JP2019214329A - Method for fitting lid - Google Patents

Abstract

To provide a fitting method which easily and surely fit an openable/closable lid that covers a vehicle body.SOLUTION: An arm storage part 37 is lowered and a box 30 is fixed to a fitting jig, an opening/closing spring 40 is fit to a fitting arm member 26 of a lid 10, and a box engagement pin 25 of the fitting arm member 26 is inserted to an arm guide part 34 of the box 30 and is moved toward the arm engagement part 35. In this process, the opening/closing spring box fitting part 42 of the opening/closing spring 40 abuts on an inclination part 38 of the arm storage part 37, is moved in a step part 39 direction and is fixed to a connection part 36, and the opening/closing spring 40 is deflected so as to be contracted, and thereby a box engagement pin 25 of the fitting arm member 26 of the lid 10 is automatically fit to the arm engagement part 35 of the arm storage part 37.SELECTED DRAWING: Figure 6

Description

The present invention relates to a method for mounting a cover that covers a concave portion of a vehicle body used for a fuel supply port, a charging port, and the like of an automobile vehicle and that can be opened and closed.

As shown in FIG. 7, as a lid mounting structure of this type, the saucer 200 includes a tubular portion 202 communicating inside and outside the vehicle, and a horizontal extending portion 203 extending horizontally from the tubular portion 202. The outer end of the cylindrical portion 202 on the vehicle forms an opening 201. The horizontally extending portion 203 is formed in a box shape extending horizontally from the side of the cylindrical portion 202. The lid member 300 has a lid main body 301 capable of closing the opening 201 of the concave portion of the saucer 200, and an arm 302 connecting the lid main body 301 and the saucer 200. The cover main body 301 is formed in a substantially plate shape, and the arm portion 302 extends from the back surface of the cover member 300 to the inside of the horizontal extension portion 203 of the saucer 200. In the present embodiment, the arm portion 302 is formed so as to be convexly curved inward in the vehicle width direction, and is rotatable outwardly in the vehicle width direction of the horizontally extending portion 203 of the saucer 200 by a pin 400 extending in the vertical direction. Fixed. In addition, a spring 500 is provided between the saucer 200 and the lid member 300 and extends and contracts in a predetermined direction.

As shown in FIG. 7, the spring 500 is disposed in the horizontally extending portion 203 of the saucer 200 and between the horizontally extending portion 203 and the arm portion 302 in a horizontally compressed state. As shown in FIG. 8, the spring 500 is positioned by fixing the main body-side fixing portion 501 to the horizontal extending portion 203 and fixing the lid member-side fixing portion 502 to the arm portion 302.

Then, the lid member side fixing portion 502 of the spring 500 is closer to the closing direction in the rotation direction of the lid member 300 than the virtual line 600 connecting the rotation center (pin 400) of the lid member 300 and the main body side fixing portion 501 of the spring 500. Then, the urging force of the spring 500 acts in a direction to close the lid member 300. On the other hand, when the lid member side fixing portion 502 is on the opening side in the rotation direction of the lid member 300 with respect to the virtual line 600, the biasing force of the spring 500 acts in a direction to open the lid member 300.

JP 2015-98284 A

  By the way, although the method of mounting the lid described in FIGS. 7 and 8 is not described in the detailed description of the invention of Patent Document 1, it is considered as follows based on the drawings. First, the cover member side fixing portion 502 of the spring 500 is attached to the arm portion 302 of the cover member 300. Next, with the lid member 300 opened, the arm portion 302 is inserted into the horizontal extending portion 203 through the opening 201 of the saucer 200, and a hole formed in the side surface of the horizontal extending portion 203 and the pin 400 of the arm portion 302 are inserted. Match the holes.

