KR101762274B1

KR101762274B1 - Structure of opening and closing fuel door

Info

Publication number: KR101762274B1
Application number: KR1020150183521A
Authority: KR
Inventors: 양승준; 김동효
Original assignee: 현대자동차주식회사; 주식회사 신기인터모빌
Priority date: 2015-12-22
Filing date: 2015-12-22
Publication date: 2017-07-28
Also published as: KR20170074362A

Abstract

According to the present invention, in a fuel door opening / closing structure in which one end of a main body is rotatably mounted on a vehicle body so that rotation of the main body is interrupted when the main body is locked and rotation of the main body is permitted when the main body is opened, A housing formed in a pipe shape and formed in a pipe shape and having a rail hole formed in a spiral shape along a longitudinal direction and having an opening at a side thereof and a cut portion formed at a front side of the housing and a protrusion formed on an outer peripheral surface of the housing, A pop-up rod inserted into the housing, the pop-up rod having a fixing groove formed at a portion exposed through the opening, and a fastening portion capable of engaging with the fastening portion at an upper end; And a rocking rod whose one end enters into the fixing groove and controls the slide of the pop-up rod when advancing, wherein the pop-up rod is simultaneously rotated in a descending direction along the shape of the rail hole, The engagement and disengagement of the fastening portion and the fastening portion is released, and when the fastening portion and the fastening portion are lowered, the fastening portion and the fastening portion are engaged with each other.
According to the opening / closing structure of the fuel door of the present invention, since the pop-up rod is upwardly rotated and coupled to the binding portion provided at the rear of the fuel door, the fuel door removes the elastic member coupled to the pop- It is not subjected to the urging force of the elastic force coming directly. This has the effect of preventing deformation of the fuel door or defective appearance of the fuel door.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an opening and closing structure of a fuel door, and more particularly, to an opening and closing structure of a fuel door for preventing malfunction and simplifying a working structure in opening and closing operations of the fuel door.

Generally, a cap is mounted on the fuel injection port, and a fuel door is mounted on an outer panel of the vehicle body so that the fuel door is manually or automatically opened and closed so that the fuel injection port is exposed to the outside when the fuel is injected.

The fuel door for a vehicle according to the related art is hingedly connected to one side of a circular housing formed on an outer panel constituting a body of the vehicle and a catch is provided on the other side of the housing to selectively engage the fuel door, Respectively.

The catch is an opening / closing device for opening and closing the fuel door. The catch is selectively coupled to the fuel door according to the rotation of the fuel door to maintain the closed state of the fuel door. The catch is connected with a cable in the vehicle interior, Unlock the door so that it pops up.

However, the conventional fuel door opening / closing structure as described above is not smoothly opened and closed due to the frequent opening and closing operation of the rod having the elastic member connected to the cable in the vehicle interior and forming the elastic force, There is a problem that the merchantability is lowered.

Further, due to the sustained load of the elastic force, the panel formed on the rear side of the door is pushed by the elastic force so that the shape of the panel is deformed, and the pop-up rod coupled with the panel is deformed to cause malfunction and appearance failure .

Further, as the panel is deformed, there is a problem in that the fuel door having the panel is also deformed to deteriorate the appearance.

Accordingly, in order to solve the above-mentioned problems, the present invention provides a pop-up rod that is not only deformed in the shape of the panel due to the elastic force of the panel formed behind the door due to the continuous load of the elastic force, It is a principal object of the present invention to provide a fuel door opening / closing structure in order to solve the problem that deformation occurs and the fuel door is opened, malfunctions and appearance defects occur.

In order to accomplish the above object, the present invention provides a fuel door opening / closing structure in which one end of a main body is rotatably mounted on a vehicle body so that rotation of the main body is interrupted when the main body is locked, A housing rotatably coupled to the vehicle body and having a coupling portion formed on a surface thereof, a housing formed in a pipe shape and having a rail hole formed in a spiral shape along a longitudinal direction of the vehicle body and having an opening at a side thereof, A pop-up rod having a fixing groove formed at a portion exposed at the opening portion and a fastening portion capable of engaging with the fastening portion, the pop-up rod being inserted into the housing such that the formed protrusion is inserted into the rail hole; Spring; And a rocking rod whose one end enters into the fixing groove and controls the slide of the pop-up rod when advancing, wherein the pop-up rod is simultaneously rotated in a descending direction along the shape of the rail hole, The engagement of the fastening portion and the fastening portion is released, and when the fastening portion is lowered, the fastening portion and the fastening portion are engaged.

