CN219539495U

CN219539495U - Oil-water separation filter

Info

Publication number: CN219539495U
Application number: CN202320273489.4U
Authority: CN
Inventors: 梁绍邱
Original assignee: Guangdong Yao Tai Filter Technology Co ltd
Current assignee: Guangdong Yao Tai Filter Technology Co ltd
Priority date: 2023-02-21
Filing date: 2023-02-21
Publication date: 2023-08-18
Anticipated expiration: 2033-02-21

Abstract

The utility model discloses an oil-water separation filter which comprises a shell, wherein a multi-layer filter element is arranged in the shell, a spring is arranged between the bottom of the multi-layer filter element and the bottom of a cavity of the shell, one end of the shell is provided with a sealing cover assembly, and the sealing cover assembly presses the multi-layer filter element to pre-tighten the spring. The multi-layer filter element is assembled by the spring in a pre-tightening way, so that the multi-layer filter element can be pre-tightened when liquid enters the impact multi-layer filter element, the multi-layer filter element is prevented from loosening, the multi-layer filter element can work normally, the screw cap can adjust the pre-tightening force of the multi-layer filter element, the pre-tightening force of the spring on the multi-layer filter element can be increased through clockwise rotation, and the pre-tightening force of the spring on the multi-layer filter element can be reduced through anticlockwise rotation. The utility model adopts the multi-layer filter element, and can improve the filtering effect. The utility model has simple structure, convenient assembly and convenient water and impurity discharge.

Description

Oil-water separation filter

Technical Field

The utility model relates to a filter, in particular to an oil-water separation filter.

Background

The oil-water separation filter element is a device for separating water from fuel oil to ensure that the fuel oil can work normally. At present, the existing oil-water separation filter element is simple in structure and low in filtering precision, only a simple filter layer is adopted for filtering oil water, the design is infirm, the filter element is easy to loosen due to external impact, the filter element cannot work normally, the oil-water separation effect is poor, the precision of the requirement cannot be met, and the requirement in actual use cannot be met, so that an improvement technology is urgently needed in the market, and the problem is solved.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide an oil-water separation filter.

The aim of the utility model is achieved by the following technical scheme: the utility model provides an oil-water separation filter, includes the shell, be equipped with the multilayer filter core in the shell, its characterized in that, multilayer filter core bottom with be equipped with the spring between the cavity bottom of shell, the one end of shell is equipped with the closing cap subassembly, the closing cap subassembly is pressed multilayer filter core pretension the spring. The spring has the effect of pretension to the multilayer filter core, can play the pretension effect when liquid gets into the impact multilayer filter core, prevents that the multilayer filter core from becoming flexible.

As an improvement of the oil-water separation filter, the other end of the shell is provided with a conical water outlet end, the bottom of the conical water outlet end is provided with a water drain valve installation hole and an induction valve installation hole, a water drain valve is arranged in the water drain valve installation hole, one end of the water drain valve extends out of the conical water outlet end and is connected with a water drain valve spanner, and a water drain valve sealing ring is arranged between the water drain valve and the inner wall of the conical water outlet end in a filling way. The drain valve can drain filtered water and impurities from the housing.

As an improvement of the oil-water separation filter, a sensing valve is arranged in the sensing valve mounting hole, and a sensing valve sealing ring is arranged between the sensing valve and the outer wall of the conical water outlet end in a cushioning manner.

As an improvement of the oil-water separation filter, the sealing cover assembly comprises a threaded cover and a sealing cover, wherein the threaded cover is in threaded connection with the shell, an inner sealing ring is arranged between the threaded cover and the multi-layer filter element in a cushioning mode, the sealing cover covers the outer side face of the threaded cover, an annular mounting groove is formed in the surface of the sealing cover, and an outer sealing ring is arranged in the annular mounting groove.

As an improvement of the oil-water separation filter, the inner surface of the threaded cover is provided with the propping protrusion with the V-shaped cross section, and the propping protrusion is propped against the inner sealing ring. The screw cap can adjust the pretightning force of multilayer filter core, can increase the pretightning force of spring to multilayer filter core through clockwise rotation, and anticlockwise rotation can reduce the pretightning force of spring to multilayer filter core.