Next, the pin 400 is inserted into the hole formed in the side surface of the horizontal extension 203 and the insertion hole of the pin 400 of the arm 302, and the arm 302 is fixed to the horizontal extension 203. In this state, the main body side fixing portion 501 of the spring 500 is in a free state. Next, the hand is inserted into the horizontally extending portion 203 to locate the main body side fixing portion 501 of the spring 500, and finally, while compressing the spring 500 in the expansion and contraction direction, the predetermined position of the horizontally extending portion 203 of the saucer 200 is determined. Carry in.

  Therefore, with respect to the method of attaching the lid of Patent Document 1, the holes formed on both side surfaces of the horizontal extending portion 203 must be aligned with the insertion holes of the pins 400 of the arm portion 302, and the holes are aligned. Since the pin 400 must be inserted, there is a problem in workability. After the arm portion 302 is fixed to the horizontal extending portion 203, a hand is put into the horizontal extending portion 203 where the inside cannot be seen. First, the main body side fixing portion 501 of the spring 500 in a free state. Second, after the main body-side fixing portion 501 of the spring 500 is searched, the main body-side fixing portion 501 of the spring 500 is compressed while the spring is compressed in the expansion and contraction direction. There is a problem in workability because the user has to carry it to a predetermined position. Further, there is a problem that it is not possible to confirm whether or not the main body-side fixing portion 501 of the spring 500 has reached a predetermined position of the horizontally extending portion 203 of the saucer 200 in FIG.

In order to solve the above-mentioned problem, the present invention according to claim 1 is a box having a concave portion which is attached to a lid for closing a refueling port or a charging port of a vehicle body, the mounting arm member is mounted on the lid, and the opening is formed in the refueling port or the charging port. A box body having a box body and an arm storage part extending from the box body, the mounting arm member having a lid mounting part for mounting a lid, and a box mounting arm rotatably mounted on the arm storage part of the box. A box engagement pin for rotatably locking the mounting arm member in the arm storage portion of the box at the tip of the box mounting arm, and an opening and closing spring mounting portion for mounting an opening and closing spring for biasing the mounting arm member; In the longitudinal direction of the arm storage portion, there is an inclined portion in which the space of the arm storage portion extends toward the vehicle interior, a step portion connected to the inclined portion, and a bottom portion connecting the step portion and the box body portion, An arm guide portion for guiding the box engaging pin of the mounting arm member in the width direction of the arm storing portion of the box, and an arm engaging portion for attaching the box engaging pin to the tip of the arm guide portion. Are an opening / closing spring arm attaching portion to be attached to the opening / closing spring attaching portion, an opening / closing spring box attaching portion abutting on the arm storage portion of the box, and an opening / closing spring body portion existing between the opening / closing spring arm attaching portion and the opening / closing spring box attaching portion. A method of mounting a lid having
A step of fixing the box to the jig with the arm storage section being substantially vertical and a step of mounting the open / close spring arm mounting section of the open / close spring to the open / close spring mounting section of the mounting arm member; and a mounting arm member to which the open / close spring is mounted. Inserting the box engaging pin into the arm guide portion of the arm storage portion of the box and moving the box engaging pin toward the arm engaging portion at the tip of the arm guide portion; The step of moving the box engaging pin of the mounting arm member to which the opening / closing spring is attached toward the arm engaging section at the tip of the arm guide section; A step in which the opening / closing spring box mounting portion of the spring comes into contact with the inclined portion of the arm storage portion of the box; Moving toward the connecting portion, abutting on the connecting portion between the inclined portion and the step portion of the arm storage portion and remaining at that position, and the box engaging pin of the mounting arm member being an arm of the arm guide portion of the box. A method of attaching a lid, comprising a step of bending so as to shrink between a spring arm attaching portion of an opening / closing spring and an opening / closing spring box attaching portion until it is fixed to an engaging portion.

  According to the first aspect of the present invention, since the arm guide portion for guiding the box engaging pin of the mounting arm member is provided in the width direction of the arm storage portion of the box, the mounting arm is provided in the arm guide portion of the arm storage portion. It is sufficient to insert the box engaging pin of the member and move it along the arm guide part, so that when the mounting arm member is mounted on the box, the arm engagement formed inside the arm storage part that can not be seen directly The mounting arm member can be easily assembled to the portion.

