CN210652672U - Oil filler hole box seal structure and car - Google Patents

Abstract

The utility model provides an oil filler hole box seal structure, includes hinge, oil filler hole box and sealed flexible glue, sealed flexible glue is fixed in the outer fringe of hinge, and outwards extend to the oil filler hole box, when locating when the oil filler hole lid of hinge top is closed, the free end overlap joint of sealed flexible glue is in on the oil filler hole box, it is sealed the hinge with clearance between the oil filler hole box. According to the oil filler box sealing structure, the sealing soft rubber is additionally arranged between the oil filler cover and the oil filler box, when the oil filler cover is closed, the sealing soft rubber is in interference fit with the oil filler box, and the sealing soft rubber is stressed by a certain amount of compression, so that the sealing effect is ensured; this simple structure can reach sealed, waterproof and dustproof effect, has guaranteed the cleanness and pleasing to the eye of oil filler hole box internal environment. The utility model also discloses an automobile.

Description

Oil filler hole box seal structure and car

Technical Field

The utility model relates to an automobile body technical field especially relates to an oil filler hole box seal structure and car.

Background

As shown in fig. 1, the cross-sectional view of the closed state of the fuel filler cap assembly used in most current vehicle types is as follows: this kind of filler cap assembly structure, filler cap 1 is closed back under whole car state, filler cap 1 and hinge 2 are together covered and are located on the filler cap box 3, leave the clearance between filler cap 1 and the filler cap box 3, material such as water among the external environment, dust can get into the filler cap box 3 inside from this clearance, make the inside unclean pleasing to the eye of filler cap box 3, and probably lead to the drain pipe jam of the 3 bottoms of filler cap box, there is the risk of dust or water entering oil filler pipe 4 in refueling process. Therefore, it is necessary to provide a new filler box sealing structure to ensure the sealing effect of the filler box.

The foregoing description is provided for general background information and is not admitted to be prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil filler hole box seal structure through increase one seal structure between filler cap and oil filler hole box, after the filler cap is closed, improves the sealed of oil filler hole box, dustproof and waterproof performance.

The utility model provides an oil filler hole box seal structure, including hinge and oil filler hole box, still include sealed flexible glue, sealed flexible glue is fixed in the outer fringe of hinge, and outwards extend to oil filler hole box is when locating when the oil filler hole lid of hinge top is closed, the free end overlap joint of sealed flexible glue is in on the oil filler hole box, it is sealed the hinge with clearance between the oil filler hole box.

Further, the soft sealing glue and the hinge are integrally formed in an injection molding mode.

Furthermore, the soft sealing glue comprises a fixed end and a sealing end, the fixed end is fixedly connected with the outer edge of the hinge, and the sealing end is connected to the oil filler box in a lap joint mode when the oil filler cover is closed.

Further, the longitudinal section of stiff end is the U type, the outer fringe of hinge has one and extends to the flange of stiff end inside.

Further, the longitudinal section of the sealing end is inverted V-shaped.

Further, the longitudinal section of the sealing end of the soft sealing glue is M-shaped or S-shaped in a horizontal manner.

Further, a Z-shaped step is arranged at the opening end of the oil filling port box; when the oil filler cover is closed, the soft sealing glue extends to the step surface of the Z-shaped step.

Further, when the oil filler cover is closed, the sealing soft glue is pressed to deform and seal a gap between the hinge and the oil filler box.

Furthermore, the oil filling device also comprises an oil filling pipe connected with the oil filling port box, and soft glue is arranged between the oil filling port box and the oil filling pipe and used for forming interference as a second seal.

The utility model also provides a car, including the oil tank with install in oil filler box on the oil tank, oil filler box includes foretell oil filler box seal structure.

The utility model provides an oil filler hole box seal structure, through at the fixed sealed flexible glue of hinge outer fringe, thereby sealed flexible glue and oil filler hole box interference fit guarantee sealed effect when the filler cap is closed, inside inclosed space that forms of oil filler hole box, inside can prevent that external environment's water or dust from getting into the oil filler hole box, guaranteed the clean and pleasing to the eye of oil filler hole box internal environment, sealed flexible glue and oil filler hole box zero friction simultaneously can not produce the abnormal sound.

Drawings

Fig. 1 is a schematic cross-sectional view of a conventional filler cap assembly in a closed state on a vehicle.

FIG. 2 is a schematic view of a fuel filler box seal arrangement.

3 fig. 3 3 3 is 3 a 3 schematic 3 sectional 3 view 3 of 3 the 3 seal 3 structure 3 of 3 the 3 oil 3 feed 3 port 3 box 3 of 3 fig. 3 2 3 taken 3 along 3 the 3 direction 3 a 3- 3 a 3. 3

Description of reference numerals:

1-an oil filler cap, 2-a hinge, 3-an oil filler box, 4-an oil filler pipe, 5-a soft sealing glue, 2 a-a flange, 5 a-a fixed end and 5 b-a sealing end.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

3 please 3 refer 3 to 3 fig. 3 2 3 and 3 fig. 3 3 3, 3 fig. 3 2 3 is 3 a 3 schematic 3 view 3 of 3 the 3 oil 3 filler 3 box 3 sealing 3 structure 3 provided 3 by 3 the 3 present 3 invention 3, 3 and 3 fig. 3 3 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 along 3 a 3- 3 a 3 direction 3 of 3 the 3 oil 3 filler 3 box 3 sealing 3 structure 3 provided 3 by 3 the 3 present 3 invention 3. 3 As shown in fig. 2 and 3, the utility model provides an oil filler hole box seal structure, including hinge 2, oil filler hole box 3 and sealed flexible glue 5, the open end of oil filler hole box 3 is provided with Z style of calligraphy step, and sealed flexible glue 5 is fixed in the outer fringe of hinge 2, and outwards extends to on the step face of the Z style of calligraphy step of oil filler hole box 3, when the filler cap 1 of locating hinge 2 top is closed, the free end overlap joint of sealed flexible glue 5 is on the step face of the Z style of calligraphy step of oil filler hole box 3, the clearance between sealed hinge 2 and the oil filler hole box 3.

