CN211397750U

CN211397750U - Fuel filter

Info

Publication number: CN211397750U
Application number: CN202020002059.5U
Authority: CN
Inventors: 蔡易翰; 蔡应富
Original assignee: Wenzhou Yute Technology Co ltd
Current assignee: Wenzhou Yute Technology Co ltd
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-09-01
Anticipated expiration: 2030-01-02

Abstract

The utility model discloses a fuel filter, which comprises a housin, lid under the top fixedly connected with of casing, the lid is gone up to the top fixedly connected with of lid down, the equal threaded connection in both sides at last lid top has fastening bolt, go up the lid and pass through fastening bolt and lower lid fixed connection, the bottom fixedly connected with spring of going up the lid, the quantity of spring is three, the bottom fixedly connected with clamp plate of spring, the inner chamber of casing is provided with filtering component. The utility model discloses a casing, lower lid, go up lid, fastening bolt, spring, clamp plate, filtering component, advance oil pipe, go out oil pipe, first mount, filter core and second mount's cooperation and use, can effectually solve the problem that current fuel filter has inconvenient renew cartridge, the device can make things convenient for recycle, changes the interior filter core and can continuously use, has improved resource utilization to reduce use cost.

Description

Fuel filter

Technical Field

The utility model relates to a filter technical field specifically is fuel filter.

Background

The motor vehicles can not drive fuel oil, the fuel oil is precipitated and filtered before being added into an oil tank, and the fuel oil is considered to be clean by general people, but the quality of oil products in China at present does not reach the standard, impurities contained in the fuel oil are still more, such as harmful particles, moisture and the like, and the granular impurities in the fuel oil can cause abrasion and even blockage to an oil pump nozzle, a cylinder sleeve, a piston ring and the like; the water molecules in the fuel can reduce the combustion efficiency of the fuel, so that the fuel can not be completely combusted, the pollutant emission is increased, the emulsified water which can not be completely combusted can be attached to the inner wall and the blades of the internal combustion engine, the blades can be corroded after long-term use, the service life of the internal combustion engine is shortened, the fuel filter element is arranged at the oil inlet of the fuel pump, impurities in a fuel gas system of the engine can be filtered, the fuel gas system, particularly an oil nozzle, can be prevented from being blocked, the abrasion and the corrosion can be reduced, the stable operation of the engine can be ensured, and the.

Most of the current fuel filters are integrated and need to be integrally replaced when being replaced, so that the internal filter element cannot be replaced, resource waste is caused, and the recycling efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fuel filter possesses the advantage of conveniently dismantling the recovery, has solved present fuel filter most and has been the integral type, needs wholly to change when changing to can't change inside filter core, lead to the waste of resource, recycle's the inefficiency problem.

In order to achieve the above object, the utility model provides a following technical scheme: the fuel filter comprises a shell, a cover body is fixedly connected to the top of the cover body, fastening bolts are connected to two sides of the top of the upper cover body in a threaded mode, the upper cover body is fixedly connected with the lower cover body through the fastening bolts, springs are fixedly connected to the bottom of the upper cover body, the number of the springs is three, a pressing plate is fixedly connected to the bottom of the springs, a filtering assembly is arranged in an inner cavity of the shell, the bottom of the pressing plate is in contact with the top of the filtering assembly, the top of the upper cover body is communicated with an oil inlet pipe, an oil outlet pipe is communicated with the bottom of the right side of the shell, the filtering assembly comprises a first fixing frame, a filter element is fixedly connected to the bottom of the first fixing frame.

Preferably, the filter element comprises a first filter screen layer, the bottom of the first filter screen layer is fixedly connected with an inner core layer, and the bottom of the inner core layer is fixedly connected with a second filter screen layer.

Preferably, the first filter screen layer is made of a needle-punched non-woven fabric, the inner core layer is made of linear low-density polyethylene resin, the second filter screen layer is made of a melt-blown non-woven fabric, and the melt-blown non-woven fabric is made of polyamide.

Preferably, the first fixing frame and the second fixing frame both adopt circular frames, and the first fixing frame and the second fixing frame are made of plastic materials.

Preferably, the filter element is cylindrical, and a cylindrical cavity is formed inside the filter element.

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

1. the utility model discloses a casing, lower lid, go up lid, fastening bolt, spring, clamp plate, filtering component, advance oil pipe, go out oil pipe, first mount, filter core and second mount's cooperation and use, can effectually solve the problem that current fuel filter has inconvenient renew cartridge, the device can make things convenient for recycle, changes the interior filter core and can continuously use, has improved resource utilization to reduce use cost.

2. The utility model discloses a set up first filtration stratum reticulare, interior sandwich layer and second filtration stratum reticulare, can carry out the layering to the particle impurity of different particle sizes and filter to guaranteed the filter effect of impurity in the fuel, through setting up first mount and second mount, can guarantee the stability of filter core.

Drawings

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

FIG. 2 is a schematic top view of the connecting structure of the housing and the filter assembly of the present invention;

fig. 3 is a schematic view of the structure of the filter element of the present invention.