Also, since the box is fixed vertically to the jig with the arm storage part down, the opening / closing spring arm attachment part of the opening / closing spring is attached to the opening / closing spring attachment part of the mounting arm member, and the box of the attachment arm member to which the opening / closing spring is attached When inserting the engagement pin into the arm guide portion of the arm storage portion of the box, and moving the engagement pin toward the arm engagement portion at the tip of the arm guide portion, the opening / closing spring box attachment portion of the opening / closing spring faces substantially directly below. When the open / close spring box mounting portion of the open / close spring comes into contact with the inclined portion of the arm storage portion of the box, a force acts in a direction in which the open / close spring box mounting portion moves the inclined portion toward the step portion. ing.

  Further, since the arm storage section is provided with a step section connected to the inclined section, the opening / closing spring box mounting section moves the inclined section toward the step section, and abuts on the connection section between the inclined section and the step section. The opening and closing spring box mounting portion can be reliably fixed at a desired position.

  Further, the space between the spring arm mounting portion of the opening / closing spring and the opening / closing spring box mounting portion is flexed so as to contract until the box engaging pin of the mounting arm member is fixed to the arm engaging portion of the arm guide portion of the box. When the box engaging pin of the member is fixed to the arm engaging portion of the arm guide of the box, the mounting arm member is urged to prevent the lid from closing during refueling or charging.

  As described above, according to the first aspect of the present invention, if the box engaging pin is inserted along the arm guide portion of the box, the opening / closing spring is moved while the box engaging pin moves to the arm engaging portion of the arm storage portion. The opening / closing spring box mounting part automatically moves the inclined part toward the step part, contacts the inclined part of the arm storage part and the connecting part of the step part, stays at that position, can be fixed at the desired position, and can be fixed inside The lid can be easily and reliably attached to the arm storage section where the user cannot see.

According to a second aspect of the present invention, the inclined portion in the longitudinal direction of the arm storage portion is defined by an extension line connecting the upper end of the outer side of the vehicle on the arm storage portion side of the box body and the non-arm storage portion side. This is a method of attaching a lid having an angle α of 5 ° to 45 ° with respect to a line drawn vertically toward the connection portion.

According to the second aspect of the present invention, the inclined portion in the longitudinal direction of the arm storage portion is connected to the inclined portion and the step portion from an extension line connecting the upper end of the outer side of the vehicle on the arm storage portion side of the box body and the non-arm storage portion side. Has an angle α of 5 ° to 45 ° with respect to a line drawn vertically toward the part, so that when the opening / closing spring box mounting part of the opening / closing spring comes into contact with the inclined part of the arm storage part of the box, A force acts in a direction in which the opening / closing spring box mounting portion moves the inclined portion toward the step portion, and the opening / closing spring box mounting portion of the opening / closing spring can be guided to the connection portion between the inclined portion of the arm storage portion and the step portion. it can.

When α is smaller than 5 °, when the opening / closing spring box mounting portion of the opening / closing spring comes into contact with the inclined portion of the arm storage portion of the box, the opening / closing spring box attaching portion moves in the direction in which the inclined portion moves toward the step portion. There is a case where the certainty that the force acts is low. If it exceeds 45 °, there is no problem about the force in the direction in which the open / close spring box mounting part moves the inclined part toward the step part, but the box arm storage part is unnecessary. Become larger. Also, a large open / close spring is required, which is not preferable.

