JP3168185B2 - Car door checker - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door checker for a vehicle, which is interposed between a body of a vehicle and a door rotatably supported by the body to provide a stop moderation to the rotation of the door.

[0002]

2. Description of the Related Art A conventional door checker for an automobile, as disclosed in, for example, Japanese Utility Model Laid-Open No. 62-201271, includes a pair of shoes opposed to each other with a check plate sandwiched in a thickness direction of the case. An elastic member that exerts resilience to press each shoe against the check plate is housed, and on both sides in the thickness direction of the check plate,
It has a structure in which an uneven portion is formed which engages the shoe to provide a stop moderation to the rotation of the door.

[0003]

In the structure of the above-mentioned conventional door checker, the uneven portion with which the shoe engages is formed only on both sides in the thickness direction of the check plate. within the dynamic range, if it is sought Mazo a number of rotation stopping position, it is necessary to increase the number while narrowing the spacing of the concave-convex portion, the interval of the uneven portion is narrowed,
Since the depth of the concave portion and the height of the convex portion are reduced and the sense of stopping moderation is weakened, there is a certain limit to simply increasing the number of the concave and convex portions and increasing the number of steps of the door rotation stop position. is there.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and in order to obtain a moderation of stopping the rotation of the door, not only both sides in the thickness direction of the check plate but also both sides in the width direction thereof. Another object of the present invention is to provide a door checker for an automobile in which the number of steps of the rotation stop position can be easily increased even in a limited rotation range of the door by utilizing the same.

[0005]

SUMMARY OF THE INVENTION To achieve the above object, the present invention provides a case fixed to one of a vehicle body and a door rotatably supported by the body, and a case in which the case is movable. A first holding means which penetrates the body and the door and is connected to the other of the body and the door, wherein the first holding means is capable of holding the check plate slidably in the thickness direction of the case in the case; A first resilient means for applying a clamping force to the check plate, a second clamping means capable of clamping the check plate slidably in its width direction, and a clamping force for the check plate to the second clamping means. A first concave / convex portion is provided on both sides of the check plate in the thickness direction to cooperate with the first holding means to provide a stop moderation to the rotation of the door. The both widthwise side surfaces, the second holding means in cooperation with the door rotation, out of phase and the second uneven portion of the first concave-convex portion to provide different alternative stop moderation and stopping moderation
And the first, characterized in that formed.

According to the first feature, the rotation stop moderation of the door obtained by the first uneven portion on the both sides in the thickness direction of the check plate and the first holding means, and the width of the both sides in the width direction of the check plate. Since the phase of the door rotation stop mode obtained by the second uneven portion and the second holding means is different, the number of steps at the rotation stop position can be easily increased even in the limited rotation range of the door. Can be. Moreover, the height of the depth and the convex portion of the concave portion in each concave-convex portion, there can be set freely without interference from the other of the concave-convex portion, a sufficient click feeling at a predetermined rotational stop position Obtainable.

Further, according to the present invention, there is provided a case fixed to one of a vehicle body and a door rotatably supported by the body, and movably penetrates the case to be connected to the other of the body and the door. A check plate is provided, and a pair of shoes capable of holding the check plate slidably in two directions, that is, the thickness direction and the width direction, is housed in the case. A first engaging portion that engages with the first uneven portion formed on the surface, and a second uneven portion that is formed on both side surfaces in the width direction of the check plate and has a different phase from the first uneven portion. A second engaging portion is provided, and further, an elastic member that resilients the shoe in a thickness direction and a width direction with respect to the check plate is housed in the case.
The door stops at the rotation of the door due to the engagement between the first uneven portion and the first engagement portion.
Gives a degree of restraint, and enhances the engagement between the second uneven portion and the second engagement portion.
When the door is turned further, another stop node different from the stop mode
Giving a degree is a second feature.

According to the second feature, the pair of shoes can cooperate with both the first and second uneven portions formed on both sides in the thickness direction and on both sides in the width direction of the check plate. Therefore, the number of steps at the rotation stop position can be easily increased in a limited rotation range of the door without increasing the number of shoes. Moreover, the height of the depth and the convex portion of the concave portion in each concave-convex portion, there can be set freely without interference from the other of the concave-convex portion, a sufficient click feeling at a predetermined rotational stop position Obtainable.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below based on embodiments of the present invention shown in the accompanying drawings.

