CN218862769U - High-efficient filterable fuel filter core - Google Patents

Abstract

The utility model discloses a high-efficient filterable fuel filter core belongs to fuel filter core technical field, and a high-efficient filterable fuel filter core includes the center tube, the outside of center tube and the upper portion cover that is located the carousel are equipped with filter screen assembly, the outside of center tube and the lower part fixedly connected with hydrophobic net that is located the carousel, the lower extreme of center tube just is located the inside bonding of hydrophobic net has first sealing member, the carousel outside fixedly connected with refill lower cover of center tube, the lower extreme of refill lower cover just is located the outside fixedly connected with end cover of hydrophobic net, the upper end of refill lower cover just is located the outside fixedly connected with cylindric filter layer of filter screen assembly, the utility model discloses a cylindric filter layer, filter screen assembly and hydrophobic net carry out prefilter, secondary filter and cubic filter to the fuel in proper order to through cubic filter, get rid of the impurity of different particle sizes in the fuel respectively, improve fuel use quality when effectively getting rid of fuel impurity with this.

Description

Efficient filtering fuel filter element

Technical Field

The utility model relates to a fuel filter core technical field specifically is high-efficient filterable fuel filter core.

Background

The fuel filter element is used for filtering impurities in fuel, and has the functions of preventing particulate matters, water and impurities in the fuel, ensuring that precision parts of a fuel system are prevented from being abraded and other damages, removing solid impurities such as ferric oxide, dust and the like contained in the fuel, preventing the fuel system from being blocked, reducing mechanical abrasion, ensuring stable operation of an engine and improving reliability;

however, the existing fuel filter element has certain defects, fuel contains certain particulate matter impurities, the existing fuel filter element can remove partial particulate matters in the fuel through single filtration of the filter element, but the filter effect is not high, the impurities which are not filtered in the fuel still influence the starting of an automobile, and the use quality of the fuel is greatly reduced due to the low filtration quality, so that the fuel filter element with high-efficiency filtration is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient filterable fuel filter to solve the fuel filter effect and the not high problem of filter quality that provide 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 high-efficient filterable fuel filter, includes the center tube, the outside of center tube and the upper portion cover that is located the carousel are equipped with the filter screen subassembly, the outside of center tube just is located the lower part fixedly connected with hydrophobic net of carousel, the lower extreme of center tube just is located the inside of hydrophobic net bonds and has first sealing member, the carousel outside fixedly connected with refill lower cover of center tube, the lower extreme of refill lower cover just is located the outside fixedly connected with end cover of hydrophobic net, the upper end of refill lower cover just is located the outside fixedly connected with cylindric filtering layer of filter screen subassembly, the one end fixedly connected with refill upper cover of refill lower cover is kept away from to the cylindric filtering layer, the outside of center tube just is located the top fixed connection of filter screen subassembly in the inboard of refill upper cover, just the upper end of center tube run through in the inboard of refill upper cover.

As a further preferred aspect of the present invention: the inboard joint of end cover has the second sealing member, and the second sealing member that sets up is used for guaranteeing the leakproofness of end cover oil-out.

As further preferable in the present technical solution: the top surface of the central pipe is provided with an exhaust hole for keeping stable output of fuel.

As a further preferred aspect of the present invention: the filter screen subassembly includes filter screen body and filter screen supporting framework, the filter screen body with filter screen supporting framework passes through the mutual joint of buckle, is used for accepting filter screen body and center tube through filter screen supporting framework, and utilizes the filter screen body to realize the holistic secondary filter of filter core to effectively get rid of the impurity in the fuel.

As further preferable in the present technical solution: the connection mode of the central tube and the paper element upper cover adopts ultrasonic welding, and the connection mode can further improve the overall sealing performance of the filter element.

As further preferable in the present technical solution: the cylindrical filter layer and the connection mode of the lower paper element cover and the upper paper element cover are all welded by hot plates, and the whole fixing effect and the sealing performance of the filter element can be effectively guaranteed by adopting the connection mode.

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

1. the utility model sequentially carries out the work of preliminary filtration, secondary filtration and tertiary effective filtration on the fuel through the arranged cylindrical filter layer, the filter screen component and the drainage screen, thereby respectively removing impurities with different particle sizes in the fuel through the tertiary filtration effect, effectively removing the impurities in the fuel and improving the use quality of the fuel;

2. the utility model relates to a fuel filter core of multi-level depth filtration, when the oil mass that the oil pump provided is greater than the oil mass that the engine needs, a part of fuel after the filtration is offered the engine work and is used from the center tube oil-out, and another part unnecessary fuel then flows out through the end cover oil-out, flows back to the oil tank through the return line;

3. the utility model can ensure the sealing performance between the oil outlet of the central tube and the oil outlet of the end cover by the first sealing element and the second sealing element, and can further improve the sealing performance of the whole filter element by adopting the connection mode of the central tube and the upper cover of the paper element;

4. the utility model discloses a connected mode of cylindric filtering layer and refill lower cover and refill upper cover compares in traditional viscose technology, and its fastness is better, and the leakproofness also ensures to some extent.

Drawings

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

fig. 2 is a schematic perspective sectional view of the present invention;

fig. 3 is a schematic view of the front view cross-sectional structure of the present invention;

fig. 4 is a schematic view of a first explosion structure of the present invention;

fig. 5 is a schematic diagram of a second explosion structure of the present invention.

In the figure: 1. a central tube; 2. a screen assembly; 201. a filter screen body; 202. the filter screen supports the skeleton; 3. a first seal member; 4. a hydrophobic net; 5. a lower paper core cover; 6. an end cap; 7. a second seal member; 8. a cylindrical filtering layer; 9. covering the paper core; 10. and (4) exhausting holes.

