CN214221378U

CN214221378U - High-efficient anti-return gasoline filter

Info

Publication number: CN214221378U
Application number: CN202023126592.1U
Authority: CN
Inventors: 秦锋; 庾润锋; 庾乐君; 邓志伟
Original assignee: Dongguan Shenglian Filter Manufacturing Co ltd
Current assignee: Dongguan Shenglian Filter Manufacturing Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-09-17
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a high-efficient anti-return gasoline filter, including shell, roof, drip chamber, spoiler and spring, the sump oil import has been seted up to the below of shell, and is connected with the hickey in the sump oil import, the end cover is installed at the top of shell, and the top of end cover installs the clear oil export to the end cover is that the outside is provided with the bilayer and stings the mouth, the check valve is installed to the inboard of sump oil import, and the check valve is connected with the stay tube, the outside of stay tube is provided with the filter core, and the outside of filter core has seted up the drip chamber to the bottom of drip chamber is provided with the outlet valve, be connected with the baffle on the roof, and install the spoiler between the baffle to install the spring on the spoiler. The utility model discloses be provided with the drip chamber, the sump oil is through the filter core filtration back, and the great water sedimentation of specific gravity can influence the filter effect after long-time the accumulation in the latter half of drip chamber, regularly emits the deposit water through the outlet valve, guarantees the filter effect.

Description

High-efficient anti-return gasoline filter

Technical Field

The utility model relates to a filter technical field specifically is a high-efficient anti-return gasoline filter.

Background

The gasoline filter is called gasoline filter for short. The gasoline filter is divided into a carburetor type gasoline filter and an electric injection type gasoline engine using the carburetor, the gasoline filter is positioned on one side of an inlet of an oil delivery pump, the working pressure is low, a nylon shell is generally adopted, the gasoline filter of the electric injection type engine is positioned on one side of an outlet of the oil delivery pump, the working pressure is high, and a metal shell is generally adopted. The filter element of the gasoline filter mostly adopts filter paper, and the gasoline filter using nylon cloth and high polymer materials also has the main function of filtering impurities in gasoline. If the fuel filter is too dirty or clogged. Line type filter paper gasoline filter: the gasoline filter is arranged in the gasoline filter, the two ends of the folded filter paper and the plastic or metal filter are connected, dirty oil enters the filter, and the outer wall of the filter reaches the center after being filtered by the filter paper layer by layer, so that clean fuel oil flows out.

In the use process of the existing gasoline filter, the filtering effect is reduced after more magazines are accumulated, so that the reduction of the oil outlet pressure can cause backflow, and the filtering effect is further reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient anti-return gasoline filter to solve the problem that proposes in 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 high-efficient anti-return gasoline filter, includes shell, roof, drip chamber, spoiler and spring, the sump oil import has been seted up to the below of shell, and is connected with the hickey in the sump oil import, the end cover is installed at the top of shell, and the top of end cover installs the clear oil export to the end cover is that the outside is provided with the bilayer and stings the mouth, the check valve is installed to the inboard of sump oil import, and the check valve is connected with the stay tube, the outside of stay tube is provided with the filter core, and the outside of filter core has seted up the drip chamber to the bottom of drip chamber is provided with the outlet valve, be connected with the baffle on the roof, and install the spoiler between the baffle to install the spring on the spoiler.

Preferably, the shell is a cylindrical structure made of a metal material, a flow direction indication arrow is arranged on the shell, and the bottom seal of the shell and the threaded interface are connected through welding to form a fixed structure.

Preferably, the end cover and the shell are connected through welding to form a fixed structure, a sealing ring is arranged at the joint of the end cover and the clean oil outlet, and an external thread is formed at the tail end of the clean oil outlet.

Preferably, the check valve is upward in flow direction, the supporting tube is of a hollow tubular structure, and the filter element is a roll-type paper element.

Preferably, the bottom of the settling chamber is provided with a through hole connected with a water outlet valve, and a filter screen is arranged in the water outlet valve.

Preferably, the partition plate and the spoiler are clamped to form a sealing structure, the spoiler is a one-way movable membrane, and the spring is in a compressed state.

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

1. the utility model discloses be provided with the drip chamber, the sump oil is through the filter core filtration back, and the great water sedimentation of specific gravity can influence the filter effect after long-time the accumulation in the latter half of drip chamber, regularly emits the deposit water through the outlet valve, guarantees the filter effect.

2. The utility model discloses be provided with the spoiler on the roof, the edible vegetable oil that filters the completion flows in the edible vegetable oil export through the spoiler, and the spoiler is one-way movable diaphragm, plays one-way circulation effect under the spring action of spring, prevents the edible vegetable oil backward flow.

Drawings

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

Fig. 2 is the main schematic diagram of the structure of the utility model.

Fig. 3 is a schematic view of the top plate structure of the present invention.

