CN219412759U - Quick replacement type fuel filter device - Google Patents

Abstract

The utility model discloses a quick-replacement type fuel filter device, which belongs to the field of fuel filters and comprises a shell, wherein an upper sealing plate is arranged at the top of the shell and seals the shell, a return pipe is arranged above the upper sealing plate, a pressure relief valve is arranged at the bottom of the return pipe and is arranged in the shell, an oil inlet pipe is arranged at one side of the upper sealing plate and is communicated with the inside of the shell, conical tables are uniformly arranged on the surface of the oil inlet pipe, mounting rods are symmetrically arranged on the surface of the oil inlet pipe, arc-shaped sliding plates are slidably arranged on the surfaces of the two mounting rods, the two arc-shaped sliding plates are respectively arranged at two sides of the oil inlet pipe and the two arc-shaped sliding plates are arranged on the surface of an oil inlet pipe and an outlet pipe so as to increase tension of a butt joint hose, and simultaneously, after the hose is butt joint in place, the two arc-shaped sliding plates are mutually close to each other so as to clamp the oil delivery hose, and the connection stability of the hose is increased.

Description

Quick replacement type fuel filter device

Technical Field

The utility model relates to the field of fuel filters, in particular to a quick-replacement fuel filter device.

Background

The fuel filter is connected in series on a pipeline between the fuel pump and the oil inlet of the throttle valve body. The fuel filter is used for removing solid impurities such as ferric oxide, dust and the like contained in fuel oil and preventing a fuel oil system from being blocked. The mechanical abrasion is reduced, the stable operation of the engine is ensured, the reliability is improved, the filter is butted with the input pipeline in use, the hose is mostly butted in the present stage, the friction force is increased by the inverted buckle in the shape of the surface round table, the falling off is prevented, in order to ensure the butting stability, the corresponding steel wires or the tightening belts are adopted for the bundling and fixing, but in the practical use process, due to the limited installation space, the filter can not be operated when the filter is replaced, the unstable installation is easy to occur, if the butting terminal is directly adopted, the great cost is increased, and meanwhile, the larger movable space is also required to be provided.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a quick-change fuel filter device which can realize direct butt joint with an oil delivery hose and ensure the stability of the hose after butt joint through a mutually-clamped mechanism.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a quick replacement formula fuel filter device, includes the casing, the casing top is provided with the upper seal plate, the upper seal plate seals the casing, the upper seal plate top is provided with the back flow, the back flow bottom is provided with the relief valve, the relief valve is arranged in inside the casing, upper seal plate one side is provided with into oil pipe, it link up with the casing is inside to advance oil pipe, it evenly is provided with the toper platform to advance oil pipe surface, it is provided with the installation pole to advance oil pipe surface symmetry, two installation pole surface sliding mounting has the arc slide, two the arc slide is arranged in respectively and is advanced oil pipe both sides, the inside top of arc slide is provided with the boss, recess looks adaptation between boss and the toper platform.

Further, the oil inlet pipe surface slidable mounting has the sliding sleeve, the sliding sleeve is arranged in arc slide below, the sliding sleeve outside symmetry is provided with the extension board, sliding sleeve upper surface symmetry is provided with the control lever.

Further, two control rods are respectively arranged in gaps at two sides of the arc-shaped sliding plate, connecting rods are symmetrically arranged at two sides of one end, deviating from the sliding sleeve, of the control rod through pin shafts, and one ends, deviating from the control rod, of the connecting rods are respectively connected to the side faces of the two arc-shaped sliding plates.

Further, a spring is sleeved on the surface of the oil inlet pipe, and the spring is arranged between the sliding sleeve and the upper sealing plate.

Further, the inside filter core that is provided with of casing, the casing bottom is provided with out oil pipe, go out oil pipe and the inside link up of filter core.