According to a third aspect of the present invention, there is provided a lid mounting method in which the angle β between the inclined portion and the step portion satisfies α + β in a range of 90 ° to 130 °. According to the third aspect of the present invention, since the angle β formed by the inclined portion and the step portion is such that α + β satisfies 90 ° to 130 °, the opening / closing spring moves in the arm storage portion when the mounting arm member rotates when the lid is opened / closed. The opening and closing spring box mounting portion moves the inclined portion toward the stepped portion, abuts the connecting portion between the inclined portion and the stepped portion, and holds the opening and closing spring box mounting portion at the desired position. Can be fixed in position. When α + β exceeds 130 °, the opening / closing spring box mounting portion of the opening / closing spring passes through the connecting portion between the inclined portion and the step portion of the arm storage portion, and in the worst case, exceeds the step portion and mounts the opening / closing spring box of the opening / closing spring. There is a possibility that the portion cannot be fixed in the arm storage portion of the box, which is not preferable.

According to a fourth aspect of the present invention, a box engaging pin holding projection is formed at a connection portion between the arm guide portion and the arm engaging portion of the arm storage portion, and the box engaging pin of the mounting arm member is a box engaging pin. This is a method of attaching a lid that passes through a holding projection and is fixed to an arm engaging portion of an arm guide portion.

According to the fourth aspect of the present invention, a box engaging pin holding projection is formed on a connecting portion between the arm guide portion and the arm engaging portion of the arm storage portion, and the box engaging pin of the mounting arm member is a box engaging pin. Since it passes through the holding projection and is fixed to the arm engaging section of the arm guide section, it is possible to prevent the box engaging pin provided on the arm engaging section from coming off.

  If the box engaging pin of the arm mounting member of the lid is inserted along the arm guide section of the arm storing section of the box, it automatically opens and closes while the box engaging pin moves to the arm engaging section of the arm storing section. The spring opening / closing spring box mounting part moves the inclined part of the arm storage part toward the step part, abuts the connecting part between the inclined part and the step part and stays at that position, and sets the opening / closing spring to the desired position of the arm storage part of the box. , And the lid can be easily and reliably attached to the arm storage section where the inside is not visible.

FIG. 1 shows an embodiment of the present invention, and is a cross-sectional view of a box, a lid, and a mounting arm member with a lid opened. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 shows an embodiment of the present invention, and is an enlarged cross-sectional view of a mounting portion of a mounting arm member and a mouth box with a lid opened. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 shows an embodiment of the present invention, in which (a) is a perspective view of an arm guide portion of a box, and (b) is a cross-sectional view of an arm guide portion of a box. FIG. 2 illustrates an embodiment of the present invention, and is an enlarged cross-sectional view of a box engaging pin of a mounting arm member. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 shows an embodiment of the present invention, wherein (a) of an open / close spring is a plan view, and (b) is a side view. 1A and 1B show an embodiment of the present invention, in which FIG. 1A is a side view when an opening / closing spring box attachment portion contacts an inclined portion of an arm storage portion, and FIG. FIG. 5 is a side view when the arm guide section is fixed to an arm engaging section. It is a perspective view of the conventional lid device. (FIG. 1 of Patent Document 1) It is an expanded sectional view of the conventional lid device. (FIG. 4 of Patent Document 1)

  The present invention is an invention of a method. Each member used in the embodiment and a result of assembling them will be described with reference to FIGS. 1 to 5, and a method of attaching the lid 10 will be described with reference to FIG. 6. In the present embodiment, it is used as a filler port for refueling, but it can also be used as a charging port of an electric vehicle.

As shown in FIG. 1, the lid 10 is formed in accordance with the shape of the fuel filler for closing the fuel filler of the vehicle body 2. When fuel is supplied to the vehicle fuel tank, the lid 10 that closes a fuel port provided in the vehicle body 2 is opened, and fuel is supplied from the fuel port.

  On the back surface 12 of the lid 10, a lid arm member mounting portion 13 for mounting a mounting arm member 20, which is a mounting member for the lid 10, is provided. In the present embodiment, the lid arm member attaching portion 13 is formed as two parallel plates. The cover arm member mounting portion 13 is provided with a cover arm member mounting hole 14 to which the mounting arm member 20 is mounted.

