CN202300750U - Rotary type fuel oil filter structure with water accumulating cup - Google Patents

Abstract

The utility model discloses a rotary type fuel oil filter structure with a water accumulating cup, which comprises a casing, wherein the top and the bottom of the casing are respectively provided with an opening. A filter core assembly is arranged in the casing, the position of the opening arranged at the bottom of the casing is connected with a water accumulating cup assembly which comprises the water accumulating cup. The inside of the water accumulating cup is divided by two vertical plates into three water accumulating cavities, the opening arranged at the top of the water accumulating cup is connected with a water accumulating cup outer nut which extends into the bottom opening of the casing and is positioned outside a lower end cover of the filter core assembly in a threaded fit mode, and a threaded plate assembly is covered at the position of the top opening of the casing. The rotary type fuel oil filter structure is simple in structure and easy to achieve, can timely drain accumulated water in the casing, guarantees filtering effect of a fuel oil filter, and prolongs service life of the fuel oil filter.

Description

The rotation fitting type fuel filter structure of band ponding cup

Technical field

The utility model relates to the filter cleaner field, is specially a kind of rotation fitting type fuel filter structure with the ponding cup.

Background technique

Fuel filter is connected on the pipeline between fuel pump and the throttle valve body filler opening, and effect is deleterious particle and the moisture content in the filtering engine fuel gas system, with protection oil pump nozzle, cylinder sleeve, piston ring etc., reduces wear, and avoids stopping up.Fuel filter comprises shell, the filter core that has filter paper to constitute in the shell, and fuel filter long back service time of existing technology produces a large amount of ponding in the inner meeting of filter cleaner, if ponding can't in time be discharged the filtering effect that can reduce filter cleaner.

The model utility content

The utility model purpose provides a kind of rotation fitting type fuel filter structure with the ponding cup, can't discharge the problem that causes the filtering effect to reduce to solve the inner ponding of existing technology fuel filter.

In order to achieve the above object, the technological scheme that the utility model adopted is:

The rotation fitting type fuel filter structure of band ponding cup; Comprise the shell that top, bottom are uncovered respectively; It is characterized in that: be provided with filter core assembly in the said shell, the outer casing bottom open-mouth is connected with ponding cup assembly, and said filter core assembly comprises upper and lower end cap with central through bore and the center tube that connects upper and lower end cap; Said center tube is with many circle filter paper outward; Many circles filter paper outside the edge downwarping of said upper end cap, said center tube is spacing by upper end cap edge curved section, has the sealing gasket of band central through bore to be installed in the central through bore of upper end cap; Said ponding cup assembly comprises open-topped, and bottom lock also has the ponding cup of plugging hole, dewatering orifice, is provided with the shutoff nut in the said plugging hole; Be provided with the nut that discharges water in the dewatering orifice; And be provided with in the nut that discharges water with the ponding cup in be communicated with and lead to the outer runner that discharges water of ponding cup, separated into three ponding chambeies by the twice riser in the said ponding cup, the ponding cup is connected the outer casing bottom open-mouth; Ponding cup open-topped is connected with and stretches into the uncovered ponding cup outer nut of outer casing bottom; Said ponding cup outer nut is screwed on the filter core assembly lower end cap and supports lower end cap outward, and said cover top portion open-mouth is covered with spiral shell plate assembly, and said spiral shell plate assembly is by constituting with spiral shell plate, the fixed plate of central through bore respectively; Said spiral shell plate lower face has central boss; Said fixed plate upper plate surface forms circular groove, and the corresponding circular groove of fixed plate lower face position is provided with annular bead, and the annular bead of said fixed plate lower face is welded on the upper plate surface of spiral shell plate; The central boss of said spiral shell plate is installed in the central through bore of sealing gasket, and the central through bore of fixed plate, spiral shell plate, sealing gasket communicates with each other.

