CN1088788C

CN1088788C - Extendible door hinge

Info

Publication number: CN1088788C
Application number: CN98101498A
Authority: CN
Inventors: 贝恩－阿尔弗雷德·克吕丁
Original assignee: Ed Scharwaecher & Co KG GmbH
Current assignee: Ed Scharwaecher & Co KG GmbH; ED Scharwachter GmbH and Co KG
Priority date: 1997-06-04
Filing date: 1998-06-04
Publication date: 2002-08-07
Anticipated expiration: 2018-06-04
Also published as: BR9801769A; DE59805576D1; EP0882865A3; CN1206775A; EP0882865B1; DE19723401C1; CZ172698A3; EP0882865A2

Abstract

A suspensible door hinge for a motor vehicle door, comprises: a first and a second hinge-half, and a hinge-pin in the gudgeons of the two hinge-halves to join them with anti-retortion, with a flange axially extending and gripping over the end surface of the gudgeon, and at the same time, the hinge pin and the gudgeon of the hinge-half have complementary conical aligning surfaces sloping towards the hinge axis. The flange and the conical aligning surfaces are formed on a part connectable to the hinge-pin.

Description

Extendible door hinge

Technical field

The present invention relates to a door butt that is specially adapted to motor vehicle door that can hang out, it comprises: first folding fan that can be fixed on an accessory, door or the door beam and have a folding eye; Second folding fan that can be fixed on another accessory and have a folding eye equally; And hinge pin that in the folding eye of two folding fans, place and that can antitorquely be connected with a folding eye, it is settled by self a part of length free rotating mode in the folding eye that is rotatably assorted of a folding fan, but prevent that in the axial direction string is moving, and have a footpath upwards outstanding and with the bulge loop of the end surfaces door of the folding eye of a folding fan; Wherein, the folding eye of the hinge pin and the folding that can hang out fan has complementary and tilts the taper locating surface of sensing with the folding axis; This hinge pin becomes torsion proof with planted folding eye that another folding is fanned and is connected by the tensioning of axially going up on the positioned alternate surface of described bulge loop and folding eye.

Background technology

Extendible door hinge is used in the modern series of products of motor vehicle, in its blank structure, to be assembled on the car body car door earlier and to adjust, and during the installation of motor vehicle and assembly, again it is pulled down from car body, this point so realizes, on the one hand two door butts fans be mounted with non-displacement be fixed on an accessory, on the position like this as door or door beam, promptly, when Jiang Men was reinstalled on the motor-vehicle bodies, this can accurately cooperate alignedly with respect to the door opening on the car body.The advantage that this temporary transient door dismounting property is brought on the one hand is, door can be provided in the working region of separation, and attainable on the other hand advantage is, the installation of motor vehicle and be assembled under the situation of pulling down door can be obviously soon and easily carry out.

But, do not damage draw thus to requirement separatory, particularly do not damage requiring under the situation of door butt hangability, in the motor vehicle structure in modern times, but exist and guarantee that the folding bearing is a kind of topology requirement of lasting absolute Maintenance free.

For this reason, structure setting for the extendible door hinge that starts described type is advised, but this hinge pin and the folding eye that can plant by one with its at least a portion length on the shape type exterior feature structure that is connected of coincideing become antitorque connection, wherein, the folding eye that folding and the folding that can hang out are fanned is provided with axial indication respectively on their at least a portion length, radially extend alternately settle with intermeshing teat and recess, particularly by mode like this, promptly the rotatable hinge pin of settling is provided with the bulge loop that the top end surfaces of a radially-protruding folding eye with a folding fan is put up in folding fan, this bulge loop side thereon is provided with rib spare and groove or the protuberance and the recess of axial indication, corresponding with them, the wide structure of the axialmode of a same form is arranged in the folding eye end surfaces of another folding fan.Such hinge structure can allow hinge pin Maintenance free ground arrangement constantly in a folding fan on the one hand; And it is connected with another folding fan in the process that suspends of door antitorquely, just can guarantee that therefore this hinge pin rotates in the supporting construction at Maintenance free uniquely when the door opening and closing.