FIG. 1 is a perspective view of a main part of an automobile equipped with a door checker according to a first embodiment of the present invention, FIG. 2 is a partially longitudinal side view of the door checker, and FIG. 3 is a line 3-3 in FIG. FIG. 4 is a sectional view taken along line 4-4 of FIG. 2, FIG. 5 is a partially exploded perspective view of the door checker, and FIG. 6 is a first view of the door checker.
FIG. 7 is an explanatory view of the operation of the uneven portion, FIG. 7 is an explanatory view of the operation of the second uneven portion of the door checker, and FIG. 8 is a vertical sectional side view corresponding to FIG. 2 showing a second embodiment of the present invention.

First, the first embodiment of the present invention shown in FIGS.
An example will be described.

In FIG. 1, a door D is rotatably mounted on a body B of an automobile via a hinge H so as to open and close a door of the vehicle.
The door checker C of the present invention is attached to the door D.

As shown in FIGS. 1 to 3, the door checker C has a case 1 fixed to the inner surface of an end wall of a door D by bolts 2. The case 1 includes a box-shaped case main body 1a having one end opened, and a cover 1b which is sandwiched between the case main body 1a and the inner surface of the end wall of the door D while covering the open end. The cover 1b and the case main body 1a are provided with through holes 4,5 coaxial with the through hole 3 opening in the end wall of the door D, and penetrate these three through holes 3,4,5. The base end of the check plate 6 is rotatably connected to the bracket 7 via a pivot 8,
The bracket 7 has a pivot 8 arranged in parallel with the pivot axis of the hinge H, and is fixed to the body D with a bolt 11.

The check plate 6 is composed of a plate body 6a made of a steel plate directly connected to the bracket 7, and a cover 6b made of a synthetic resin molded around the periphery of the plate body 6a except for both ends. Be composed. The cover 6b is formed so that the plate thickness of the check plate 6 gradually increases from the base end side (the bracket 7 side) to the free end side, and a pivot axis is provided on both sides in the plate thickness direction in the middle area. 8 side in order first recess 9 ₁ and the second recess 9 ₂ is formed, the stopper 12 adjacent to the second recess 9 ₂ is provided in the plate body 6a.

The width of the cover 6b is constant over its entire length, and a first convex portion 10 ₁ and a second convex portion 10 ₂ are formed on both sides in the width direction of the intermediate region in this order from the pivot 8 side.
At this time, the convex portions 10 ₁ and 10 ₂ sandwich the first concave portion 9 ₁ along the longitudinal direction of the check plate 6, and the second convex portion 10 ₂ is sandwiched between the concave portions 9 ₁ and 9 _2. Are arranged as follows. Thus, the first and second concave portions 9 ₁ and 9 ₂ on both sides in the thickness direction of the check plate 6 constitute the first uneven portion 13, and the first and second convex portions 10 on both sides in the width direction thereof. ₁ ,
10 ₂ constitutes the second uneven portion 14.

The stopper 12 is a stopper plate 16 made of a steel plate fixed to the plate body 6a with a pin 15.
And the second recess 9 mounted on the stopper plate 16.
Has become the stopper rubber 17 for facing the _2, a large number of cushion projections 17a is raised to the end surface facing the second concave portion 9 ₂ of the stopper rubber 17.

As shown in FIGS. 2 to 5, a pair of synthetic resin shoes 19 capable of slidably holding the check plate 6 in two directions, that is, the thickness direction and the width direction, are provided in the case 1. , 19 and a pair of rubber springs 20, 20 as elastic members for resilient the shoes 19, 19 in the two directions with respect to the check plate 6, respectively.

The pair of shoes 19, 19 are opposed to each other with the check plate 6 sandwiched in the plate thickness direction, and long wall portions 19a, 19a extending in the width direction of the plate 6 are provided.
Short walls 19b, 19b, which stand from the opposite ends of the long walls 19a, 19a, and oppose each other with the check plate 6 sandwiched in the width direction thereof. Relative displacement is possible in two directions. Each long wall portions 19a, the first concave-convex portion 13 first engaging portion 19 ₁ semicylindrical engageable in is formed, also on the short wall portion 19b is engaged with the second uneven portion 14 also semicylindrical second engagement portion 19 ₂ is formed may. Here,
The long wall portions 19a, 19a of the pair of shoes 19, 19 correspond to the first holding means of the present invention, and the short wall portions 19b, 19b of the pair of shoes 19, 19 correspond to the second holding means of the present invention.

