CN209908638U - Intelligent fuel filter capable of respectively filtering impurities and water - Google Patents
Intelligent fuel filter capable of respectively filtering impurities and water Download PDFInfo
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- CN209908638U CN209908638U CN201920194567.5U CN201920194567U CN209908638U CN 209908638 U CN209908638 U CN 209908638U CN 201920194567 U CN201920194567 U CN 201920194567U CN 209908638 U CN209908638 U CN 209908638U
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Abstract
The utility model discloses an intelligent fuel filter for respectively filtering impurities and water, which comprises an upper shell, a lower shell and a filter element, wherein an oil outlet is arranged in the middle of the upper shell, oil inlets are arranged at two sides of the oil outlet, a gland is arranged above the inner part of the upper shell, the upper part of the filter element is fixed in the gland, the outer side of the filter element is a water-insoluble filter material, a hydrophobic layer is arranged inside the filter element, the upper part of the hydrophobic layer is communicated with the oil outlet, a support frame is arranged between the filter material and the hydrophobic layer, the outer side of the lower plane of the filter element is matched and connected with the inner side of the upper shell, a water dripping hole is arranged below the support frame, the lower shell is connected with the upper shell through screw threads, and an elastic cushion is arranged above the lower shell to prop against the lower plane of the, long service life and low cost.
Description
Technical Field
The invention belongs to the technical field of fuel filters of internal combustion engines, and particularly relates to an intelligent fuel prefilter capable of filtering impurities and water independently.
Background
In the use process of a vehicle, the fuel filter is a consumable material which needs to be replaced and maintained regularly, otherwise, the fuel filter cannot play a qualified protection role. The fuel filter has the functions of removing solid impurities such as iron oxide, dust and the like contained in fuel oil, preventing a fuel oil system from being blocked and ensuring stable and reliable operation of an engine on one hand, and separating water from the fuel oil on the other hand, wherein the water has great harm to an oil supply system of the engine and is rusted, abraded and even stuck; therefore, the fuel filter needs to be replaced in 2 kilometers generally, and the fuel filter needs to be replaced integrally when replaced, so that the cost is high and the waste is large.
Disclosure of Invention
In order to solve the problems, the invention discloses an intelligent fuel filter for respectively filtering impurities and water, which has the advantages of reasonable structure, convenience in installation, good dewatering and impurity removing effects, realization of water separation in the whole service life, high filtering precision, long service life and low cost.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides an intelligent fuel filter of impurity and water is filtered respectively, includes casing, lower casing and filter core, be equipped with the oil-out in the middle of going up the casing, the oil-out both sides are equipped with the oil inlet, go up the inside top of casing and be equipped with the gland, the filter core top is fixed in the gland, the filter core outside is the filter media of being insoluble in water, and inside is equipped with the hydrophobic layer, hydrophobic layer top intercommunication oil-out, be equipped with the support frame between filter media and the hydrophobic layer, the filter core lower plane outside is connected with the inboard supporting of upper casing, and the support frame below is equipped with the drip hole, lower casing passes through threaded connection with the upper casing, and lower.
As an improvement of the invention, the hydrophobic layer is a hollow cylindrical structure made of PTFE.
As a modification of the invention, the thickness of the hydrophobic layer is 0.2-0.5 mm.
As an improvement of the invention, a first sealing ring is arranged between the outer side of the lower plane of the filter element and the inner side of the upper shell.
As a refinement of the invention, the lower housing is transparent.
As an improvement of the invention, a water level alarm is arranged in the lower shell.
As an improvement of the invention, the filter material is vertically folded to form a columnar body.
As an improvement of the invention, a metal net is arranged between adjacent filter materials.
As an improvement of the invention, a second sealing ring is arranged at the joint of the lower shell and the upper shell.
The invention relates to an intelligent fuel filter for respectively filtering impurities and water, which comprises the following steps:
(1) fuel enters the upper shell from the oil inlet and contacts with the filter material;
(2) the filter material filters particulate matter impurities in the fuel oil, and intercepts a part of water molecules, and the water molecules are converged into water drops after a long time and finally fall into the lower shell;
(3) after the fuel oil passes through the filter material, water is intercepted by the hydrophobic layer and can not advance, the water falls into the lower shell under the action of gravity, and the oil is sucked away from the oil outlet through the hydrophobic layer, so that the normal oil supply is ensured.
