CN105026669A

CN105026669A - Motor vehicle lock

Info

Publication number: CN105026669A
Application number: CN201380067646.5A
Authority: CN
Inventors: J·戈达尔
Original assignee: You Xin Co Of France
Current assignee: You Xin Co Of France
Priority date: 2012-12-20
Filing date: 2013-12-18
Publication date: 2015-11-04
Also published as: EP2935738A1; MX2015008042A; MX360538B; FR3000125B1; FR3000125A1; WO2014096044A1; EP2935738B1; BR112015014912A2

Abstract

The invention relates to a motor vehicle lock having a plate and a casing (1) enclosing the entire mechanism of the lock, comprising a rotary latch (2) intended to engage with a striker mounted so as to project from a fixed frame, a rotary pawl intended to retain the striker in the closed position and a striker packing piece (5) made of flexible material that is disposed in a housing of the casing (1), said striker being pressed between this striker packing piece (5) and the latch (2) in the closed position of the lock, said casing (1) also containing at least one rib (1A) that is directed approximately perpendicularly to the mean plane of the latch (2). According to the invention, said striker packing piece (5) has at least one extension (5B) that is housed close to said rib (1A) and has a thickness that extends above the height of the rib (1A) in the direction of the latch (2), such that a movement of the latch (2) perpendicularly to its mean plane causes this extension (5B) to be compressed, without contact with said rib (1A).

Description

Automotive lock

The present invention is a kind of Automotive lock, and this lock can be applied in some opening and closing places, such as: case cover, side door or automotive seat.

As everyone knows, this lock comprises a locking face (be generally metal material, lock with this to act on Men Bian or seat limit, and be fixed to the upper) and a shell (being generally plastic products, for wrapping up the mechanical assembly of whole lock).

Lock comprises one and rotates dead bolt, for coordinating the outstanding lock cross-peen that motionless framework is installed.For realizing this effect, dead bolt with a notch, when closed door/chamber door or locked seat, this groove snap-in lock cross-peen.This lock also comprises a rotary pawl, and for allowing dead bolt remain closed position, now dead bolt is fastened on lock cross-peen.

EP 1 039 079 patent document describes this type of lock, and this patent is intended to how better dead bolt and claw to be remained on same plane.

The side, middle face of dead bolt and claw does not have the place in rope face to be provided with crosspiece, adopts clip and screw to fix, can touch crosspiece when locking face acts on dodge gate limit, and crosspiece can stop the relative dislocation in face in face and claw in dead bolt.

In addition, in this type of lock, liner or soft voussoir are generally housed, in order to absorb the swing of the various vibrations of the generation in vehicle travel process.Liner is placed in a grid of shell, is fixed on crosspiece, and when door lock or seat lock are in close stance, lock cross-peen can extrude voussoir, and voussoir by bolt blocks, thus is extruded distortion.

In addition, usual shell is furnished with one or more cast rib, rib trend is basically perpendicular to face in dead bolt.When moving vehicle produces vibrations, dead bolt can touch this or these rib, allows dead bolt remain on wherein position, face with this.

If compression direction is parallel to face in dead bolt, distance when being fixed on the position on crosspiece according to it and closing between itself and lock cross-peen contact point, voussoir thickness should the rank of 9.5 millimeters.But, in fact such thickness cause closing the door or fixing seat time need very large power.

Required dynamics when therefore can consider by reducing its thickness and reducing closedown.But, the squeezed draw-in groove compressing into dead bolt of lock cross-peen, at voussoir and write in the middle of dead bolt, the pressure acted on dead bolt can reduce equally, last as a result, owing to having lacked support, it will have one perpendicular to the mobile trend in wherein face, when especially contacting rib in vehicle moves, as described above.

The present invention proposes effective scheme and solves these problems, should ensure rational effort to close, reduce again vehicle travel in various vibration institute's belt lock tongue and rib contacts and the accidental noise that produces.