As an improvement of the oil-water separation filter, water and impurities filtered by the multi-layer filter element can fall into the space of the conical water outlet end.

As an improvement of the oil-water separation filter, the multi-layer filter element comprises a first metal net layer, a second fiber filter layer, a third metal net layer, a fourth filter cotton layer and a fifth metal net layer, wherein the filter mesh of the first metal net layer, the filter mesh of the third metal net layer and the filter mesh of the fifth metal net layer are from large to small, the filter mesh of the first metal net layer is larger than the filter mesh of the third metal net layer, and the filter mesh of the third metal net layer is larger than the filter mesh of the fifth metal net layer.

As an improvement of the oil-water separation filter of the present utility model, the second fiber filter layer includes a glass fiber layer and a polyester fiber layer, which are capable of filtering water and impurities.

As an improvement of the oil-water separation filter, a gap is arranged between the multi-layer filter element and the inner side wall of the shell. Filtered water and impurity can follow the clearance and discharge the bottom that drops at the toper play water end, make things convenient for the collection of water and impurity.

The utility model has the beneficial effects that: the multi-layer filter element is assembled by the spring in a pre-tightening way, so that the multi-layer filter element can be pre-tightened when liquid enters the impact multi-layer filter element, the multi-layer filter element is prevented from loosening, the multi-layer filter element can work normally, the screw cap can adjust the pre-tightening force of the multi-layer filter element, the pre-tightening force of the spring on the multi-layer filter element can be increased through clockwise rotation, and the pre-tightening force of the spring on the multi-layer filter element can be reduced through anticlockwise rotation. The utility model adopts the multi-layer filter element, and can improve the filtering effect. The utility model has simple structure, convenient assembly and convenient water and impurity discharge.

Drawings

FIG. 1 is a schematic view of the internal structure of the present utility model;

FIG. 2 is an exploded schematic view of the present utility model;

the reference numerals are: 1. the multi-layer filter element comprises a shell 2, a multi-layer filter element 3, a spring 4, a sealing cover assembly 5, a conical water outlet end 6, a water drain valve mounting hole 7, a sensing valve mounting hole 8, a water drain valve 9, a water drain valve wrench 10, a water drain valve sealing ring 11, a sensing valve 12, a sensing valve sealing ring 41, a threaded cover 42, a sealing cover 43, an inner sealing ring 44, an annular mounting groove 45, an outer sealing ring 46 and a propping protrusion.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, in the embodiments of the present utility model, all directional indicators (such as up, down, left, right, front, and rear … …) are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are correspondingly changed.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be regarded as not exist and not within the protection scope of the present utility model.

As shown in fig. 1 and 2, an oil-water separation filter comprises a shell 1, wherein a multi-layer filter element 2 is arranged in the shell 1, a spring 3 is arranged between the bottom of the multi-layer filter element 2 and the bottom of a cavity of the shell 1, a sealing cover component 4 is arranged at one end of the shell 1, and the sealing cover component 4 presses the multi-layer filter element 2 to pre-tighten the spring 3. The spring 3 has the pre-tightening effect on the multi-layer filter element 2, and can play a pre-tightening role when liquid enters the multi-layer filter element 2 to prevent the multi-layer filter element 2 from loosening.

Preferably, the other end of the shell 1 is provided with a conical water outlet end 5, the bottom of the conical water outlet end 5 is provided with a water drain valve installation hole 6 and an induction valve installation hole 7, a water drain valve 8 is arranged in the water drain valve installation hole 6, one end of the water drain valve 8 extends out of the conical water outlet end 5 and is connected with a water drain valve spanner 9, and a water drain valve sealing ring 10 is arranged between the water drain valve 8 and the inner wall of the conical water outlet end 5 in a filling manner. The drain valve 8 is capable of draining filtered water and impurities from the housing 1.

Preferably, the induction valve mounting hole 7 is internally provided with an induction valve 11, and an induction valve sealing ring 12 is arranged between the induction valve 11 and the outer wall of the conical water outlet end 5 in a cushioning manner.

Preferably, the sealing cover assembly 4 comprises a threaded cover 41 and a sealing cover 42, the threaded cover 41 is connected to the shell 1 in a threaded manner, an inner sealing ring 43 is arranged between the threaded cover 41 and the multi-layer filter element 2 in a cushioning manner, the sealing cover 42 covers the outer side surface of the threaded cover 41, an annular mounting groove 44 is formed in the surface of the sealing cover 42, and an outer sealing ring 45 is arranged in the annular mounting groove 44.

