is provided with the drainage plate, and diesel can be uniformly drained to the filter screens for filtering through the arrangement of the drainage plate, can also prevent diesel oil from flowing backwards, has the function of ensuring the overall filtration of the diesel oil, and is beneficial to use.

Description

Diesel filter

Technical Field

The utility model relates to a filter field, more specifically say, relate to a diesel oil filter.

Background

The filter, which is an accessory for filtering impurities or gas through filter paper, generally refers to an automobile filter, is an accessory for an engine, and is divided into: oil filters, fuel filters, air conditioning filters, and the like.

At present, some filters that exist on the market and its inside filter screen set up to the integral type, and the filter screen can not be dismantled promptly, and when the mesh of filter screen leads to can not filtering by impurity jam in the diesel oil, be difficult to clear up filter screen and impurity, need directly to change the filter, and a little more the filter does not set up anti-reflux unit, and diesel oil inflow filter can take place some diesel oil and does not have the phenomenon through the direct water conservancy diversion of filtration, can not guarantee to filter diesel oil comprehensively, is unfavorable for the use.

SUMMERY OF THE UTILITY MODEL

Problem to exist among the prior art, the utility model aims to provide a diesel oil filter, it installs through the screw ring that the end cover was provided with at the inside filter frame and the filter screen that is provided with of filter body, the mounting means is simple, be convenient for dismantle it, clear up filter screen and impurity, this diesel oil filter's oil inlet department is provided with the drainage plate again, setting through the drainage plate, not only can filter diesel oil even drainage to filter screen, can also prevent the diesel oil refluence, the comprehensive filterable effect of assurance diesel oil has, do benefit to the use.

In order to solve the above problems, the utility model adopts the following technical proposal.

A diesel filter comprises a filter body, wherein an end cover is arranged at the upper end of the filter body, a filter frame is arranged in the filter body, a first filter screen and a second filter screen are arranged on the filter frame, a threaded ring is fixedly connected to the lower end of the end cover, the filter body and the filter frame are provided with threaded grooves, the threaded rings are connected with the threaded grooves through threads, a support ring is arranged in an oil inlet of the end cover, a drainage plate is fixedly connected to the lower end of the support ring, the periphery of the drainage plate is in contact with the first filter screen, the filter frame and the filter screen which are arranged in the filter body of the diesel filter are installed through the threaded ring which is arranged on the end cover, the installation mode is simple, the filter screen and impurities are convenient to disassemble, the filter screen and the impurities are cleaned, and the drainage plate is arranged at the oil inlet of the diesel filter, through the setting of drainage plate, not only can filter diesel oil uniform drainage to the filter screen, can also prevent the diesel oil refluence, have the effect of guaranteeing the diesel oil comprehensive filtration, do benefit to the use.

Further, first filter screen sets up the inside at the second filter screen, the mesh of first filter screen is greater than the mesh of second filter screen, through the setting of the first filter screen of different mesh sizes and second filter screen, not only has and filters diesel oil in proper order, filters the effect of the material such as impurity that contain in the diesel oil clean, still has the probability that reduces first filter screen and second filter screen mesh and block up.

Furthermore, the lower extreme symmetry of filtering the frame is provided with the stopper, the lower extreme symmetry of filter body is provided with the spacing groove, stopper and spacing groove joint, stopper have limiting displacement, through the joint of stopper and spacing groove, can fix the position of filtering the frame, make it can only reciprocate in the filter body, can not remove or rotate in other positions.

Further, the upper surface laminating of filter body has the upper seal pad, the lower surface laminating of filter frame has lower sealing gasket, the lower surface of upper seal pad and lower sealing gasket's upper surface contact, upper seal pad and lower sealing gasket all have the sealing action, through with upper seal pad and lower sealing gasket setting in the gap department of filter frame and filter body junction, have and seal it, guarantee the effect of whole filter body internal good leakproofness.

Further, be provided with the rubber circle in the thread groove, the lower extreme and the rubber circle contact of screw ring, rubber circle matter is soft and have elasticity, through the setting of rubber circle, when screw ring is connected with the thread groove, can be so that screw ring connects more compactly.