The utility model is simple in structure, is easy to realize.At the uncovered ponding cup that is connected with of outer casing bottom; Three ponding chambeies that are provided with in the ponding cup; Can effectively the ponding in the ponding cup be discharged through the shutoff nut of regulating ponding cup plugging hole, the nut that discharges water of dewatering orifice; The ponding cup outer nut that ponding cup open-topped connects can support the lower end cap of filter core assembly effectively, guarantees the filter core assembly stable installation.The utility model can be discharged the ponding in the shell in time, has guaranteed the filtering effect of fuel filter, the working life of also having improved fuel filter.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Embodiment

As shown in Figure 1.The rotation fitting type fuel filter structure of band ponding cup; Comprise the shell 1 that top, bottom are uncovered respectively; Be provided with filter core assembly in the shell 1, shell 1 bottom open-mouth is connected with ponding cup assembly, and filter core assembly comprises upper and lower end cap 2,3 with central through bore and the center tube 4 that connects upper and lower end cap 2,3; Center tube 4 outer being with are enclosed filter paper 5 more; Upper end cap 2 edge downwarpings, the many circles filter paper 5 outside the center tube 4 is spacing by upper end cap 2 edge curved sections, has the sealing gasket 6 of band central through bore to be installed in the central through bore of upper end cap 2; Ponding cup assembly comprises open-topped, and bottom lock also has the ponding cup 7 of plugging hole, dewatering orifice, is provided with shutoff nut 8 in the plugging hole; Be provided with the nut 9 that discharges water in the dewatering orifice; And be provided with in the nut 9 that discharges water with ponding cup 7 in is communicated with and leads to ponding cup 7 runner 10 that discharges water outward, separated into three ponding chambeies by twice riser 11 in the ponding cup 7, ponding cup 7 is connected shell 1 bottom open-mouth; Ponding cup 7 open-toppeds are connected with and stretch into the uncovered ponding cup outer nut 12 in shell 1 bottom; Ponding cup outer nut 12 is screwed on the outer lower end caps 3 that support of filter core assembly lower end cap 3, and shell 1 open-topped place is covered with spiral shell plate assembly, and spiral shell plate assembly is by constituting with spiral shell plate 13, the fixed plate 14 of central through bore respectively; Spiral shell plate 13 lower faces have central boss; Fixed plate 14 upper plate surfaces form circular groove 15, and the corresponding circular groove of fixed plate 14 lower faces position is provided with annular bead, and the annular bead of fixed plate 14 lower faces is welded on the upper plate surface of spiral shell plate 13; The central boss of spiral shell plate 13 is installed in the central through bore of sealing gasket 6, and the central through bore of fixed plate 14, spiral shell plate 13, sealing gasket 6 communicates with each other.

Claims (1)

1. be with the rotation fitting type fuel filter structure of ponding cup; Comprise the shell that top, bottom are uncovered respectively; It is characterized in that: be provided with filter core assembly in the said shell, the outer casing bottom open-mouth is connected with ponding cup assembly, and said filter core assembly comprises upper and lower end cap with central through bore and the center tube that connects upper and lower end cap; Said center tube is with many circle filter paper outward; Many circles filter paper outside the edge downwarping of said upper end cap, said center tube is spacing by upper end cap edge curved section, has the sealing gasket of band central through bore to be installed in the central through bore of upper end cap; Said ponding cup assembly comprises open-topped, and bottom lock also has the ponding cup of plugging hole, dewatering orifice, is provided with the shutoff nut in the said plugging hole; Be provided with the nut that discharges water in the dewatering orifice; And be provided with in the nut that discharges water with the ponding cup in be communicated with and lead to the outer runner that discharges water of ponding cup, separated into three ponding chambeies by the twice riser in the said ponding cup, the ponding cup is connected the outer casing bottom open-mouth; Ponding cup open-topped is connected with and stretches into the uncovered ponding cup outer nut of outer casing bottom; Said ponding cup outer nut is screwed on the filter core assembly lower end cap and supports lower end cap outward, and said cover top portion open-mouth is covered with spiral shell plate assembly, and said spiral shell plate assembly is by constituting with spiral shell plate, the fixed plate of central through bore respectively; Said spiral shell plate lower face has central boss; Said fixed plate upper plate surface forms circular groove, and the corresponding circular groove of fixed plate lower face position is provided with annular bead, and the annular bead of said fixed plate lower face is welded on the upper plate surface of spiral shell plate; The central boss of said spiral shell plate is installed in the central through bore of sealing gasket, and the central through bore of fixed plate, spiral shell plate, sealing gasket communicates with each other.

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