Further, the oil outlet pipe and the return pipe are identical in structure to the oil inlet pipe.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that: the utility model provides a quick-change fuel filter device, which is characterized in that a frustum is arranged on the surface of an oil inlet and outlet pipeline to increase the tension of a hose in butt joint, two movable arc plates are additionally arranged on the outer side, and the hose is clamped by the extrusion force of the two arc plates which are close to each other after being in butt joint, so that the stability of connection of the hose is improved, oil leakage is prevented, and the device is convenient to install or detach and can be operated in a narrow space.

Drawings

FIG. 1 is a schematic longitudinal elevational cross-sectional view of the present utility model;

FIG. 2 is an enlarged schematic view of the area A of FIG. 2 according to the present utility model;

FIG. 3 is a schematic view of the overall structure of the oil inlet pipe of the present utility model.

The reference numerals in the figures illustrate:

1. a housing; 2. an upper sealing plate; 3. a pressure release valve; 4. a return pipe; 5. a filter element; 6. an oil outlet pipe; 7. an oil inlet pipe; 8. a conical table; 9. a mounting rod; 10. an arc-shaped sliding plate; 11. a boss; 12. a sliding sleeve; 13. an extension plate; 14. a control lever; 15. a connecting rod; 16. and (3) a spring.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Example 1:

please refer to fig. 1, a quick replacement type fuel filter device, which comprises a housing 1, the casing 1 top is provided with upper seal plate 2, upper seal plate 2 seals casing 1 to guarantee that casing 1 is inside to be in sealed condition, upper seal plate 2 top is provided with back flow 4, back flow 4 bottom is provided with relief valve 3, can open relief valve 3 when casing 1 internal pressure surpasss the threshold value and flow back the fuel of inside in the oil tank, relief valve 3 arranges casing 1 inside, upper seal plate 2 one side is provided with oil feed pipe 7, oil feed pipe 7 link up with casing 1 inside.

Please refer to fig. 2 and 3, the oil inlet pipe 7 surface evenly is provided with the toper platform 8, increase the tension that is greater than the oil delivery hose, prevent to break away from, improve the leakproofness of connection, oil inlet pipe 7 surface symmetry is provided with installation pole 9, installation pole 9 is perpendicular with the axle center of oil inlet pipe 7, in order to guarantee that two arc slide 10 can realize the stability of removal, two installation pole 9 surface slidable mounting has arc slide 10, two arc slide 10 are semi-circular, carry out the centre gripping to the oil delivery hose when being close to each other, two arc slide 10 are arranged in oil inlet pipe 7 both sides respectively, arc slide 10 inside top is provided with boss 11, recess looks adaptation between boss 11 and the toper platform 8, in order to make arc slide 10 be close to hose clamping deformation, make oil delivery hose closely laminate toper platform 8 surface, improve the leakproofness.

Referring to fig. 2 and 3, the sliding sleeve 12 is slidably mounted on the surface of the oil inlet pipe 7, the sliding sleeve 12 is disposed below the arc-shaped sliding plate 10, the sliding sleeve 12 can slide up and down, extension plates 13 are symmetrically disposed on the outer side of the sliding sleeve 12 to facilitate the application of force to the sliding sleeve 12, control rods 14 are symmetrically disposed on the upper surface of the sliding sleeve 12, the control rods 14 are vertically disposed parallel to the axis of the oil inlet pipe 7, two control rods 14 are respectively disposed in gaps on two sides of the two arc-shaped sliding plates 10, connecting rods 15 are symmetrically mounted on two sides of one end of the control rods 14, which are away from the control rods 14, of the two arc-shaped sliding plates 10, the connecting direction of the connecting rods 15 is to ensure that the two arc-shaped sliding plates 10 can be driven to be separated from each other to be conveniently butted with an oil delivery hose when the sliding sleeve 12 is pressed down.

The surface of the oil inlet pipe 7 is sleeved with a spring 16, the spring 16 is arranged between the sliding sleeve 12 and the upper sealing plate 2, and the sliding sleeve 12 can be reset after being pressed down, so that the two arc sliding plates 10 can be automatically clamped in a close manner.