In the figure: 1. a housing; 2. a lower cover body; 3. an upper cover body; 4. fastening a bolt; 5. a spring; 6. pressing a plate; 7. a filter assembly; 8. an oil inlet pipe; 9. an oil outlet pipe; 10. a first fixing frame; 11. a filter element; 12. a second fixing frame; 13. a first filter screen layer; 14. an inner core layer; 15. and the second filter screen layer.

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.

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 be referred 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", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, 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 components adopted by the utility model are all universal standard components or components known by the technicians in the field, and the structure and the principle of the components are known by the technicians through technical manuals or conventional experimental methods.

Referring to fig. 1-3, the fuel filter includes a housing 1, a lower cover 2 fixedly connected to the top of the housing 1, an upper cover 3 fixedly connected to the top of the lower cover 2, fastening bolts 4 threadedly connected to both sides of the top of the upper cover 3, the upper cover 3 fixedly connected to the lower cover 2 through the fastening bolts 4, three springs 5 fixedly connected to the bottom of the upper cover 3, a pressing plate 6 fixedly connected to the bottom of the springs 5, a filter assembly 7 disposed in the inner cavity of the housing 1, the bottom of the pressing plate 6 contacting the top of the filter assembly 7, an oil inlet pipe 8 communicated with the top of the upper cover 3, an oil outlet pipe 9 communicated with the bottom of the right side of the housing 1, the filter assembly 7 including a first fixing frame 10, a filter element 11 fixedly connected to the bottom of the first fixing frame 10, the filter element 11 including a first filter screen layer 13, an inner core layer 14 fixedly connected to the bottom of the first filter, the bottom of the inner core layer 14 is fixedly connected with a second filter screen layer 15, the first filter screen layer 13 is made of needle-punched non-woven fabric, the inner core layer 14 is made of linear low-density polyethylene resin, the second filter screen layer 15 is made of melt-blown non-woven fabric, the melt-blown non-woven fabric is made of polyamide, the filter element 11 is cylindrical, a cylindrical cavity is formed in the filter element 11, the bottom of the filter element 11 is fixedly connected with a second fixing frame 12, the first fixing frame 10 and the second fixing frame 12 are both made of circular frames, the first fixing frame 10 and the second fixing frame 12 are made of plastic materials, through the arrangement of the first filter screen layer 13, the inner core layer 14 and the second filter screen layer 15, particle impurities with different particle sizes can be subjected to layered filtration, the filtering effect of the impurities in fuel oil is guaranteed, through the arrangement of the first fixing frame 10 and the second fixing frame, Lower lid 2, go up lid 3, fastening bolt 4, spring 5, clamp plate 6, filtering component 7, advance oil pipe 8, go out oil pipe 9, first mount 10, filter core 11 and second mount 12's cooperation and use, can effectually solve current fuel filter and have the inconvenient problem of renew cartridge 11, the device can conveniently recycle, changes internal filter core 11 and can continuously use, has improved resource utilization to reduce use cost.

During the use, the inside first filter screen layer 13 of filtering component 7 and the material that the 15 used of second filter screen layer are different, can carry out the layering to the particle impurity of different particle sizes and filter, the fuel that contains impurity begins to get into filter core 11 through advancing oil pipe 8, the stratum basale adsorbs the filtration back, reach better filter effect, open upper cover body 3 through loosening fastening bolt 4, alright take out inside filtering component 7 and change, when the installation, clamp plate 6 passes through under spring 5's the effect, compress tightly the support to first mount 10, thereby its stability when having guaranteed the installation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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

1. Fuel filter, including casing (1), its characterized in that: the top of the shell (1) is fixedly connected with a lower cover body (2), the top of the lower cover body (2) is fixedly connected with an upper cover body (3), two sides of the top of the upper cover body (3) are in threaded connection with fastening bolts (4), the upper cover body (3) is fixedly connected with the lower cover body (2) through the fastening bolts (4), the bottom of the upper cover body (3) is fixedly connected with springs (5), the number of the springs (5) is three, the bottom of the springs (5) is fixedly connected with a pressing plate (6), an inner cavity of the shell (1) is provided with a filtering assembly (7), the bottom of the pressing plate (6) is in contact with the top of the filtering assembly (7), the top of the upper cover body (3) is communicated with an oil inlet pipe (8), the bottom of the right side of the shell (1) is communicated with an oil outlet pipe (9), and the filtering assembly (7) comprises a first, the bottom fixedly connected with filter core (11) of first mount (10), the bottom fixedly connected with second mount (12) of filter core (11).

2. The fuel filter according to claim 1, wherein: the filter element (11) comprises a first filter screen layer (13), the bottom of the first filter screen layer (13) is fixedly connected with an inner core layer (14), and the bottom of the inner core layer (14) is fixedly connected with a second filter screen layer (15).

3. The fuel filter according to claim 2, wherein: the first filter screen layer (13) is made of needle-punched non-woven fabric, the inner core layer (14) is made of linear low-density polyethylene resin, the second filter screen layer (15) is made of melt-blown non-woven fabric, and the melt-blown non-woven fabric is made of polyamide.

4. The fuel filter according to claim 1, wherein: the first fixing frame (10) and the second fixing frame (12) both adopt circular frames, and the first fixing frame (10) and the second fixing frame (12) are made of plastic materials.

5. The fuel filter according to claim 1, wherein: the filter element (11) is cylindrical, and a cylindrical cavity is formed inside the filter element.