CN210000116U

CN210000116U - dustproof automobile fuel tank cover

Info

Publication number: CN210000116U
Application number: CN201920722922.1U
Authority: CN
Inventors: 黄定荣
Original assignee: Dongtai Rongda Plastic Industry Co Ltd
Current assignee: Dongtai Rongda Plastic Industry Co Ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-01-31
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses a dustproof automobile fuel tank cap, including the fuel tank cap body, the fuel tank cap body comprises upper cover section and lower cover section, upper cover section and the shaping of the body of lower cover section, and upper cover section up end is opened flutedly, and the outside cover of lower cover section has elastic sleeve, and upper cover section inboard is opened flutedly, and the joint has dustproof sealing circle in the recess, the utility model discloses structural design is novel, and dustproof effectual through setting up elastic sleeve in the lower cover section outside, can effectually prevent that outside dust adhesion is on the lower cover section, and in addition, the dustproof sealing circle of setting has excellent fire-retardant, thermal-insulated, sealing performance.

Description

dustproof automobile fuel tank cover

Technical Field

The utility model relates to a fuel tank cap technical field specifically is dustproof car fuel tank cap.

Background

The automobile fuel tank cap is important fittings of automobile, the current dustproof automobile fuel tank cap is directly screwed on the fuel filler hole of the fuel tank, when the automobile needs to be refueled, the fuel tank cap needs to be unscrewed, then the fuel is injected into the fuel tank through the fuel filler hole, after the fuel is added, the fuel tank cap is screwed on the fuel filler hole, after the fuel tank cap is separated from the automobile, the fuel tank cap is easy to be stained with dust and lost, the dust is followed with the fuel tank cap and is easy to pollute the fuel tank, therefore, novel automobile fuel tank caps are necessary to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide kinds of dustproof car fuel tank cap to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a dustproof automobile fuel tank cap, including the fuel tank cap body, the fuel tank cap body comprises upper cover section and lower cover section, upper cover section and body shaping of lower cover section, upper cover section up end is opened flutedly the handle, the outside cover of lower cover section has elastic sleeve, upper cover section inboard is opened flutedly, the joint has dustproof sealing washer in the recess.

Preferably, the elastic sleeve comprises a cylinder body, the cylinder body is of a hollow cylinder structure, the diameter of the cylinder body is larger than that of the lower cover section, the cylinder body is made of a silicon rubber material, the thickness of the cylinder body is 2mm-3mm, and a spiral buffer spring is embedded in the inner wall of the cylinder body.

Preferably, the dustproof sealing ring comprises an annular sealing ring body, a boss is arranged on the inner periphery of the annular sealing ring body, an inclined plane is arranged at the upper end of the outer end face of the boss, the inclined plane has an inclination angle of 60-70 degrees, the sealing ring is made of a polyurethane material, and the thickness of the sealing ring is 3-5 mm.

Preferably, the top end of the cylinder body is provided with an annular connecting sheet which is fixedly arranged on the inner side of the upper cover section.

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

(1) the utility model discloses structural design is novel, and is dustproof effectual, through set up elastic sleeve in the lower cover section outside, can effectually prevent that outside dust adhesion is in the lower cover section, and in addition, the dustproof sealing washer of setting has excellent fire-retardant, thermal-insulated, sealing performance.

(2) The utility model discloses elastic sleeve's barrel is made by silicon rubber materials, the embedded spiral buffer spring of barrel inner wall adopts this structure, and when the oil tank was covered, elastic sleeve was compressed to the upper cover section inboard, and with the dust seal circle formation double seal effect, when the oil tank cap was opened, elastic sleeve automatic release overlaps the lower cover section and is inside elastic sleeve, prevents outside dust adhesion at lower cover section outer wall.

(3) The utility model discloses a dust seal intensity high, toughness is good, and is not fragile, and easy to assemble changes, and is sealed effectual.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a bottom view of the upper cover section of the present invention;

FIG. 3 is a front view of the elastic sleeve of the present invention;

fig. 4 is a front view of the dustproof sealing ring of the present invention.