Please refer to fig. 1, a filter element 5 is disposed inside the casing 1, an oil outlet pipe 6 is disposed at the bottom of the casing 1, the oil outlet pipe 6 is communicated with the inside of the filter element 5, the fuel flowing through the oil filter is effectively filtered through the filter element 5, the structures of the oil outlet pipe 6 and the return pipe 4 are the same as the oil inlet pipe 7, and the quick butt joint installation is realized with an oil delivery hose by adopting the same principle.

When in use: because spring 16 has the external pushing force to sliding sleeve 12 all the time, then make control lever 14 place the top of stroke, then make two arc slide 10 be close to through the cooperation with connecting rod 15, can drop extension board 13 during the installation, so as to drive sliding sleeve 12 to move down, spring 16 receives the extrusion and holds the power, control lever 14 also can move down along with, make two arc slide 10 keep away from each other through the cooperation of connecting rod 15, then make arc slide 10 move along the orbit of installation pole 9 outwards, increase the gap between arc slide 10 and the toper platform 8, can insert the tip of toper platform 8 with the oil pipe during the installation, and place the inboard of arc slide 10, then loosen the pushing down to sliding sleeve 12, because the power that holds of realizing spring 16 makes sliding sleeve 12 move back up, then make two arc slide 10 be close to each other to the oil pipe of inboard centre gripping, and through boss 11 and toper platform 8's recess department, carry out the dynamics of cooperation increase the centre gripping.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (6)

1. The utility model provides a quick replacement formula fuel filter device, includes casing (1), casing (1) top is provided with closing plate (2), go up closing plate (2) and seal casing (1), its characterized in that: the utility model discloses a novel oil-saving sealing device for the automobile, including casing (1), upper sealing plate (2), back flow (4) bottom is provided with relief valve (3), inside casing (1) is arranged in to relief valve (3), upper sealing plate (2) one side is provided with into oil pipe (7), it link up with casing (1) inside to advance oil pipe (7), advance oil pipe (7) surface evenly and be provided with toper platform (8), advance oil pipe (7) surface symmetry and be provided with installation pole (9), two installation pole (9) surface sliding has arc slide (10), two arc slide (10) are arranged in respectively into oil pipe (7) both sides, arc slide (10) inside top is provided with boss (11), recess looks adaptation between boss (11) and the toper platform (8).

2. A quick change fuel filter assembly as set forth in claim 1 wherein: the oil inlet pipe (7) surface sliding mounting has sliding sleeve (12), arc slide (10) below is arranged in sliding sleeve (12), sliding sleeve (12) outside symmetry is provided with extension board (13), sliding sleeve (12) upper surface symmetry is provided with control rod (14).

3. A quick change fuel filter assembly as set forth in claim 2 wherein: the two control rods (14) are respectively arranged in gaps at two sides of the arc-shaped sliding plates (10), connecting rods (15) are symmetrically arranged at two sides of one end, deviating from the sliding sleeve (12), of the control rods (14 through pin shafts, and one ends, deviating from the control rods (14), of the two connecting rods (15) are respectively connected to the side faces of the two arc-shaped sliding plates (10).

4. A quick change fuel filter assembly as set forth in claim 3 wherein: the surface of the oil inlet pipe (7) is sleeved with a spring (16), and the spring (16) is arranged between the sliding sleeve (12) and the upper sealing plate (2).

5. A quick change fuel filter assembly as defined in claim 4 wherein: the novel filter is characterized in that a filter element (5) is arranged inside the shell (1), an oil outlet pipe (6) is arranged at the bottom of the shell (1), and the oil outlet pipe (6) is communicated with the inside of the filter element (5).

6. A quick change fuel filter assembly as set forth in claim 5 wherein: the oil outlet pipe (6) and the return pipe (4) are identical to the oil inlet pipe (7).