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.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a high-efficient filterable fuel filter, including center tube 1, the outside of center tube 1 and the upper portion cover that is located the carousel are equipped with filter screen assembly 2, the outside of center tube 1 and the lower part fixedly connected with hydrophobic net 4 that is located the carousel, the lower extreme of center tube 1 and the inside that is located hydrophobic net 4 bond and have first sealing member 3, the carousel outside fixedly connected with refill lower cover 5 of center tube 1, the lower extreme of refill lower cover 5 and the outside fixedly connected with end cover 6 that is located hydrophobic net 4, the upper end of refill lower cover 5 and the cylindric filter layer 8 that is located the outside fixedly connected with of filter screen assembly 2, the one end fixedly connected with refill upper cover 9 of refill lower cover 5 is kept away from to cylindric filter layer 8, the outside of center tube 1 and the top fixedly connected with inboard of refill upper cover 9 that is located filter screen assembly 2, and the upper end of center tube 1 runs through in the inboard of refill upper cover 9.

In this embodiment, specifically: the inboard joint of end cover 6 has second sealing member 7, is used for guaranteeing the leakproofness of the 6 oil-outs of end cover through the second sealing member 7 that sets up.

In this embodiment, specifically: the top surface of the central tube 1 is provided with an exhaust hole 10, and the exhaust hole 10 is used for keeping stable output of fuel.

In this embodiment, specifically: filter screen subassembly 2 includes filter screen body 201 and filter screen supporting framework 202, and filter screen body 201 passes through the mutual joint of buckle with filter screen supporting framework 202, and through the filter screen supporting framework 202 that sets up, on the one hand is used for accepting filter screen body 201, and on the other hand is used for accepting center tube 1, and utilizes the filter screen body 201 that sets up to realize the secondary filter of filter core when whole operation to effectively get rid of the impurity in the fuel.

In this embodiment, specifically: the connection mode of the central tube 1 and the paper core upper cover 9 adopts ultrasonic welding, and the whole sealing performance of the filter element can be further improved by adopting the connection mode.

In this embodiment, specifically: the connection mode of the cylindrical filter layer 8, the lower paper element cover 5 and the upper paper element cover 9 adopts hot plate welding, and the overall fixing effect of the filter element can be effectively guaranteed by adopting the connection mode.

Working principle or structure principle, during the use, the fuel gets into the filter core from the cylindric filtering layer 8 that sets up earlier, thereby borrow and carry out preliminary filtering work earlier by cylindric filtering layer 8, with this earlier get rid of the great impurity of particle size in the fuel, and the fuel after preliminary filtering can reach the center tube 1 outside through filter screen assembly 2 again, utilize the filter screen assembly 2 that sets up to carry out secondary filter to the fuel this moment, effectual tiny impurity in getting rid of the fuel, and the fuel after twice filtering passes through the annular mouth of center tube 1 and the lower cover 5 junction of refill along center tube 1, thereby one part of fuel can be through the hydrophobic net 4 that sets up, the unnecessary fuel of another part then can flow back to inside the oil tank through end cover 6 oil-out, and the last filtration work of can carrying out the third through the fuel of hydrophobic net 4, thereby further get rid of the impurity in the fuel, with this fuel after filtering through the cubic can flow out by the oil-out through center tube 1, the use quality of fuel has been strengthened when providing energy for engine operation, and can guarantee by first sealing member 3 and the whole sealing cover of the filter screen cover of the paper core and the paper core 9 of the last sealing connection mode of the upper cover of the filter screen and the paper core.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a high efficiency filter's fuel filter core, includes center tube (1), its characterized in that: the outer side of center tube (1) and the upper portion cover that is located the carousel are equipped with filter screen assembly (2), the outer side of center tube (1) and the lower part fixedly connected with hydrophobic net (4) that is located the carousel, the lower extreme of center tube (1) just is located the inside bonding of hydrophobic net (4) has first sealing member (3), the carousel outside fixedly connected with refill lower cover (5) of center tube (1), the lower extreme of refill lower cover (5) just is located the outside fixedly connected with end cover (6) of hydrophobic net (4), the upper end of refill lower cover (5) just is located filter screen assembly (2) outside fixedly connected with cylindric filter layer (8), one end fixedly connected with refill upper cover (9) of refill lower cover (5) are kept away from in cylindric filter layer (8), the outer side of center tube (1) just is located the top fixedly connected with of filter screen assembly (2) in the inboard of refill upper cover (9), just the upper end of center tube (1) run through in the inboard of refill upper cover (9).

2. A high efficiency filtering fuel filter element as defined in claim 1, wherein: and a second sealing element (7) is clamped on the inner side of the end cover (6).

3. A high efficiency filtering fuel filter element as defined in claim 1, wherein: the top surface of the central tube (1) is provided with an exhaust hole (10).

4. A high efficiency filtering fuel filter element as defined in claim 1, wherein: the filter screen assembly (2) comprises a filter screen body (201) and a filter screen supporting framework (202), wherein the filter screen body (201) is connected with the filter screen supporting framework (202) in a clamped mode through a buckle.

5. A high efficiency filtering fuel filter element as defined in claim 1, wherein: the central tube (1) and the paper core upper cover (9) are connected in an ultrasonic welding mode.

6. A high efficiency filtering fuel filter element as defined in claim 1, wherein: the cylindrical filter layer (8) is connected with the lower paper element cover (5) and the upper paper element cover (9) in a hot plate welding mode.

Images