The invention has the beneficial effects that:
the intelligent fuel filter for respectively filtering impurities and water is reasonable in structure and convenient to install, impurities are filtered firstly and then filtered, the dehydration and impurity removal effects are good, water separation in the whole service life is realized, the filtering precision is high, the service life is long, and the cost is low.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a bottom view of the lower planar surface of the filter cartridge of the present invention.
Fig. 3 is a schematic view of a filter cartridge according to the present invention.
List of reference numerals:
1. go up casing, 2, lower casing, 3, filter core, 4, oil-out, 5, oil inlet, 8, gland, 9, filter media, 10, hydrophobic layer, 11, support frame, 12, drip hole, 13, bullet pad, 14, sealing washer one, 15, water level alarm, 16, filter core lower plane, 17, metal mesh.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in the figure, the intelligent fuel filter for respectively filtering impurities and water comprises an upper shell 1, a lower shell 2 and a filter element 3, an oil outlet 4 is arranged in the middle of the upper shell 1, oil inlets 5 are arranged on two sides of the oil outlet 4, a gland 8 is arranged above the inner part of the upper shell, the upper part of the filter element 3 is fixed in a gland 8, the outer side of the filter element 3 is a water-insoluble filter material 9, the inner part is provided with a hydrophobic layer 10, an oil outlet is communicated above the hydrophobic layer 10, a support frame 11 is arranged between the filter material 9 and the hydrophobic layer (the support frame 11 is used for fixing the hydrophobic layer), the outer side of the lower plane 16 of the filter element is matched and connected with the inner side of the upper shell 1, a water dripping hole 12 is arranged below the support frame 11, the water dripping hole 12 is communicated with the inner part of the lower shell 2, the lower shell is connected with the upper shell 1 through threads, and an elastic pad 13 is arranged above the lower shell and props against a lower plane 16 of the filter element.
The intelligent fuel filter for respectively filtering impurities and water is reasonable in structure and convenient to install, fuel enters the upper shell 1 from the oil inlet 5 when the intelligent fuel filter is used, the lower plane 16 of the filter element and the upper shell 1 are arranged in a sealing mode, the lower plane 16 of the filter element extends outwards to form a sealing platform, and a first sealing ring 14 is arranged on the outer side of the sealing platform, so that the fuel can only contact with a filter material 9 after entering the upper shell 1; the filter material 9 is vertically folded to form a cylindrical body; filter media 9 filters particulate matter impurity in the fuel, and after the fuel passed filter media 9, water was unable to advance by the hydrophobic layer interception, fell into the lower casing from weeping hole 12 under the action of gravity in, the hydrophobic layer 10 is the hollow cylinder structure that PTFE made, and hydrophobic layer 10 thickness is 0.2-0.5mm, and oil on the contrary can be very smooth through hydrophobic layer 10, is siphoned away from the oil-out, ensures that the fuel feeding is normal, and final water collects in the lower casing, falls when the maintenance.
The lower shell 2 is transparent, so that people can see the internal conditions clearly, if a large amount of oil stains are found on the water surface, the hydrophobic layer 10 cannot meet the working requirement and needs to be cleaned or replaced, the lower shell is in threaded connection with the upper shell 1 during installation, a second sealing ring is arranged at the joint, the connection is convenient and water-tight, an elastic pad 13 is arranged above the lower shell 2 to prop against a lower plane 16 of a filter element, the upper part of the filter element is fixed in a gland 8, the lower part of the filter element is propped against by the elastic pad 13, the position is stable, and the stable work is guaranteed; a water level alarm 15 is arranged in the lower shell 2, and once the water level exceeds a set height, the alarm is given to ensure the stable work of the filter.
