JPH09136576A - Lid opening/closing mechanism - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lid opening/closing mechanism which provides an excellent design effect and serviceability. SOLUTION: This opening/closing mechanism for opening and closing a rotatably supported lid includes a spring means 13 provided around one pivot 10a of the lid and capable of energizing the lid in the direction of opening and closing rotation, at least at the opening/closing end of the lid; a damper means 14 provided around the other pivot 10a of the lid and capable of imparting damper action to the rotating action of the lid; and a lock means 15 for holding the lid in its opening/closing end position against a base 11 supporting the lid. The mechanism is designed to look very neat when opening and closing the lid and thus provide excellent appearance.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an opening / closing mechanism for opening and closing a lid for an accessory such as a center console in a vehicle such as a passenger car.

[0002]

2. Description of the Related Art Some vehicles of this type are equipped with, for example, an in-vehicle television (TV) in an appropriate place such as a center console. The attached lid is closed. FIG. 9 shows a configuration example of a main part of a lid opening / closing mechanism in a conventional center console.
A lid 2 is rotatably supported on the center console 1 via a pivot 2a. In this example, a lock 3 is provided at the tip of the lid body 2, and the lid body 2 is locked by the lock 3 as shown in the figure.

Alternatively, according to the conventional opening / closing mechanism, instead of providing the lock 3 in FIG. 9, a magnet 4 is attached near the tip of the lid 2 and the attraction force of the magnet 4 causes the center console 1 side. It is also known that the lid body 2 closed is held.

[0004]

However, in the conventional lid opening / closing mechanism, for example, in the case where the lock 3 is provided at the tip of the lid 2, there is a case that the design is easy because it is easily restricted by the design. there were. Further, in the case where the magnet 4 is provided, it is not always possible to realize good usability in terms of operating characteristics or performance.

In view of the above points, an object of the present invention is to provide a lid opening / closing mechanism which realizes excellent design effects and usability.

[0006]

A lid opening / closing mechanism according to the present invention is an opening / closing mechanism for opening / closing a rotatably supported lid, and is provided around one pivot of the lid. And an elastic means capable of urging the lid body in at least the open / close end in the opening / closing rotation direction, and a damper provided for rotation of the lid body around the other pivot axis of the lid body. And a locking means for holding the lid body at its open / closed end position with respect to the base body supporting the lid body.

In the lid opening / closing mechanism of the present invention,
The ammunition means may be a torsion spring installed between the lid and the base. Further, the damper means may be a friction damper configured to generate a frictional force around the pivot of the lid. Alternatively, the locking means may be a pin-fitting type engagement mechanism provided at a position near the pivot of the base body.

According to the present invention, the lid body rotatably supported on the base body (center console) is urged in the opening / closing rotation direction by the ammunition means at the opening / closing end thereof, thereby opening / closing the lid body. The position can be set without rattling. Further, the locking means can securely hold the lid body at these open / closed end positions. When the lid is rotated, a damper action is applied by the damper means to the pivoting operation of the lid, which provides a smooth and comfortable operation feeling to the pivoting operation of the lid. It is possible to realize excellent usability in opening and closing operations. According to the opening / closing mechanism of the present invention, it is possible to arrange the ammunition means, the damper means and the locking means in a compact manner particularly around the pivot, and thereby to realize excellent designability.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Preferred embodiments of the lid opening / closing mechanism according to the present invention will be described below with reference to FIGS.

FIG. 1 shows the external structure of the opening / closing mechanism in this embodiment. A lid 10 is rotatably supported on the center console 1. Further, the center console 1 is equipped with, for example, a TV 1a or the like as shown in the drawing, and the lid 10 is supposed to be closed when the TV 1a is not used.