Detailed Description

The technical solution 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 , but not all embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", " end", " end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that unless otherwise explicitly stated or limited, the terms "mounted," disposed, "" connected, "and the like are used to mean, for example," connected, "may be a fixed connection, a detachable connection, or body-connected," may be a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication between two elements.

Referring to fig. 1-4, the utility model provides technical solutions, dustproof automobile fuel tank caps, including the fuel tank cap body, the fuel tank cap body comprises upper cover section 1 and lower cover section 2, upper cover section 1 and lower cover section 2 body shaping, open recess handle 3 on 1 up end of upper cover section, the outside cover of lower cover section 2 has elastic sleeve 4, open recess 5 on 1 inboard of upper cover section, the joint has dust seal 6 in the recess 5.

The utility model discloses in, elastic sleeve 4 includes barrel 7, barrel 7 is the hollow circular cylinder structure, the diameter of barrel 7 is greater than the diameter of lower cover section 2, barrel 7 is made by the silicon rubber material, the thickness of barrel 7 is 2mm-3mm, the embedded spiral buffer spring 8 of barrel 7 inner wall. The top end of the cylinder body 7 is provided with an annular connecting sheet 12, and the annular connecting sheet 12 is fixedly arranged on the inner side of the upper cover section 1. The utility model discloses elastic sleeve's barrel is made by silicon rubber materials, the embedded spiral buffer spring of barrel inner wall adopts this structure, and when the oil tank was covered, elastic sleeve was compressed to the upper cover section inboard, and with the dust seal circle formation double seal effect, when the oil tank cap was opened, elastic sleeve automatic release overlaps the lower cover section and is inside elastic sleeve, prevents outside dust adhesion at lower cover section outer wall.

Furthermore, the utility model discloses in, dust seal 6 includes annular seal ring body 7, set up boss 10 on the internal periphery of annular seal ring body 7, the upper end of the outer terminal surface of boss 10 is equipped with inclined plane 11, inclined plane 11 inclination is 60-70, sealing washer 6 is made by the polyurethane material, sealing washer 6 thickness is 3mm-5 mm. The utility model discloses a dust seal intensity high, toughness is good, and is not fragile, and easy to assemble changes, and is sealed effectual.

To sum up, the utility model discloses structural design is novel, and is dustproof effectual, through set up elastic sleeve in the lower cover section outside, can effectually prevent that outside dust adhesion is in the lower cover section, and in addition, the dustproof sealing washer of setting has excellent fire-retardant, thermal-insulated, sealing performance.

It will thus be seen that the present invention is illustrative and not restrictive, and the scope of the invention is defined by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

The utility model provides a kind of dustproof car fuel tank cap, including the fuel tank cap body, its characterized in that the fuel tank cap body comprises upper cover section (1) and lower cover section (2), upper cover section (1) and lower cover section (2) body shaping, open fluted handle (3) on upper cover section (1) up end, the outside cover of lower cover section (2) has elastic sleeve (4), open fluted (5) on upper cover section (1) inboard, the joint has dust seal (6) in recess (5).
2. The kind of dustproof automobile fuel tank cap according to claim 1, wherein the elastic sleeve (4) comprises a cylinder (7), the cylinder (7) is a hollow cylinder structure, the diameter of the cylinder (7) is larger than that of the lower cap section (2), the cylinder (7) is made of silicon rubber material, the thickness of the cylinder (7) is 2mm-3mm, and a spiral buffer spring (8) is embedded in the inner wall of the cylinder (7).
3. The kind of dustproof automobile fuel tank cap according to claim 1, wherein the dustproof sealing ring (6) comprises an annular sealing ring body (9), a boss (10) is arranged on the inner circumference of the annular sealing ring body (9), an inclined surface (11) is arranged at the upper end of the outer end surface of the boss (10), the inclined angle of the inclined surface (11) is 60-70 degrees, the sealing ring (6) is made of polyurethane material, and the thickness of the sealing ring (6) is 3-5 mm.
4. dust-proof automobile fuel tank cap according to claim 2, wherein the top end of the barrel (7) is provided with an annular connecting piece (12), and the annular connecting piece (12) is fixedly installed inside the upper cap section (1).