  As shown in FIGS. 1 and 2, the mounting arm member 20 is formed at a box mounting arm 23 of the plate-shaped mounting arm member 20 curved in an arc shape, and at one end of the box mounting arm 23. It has a lid mounting portion 21 of the mounting arm member 20 which is a portion to be mounted, and a box mounting portion 24 of the mounting arm member 20 which is formed on the other end of the box mounting arm 23 and is mounted on the box 30. .

The lid mounting portion 21 of the mounting arm member 20 is fitted into the lid arm member mounting hole 14, and the lid 10 is mounted on the mounting arm member 20.
Note that the cover 10 and the mounting arm member 20 are integrally formed, the cover mounting portion 21 of the mounting arm member 20 and the cover arm member mounting hole 14 are omitted, and the cover The mounting portion 21 can be formed integrally.

At the tip of the lid mounting portion 21 of the mounting arm member 20, a lid locking portion 22 of the mounting arm member 20 extending toward the box 30 is formed. The lid lock portion 22 engages with a lock pin 32 of the box 30 described later when the lid 10 is closed. The lid lock 22 can be formed on the lid 10.

The box mounting portion 24 of the mounting arm member 20 is rotatably mounted by a box engaging pin 25 of the mounting arm member 20 which engages with an arm engaging portion 35 of the box 30 described later. The box engagement pin 25 is engaged with the tip of the box mounting portion 24.
Further, the box engaging pin 25 can be formed as one continuous pin from one side surface to the other side surface of the tip of the box mounting portion 24.

As shown in FIG. 2, the opening / closing spring mounting portion of the mounting arm member 20 to which the opening / closing spring arm mounting portion 41 of the opening / closing spring 40 described later is slightly displaced from the portion of the box mounting portion 24 which engages with the box engaging pin 25. 26 are formed.

  Next, the box 30 to which the lid 10 is attached by the attachment arm member 20 will be described with reference to FIGS. The box main body 31 which is the main body of the box 30 is formed in conformity with the shape of the vehicle body 2 and the lid 10 in which the filler port is formed.

  As shown in FIG. 1, the box body 31 has an oil supply hole 1 of a box 30 into which an oil supply gun (not shown) communicating with an oil supply port of the vehicle body 2 is inserted at the center of the bottom. The box 30 is attached to a box holding section 3 provided on the vehicle body 2.

The portion of the box 30 to which the box mounting portion 24 of the mounting arm member 20 is mounted enters the inside of the vehicle body 2 (the left side in FIG. 1) from the portion of the vehicle body 2 where the box holding portion 3 is formed. It is formed as an arm storage section 37. The details of the arm storage section 37 will be described later.

  As shown in FIG. 1, a lock pin 32 of the box 30 is formed on the side of the box 30 opposite to the arm storage section 37 (non-arm storage section side), and the lock pin 32 is closed when the lid 10 is closed. The lid 10 can be locked by engaging with the lid lock portion 22 of the mounting arm member 20. When the lid 10 is opened, the lock pin 32 retreats and comes off the lid lock portion 22.

  As shown in FIG. 2, a seal member 33 of the box 30 is attached around the upper end of the box body 31 of the box 30, and the box body 31 is attached to the box holding section 3 of the vehicle body 2. In addition, the space between the box holding portion 3 and the upper end of the box body 31 can be sealed.

  In the longitudinal direction of the arm storage portion 37 of the box 30, an inclined portion 38 in which the space of the arm storage portion 37 expands toward the vehicle interior, a step portion 39 connected to the inclined portion 38, a step portion 39 and the box body portion 31. Are connected to each other. The inclined portion 38 in the longitudinal direction of the arm storage portion 37 has a step difference from the extension line (straight line X in FIG. 2) connecting the upper end of the outer side of the arm storage portion side of the box body 31 and the non-arm storage portion side. It has an angle α of 20 ° with respect to a line (straight line Y in FIG. 2) drawn perpendicularly toward the connection portion 36 of the portion 39. The angle β between the inclined portion 38 and the step portion 39 is 100 °.