Each of the pair of rubber springs 20, 20 comprises a bottom wall 19a and both side walls 20b, 20b rising from both ends of the bottom wall 19a, and has a U-shape. The second shoe 19 is enclosed in the case 1 in a compressed state so as to surround the second shoe 19. At this time, the bottom wall portion 19a of each rubber spring 20 is disposed on the back side of the corresponding long wall portion 19a,
b, 20b are arranged on the back side of the pair of short wall portions 19b, 19b. Here, a pair of rubber springs 20, 20
Bottom wall portions 20a, 20a of the pair of rubber springs 20, 20 correspond to the first resilient means of the present invention.
20b corresponds to the second firing means of the present invention.

Next, the operation of this embodiment will be described.

In the closed state of the door D, the first engagement portions 19 ₁ , 19 ₁ of the pair of shoes 19, 19 of the door checker C are located at locations where the plate thickness of the check plate 6 is relatively small. 2nd engaging part 1
9 ₂ and 19 ₂ are pressed against the both sides in the width direction of the check plate 6 with the elastic force of the rubber springs 20 and 20, respectively.

When the door D is opened from this state, the first engagement portions 19 ₁ , 19 ₁ of the shoes 19, 19 are correspondingly opened.
₁ slides on both sides in the thickness direction of the check plate 6 in the thickness increasing direction, and accordingly, the rubber springs 20, 20
Is compressed, so the shoe 1
The clamping pressure of the check plates 9 and 19 is increased, whereby the opening torque of the door D is appropriately increased.

On the other hand, since the second engagement portions 19 ₂ , 19 ₂ simply move on the flat side surfaces in the width direction of the check plate 6 at first, the rubber springs 20,
No deformation of 20 occurs.

However, the door D is opened to a predetermined intermediate opening, and the second engaging portions 19 ₂ , 19 ₂ of the shoes 19, 19 hit the first convex portions 10 ₁ , 10 ₁ of the check plate 6.
In order to overcome this, as shown in FIG. 6, a pair of shoes 19, 19 are formed by the first convex portions 10 ₁ , 10 _1.
Between the short wall portions 19b, 19b of the rubber springs 20, the side walls 20b, 20b of the rubber springs 20, 20 are compressed and the repulsive force increases. When the second engagement portions 19 ₂ , 19 ₂ hit the first protrusions 10 ₁ , 10 ₁ , the first rotation stop moderation of the door D occurs.

By increasing the opening force of the door D, the second engaging portions 19 ₂ , 19 ₂ of the shoes 19, 19 are
_1, climbs over the 10 _1, as follows are shown in Figure 7, the first engagement portion 19 of the shoe 19 _1, 19 _1, the bottom wall portion 20a of the rubber spring 20, 20, the elastic force of 20a As a result, the first recesses 9 ₁ , 9 ₁ of the check plate 6 enter the first concave portions 9 ₁ , 9, and a second rotation stop moderation for holding the door D at the predetermined intermediate opening position is generated by the engaging force.

When the first engaging portions 19 ₁ , 19 ₁ of the shoes 19, 19 escape from the first recesses 9 ₁ , 9 ₁ of the check plate 6 by increasing the opening force of the door D again, the second engagement portion 19 ₁ The engagement portions 19 ₂ , 19 ₂ are the second protrusions 10 ₂ , 10 ₂
, A third rotation stop moderation occurs, and the second engagement portion 1
When 9 ₂ and 19 ₂ get over the second convex portions 10 ₂ and 10 ₂ , the first engaging portions 19 ₁ and 19 ₁ enter the second concave portions 9 ₂ and 9 ₂ to generate a fourth rotation stop moderation. At the same time, when the case 1 is elastically received by the stopper rubber 17, the fully open position of the door D is defined.