This known hinge structure that hangs out shows, except can only carrying out small modification, consistent tendency is, this radially-protruding and with limit end surfaces door on the folding eye of a folding fan and thereon the side be provided with axial indication and the bulge loop and the hinge pin of the taper locating surface that tilts of hinge pin are upper member formula structures relatively.Because being the structure setting of an element type, the locating surface of this hinge pin and taper or the bulge loop that is loaded with this locating surface just cause when some situation, especially when making folding difficult when for example the door holder of an assembling gives first installation with other mounting structure, because, because the taper locating surface that extends radially out structure or constitute thereon of this bulge loop, it is impossible that hinge pin is installed by the mode of the folding eye importing of the folding fan that can not hang out.But, even if when folding that simply can hang out of assembling, this and hinge pin are that the taper locating surface of an element structure or the bulge loop that is loaded with it also can bring certain defective, particularly, this hinge pin is in a special course of work and use an additional safety device or similar item to be in respect to it and during with the folding eye locking of that folding fan of settling movingly, the defective that causes is, the string on must preventing axially is moving.

DE-U-29704055 has described a kind of body hinge that hangs out, wherein, a hinge pin is arranged in one the first folding fan with being rotatably assorted and does not have and is arranged in demountable second folding fan with relatively rotating, at this, an external screw thread of hinge pin makes a tapered cup nut to load onto, the tapering mating reaction of the relative configurations of its tapering and second folding fan, wherein, hinge pin further has a bulge loop that has a tapered flanges, another tapering mating reaction that it and second folding are fanned.

Summary of the invention

Thus, drawing task of the present invention is, a kind of extendible door hinge that the motor vehicle door that starts described structure types is used is done following improvement, promptly, when hinge pin is assemblied on the folding fan that can not hang out, can be simple to operate and can realize folding and other mounting structure assembled in advance simultaneously as the door holder or the similar item of an assembling.

This task requires main to solve by following measure according to the present invention: with the bulge loop of the end surfaces door of the folding eye of a folding fan and be connected on this bulge loop and relatively the folding axis tilt the taper locating surface of hinge pin of sensing be one independent can draw to reverse on the member that is connected with this folding constitute.Thisly original hinge pin and footpath bulge loop that upwards stretch out and that be loaded with the taper locating surface is separated into two independent and advantages that member that can assemble as independent member respectively at first brings is, this hinge pin can by that folding fan that is wherein this hinge pin be imported into this folding neutralization with the folding eye of the folding fan settled movingly and be imported in addition in case of necessity in the mounting structure as in the door holder, therefore, the assembled in advance of folding and mounting structure has just been simplified significantly.In addition, the related advantage of the setting that is separated with this locating surface that makes hinge pin and radially-protruding bulge loop and taper is, this hinge pin can be provided with a head member, so make necessary now, should add setting in order to prevent hinge pin in the axial direction relatively that to allow hinge pin become with moving safety device of string of settling folding eye wherein movingly constantly unnecessary.

Stipulate that in the embodiment of the reality of a hinge pin that is assembled into by two independent members the taper locating surface of the hinge pin that this bulge loop and relative folding axis tilt to point to is to be provided with center through hole at a tool to constitute on the ring body this hinge pin and that make conical ring being used for.

This conical ring with can constitute hinge pin or necessary antitorque connection of folding shaft part according to any known and suitable mode, wherein, can stipulate according to one first structural concept, this conical ring can by in its through hole axially wide the and complementation of the inner periphery type of indication be positioned on the hinge pin under excircle type exterior feature on the axial direction part be connected with this hinge pin in the structure torsion proof mode of coincideing, so just can be in the assembling process of folding by simply hinge pin and conical ring plant being assembled in antitorque being connected of realization between hinge pin and conical ring.

But, can stipulate also that according to one second structural concept this conical ring can be by an inner periphery type exterior feature, and under the stable condition in conjunction with one at least the subregion for complementary hinge pin outside circle configurations become antitorque being connected of power joint with this hinge pin.Under the antitorque syndeton situation of the hinge pin of this form and conical ring, the described joint in the power that produces between hinge pin and the conical ring is the effect realization that is screwed on by a free end at hinge pin and make this conical ring tensioning the relatively and nut that preferably make tapered cup nut of the folding fan that can hang out.Be associated with this frame mode in addition, it is also conceivable that the material of using different hardness: be used for hinge pin and be used for conical ring on the other hand on the one hand, cause lasting antitorque being connected so that utilize to press to carve to act between folding and conical ring.