As shown in FIGS. 3 and 4, the arm storage section 37 of the box 30 has an arm engagement section 35 that engages the box engagement pin 25 of the mounting arm member 20. An arm guide section 34 of the box 30 for guiding the box engaging pin 25 of the mounting arm member 20 from the box body section 31 to the arm engaging section 35 is formed. As shown in FIG. 3A, the arm guide portion 34 may be formed in a groove shape, a notch portion instead of the groove, or a protrusion portion.

Since the arm guide portion 34 is formed, when the mounting arm member 20 is mounted on the box 30, the box engaging pin 25 of the mounting arm member 20 is inserted into the arm guide portion 34 and the box is slid. The mounting arm member 20 can be easily assembled to the box 30 even if the inside of the arm storage portion 37 of the 30 is difficult to see.

As shown in FIG. 3B, the arm engaging portion 35 of the box 30 is provided with an arm engaging portion pin contact portion 35 a of the box 30, and the tip of the box engaging pin 25 of the mounting arm member 20 abuts. be able to.

As shown in FIG. 4, two box engaging pin holding projections 35 c are formed on the connecting portion between the arm guide portion 34 and the arm engaging portion 35 of the box 30 so as to face each other. The box engaging pin holding protrusion 35c is bent by the box engaging pin holding protrusion 35c, and the box engaging pin 25 of the mounting arm member 20 fitted in the arm engaging portion 35 of the box 30 is moved from the arm engaging portion 35. Detachment can be prevented.

Next, the open / close spring 40 attached to the box 30 and the attachment arm member 20 will be described with reference to FIG. As shown in FIG. 5, the opening / closing spring 40 has an overall shape bent substantially in a Z-shape or a self-shape.

The opening / closing spring 40 is attached to the box 30 so as to bias the attachment arm member 20. As shown in FIG. 5B, the opening / closing spring 40 includes an opening / closing spring box attaching portion 42 held by the inclined portion 38 of the box 30 and the connecting portion 36 of the step portion 39, and a box attaching portion 24 of the attaching arm member 20. The opening / closing spring arm mounting portion 41 is connected to the opening / closing spring arm mounting portion 41 and the opening / closing spring box mounting portion 42.

An opening / closing spring box contact portion 44 that abuts on the arm storage portion 37 of the box 30 extends from the tip of the opening / closing spring arm attachment portion 41.
The opening / closing spring box contact portion 44 is, as shown in FIG. 5 (a), obliquely downward and diagonally below the surface formed by the opening / closing spring arm attaching portion 41 and the opening / closing spring main body 43 from the tip of the opening / closing spring arm attaching portion 41. Has been extended.

As shown in FIG. 5, the opening / closing spring 40 is formed of a wire, which is a single metal linear member. For this reason, the structure is simple, and it can be easily manufactured by bending a single metal wire member such as a wire, and the structure is simple, no other members are required, and the weight is reduced. be able to.

In the present embodiment, the opening / closing spring 40 is formed by bending the entire shape into a substantially self-shaped shape. As shown in FIG. 5, the opening / closing spring arm mounting portion 41 corresponding to the upper side is formed so as to extend linearly in the lateral direction.
Similarly, the open / close spring box mounting portion 42 corresponding to the lower side is formed to extend linearly in the lateral direction, as shown in FIG.

The opening / closing spring main body 43 connecting the opening / closing spring arm attaching portion 41 and the opening / closing spring box attaching portion 42 extends linearly in the lateral direction, and the tip of the opening / closing spring arm attaching portion 41 has a U-shape. It is formed in a curved shape and is connected to the tip of the opening / closing spring arm mounting portion 41, and the tip of the opening / closing spring box mounting portion 42 is formed in a U-shape and connected to the tip of the opening / closing spring box mounting portion 42. Have been.

The opening and closing spring arm mounting portion 41 and the opening and closing spring box mounting portion 42 may be connected at an angle to each other to form a Z-shape as a whole.
As shown in FIG. 5, when the opening / closing spring arm attaching portion 41 and the opening / closing spring box attaching portion 42 expand and contract in a direction in which they approach and separate (in the direction of arrow A shown in FIG. 5A), an arrow C in FIG. An urging force is generated in the direction shown by.