As described above, the rotation stop of the door D obtained by the first concave and convex portions 13 on both side surfaces in the thickness direction of the check plate 6 and the first engaging portions 19 ₁ and 19 ₁ of the pair of shoes 19 and 19 is performed. Moderation and the second engaging portions 19 ₂ , 19 of the shoes 19, 19 and the second uneven portions 14 on both side surfaces in the width direction of the check plate 6.
_Since the phase of the rotation stop mode of the door D obtained by the method ₂ is different from that of the door D, the number of steps at the rotation stop position can be easily increased even in the limited rotation range of the door D.

[0028] Moreover, the height of the depth and the convex portion of the concave portion of each concave-convex portions 13 and 14, since it is possible to freely set, stopped for a predetermined rotational position without interference to the other of the concave-convex portion And a sufficient sense of moderation can be obtained.

Further, the pair of shoes 19, 19 can cooperate with both the first and second concave and convex portions 14 formed on both sides in the thickness direction and both sides in the width direction of the check plate 6, respectively. It is not necessary to increase the number of shoes, and it is possible to avoid complication of the structure.

[0030] Subsequently explained a second embodiment of the present invention shown in FIG. 8, it is first roughened portion 13 adds a pair of dimples 23 _1, 23 ₂ to the check plate 6, except the formed point The configuration is the same as that of the previous embodiment, and in the figure, the same reference numerals are given to the parts corresponding to the previous embodiment. in this case,
One small recesses 23 _1, between the longitudinal first convex portion direction along 10 ₁ and the first recess 9 ₁ of the check plate 6, also ₂ other small recess 23, along the longitudinal direction of the check plate 6 It is arranged with the second projecting portion 10 ₂ between the second recess 9 ₂ Te. Thus, the first engaging portions 19 of the shoes 19, 19
By engaging ₁ , 19 ₁ with the small recesses 23 ₁ , 23 ₂ , the door D can be stopped at positions other than the conventional stop position, and the number of steps at the stop position is increased.

The present invention is not limited to the above embodiment, and various design changes can be made without departing from the gist of the present invention. For example, the case 1 is fixed to the body B side,
The bracket 7 of the check plate 6 can be attached to the door D side. Needless to say, the number of concave portions and convex portions in the first and second concave and convex portions 14 can be set to a number other than the above-described embodiment. In addition, the first and second engaging portions 19 ₁ ,
19 ₂ As can also be mounted a roller shoes 19 and 19, can also be a metal spring instead of rubber spring 17. Each rubber spring 20
Can be separated into a bottom wall 20a and a side wall 20b.

[0032]

As described above, according to the first aspect of the present invention, a case fixed to one of a vehicle body and a door rotatably supported by the body, and a case movably penetrating the case. A check plate connected to the other of the body and the door, and a first holding means capable of holding the check plate slidably in the thickness direction in the case; A first resilient means for applying a clamping force to the check plate, a second clamping means capable of slidably clamping the check plate in its width direction, and a second means for applying a clamping force to the check plate to the second clamping means. A first concave / convex portion is formed on both sides of the check plate in the thickness direction to cooperate with the first holding means to provide a stop moderation to the rotation of the door. Both width direction On the surface, the second holding means in cooperation with the door pivot, since the second concave-convex portion providing a separate stop detent that is different from the stop moderation the first concave-convex portion is formed out of phase A door stop stop mode obtained by the first concave and convex portions on both sides in the thickness direction of the check plate and the first holding means;
Since the phase of the door rotation stop mode obtained by the second concave and convex portions on both sides in the width direction of the check plate and the second holding means is different, the rotation stop even in the limited rotation range of the door. the number of positions can be easily increased, moreover, the height of the depth and the convex portion of the concave portion in each concave-convex portion, there can be set freely without interference from the other of the concave-convex portion, a predetermined A sufficient sense of moderation can be obtained at the rotation stop position.