Compared with the prior art, the utility model has the advantages of:

(1) this scheme is installed through the screw ring that the end cover was provided with at the inside filter stand and the filter screen that is provided with of filter body, and the mounting means is simple, is convenient for dismantle it, clears up filter screen and impurity, and this diesel oil filter's oil inlet department is provided with the drainage board again, through the setting of drainage board, not only can filter diesel oil even drainage to filter screen, can also prevent the diesel oil refluence, has the effect of guaranteeing diesel oil comprehensive filtration, does benefit to the use.

(2) First filter screen sets up in the inside of second filter screen, and the mesh of first filter screen is greater than the mesh of second filter screen, through the setting of the first filter screen of different mesh sizes and second filter screen, not only has and filters diesel oil in proper order, filters the effect of the material such as impurity that contain diesel oil clean, still has the probability that reduces first filter screen and second filter screen mesh and block up.

(3) The lower extreme symmetry of filter frame is provided with the stopper, and the lower extreme symmetry of filter body is provided with the spacing groove, stopper and spacing groove joint, and the stopper has limiting displacement, through the joint of stopper and spacing groove, can fix the position of filter frame, makes it can only reciprocate in the filter body, can not remove or rotate in other position.

(4) The upper surface laminating of filter body has the upper seal pad, and the lower surface laminating of filter frame has lower sealing gasket, upper seal pad's lower surface and lower sealing gasket's upper surface contact, and upper seal pad and lower sealing gasket all have a sealing action, through with upper seal pad and lower sealing gasket setting in the gap department of filter frame and filter body junction, have and seal it, guarantee the effect of whole filter body internal good leakproofness.

(5) Be provided with the rubber circle in the thread groove, the lower extreme and the rubber circle contact of screw ring, rubber circle matter is soft and have elasticity, through the setting of rubber circle, when screw ring is connected with the thread groove, can be so that the screw ring is connected more compactly.

Drawings

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

fig. 2 is a top view of the end cap of the present invention;

FIG. 3 is an enlarged view of FIG. 1 at A;

fig. 4 is an enlarged view of fig. 1 at B.

The reference numbers in the figures illustrate:

1 filter body, 2 end covers, 3 filter frames, 4 first filter screens, 5 second filter screens, 6 spacing blocks, 7 spacing grooves, 8 upper sealing gaskets, 9 lower sealing gaskets, 10 threaded rings, 11 threaded grooves, 12 rubber rings, 13 support rings and 14 drainage plates.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, a diesel filter comprises a filter body 1, referring to fig. 1-4, an end cover 2 is arranged at the upper end of the filter body 1, the end cover 2 not only has the function of sealing the filter body 1, but also has the function of fixing a filter frame 3, the filter frame 3 is arranged in the filter body 1, the filter frame 3 has the function of supporting a first filter screen 4 and a second filter screen 5, the filter frame 3 is provided with the first filter screen 4 and the second filter screen 5, the lower end of the end cover 2 is fixedly connected with a threaded ring 10, the filter body 1 and the filter frame 3 are provided with threaded grooves 11, the threaded ring 10 is connected with the threaded grooves 11 through threads, through the threaded connection of the threaded ring 10 and the threaded grooves 11, not only the end cover 2 can be fixed on the filter body 1, but also the filter frame 3 can be fixed in the filter body 1, an oil inlet support ring 13 is arranged in the end cover 2, support ring 13 has the effect of supporting drainage plate 14, and support ring 13 does not hinder diesel oil and flows into inside filter body 1, and support ring 13's lower extreme fixedly connected with drainage plate 14 through the setting of drainage plate 14 position and shape, not only has and carries out filterable effect with the even drainage of diesel oil to first filter screen 4, still has sealed filter oil inlet, prevents that diesel oil from taking place the effect of refluence, drainage plate 14 all around with the contact of second filter screen 5.