Referring to fig. 3 again, the soft sealing rubber 5 includes a fixed end 5a and a sealing end 5b, the longitudinal section of the fixed end 5a is U-shaped, the longitudinal section of the sealing end 5b is inverted V-shaped, the outer edge of the hinge 2 has a flange 2a extending to the inside of the fixed end 5a, the fixed end 5a is fixedly connected with the flange 2a of the hinge 2, the sealing end 5b is lapped on the filler box 3 when the filler cap 1 is closed, and the soft sealing rubber 5 deforms under pressure to seal the gap between the hinge 2 and the filler box 3. It is understood that the longitudinal section of the sealing end 5b may also be M-shaped or S-shaped lying across.

Referring to fig. 2 again, the oil filler box sealing structure further includes an oil filler tube 4 connected to the oil filler box 3, and a soft glue is disposed between the oil filler box 3 and the oil filler tube 4 for forming interference as a second seal.

The utility model provides a sealed flexible glue 5 and hinge 2 are set up to integrative injection moulding.

The utility model also provides a car, including the oil tank with install the oil filler hole box 3 on the oil tank, oil filler hole box 3 includes foretell oil filler hole box seal structure.

To sum up, the utility model provides an oil filler hole box seal structure through the sealed flexible glue at the fixed extensible of hinge outer fringe to oil filler hole box, thereby sealed flexible glue and oil filler hole box interference fit guarantee sealed effect when the oil filler hole lid is closed, and inside the oil filler hole box formed airtight space, can prevent that the water or the dust of external environment from getting into the oil filler hole box, guaranteed the clean and pleasing to the eye of oil filler hole box internal environment, sealed flexible glue and oil filler hole box do not have the friction simultaneously, can not produce the abnormal sound.

In the drawings, the size and relative sizes of layers and regions may be exaggerated for clarity. It will be understood that when an element such as a layer, region or substrate is referred to as being "formed on," "disposed on" or "located on" another element, it can be directly on the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly formed on" or "directly disposed on" another element, there are no intervening elements present.

In this document, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 can be understood in a specific case to those of ordinary skill in the art.

In this document, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for the sake of clarity and convenience of description of the technical solutions, and thus, should not be construed as limiting the present invention.

As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including not only those elements listed, but also other elements not expressly listed.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides an oil filler hole box seal structure, includes hinge (2) and oil filler hole box (3), its characterized in that still includes sealed flexible glue (5), sealed flexible glue (5) are fixed in the outer fringe of hinge (2), and outwards extend to oil filler hole box (3) are when locating when oil filler hole lid (1) of hinge (2) top is closed, the free end overlap joint of sealed flexible glue (5) is in on oil filler hole box (3), it is sealed hinge (2) with clearance between oil filler hole box (3).

2. The fuel filler box seal structure according to claim 1, wherein the soft seal rubber (5) and the hinge (2) are provided as an integral injection molding.

3. The fuel filler box seal structure according to claim 1, wherein the soft seal (5) includes a fixed end (5a) and a seal end (5b), the fixed end (5a) is fixedly connected to the outer edge of the hinge (2), and the seal end (5b) is lapped on the fuel filler box (3) when the fuel filler cap (1) is closed.

4. The fuel filler box seal structure according to claim 3, wherein the fixed end (5a) is U-shaped in longitudinal section, and the outer edge of the hinge (2) has a flange (2a) extending to the inside of the fixed end (5 a).

5. The fuel filler box seal structure according to claim 3, wherein the longitudinal section of the seal end (5b) is inverted V-shaped.

6. The fuel filler box seal structure according to claim 3, wherein the longitudinal section of the seal end (5b) of the soft seal (5) is M-shaped or S-shaped lying across.

7. The fuel filler box seal structure according to claim 1, wherein an open end of the fuel filler box (3) is provided with a zigzag step; when the oil filler cover (1) is closed, the soft sealing glue (5) extends to the step surface of the Z-shaped step.

8. The filler neck box seal structure according to claim 7, wherein the soft seal (5) is deformed under pressure to seal a gap between the hinge (2) and the filler neck box (3) when the filler neck cover (1) is closed.

9. The fuel filler neck box seal structure according to claim 1, further comprising a fuel filler tube (4) connected to the fuel filler neck box (3), wherein a soft glue is provided between the fuel filler neck box (3) and the fuel filler tube (4) for forming an interference as a second seal.

10. An automobile comprising a fuel tank and a filler neck box (3) mounted thereon, characterized in that the filler neck box (3) comprises a filler neck box sealing structure according to any one of claims 1 to 9.

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