Have in the concrete structure scheme of hinge pin of two members at a preferred extendible door hinge, also stipulate in addition, the shaft part of this hinge pin has the diameter that stairstepping reduces in the axial direction, that is it is provided with two bulge loops of arranging successively in the axial direction, wherein, one first bulge loop is placed on the position that is connected with its supporting construction of folding eye Maintenance free and that be arranged in a folding fan, and constitutes the axial bearing structure of and the corresponding configuration of conical ring; One second bulge loop limits the reduced diameter portion branch of a hinge pin, and it is exactly for the corresponding threaded portion that is provided with of tapered cup nut is installed.

Under the extendible door hinge situation in the mentioned herein structural concept, the present invention also stipulates, in the folding eye of the folding fan that this can hang out with the reaming that another pyramidal structure is set on the contrary opposed to each other for the countersinking of the corresponding setting of conical ring, itself and a corresponding configuration of tapered cup nut that can be screwedly mounted on the externally threaded free end of being provided with of the hinge pin zone.Simultaneously, in a preferred concrete structure scheme, stipulate that also this conical ring has identical diameter substantially with tapered cup nut, and has identical angle of slope in relating to their conical region.

Has in the concrete structure scheme of two element type hinge pins also regulation at another extendible door hinge, this hinge pin is provided with a head member on one end thereof, its rest on folding counter structure spare be positioned at the outside external surface on, in this structural member, hinge pin is settled in mode movingly by a bearing holder (housing, cover) of being made by the bearing material of Maintenance free.

Description of drawings

Below, by two embodiment that describe in the accompanying drawing the present invention is elaborated.Expression in the accompanying drawings:

Fig. 1 is the sectional side elevation by an extendible door hinge, but does not show fitting;

Fig. 2 is the door butt sectional side elevation that hangs out that has equipped door holder by.

The specific embodiment

These two in an embodiment the expression, suspensible door hinge for motor-driven vehicle can be fixed on the particularly fan of first folding on the door pillar 1 of a door accessory by one respectively, with one therewith valve be connected by a hinge pin 2 and can be fixed on particularly 3 formations of second folding fan on the door of another accessory, wherein, hinge pin 2 passes the folding eye 4 of a folding fan 1 and the folding eye 5 of another folding fan 3.Herein, this hinge pin 2 always is arranged to lead cover 6 and that made by the bearing material that need not to keep in repair and fan in 1 for movingly bearing holder (housing, cover) is placed in this folding in the mode that freely turn and continue non-maintenance by one.

This hinge pin 2 had both had a bulge loop 7 by one, and it is 3 matched that conical ring 8 and the folding that can hang out that has the locating surface 13 of a taper again fanned.This conical ring 8 is set to independent member and can becomes the antitorque of plug-in mounting connected mode to be connected with the excircle type profile of the complementation of shaft part 11 under the shaft part 9 of hinge pin 2 that is this shaft part by a wide structure 10 of the inner periphery type in its through hole that axially points to.On this hinge pin, this conical ring 8 can be assembled on the position of the first protruding fan 12 that leans folding shaft part 11 by a free end that is provided with external screw thread 14 at hinge pin, and it is fixing to fan the nut 15 of 3 mating reactions with this and the folding that can hang out.In the present embodiment, this nut 15 is set to the tapered cup nut structure, and connects a taper protuberance 17 on its instrument counterpart 6, the reaming 18 of the folding eye 5 that is arranged in another folding fan 3 of the corresponding taper that a complementary structure is set with it.At the shaft part 11 of the corresponding configuration of antitorque supporting construction of itself and conical ring 8 and the transitional region between its shaft part that is provided with external screw thread 14, this hinge pin is provided with an other bulge loop 19.Under the door butt situation of assembling, this conical ring 8 rests on the body structure surface 20 of the inside arrangement that is not the folding fan 1 that can hang out with its surface that forms bulge loop 7, and is clamped on first bulge loop 12 of hinge pin 11 by nut 15 in the axial direction.

In the embodiment of describing in Fig. 1, this hinge pin 2 is provided with the head 21 that body structure surface 22 doors that settle on the limit outside the folding fan that can not hang are lived.