Next, FIGS. 2 and 3 show a schematic configuration example of the opening / closing mechanism in this embodiment. The lid 10 is
The pivot 10a is rotatably supported by the base body (hinge base 11) on the center console 1 side. Lid 1
0 rotates about 90 degrees around the pivot 10a and is held at two open / close ends (vertical state and horizontal state). FIG.
As shown in FIG. 5, the internal structure of the lid body 10 has a generally gate shape. The arm 12L is supported by the hinge base 11 on one pivot 10a, and the arm 12R is supported on the hinge base 11 by the other pivot 10a.

This opening / closing mechanism is composed of one pivot 1 of the lid 10.
0a, which is provided around the other pivot shaft 10a of the lid body 10 and is provided around the other pivot shaft 10a of the lid body 10, and the rotation of the lid body 10. Damper means 14 capable of imparting a damper action to the motion,
For the hinge base 11 that supports the lid body 10, the lid body 10
Locking means 15 for holding the open / closed end position. A lock lever 1 for driving the lock means 15 at the top of the arms 12L and 12R is provided on the top of the lid 10.
5a is arranged.

4 and 5 show an example of the structure of the bullet unit 13. In this example, the bullet means 13 is composed of a torsion spring 16 installed between the arm 12L of the lid 10 and the hinge base 11. That is, the one end 16a of the torsion spring 16 has the hinge base 11
It is locked in place and the torsion spring 16
The other end 16b is locked to a pin 17 planted in the arm 12L. The pin 17 is connected to the pivot 12 together with the arm 12L.
Rotate around a. When the lid 10 is closed as shown in FIG. 5, the elastic force of the torsion spring 16 urges the lid 10 in the closing direction (counterclockwise in the figure) with respect to the center console 1. Further, when the center console 1 is rotated 90 ° from the closed state and opened from the center console 1, the elastic force of the torsion spring 16 urges the opening direction.

6 and 7 show an example of the structure of the damper means 14. In this example, the damper means 14 is the lid 1
A friction damper is used that is configured to create a frictional force about the zero pivot 10a. That is, the arm 12
A support shaft 18 having a D-cut surface as shown in FIG. 7 is fixed to the other pivot 10a in R, and a damper unit 19 is arranged at the end 18a of the support shaft 18. The damper unit 19 includes washers 20 and 21 having D cut holes 20a and 21a, a rotary plate 22 sandwiched between these washers 20 and 21, and a curved washer 23 made of spring steel having a D cut hole 23a. Washers 20, 21
Appropriate grease is applied to the surface of (Fig. 7, shaded portion). Further, the rotary plate 22 is connected to the arm 12R via the pin 24 as shown in FIG.

When the arm 12R rotates, the rotary plate 22 rotates via the pin 24. When the rotating plate 22 rotates, the washers 20 and 21 are pressed against each other from both sides thereof, so that appropriate frictional resistance is generated. Due to the frictional force of the washers 20 and 21 and the grease on the surface thereof, an appropriate damper action is given to the rotating operation of the lid 10.

FIG. 8 shows an example of the structure of the lock means 15. In this example, the locking means 15 uses a pin-fitting type engagement mechanism that is provided at a position close to the other pivot 10a of the lid 10. That is, the fitting pin 25 supported so as to be able to reciprocate by a predetermined stroke is provided above the pivot 10a in the arm 12R. The tip portion 25a of the fitting pin 25 is tapered by giving an appropriate taper. In the hinge base 11, recesses 26 and 27 are formed at corresponding positions of the fitting pin 25 and are spaced apart by approximately 90 °. The recesses 26, 27 preferably have a trapezoidal shape, which allows the hinge base 1 to be formed.
It is possible to absorb a building error and the like of the arm 1 and the arm 12R. When the lid 10 is opened and closed, the fitting pins 25 engage with the recesses 26 and 27, respectively. The fitting pin 25 is also connected to the lock lever 15a via a connecting link 28.
The tip end 25a of the fitting pin 25 is moved back and forth with respect to the recesses 26, 27 by sliding the lock lever 15a.