In the conventional filter, a hydrophobic layer is arranged on the surface of a filter material to trap impurities and water, and once the hydrophobic layer loses the water separation effect, a filter element needs to be replaced; according to the intelligent fuel filter for respectively filtering impurities and water, the hydrophobic layer is not arranged on the surface of a filter material 9, the impurities and the water are separately filtered, the filter material 9 intercepts the impurities, the hydrophobic layer 10 intercepts the water, the hydrophobic layer 10 is a water-repellent net woven by warps and wefts made of PTFE materials, as shown in figure 3, fuel oil can be completely gathered to the outer side of the water-repellent net after passing through the filter material, the water can not pass through the oil, the interception rate of the water reaches 95%, the interception rate of the hydrophobic layer 10 reaches 85%, in addition, the filter material is formed by compounding glass fibers and cotton, a compound structure (a multi-layer net structure can intercept a small part of water molecules, the material is insoluble in water) intercepts a part of the water molecules for a long time, the water molecules are slowly converged into water drops, and finally fall into a lower shell, and the interception rate of; can reach 95% in addition, and the dehydration edulcoration is effectual, and filter fineness is high, long service life, and its performance is as follows:
the intelligent fuel filter for respectively filtering impurities and water can realize water separation in a whole service life, the water separation efficiency can reach 85% after 3 kilometers of water is used, only filter materials can be replaced during replacement, and the service life of the hydrophobic layer (water repellent net) woven by PTFE materials can reach 20 years or longer, so that the replacement frequency and cost of a driver are reduced, people are oriented, the intelligent fuel filter is suitable for various kinds of gasoline and diesel oil, the fuel oil quality is improved, the use range is wide, and the cost is low.
The filter material 9 is a filter paper which is vertically folded into a columnar body; as shown in FIG. 3, a metal mesh 17 is provided between adjacent filter papers to increase the strength of the filter and to prolong the service life of the filter.
The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features.
Claims (9)
1. The utility model provides an intelligent fuel filter of impurity of filtering respectively and water which characterized in that: including last casing, lower casing and filter core, be equipped with the oil-out in the middle of going up the casing, the oil-out both sides are equipped with the oil inlet, go up the inside top of casing and be equipped with the gland, the filter core top is fixed in the gland, the filter core outside is the filter media that is insoluble in water, and inside is equipped with the hydrophobic layer, hydrophobic layer top intercommunication oil-out, be equipped with the support frame between filter media and the hydrophobic layer, the filter core lower plane outside is connected with the inboard supporting of last casing, and the support frame below is equipped with the drip hole, lower casing passes through threaded connection with last casing, and lower casing top is.
2. The intelligent fuel filter of claim 1, wherein the intelligent fuel filter is configured to filter impurities and water, respectively, and further comprises: the hydrophobic layer is a hollow cylindrical structure made of PTFE.
3. The intelligent fuel filter of claim 2, wherein the intelligent fuel filter is adapted to filter impurities and water, respectively, and comprises: the thickness of the hydrophobic layer is 0.2-0.5 mm.
4. The intelligent fuel filter of claim 1, wherein the intelligent fuel filter is configured to filter impurities and water, respectively, and further comprises: and a first sealing ring is arranged between the outer side of the lower plane of the filter element and the inner side of the upper shell.
5. The intelligent fuel filter of claim 1, wherein the intelligent fuel filter is configured to filter impurities and water, respectively, and further comprises: the lower case is transparent.
6. The intelligent fuel filter of claim 1, wherein the intelligent fuel filter is configured to filter impurities and water, respectively, and further comprises: and a water level alarm is arranged in the lower shell.
7. The intelligent fuel filter of claim 1, wherein the intelligent fuel filter is configured to filter impurities and water, respectively, and further comprises: the filter material is vertically folded to form a cylindrical body.
8. The intelligent fuel filter of claim 1, wherein the intelligent fuel filter is configured to filter impurities and water, respectively, and further comprises: a metal net is arranged between the adjacent filter materials.
9. The intelligent fuel filter of claim 1, wherein the intelligent fuel filter is configured to filter impurities and water, respectively, and further comprises: and a second sealing ring is arranged at the joint of the lower shell and the upper shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920194567.5U CN209908638U (en) | 2019-02-13 | 2019-02-13 | Intelligent fuel filter capable of respectively filtering impurities and water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920194567.5U CN209908638U (en) | 2019-02-13 | 2019-02-13 | Intelligent fuel filter capable of respectively filtering impurities and water |
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| Publication Number | Publication Date |
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| CN209908638U true CN209908638U (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920194567.5U Active CN209908638U (en) | 2019-02-13 | 2019-02-13 | Intelligent fuel filter capable of respectively filtering impurities and water |
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| CN (1) | CN209908638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681355A (en) * | 2019-02-13 | 2019-04-26 | 定远亿利过滤技术有限公司 | A kind of intelligent fuel filter of impurity screening and water respectively |
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2019
- 2019-02-13 CN CN201920194567.5U patent/CN209908638U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681355A (en) * | 2019-02-13 | 2019-04-26 | 定远亿利过滤技术有限公司 | A kind of intelligent fuel filter of impurity screening and water respectively |
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