In the enforcement structure that Fig. 2 describes, on the folding fan 1 that can not hang, connect built-up member that constitute by a door holder 23 of only describing with sketch, wherein, the folding eye 4 of this hinge pin 2 folding fan 1 that can not hang by the shaft part 25 that runs through to stretch out and the member of a drivable door holder 23 of specifically not describing in the accompanying drawings are in being connected with a joggle of synchronous drive.The housing of this door holder 23 is connected with this folding that can not hang fan 1 by a pin 26 in the present embodiment antitorquely.

Claims

1, extendible door hinge comprises: first folding fan (1) that can be fixed on an accessory, door or the door beam and have a folding eye (4); With second folding fan (3) that can be fixed on another accessory and have a folding eye (5) equally; And one at two foldings fan (1,2) folding eye (4,5) that place in and can not have with a folding eye (5) and to relatively rotate the hinge pin (2) that is connected, it by self a part of length in the folding eye (4) of (1) is fanned in a folding, be rotatably assorted settle free to rotately but prevent from the axial direction to go here and there and have one radially outstanding, overlap the bulge loop (7) of end face (20) of the folding eye (4) of folding fan (1), wherein, the folding eye (5) of the hinge pin (2) and the folding that can hang out fan (3) has the complementary taper locating surface (13) that tilts to point to respect to the folding axis; This hinge pin (2) becomes not have to relatively rotate with the planted folding eye (5) of another folding fan (3) by the axial tension of the alternation locating surface (13) of bulge loop (7) and folding eye (5) and is connected, and it is characterized in that:

The taper locating surface (13) that overlaps the bulge loop (7) of end face (20) of folding eye (4) of this folding fan (1) and the hinge pin (2) that is connected with this bulge loop and tilt to point to the folding axis is can not have at independent and this hinge pin (2) to relatively rotate the member (8) that is connected and go up formation.

2, by the described door butt of claim 1, it is characterized in that:

The taper locating surface (13) of the hinge pin (2) that described bulge loop (7) and described and folding axis tilt to point to is to be provided with center through hole at one to constitute to be used for hinge pin (9) and to make on the ring body of conical ring (8).

3, by the described door butt of claim 2, it is characterized in that:

This conical ring (8) can become the identical nothing of structure with hinge pin (2) and is connected in relative rotation by the excircle type of a complementation of shaft part (11) under one of its through hole inner periphery type exterior feature (10) that axially points to and the hinge pin (9) is wide.

4, by the described door butt of claim 2, it is characterized in that:

This conical ring (8) can become the power transmission to the exterior circumferential configuration of small part mode complementation and this hinge pin (2) and not have in relative rotation and be connected by an inner periphery type exterior feature (10) and hinge pin (9).

5, by one of claim 1 to 4 described door butt, it is characterized in that:

The shaft part (9) of this hinge pin (2) has the stepped diameter that reduces in the axial direction, that is so configuration, it has two bulge loops (12 arranging successively, 19), wherein, one first bulge loop (12) ground connection that links to each other with its supporting construction that is arranged in the folding eye (4) of described folding fan (1) is provided with and constitutes an axial bearing structure with the corresponding configuration of described independent member (8); One second bulge loop (19) limits the reduced diameter portion branch of this folding shaft part (9), and this part is exactly for the zone of the corresponding threaded portion (14) that is provided with of tapered cup nut (15) is installed.

6, by one of claim 1 to 4 described door butt, it is characterized in that:

This hinge pin (2) one end thereof is provided with a last head (21) by putting of the external surface (22) that is in the outside at the corresponding construction spare of described folding fan, in this folding fan, this hinge pin is settled in the mode of being rotatably assorted by a splicing sleeve of being made by a kind of bearing material of Maintenance free (6).

7, by one of claim 1 to 4 described door butt, it is characterized in that:

With this independent member (8) that constitutes as conical ring a tapered cup nut (15) on the free end zone that has external screw thread (14) that can be screwed hinge pin (9) is set opposed to each other on the contrary.

8, by the described door butt of claim 7, it is characterized in that:

Conical ring (8) has identical basal diameter with tapered cup nut (15) and their conical region has identical angle of slope.

9, by one of claim 1 to 4 described door butt, it is characterized in that:

It is corresponding that (1) is fanned in a door holder (23) and described first folding, and can the meshing synchronously by driven parts of this hinge pin (2) and this door holder (23) with driving.

10, by one of claim 1 to 4 described door butt, it is characterized in that:

Described door butt is the door butt that is used for motor vehicle automobile door.