In the lid opening / closing mechanism configured as described above,
When the lid 10 is closed with respect to the center console 1,
The fitting pin 25 of the locking means 15 engages with the concave portion 27 of the hinge base 11, and at this time, the lid 10 can be securely held in the closed position without rattling. By rotating the lid 10 closed in this way by 90 °, the lid 1
0 can be opened from the center console 1.

In this case, the tip end 25a of the fitting pin 25 is retracted from the recess 27 by the sliding operation of the lock lever 15a, whereby the lock by the locking means 15 is released. Even if you unlock like this,
Since the torsion spring 16 of the ammunition means 13 biases the lid 10 toward the center console 1 in the closing direction, the lid 10 is held in this closed state. Next, the lid 10
At the time of turning, the damper means 14 gives a damper action to the turning operation of the lid body 10, thereby providing a smooth and comfortable operation feeling to the turning operation of the lid body 10. Further, in the lid 10 thus opened, the fitting pin 25 of the locking means 15 is again provided with the recess 2 of the hinge base 11.
By engaging with 6, it is securely held in its open position without rattling.

[0019]

As described above, according to the present invention, in this type of opening / closing mechanism, the ammunition means, the damper means and the locking means can be arranged compactly especially around the pivot. Therefore, on the side of the lid and the console, there is no restriction based on the shape setting or the like necessary for the arrangement of the constituent members and the like, and the appearance when the lid is opened and closed can be made extremely neat. As described above, according to the present invention, it is possible to realize an excellent appearance, and by arranging each member collectively on the side portion of the lid body, it is possible to effectively cope with even a small space. Have advantages.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an external configuration of a lid opening / closing mechanism of the present invention.

FIG. 2 is a side sectional view showing an overall schematic configuration example of the lid opening / closing mechanism of the present invention.

FIG. 3 is a perspective view showing an example of the overall schematic configuration of the lid opening / closing mechanism of the present invention.

FIG. 4 is a plan cross-sectional view showing a configuration example of ammunition means related to the lid opening / closing mechanism of the present invention.

FIG. 5 is a side sectional view showing a configuration example of ammunition means related to the lid opening / closing mechanism of the present invention.

FIG. 6 is a plan sectional view showing a configuration example of a damper means relating to the lid opening / closing mechanism of the present invention.

FIG. 7 is a perspective view showing a configuration example of a damper means related to the lid opening / closing mechanism of the present invention.

FIG. 8 is a perspective view showing a configuration example of a lock unit related to the lid opening / closing mechanism of the present invention.

FIG. 9 is a side sectional view showing a configuration example of a main part of a conventional lid opening / closing mechanism.

[Explanation of symbols]

 1 Center Console 10 Lid 11 Hinge Base 12L, 12R Arm 13 Ammunition Means 14 Damper Means 15 Lock Means 16 Torsion Spring 17 Pins 18 Spindles 19 Damper Units 20, 21 Washers 22 Rotating Plates 25 Fitting Pins 26, 27 Recesses 28 Connection link

Claims (4)

[Claims] 1. An opening / closing mechanism for opening / closing a rotatably supported lid, the opening / closing mechanism being provided around one pivot of the lid and at least at an opening / closing end of the lid. An elastic means that can be biased in a direction, a damper means that is provided around the other pivot of the lid body, and that can impart a damper action to the rotational movement of the lid body, and that supports the lid body. An opening / closing mechanism for a lid, comprising: locking means for holding the lid at the open / close end position with respect to the base body. 2. The lid opening / closing mechanism according to claim 1, wherein the bullet means is a torsion spring installed between the lid and the base. 3. The lid opening / closing mechanism according to claim 1, wherein the damper means is a friction damper configured to generate a frictional force around a pivot of the lid. 4. The lid opening / closing mechanism according to claim 1, wherein the locking means is a pin-fitting type engagement mechanism provided at a position near the pivot of the base body.