For realizing this effect, the present invention proposes a kind of Automotive lock, this lock bag is made up of the shell of a locking face and an all mechanical assembly of parcel, machinery assembly comprises: one rotates dead bolt and coordinates the outstanding lock cross-peen be arranged on fixed frame, a rotary pawl is in order to keep the closed condition of lock cross-peen, and a voussoir manufactured with soft material, be placed in a grid of shell.Described lock cross-peen, when locked position of coupler, is sandwiched between voussoir and dead bolt.Described shell, is furnished with the rib that at least one is basically perpendicular to face in dead bolt equally.It is characterized in that, affiliated voussoir comprises at least one and is positioned at extension near described rib.And its thickness has exceeded the height of rib on dead bolt direction.Make dead bolt perpendicular to when face is moved in self, extrude this extension, and without the need to contacting described rib.

By being invented, various problem is solved when without the need to adding extra members, and maintains the quantity of parts.

According to a preferred embodiment of the invention, described voussoir is fixed on and is arranged on dead bolt and claw face, crosspiece outside locking face, to stop into the relative dislocation in face in face and claw in dead bolt.

Advantageously, described extension can be arranged in the position near certain segmentation, saves, and form rectangular configuration to form a rib perpendicular to rib.

Described extension can be arranged in the position near certain segmentation equally, to form the joint of the rib perpendicular to a rib composition triangular structure, or favours described rib formation triangular structure.

Preference is arranged, and extension thickness exceeds general 0.4 millimeter of rib heights.

Voussoir can comprise two extension with its face, center symmetry.

Advantageously, described voussoir is made by acrylonitrile-butadiene rubber.

Describe in further detail the present invention hereafter by illustration, these diagrams only represent optimum case study on implementation of the present invention.

Fig. 1 is the upward view of lock of the present invention, does not have locking face in figure, is in closed condition.

Fig. 2 is the partial perspective view of Fig. 1.

Fig. 3 is the stereogram of voussoir of the present invention.

Fig. 4 is lock shell stereogram of the present invention.

Fig. 5 is lock shell stereogram of the present invention, is furnished with voussoir.

Fig. 6 is the detailed annotation figure of Fig. 4.

Fig. 7 is the local sectional drawing of Fig. 1.

In the following description, for easy, the direction such as " upwards " or " downwards " all refers to direction in figure, and the lock situation be arranged on vehicle may be different.

As shown in Figure 1, this shell 1 having wrapped up all mechanical assemblies by a locking face (not in the drawings) and one for the Automotive lock bag of car door or seat forms.Wherein comprise: one rotates dead bolt 2 and coordinates the claw 4 of outstanding lock cross-peen 3, the rotation be arranged on fixed frame in order to keep the closed condition of lock cross-peen 3, also has a grid being arranged in shell 1 with the voussoir 5 of soft material manufacture.Described lock horizontal stroke 3, when the position of locking, is sandwiched between voussoir 5 and dead bolt 2.

In this fastening position, lock cross-peen 3 is pressed in the middle of the draw-in groove of dead bolt 2 exactly, and between voussoir 5 and dead bolt 2, wherein voussoir is out of shape due to extruding.

Preference is arranged: described voussoir is made up of acrylonitrile-butadiene rubber, and its hardness need be optimum higher than 50Shore A, 70Shore A rank.

This lock is furnished with a crosspiece 6 equally, and the face in face and claw that to be arranged in dead bolt does not have the place of locking face, for stoping the relative dislocation in face in face and claw in dead bolt.As described in EP 039079 patent document, voussoir 5 is fixed on crosspiece 6, as shown in Figure 2,3.Voussoir, with a fixing hole 5A, wherein inserts a 6A of crosspiece 6.

Fastening devices 5A, 6A complete the fixing of voussoir jointly.Certainly, according to lock structure or whether be furnished with crosspiece, other different modes can be had to realize fixing.

In addition, as shown in Figure 4, shell 1 is furnished with the rib 1A that is basically perpendicular to face in dead bolt 2.In existing technology, this rib is for the fixing position of dead bolt 2 in shell.Multiple such rib may be there is.