Further, as described above, the opening / closing spring box contact portion 44 extends obliquely below the surface formed by the opening / closing spring arm attachment portion 41 and the opening / closing spring main body 43, and therefore, as shown in FIG. In addition, the opening / closing spring box contact portion 44 is bent so as to rotate with respect to the opening / closing spring arm attaching portion 41 and the opening / closing spring main body 43 around the connection portion with the opening / closing spring arm attaching portion 41. For this reason, an urging force is generated in the direction indicated by arrow D in FIG.

A method of attaching the lid 10 will be described with reference to FIG.
First, the box 30 is set up substantially vertically (corresponding to the straight line X in FIG. 6A) to a box 30 mounting jig (not shown) with the arm storage portion 37 facing down.
Next, the opening / closing spring arm attaching portion 41 of the opening / closing spring 40 is attached to the opening / closing spring attaching portion 26 of the attaching arm member 20.
Then, the box engaging pin 25 of the mounting arm member 20 to which the opening / closing spring 40 is attached is inserted into the arm guide section 34 of the arm storage section 37 of the box 30, and thereafter, the arm engaging section 35 at the tip of the arm guide section 34. Move toward. At this time, the opening / closing spring box mounting portion 42 of the opening / closing spring 40 is in a state of hanging substantially parallel to the straight line X.

As shown in FIG. 6A, the box engaging pin 25 of the mounting arm member 20 of the lid 10 to which the opening / closing spring 40 is mounted moves toward the arm engaging portion 35 at the tip of the arm guide portion 34. Then, the opening / closing spring box mounting portion 42 of the opening / closing spring 40 abuts on the inclined portion 38 of the arm storage portion 37.

At this time, since the inclined portion 38 has an angle α of 20 °, the box engaging pin 25 of the mounting arm member 20 of the lid 10 to which the opening / closing spring 40 is mounted is moved to the arm at the distal end of the arm guide portion 34. When moving toward the engaging portion 35 (in the direction of the arrow E in FIG. 6A), the opening / closing spring box attaching portion 42 applies a force toward the step portion 39 (in the direction of the arrow F in FIG. 6A). Direction) is working. Therefore, the opening / closing spring box attaching portion 42 of the opening / closing spring 40 moves the inclined portion 38 toward the connecting portion 36 with the step portion 39, and eventually reaches the connecting portion 36 between the inclined portion 38 and the step portion 39. I do.
At this time, the box engaging pin 25 of the mounting arm member 20 of the lid 10 has not reached the arm engaging portion 35 at the tip of the arm guide portion 34.

  Here, since the angle between the inclined portion 38 and the step portion 39 is 100 °, the box engaging pin 25 of the mounting arm member 20 of the lid 10 is connected to the arm engaging portion 35 at the tip of the arm guide portion 34. In the process of moving toward, it does not climb over the step portion 39 and stays at the connection portion.

When the box engaging pin 25 of the mounting arm member 20 of the lid 10 further moves toward the arm engaging portion 35 at the tip of the arm guide portion 34, the box engaging pin 25 of the mounting arm member 20 Until it is fixed to the arm engaging portion 35 of the arm guide portion 34 of the opening / closing spring 30, the space between the opening / closing spring arm attaching portion 41 of the opening / closing spring 40 and the opening / closing spring box attaching portion 42 is contracted and bent (arrow G in FIG. 6B). Direction).

Finally, the box engaging pin 25 of the mounting arm member 20 of the lid 10 passes through the box engaging pin holding projection 35c of the arm guide part 34, reaches the arm engaging part 35 of the arm guide part 34 of the box 30, By being fixed, attachment of the lid 10 is completed (FIG. 6B).

The implementation of the present invention is not limited to the above embodiment, and various changes can be made without departing from the purpose of the present invention.