A rib is formed in the binding portion to be engaged with the fastening portion when the fastening portion is rotated. A pierced hole may be formed in the pop-up rod so that a groove is formed in the outer circumferential surface to be rotatably engaged with the rib.

The locking rod is connected to the vehicle body, and can slide over the elastic force of the second spring in accordance with the pulling of the cable coupled to the other side of the locking rod.

An inclined surface may be formed at an end of the locking rod so as to be slidable in a retreating direction when the pop-up rod is further lowered.

The pop-up rod may include a bumper inserted therein to form a central axis of rotation of the pop-up rod.

The rail hole may have a straight portion formed in the longitudinal direction and a spiral portion extending from the straight portion and having a shape rising along with the rotation along the circumference.

The locking rod can enter the fixing groove at a time point when the projection passes through the linear portion and enters the spiral portion.

According to the opening and closing structure of the fuel door of the present invention as described above, the pop-up rod is lifted upward to be rotationally coupled to the binding portion provided at the rear of the fuel door, So that it is not subjected to the urging force of the elastic force coming directly. This has the effect of preventing deformation of the fuel door or defective appearance of the fuel door.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a view showing an open / close structure of a fuel door according to an embodiment of the present invention;
FIG. 2 is a view showing a state where the locking rod is mounted on the pop-up rod in the opening / closing structure of the fuel door shown in FIG. 1;
Fig. 3 is a view showing a state in which, when the fuel door cable is pulled in the opening and closing structure of the fuel door shown in Fig. 1,
Fig. 4 is a view showing a state in which the fastening part of the pop-up rod is rotationally coupled to the fastening part of the main body in the opening / closing structure of the fuel door shown in Fig.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings in order that the present invention can be easily carried out by those skilled in the art. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In order to clearly illustrate the present invention, parts that are not related to the description are omitted, and the same or similar components are denoted by the same reference numerals throughout the entire specification.

In addition, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings, and the inventor should properly define the concept of the term to describe its invention in the best way. It should be construed as meaning and concept consistent with the technical idea of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is a view showing a state in which a locking rod is mounted on a pop-up rod in the opening and closing structure of the fuel door shown in Fig. 1, and Fig. 3 Fig. 4 is a view showing a state in which the pop-up rod rises when the fuel door cable is pulled up in the opening and closing structure of the fuel door shown in Fig. 1. Fig. 4 is a cross- In which the fastening portion of the pop-up rod is rotationally coupled.

Referring to Figs. 1 to 4, the fuel door opening / closing structure according to the embodiment of the present invention is configured to prevent malfunctioning and simplify the working structure in the opening and closing operations of the fuel door. Further, the opening / closing structure of the fuel door is such that one end of the main body is rotatably mounted on the vehicle body so that rotation of the main body is interrupted when the vehicle is locked, and rotation of the main body is allowed when the vehicle is opened. In addition, the fuel door opening / closing structure includes a main body 100, a housing 200, a pop-up rod 300, a spring 400, and a locking rod 500.

Referring to FIG. 4, the main body 100 is rotatably coupled to a vehicle body, and a binding portion 110 is formed on a surface thereof. In addition, the coupling part 110 may be provided with a rib 112 to be fastened when the coupling part 330 to be described later rotates.

The housing 200 is formed in a pipe shape. The housing 200 is mounted on a vehicle body, and a rail hole 210 is formed in a spiral shape along the longitudinal direction. The housing 200 is partially cut away and has openings 220 on its side surfaces. The rail hole 210 may include a straight portion 212 and a helical portion 214. The linear portion 212 may be formed in a longitudinal direction and the helical portion 214 may extend from the linear portion 212 to form a spiral portion 214 so as to have a shape rising along with rotation .

The pop-up rod 300 is inserted into the housing 200 so that the protrusion 310 formed on the outer circumferential surface of the pop-up rod 300 is inserted into the rail hole 210, and a fixing groove 320 is formed in a portion of the pop- do. The pop-up rod 300 is formed at its upper end with a coupling part 330 which can be engaged with the coupling part 110. The pop-up rod 300 may be formed with a perforation groove 332 formed in the outer circumferential surface of the coupling part 330 so as to be rotatably coupled to the rib 112. The perforation groove 332 may be formed such that the perforation groove 332 corresponds to an area of the rib 112 in contact with the perforation groove 332, have. In addition, the pop-up rod 300 may include a bumper 340 inserted in the pop-up rod 300 to form a center axis of rotation of the pop-up rod 300 and form a center of gravity.