According to the present invention, reduce this type of rib heights, and voussoir 5 has attached an extension 5B be positioned near rib 1A, the thickness of extension exceedes rib heights.Therefore dead bolt 2 can extrude this extension 5A perpendicular to the displacement in face in self, without the need to touching rib 1A, as shown in Figure 5.Preference is arranged: the thickness of extension 5A exceeds rib 1A height 0.4 millimeter.More general situation is, the thickness of extension 5B exceeds the height of rib 1A on the direction of dead bolt 2, exceeds value and is about 0.4 millimeter.

Equally, as shown in Figure 1, rib 1A shortens 0.6 millimeter, and containing a segmentation 1B in many modes toward limits surface thereof of trying one's best, form triangular fin joint, its position phase is relative with rib 1A.Extension 5B comprises an outer 5C, favours this segmentation 1B equally.

But the edge that the segmentation 1B of this rib 1A can tilt to it equally forms leg-of-mutton rib joint, but position is not relative with rib 1A.As shown in Figure 4,5, 6, its layout is perpendicular to corresponding rib 1A.The outer 5C that extension 5 comprises, should be associated with this segmentation 1B.

Finally, the segmentation 1B of this rib 1A both can not tilt to its edge, also can not be relative with rib 1A, and was perpendicular to a rib joint of rib 1A, formed rectangular configuration.Equally, the outer 5C that extension 5B comprises, should be associated with this segmentation 1B.

If necessary, be furnished with a thin rib 1C and may reside on the extension 5A of voussoir 5, as shown in Figures 6 and 7, the thickness of extension 5B have also been made corresponding adjustment.

The thickness e of voussoir 5, its compression direction is parallel to face in dead bolt 2, and distance when depending on that it is fixed on crosspiece 6 position and closes and between the contact point of lock cross-peen 3, preferably the rank of 8.7 millimeters.

Voussoir 5 can with multiple extension, and said extension 5B as above, depends on the distribution situation of rib 1A at shell.In a special case, 2 extension being symmetrical in its center plane P can be had.

Claims

1. Automotive lock comprises shell (1) composition that a panel and have wrapped up all mechanical assemblies.Wherein comprise: one rotates dead bolt (2) and coordinates the outstanding lock cross-peen (3) be arranged on fixed frame, a claw (4) rotated, in order to keep the closed condition of lock cross-peen (3), also has one to be arranged in a grid of shell (1) with the voussoir (5) that soft material manufactures.Described lock cross-peen (3), at locked position of coupler, is pressed from both sides between voussoir (5) and dead bolt (2).Described shell (1), is furnished with the rib (1A) that at least one is basically perpendicular to face in dead bolt (2) equally.It is characterized in that, affiliated voussoir (5) comprises at least one and is positioned at extension (5B) near described rib.And its thickness has exceeded the height of rib (1A) on dead bolt direction.Make dead bolt (2) perpendicular to when face is moved in self, extrude this extension (5B), without the need to contacting described rib (1A).

2. the claim 1 of lock, it is characterized in that described voussoir (5) be fixed on be arranged in dead bolt (2) and claw (4) face without jam plate position crosspiece (6) on, thus stop the relative dislocation in face in the relative claw in face (4) in dead bolt (2).

3. the claim 1 or 2 of lock, is characterized in that described extension (5B) can be arranged in the position near a segmentation (1B), to form a joint of the rib perpendicular to rib (1A), and forms rectangular configuration.

4. the claim 1 or 2 of lock, is characterized in that described extension (5B) can be arranged in the position near a segmentation (1B), to form a joint of the rib perpendicular to rib (1A), and forms triangular structure.

5. the claim 1 or 2 of lock, is characterized in that a rib joint favours described rib (1A), and forms triangular structure.

6. lock the claims, it is characterized in that the thickness of extension (5A), exceed highly general 0.4 millimeter of rib (1A).

7. lock the claims, it is characterized in that voussoir (5) has 2 extension (5B) being symmetrical in its central plane (P).

8. lock the claims, it is characterized in that described voussoir (5) is made up of acrylonitrile-butadiene rubber.