For example, as the opening / closing spring 40, the one shown in FIG. 5 is used, but the one described in FIG. 2 of Patent Document 1 may be used. Moreover, a coil-shaped thing can also be used.

DESCRIPTION OF SYMBOLS 10 Lid 20 Mounting arm member 23 Box mounting arm 24 Box mounting part 25 Box engaging pin 26 Opening / closing spring mounting part 30 Oil filler box 31 Oil filler box main body part 34 Arm guide part 35 Arm engaging part 35c Box engaging pin holding projection 36 Connection part 37 Box storage part 38 Inclined part 39 Step part 50 Bottom part 40 Opening / closing spring 41 Opening / closing spring arm attaching part 42 Opening / closing spring box attaching part 44 Opening / closing spring box contact part

Claims (4)

A mounting arm member is attached to the lid that closes the refueling port or charging port of the vehicle body,
The box having a recess attached to the refueling port or charging port has a box body having an opening, and an arm storage portion extending from the box body,
The mounting arm member includes a lid mounting portion for mounting the lid, a box mounting arm rotatably mounted on the arm storing portion of the box, and a distal end of the box mounting arm; A box engagement pin for rotatably locking the mounting arm member, and an open / close spring mounting portion for mounting an open / close spring for urging the mounting arm member;
In the longitudinal direction of the arm storage portion of the box, an inclined portion where the space of the arm storage portion extends toward the inside of the vehicle, a step portion connected to the inclined portion, and a connection between the step portion and the box body portion. Having a bottom part
An arm guide portion for guiding the box engagement pin of the mounting arm member in a width direction of the arm storage portion of the box; and an arm engagement portion for attaching the box engagement pin to a tip end of the arm guide portion. Has,
The opening / closing spring includes an opening / closing spring arm attaching portion attached to the opening / closing spring attaching portion, an opening / closing spring box attaching portion abutting on the arm storage portion of the box, and an opening / closing spring arm attaching portion and the opening / closing spring box attaching portion. A method of attaching a lid having an opening / closing spring main body existing therebetween,
Fixing the box to the jig in a substantially vertical position with the arm storage section down,
Attaching the opening / closing spring arm attachment portion of the opening / closing spring to the opening / closing spring attachment portion of the attachment arm member;
The box engaging pin of the mounting arm member to which the open / close spring is mounted is inserted into the arm guide section of the arm storage section of the box, and is moved toward the arm engaging section at the tip of the arm guide section. The step of causing
Fixing the box engagement pin of the mounting arm member to the arm engagement portion of the arm guide portion of the box,
The step of moving the box engagement pin of the mounting arm member to which the opening / closing spring is attached toward the arm engaging portion at the tip of the arm guide portion includes the opening / closing spring box attaching portion of the opening / closing spring. Contacting the inclined portion of the arm storage portion of the box, the opening / closing spring box mounting portion moving the inclined portion toward the step portion, and the inclined portion of the arm storage portion; A step of abutting on the connection portion with the step portion and remaining at that position, and the opening and closing spring until the box engagement pin of the mounting arm member is fixed to the arm engagement portion of the arm guide portion of the box. And a step of bending so as to contract between the spring arm mounting portion and the opening / closing spring box mounting portion.   The inclined portion in the longitudinal direction of the arm storage portion is a connecting portion between the inclined portion and the step portion from an extension line connecting the upper end of the outer side of the vehicle on the arm storage portion side and the non-arm storage portion side of the box body. 2. The method according to claim 1, wherein the angle .alpha. Is between 5.degree. And 45.degree.   3. The method according to claim 2, wherein an angle β formed by the inclined portion and the step portion is such that α + β satisfies 90 ° to 130 °. 4.   A box engaging pin holding protrusion is formed at a connection portion between the arm guide portion and the arm engaging portion, and the box engaging pin of the mounting arm member passes through the box engaging pin holding protrusion, and 4. The method according to claim 1, wherein the cover is fixed to the arm engaging portion of the arm guide portion.

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