The spring 400 is mounted to raise the pop-up rod 300 toward the main body 100.

The locking rod 500 enters one end of the locking groove 320 at the time of advancing to intermittently slide the pop-up rod 300. At this time, a second spring 510 is installed on the outer circumferential surface of the locking rod 500 in an elastic manner. In addition, the locking rod 500 is connected to the vehicle body and can slide over the elastic force of the second spring 510 due to the pulling of the cable 50 coupled to the other side of the locking rod 500. In addition, the locking rod 500 may have an inclined surface at an end of the locking rod 500 so as to be slidable in a retreating direction when the pop-up rod 300 is further lowered. Therefore, even if the locking rod 500 is strongly pressed into the fixing groove 320, it is possible to prevent the pop-up rod 300 from being impacted and to prevent the inclined surface structure portion of the locking rod 500 from being damaged It is effective. The locking rod 500 can enter the fixing groove 320 when the projection 310 enters the spiral portion 214 through the linear portion 212.

When the locking rod 500 is retracted and raised, the pop-up rod 300 is rotated together with the coupling part 330 and the coupling part 330, When the engagement of the part 110 is released and descended, the coupling part 330 and the coupling part 110 are engaged with each other.

As described above, according to the open / close structure of the fuel door according to the present invention, since the pop-up rod 300 is upwardly raised and coupled to the binding portion provided at the rear of the fuel door, 300, it is possible to prevent the elastic force from directly coming from the elastic force. This has the effect of preventing deformation of the fuel door or defective appearance of the fuel door.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

50: Cable
100:
110:
112: rib
200: Housing
210: Rail hole
212:
214:
220: opening
300: Popup Load
310: projection
320: Fixing groove
330:
332: Pierced hole
340: Bumper
400: spring
500: Locking rod
510: second spring

Claims

Wherein one end of the main body is rotatably mounted on the vehicle body so that the rotation of the main body is interrupted when the main body is locked and the rotation of the main body is permitted when the main body is opened,
A body rotatably coupled to the vehicle body and having a coupling portion formed on a surface thereof;
A housing formed in a pipe shape and mounted on a vehicle body, wherein the housing has a rail hole formed in a spiral shape along a longitudinal direction thereof,
A pop-up rod in which a protrusion formed on the outer circumferential surface is inserted into the housing so as to be inserted into the rail hole, a fixing groove is formed in a portion exposed through the opening, and a fastening portion capable of engaging with the fastening portion is formed at an upper end;
A spring mounted to raise the pop-up rod toward the main body; And
A locking rod which once enters the fixed groove and controls the slide of the pop-up rod when advancing; Lt; / RTI >
The pop-up rod is rotated at the same time when the pop-up rod ascends and descends along the shape of the rail hole. When the locking rod is moved backward, the engagement of the coupling portion and the coupling portion is released. rescue.

The method according to claim 1,
The fastening portion is provided with a rib for fastening the fastening portion when the fastening portion is rotated,
Wherein the pop-up rod is formed with a perforation groove in which a groove is formed in an outer circumferential surface to be rotationally coupled to the rib.

The method according to claim 1,
Wherein the second spring is resiliently mounted on an outer circumferential surface of the locking rod, and one end thereof is connected to the vehicle body so as to overcome the elastic force of the second spring in accordance with the pulling of a cable coupled to the other side of the locking rod. Opening and closing structure of fuel door.

The method according to claim 1,
Wherein an inclined surface is formed at an end of the locking rod so as to be slidable in a direction of retreating upon further descending of the pop-up rod.

The method according to claim 1,
In the pop-up load,
And a bumper inserted into the opening of the pop-up rod to form a rotation center axis of the pop-up rod.

The method according to claim 1,
The rail hole
A linear portion formed in the longitudinal direction,
Wherein a spiral portion is formed to extend from the straight portion and have a shape rising along with the rotation along the periphery.

The method according to claim 6,
The locking rod
And the protrusion enters the fixing groove at a time point when the protrusion passes through the linear portion and enters the spiral portion.