In the figure: 1. a housing; 2. a clear oil outlet; 3. a dirty oil inlet; 4. an end cap; 5. a top plate; 6. double-layer seaming; 7. a threaded interface; 8. a water outlet valve; 9. a one-way valve; 10. supporting a tube; 11. a filter element; 12. A settling chamber; 13. a partition plate; 14. a spoiler; 15. a spring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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, the present invention provides an embodiment: a high-efficiency backflow-preventing gasoline filter comprises a shell 1, a clean oil outlet 2, a dirty oil inlet 3, an end cover 4, a top plate 5, a double-layer nip 6, a screwed joint 7, a water outlet valve 8, a one-way valve 9, a support tube 10, a filter element 11, a settling chamber 12, a partition plate 13, a flow blocking sheet 14 and a spring 15, wherein the dirty oil inlet 3 is formed below the shell 1, the dirty oil inlet 3 is connected with the screwed joint 7, the end cover 4 is installed at the top of the shell 1, the clean oil outlet 2 is installed above the end cover 4, the double-layer nip 6 is arranged on the outer side of the end cover 4, the one-way valve 9 is installed on the inner side of the dirty oil inlet 3, the one-way valve 9 is connected with the support tube 10, the filter element 11 is arranged on the outer side of the support tube 10, the settling chamber 12 is formed on the outer side of the filter element 11, the water outlet valve 8 is arranged at the bottom of the settling chamber 12, the partition plate 13 is connected with the partition plate 5, and the flow blocking sheet 14 is installed between the partition plates 13, and the choke piece 14 is provided with a spring 15, the shell 1 is of a metal material cylindrical structure, the shell 1 is provided with a flow direction indicating arrow, the bottom seal of the shell 1 is connected with the threaded connector 7 through welding to form a fixed structure, the sealing performance is ensured, the end cover 4 is connected with the shell 1 through welding to form a fixed structure, a sealing ring is arranged at the joint of the end cover 4 and the clean oil outlet 2, the tail end of the clean oil outlet 2 is provided with an external thread, the one-way valve 9 flows upwards, the supporting tube 10 is of a hollow tubular structure, the filter element 11 is a roll-type paper core, the bottom of the settling chamber 12 is provided with a through hole to be connected with the water outlet valve 8, a filter screen is arranged inside the water outlet valve 8, deposition water is discharged periodically to ensure the filtering effect, the partition plate 13 and the choke piece 14 are clamped to form a sealing structure, the choke piece 14 is a one-way movable membrane, the spring 15 is in a compression state to play a one-way circulation role, preventing the backflow of clear oil.

The working principle is as follows: the utility model discloses when using, it is right to need the utility model discloses carry out simple structure and understand, be connected with hickey 7 on the sump oil import 3, insert petrol, sump oil passes through during filter core 11 gets into drip chamber 12 through stay tube 10, sump oil filters the back through filter core 11, the great water sedimentation of proportion is in the latter half of drip chamber 12, can influence the filter effect after long-time the accumulation, regularly emit deposit water through outlet valve 8, guarantee the filter effect, be connected with baffle 13 on roof 5, and install spoiler 14 between the baffle 13, spring 15 is in compression state, the clear oil that the filtration was accomplished flows in clear oil export 2 through spoiler 14, spoiler 14 is one-way movable diaphragm, play the one-way circulation effect under spring 15's elastic force effect, prevent the clear oil backward flow.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a high-efficient anti-return gasoline filter, includes shell (1), roof (5), drip chamber (12), spoiler (14) and spring (15), its characterized in that: dirty oil import (3) have been seted up to the below of shell (1), and be connected with hickey (7) on dirty oil import (3), end cover (4) are installed at the top of shell (1), and the top of end cover (4) installs clean oil export (2) to end cover (4) are that the outside is provided with double-deck seam (6), check valve (9) are installed to the inboard of dirty oil import (3), and check valve (9) are connected with stay tube (10), the outside of stay tube (10) is provided with filter core (11), and the outside of filter core (11) has seted up drip chamber (12) to the bottom of drip chamber (12) is provided with outlet valve (8), be connected with baffle (13) on roof (5), and install spoiler (14) between baffle (13) to install spring (15) on spoiler (14).

2. The efficient backflow-preventing gasoline filter of claim 1, wherein: the shell (1) is of a metal material cylindrical structure, a flow direction indication arrow is arranged on the shell (1), and a seal at the bottom of the shell (1) is connected with the threaded connector (7) through welding to form a fixed structure.

3. The efficient backflow-preventing gasoline filter of claim 1, wherein: the end cover (4) and the shell (1) are connected through welding to form a fixed structure, a sealing ring is arranged at the joint of the end cover (4) and the clear oil outlet (2), and an external thread is formed at the tail end of the clear oil outlet (2).

4. The efficient backflow-preventing gasoline filter of claim 1, wherein: the flow direction of the check valve (9) is upward, the supporting tube (10) is of a hollow tubular structure, and the filter element (11) is a roll-type paper element.

5. The efficient backflow-preventing gasoline filter of claim 1, wherein: the bottom of the settling chamber (12) is provided with a through hole connected with the water outlet valve (8), and a filter screen is arranged in the water outlet valve (8).

6. The efficient backflow-preventing gasoline filter of claim 1, wherein: the baffle plate (13) and the spoiler (14) are clamped to form a sealing structure, the spoiler (14) is a one-way movable membrane, and the spring (15) is in a compressed state.