Please refer to fig. 1, the first filter screen 4 is disposed inside the second filter screen 5, the meshes of the first filter screen 4 are larger than those of the second filter screen 5, the first filter screen 4 and the second filter screen 5 with different meshes are disposed, not only diesel oil is sequentially filtered, impurities and other substances contained in the diesel oil are filtered, the probability of blocking the meshes of the first filter screen 4 and the second filter screen 5 is reduced, the lower end of the filter frame 3 is symmetrically provided with the limiting blocks 6, the lower end of the filter body 1 is symmetrically provided with the limiting grooves 7, the limiting blocks 6 are clamped with the limiting grooves 7, the limiting blocks 6 have a limiting function, the position of the filter frame 3 can be fixed by clamping the limiting blocks 6 with the limiting grooves 7, so that the filter frame can only move up and down in the filter body 1, and can not move or rotate in other directions.

Referring to fig. 1 and 3, an upper sealing gasket 8 is attached to the upper surface of the filter body 1, a lower sealing gasket 9 is attached to the lower surface of the filter frame 3, the lower surface of the upper sealing gasket 8 contacts with the upper surface of the lower sealing gasket 9, the upper sealing gasket 8 and the lower sealing gasket 9 both have a sealing function, the upper sealing gasket 8 and the lower sealing gasket 9 are arranged at a gap at the joint of the filter frame 3 and the filter body 1 to seal the gap, so that good sealing performance in the whole filter body 1 is ensured, a rubber ring 12 is arranged in the thread groove 11, the lower end of the thread ring 10 contacts with the rubber ring 12, the rubber ring 12 is soft and elastic, and the thread ring 10 can be connected more tightly when the thread ring 10 is connected with the thread groove 11 through the arrangement of the rubber ring 12.

When the diesel oil filter is used, diesel oil is introduced from an oil inlet arranged on the end cover 2, the diesel oil can be uniformly drained and diffused to the periphery of the first filter screen 4 to be filtered under the action of the drainage plate 14, then the diesel oil is filtered through the second filter screen 5, because the meshes arranged on the first filter screen 4 are larger than the meshes of the second filter screen 5, the first filter screen 4 and the second filter screen 5 can sequentially filter impurities and the like in the diesel oil, so that pure diesel oil is obtained, the probability of mesh blockage of the first filter screen 4 and the second filter screen 5 is reduced, finally, the filtered pure diesel oil flows out through an oil outlet arranged on the filter body 1, when the filter is used for a long time, the filter internally contains impurities and is required to be cleaned, the end cover 2 is rotated anticlockwise, and the end cover 2 drives the thread ring 10 to rotate anticlockwise, make the screw thread ring 10 break away from thread groove 11, end cover 2 breaks away from filter body 1, then upwards take out filter frame 3, can realize the purpose of clearing up impurity in filter frame 3 to first filter screen 4 and second filter screen 5, easy operation, convenient to use.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A diesel filter, includes filter body (1), its characterized in that: the upper end of filter body (1) is provided with end cover (2), filter body (1) inside is provided with crosses filter stand (3), it is provided with first filter screen (4) and second filter screen (5) to cross filter stand (3), the lower extreme fixedly connected with screw thread ring (10) of end cover (2), filter body (1) and filter stand (3) are provided with thread groove (11), screw thread ring (10) are connected through the screw thread with thread groove (11), be provided with support ring (13) in the oil inlet of end cover (2), the lower extreme fixedly connected with drainage plate (14) of support ring (13), around drainage plate (14) with first filter screen (4) contact.

2. A diesel filter according to claim 1 wherein: the first filter screen (4) is arranged inside the second filter screen (5), and the meshes of the first filter screen (4) are larger than those of the second filter screen (5).

3. A diesel filter according to claim 1 wherein: the filter is characterized in that limiting blocks (6) are symmetrically arranged at the lower end of the filter frame (3), limiting grooves (7) are symmetrically arranged at the lower end of the filter body (1), and the limiting blocks (6) are connected with the limiting grooves (7) in a clamping mode.

4. A diesel filter according to claim 1 wherein: the upper surface laminating of filter body (1) has upper seal pad (8), the lower surface laminating of filter frame (3) has lower sealing gasket (9), the upper surface contact of the lower surface of upper seal pad (8) and lower sealing gasket (9).

5. A diesel filter according to claim 1 wherein: and a rubber ring (12) is arranged in the thread groove (11), and the lower end of the thread ring (10) is in contact with the rubber ring (12).