Preferably, the inner surface of the screw cap 41 is provided with a abutment projection 46 having a V-shaped cross section, and the abutment projection 46 abuts against the inner seal ring 43. The screw cap 41 can adjust the pretightening force of the multilayer filter element 2, the pretightening force of the spring to the multilayer filter element 2 can be increased through clockwise rotation, and the pretightening force of the spring to the multilayer filter element 2 can be reduced through anticlockwise rotation.

Preferably, the water and impurities filtered by the multi-layer cartridge 2 will fall into the space of the tapered outlet end 5. Water and impurities are conveniently collected.

Preferably, the multi-layer filter element 2 comprises a first metal mesh layer, a second fiber filter layer, a third metal mesh layer, a fourth filter cotton layer and a fifth metal mesh layer, wherein the meshes of the first metal mesh layer, the third metal mesh layer and the fifth metal mesh layer are from large to small, the meshes of the first metal mesh layer are larger than those of the third metal mesh layer, and the meshes of the third metal mesh layer are larger than those of the fifth metal mesh layer.

Preferably, the second fibrous filter layer comprises a glass fiber layer and a polyester fiber layer, the glass fiber layer and the polyester fiber layer being capable of filtering water and impurities.

Preferably, a gap is provided between the multi-layer cartridge 2 and the inner side wall of the housing 1. Filtered water and impurity can follow the clearance and discharge the bottom that drops at the toper play water end, make things convenient for the collection of water and impurity.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and structure of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The oil-water separation filter comprises a shell, wherein a multi-layer filter element is arranged in the shell, and the oil-water separation filter is characterized in that a spring is arranged between the bottom of the multi-layer filter element and the bottom of a cavity of the shell, one end of the shell is provided with a sealing cover assembly, and the sealing cover assembly presses the multi-layer filter element to pre-tighten the spring;

the sealing cover assembly comprises a threaded cover and a sealing cover, the threaded cover is in threaded connection with the shell, an inner sealing ring is arranged between the threaded cover and the multi-layer filter element in a cushioning mode, the sealing cover is covered on the outer side face of the threaded cover, an annular mounting groove is formed in the surface of the sealing cover, and an outer sealing ring is arranged in the annular mounting groove; the inner surface of the threaded cover is provided with a propping protrusion with a V-shaped section, and the propping protrusion is propped against the inner sealing ring.

2. The oil-water separation filter according to claim 1, wherein the other end of the shell is provided with a conical water outlet end, the bottom of the conical water outlet end is provided with a water drain valve installation hole and an induction valve installation hole, a water drain valve is arranged in the water drain valve installation hole, one end of the water drain valve extends out of the conical water outlet end and is connected with a water drain valve spanner, and a water drain valve sealing ring is arranged between the water drain valve and the inner wall of the conical water outlet end in a cushioning mode.

3. The oil-water separation filter according to claim 2, wherein the induction valve is arranged in the induction valve mounting hole, and an induction valve sealing ring is arranged between the induction valve and the outer wall of the conical water outlet end in a cushioning manner.

4. The oil-water separation filter of claim 2, wherein water and impurities filtered by the multi-layer filter element fall into the space of the tapered water outlet end.

5. The oil-water separation filter of claim 1, wherein the multi-layer filter element comprises a first metal mesh layer, a second fiber filter layer, a third metal mesh layer, a fourth filter cotton layer and a fifth metal mesh layer, wherein the mesh sizes of the first metal mesh layer, the third metal mesh layer and the fifth metal mesh layer are from large to small, the mesh size of the first metal mesh layer is larger than the mesh size of the third metal mesh layer, and the mesh size of the third metal mesh layer is larger than the mesh size of the fifth metal mesh layer.

6. The oil-water separation filter of claim 5, wherein the second fiber filter layer comprises a glass fiber layer and a polyester fiber layer, the glass fiber layer and the polyester fiber layer being capable of filtering water and impurities.

7. The oil-water separation filter of claim 1, wherein a gap is provided between the multi-layer filter element and the inner side wall of the housing.