According to a second feature of the present invention, a case is fixed to one of a vehicle body and a door rotatably supported by the body, and the body and the case are movably penetrated through the case. A check plate connected to the other side of the door, and a case accommodates a pair of shoes capable of slidably holding the check plate in two directions, that is, a thickness direction and a width direction. A first engaging portion that engages with first uneven portions formed on both side surfaces in the thickness direction of the check plate and a first uneven portion formed on both side surfaces in the width direction of the check plate and that has a different phase from the first uneven portion. (2) a second engaging portion for engaging with the concave and convex portions, and an elastic member for resiliently resilient the shoe in a thickness direction and a width direction with respect to a check plate in the case is housed in a case, and a limited rotation of the door is provided.
In the range, the engagement between the first uneven portion and the first engagement portion
The stop rotation is given to the rotation of the door, and the second uneven portion and the second engagement
Due to the engagement with the joint, the rotation of the door differs from the stop moderation.
Since another stop moderation is provided , the pair of shoes can cooperate with both the first and second uneven portions formed on both sides in the thickness direction and on both sides in the width direction of the check plate, respectively. It is possible to easily increase the number of steps at the rotation stop position in a limited rotation range of the door without increasing the number. Moreover, the height of the depth and the convex portion of the concave portion in each concave-convex portion, there can be set freely without interference from the other of the concave-convex portion, a sufficient click feeling at a predetermined rotational stop position Obtainable.

[Brief description of the drawings]

FIG. 1 is a perspective view of a main part of an automobile equipped with a door checker according to a first embodiment of the present invention.

FIG. 2 is a partial longitudinal side view of the door checker.

FIG. 3 is a sectional view taken along line 3-3 of FIG. 2;

FIG. 4 is a sectional view taken along line 4-4 of FIG. 2;

FIG. 5 is a partially exploded perspective view of the door checker.

FIG. 6 is an explanatory diagram of an operation of a first uneven portion of the door checker.

FIG. 7 is an explanatory diagram of an operation of a second uneven portion of the door checker.

FIG. 8 is a longitudinal sectional side view showing a second embodiment of the present invention and corresponding to FIG. 2;

[Explanation of symbols]

B: Body D: Door 1: Case 6: Check plate 13: First uneven portion 14: Second uneven portion 19: Shoe 19a 1 clamping means (long wall portions of the shoe) 19b ... second holding means (minor wall portion of the shoe) 19 ₁ ... first engaging portion 19 ₂ ... second engaging portion 20 ... elastic member (rubber spring 20a First spring means (bottom wall of rubber spring) 20b Second spring means (side wall of rubber spring)

Claims (2)

(57) [Claims] 1. A case (1) fixed to one of a body (B) of an automobile and a door (D) rotatably supported by the body, and a case (1) movably penetrating the case (1). A check plate (6) connected to the other of the body (B) and the door (D), and the check plate (6) can be slidably held in the case (1) in the thickness direction thereof. The first holding means (19a, 19a), the first elastic means (20a) for applying a holding force to the check plate (6) to the first holding means (19a, 19a), and the check plate (6) Second holding means (19b, 19b) capable of being held slidably in the width direction, and second elastic means (20b) for applying a holding force to the check plate (6) to the second holding means (19b, 19b). ) And check plate On both side surfaces in the thickness direction of (6), first concave and convex portions (13) are formed, which cooperate with the first holding means (19a, 19a) to provide a stop moderation to the rotation of the door (D),
Also, on both sides in the width direction of the check plate (6),
The second concave / convex portion (14) that gives a different stop mode to the rotation of the door (D) in cooperation with the holding means (19b, 19b) is different from the first concave / convex portion (13). Out of phase
An automotive door checker characterized by being formed as follows. 2. A case (1) fixed to one of a body (B) of an automobile and a door (D) rotatably supported on the body (B), and said case (1) is movably penetrated therethrough. A check plate (6) connected to the other of the body (B) and the door (D), and the check plate (6) is slid on the case (1) in two directions of its thickness and width. A pair of shoes (19, 19), which can be pinched as possible, are housed, and the shoes (19, 19) are engaged with first uneven portions (13) formed on both sides in the thickness direction of the check plate (6). first engaging portion for engagement with the (19 ₁₎ was formed in the both widthwise side surfaces of the check plate (6), the second uneven portion having different phases to the first concave-convex part before Symbol (13) (1
The second engagement portion engaged with 4) and (19 ₂₎ provided, bullet to the thickness direction and the width direction further with respect to the case (the shoe 1) (19, 19) the check plate (6) House the elastic members (20, 20) that emit and limit the door (D )
The first concave / convex portion (13) and the first engagement
Stop by rotation of the door (D) by engagement with the part (19 ₁ )
Degree, the second uneven portion (14) and the second engagement portion (19).
₂ ) When the door (D) is turned by the engagement with
A door checker for automobiles, characterized by providing another stop mode different from that of the above.