CN101514602A

CN101514602A - Release device, particularly for a motor vehicle door

Info

Publication number: CN101514602A
Application number: CNA2009100067655A
Authority: CN
Inventors: P·扎尼尼; D·瓦夫瑞德尼
Original assignee: Zanini S P A
Current assignee: Zanini S P A; Zanini SpA
Priority date: 2008-02-18
Filing date: 2009-02-17
Publication date: 2009-08-26
Anticipated expiration: 2029-02-17
Also published as: EP2090728A3; BRPI0900282A2; EP2090728A2; CN101514602B; ITTO20080122A1

Abstract

The invention relates to a release device particularly for a motor vehicle door, which comprises a base body (18) intended to be applied on the outer face of a door (12), having an axial appendage (22) which can be inserted in a corresponding opening (20) of the door (12). The axial appendage (22) includes a tubular portion (24) provided with a bottom wall (26) which has a hole (28) intended to be slidably engaged by a cylindrical member (30) projecting axially from a button (14) to be associated with the base body (18) with a possibility of a relative movement. The tubular portion (24) has connection means (34) for allowing a switch unit (36) to be removably fastened, which swich unit can be operated as a result of an axial movement of a free end (38) of the cylindrical member (30) of the button (14).

Description

Be particularly useful for the releasing device of motor vehicle door

Technical field

The present invention relates to especially to be used for motor vehicle door is carried out the releasing device of release.

Background technology

In this manual and appending claims, term " door " is meant any car body panel that is opened, such as the luggage compartment door or the back driving door of automobile.

Summary of the invention

Main purpose of the present invention provides a kind of releasing device that is provided with simple structure, and this releasing device is suitable for being operated in simple comfortable mode by the user.

This purpose is realized by a kind of device with feature required for protection by the present invention.

By means of these features, device characteristic of the present invention is a kind of simple structure, its permission just can more easily be assembled on the motor vehicle door with several simple steps, becomes not expensive thereby make and install, and allow the user with actual and rapidly mode operate.

Description of drawings

From proposing as non-limitative example and referring to the detailed description below the accompanying drawing, it is more apparent that the advantage of further feature of the present invention will become, in the accompanying drawings:

Fig. 1 is the rear perspective schematic diagram of motor vehicle, and the luggage compartment door of this motor vehicle or back driving door are provided with according to releasing device of the present invention,

Fig. 2 is the three-dimensional exploded view of critical piece of the releasing device of Fig. 1,

Fig. 3 is the vertical view that cuts open Fig. 2 device of getting, be in its assembled state along the line III-III of Fig. 2,

Fig. 4 is by the stereogram of details shown in the arrow IV among Fig. 2,

Fig. 5 be part assembling device, by the stereogram of details shown in the arrow V among Fig. 2, and

Fig. 6 is that the line VI-VI along Fig. 5 cuts open the partial side view of getting.

The specific embodiment

At first referring to Fig. 1, motor vehicle 10 comprises the door that is opened that is made of car body panel 12, this car body panel 12 is suitable for being in closes configuration or opens configuration, closes configuration or open configuration to correspond respectively to down position and raised position (briefly showing among Fig. 1) under the situation of the luggage compartment door of motor vehicle 10 or the door of afterwards driving.

For open plate 12, must carry out release to the lock cell (not shown) of known type own, this lock cell comprises movable ratchet under normal conditions, this movable ratchet is suitable for cooperating the seat portion that forms in the vehicle body with door 12 edge position adjacent.Control the release of lock cell by the button 14 of the releasing device 16 that is associated with plate 12, this button 14 can be exerted pressure by user's finger and be operated.

Specifically referring to Fig. 2 to 6, releasing device 16 comprises for example having round-shaped matrix 18 as shown in the figure, and this matrix 18 comprises plate part 19, and this plate part 19 is used for being applied in the preceding supporting construction on the external surface of plate 12, plugs seal 21 therebetween.

Insert and have correspondingly-shaped and be located at annex 22 in the pass through openings 20 in the plate 12 that 12 surface extends out from matrix 18 towards plate, and it is outstanding from the opposed surface of matrix 18 to constitute the peripheral part 23 of framework of matrix 18.

Annex 22 comprises and coaxial tubular portion 24 of matrix 18 and the carriage 25 adjacent with part 24 that this tubular portion 24 has the horizontal diapire 26 that is provided with axial hole 28.Hole 28 is passed by the end 38 of cylindrical member 30, this cylindrical member 30 from the plate portion 13 of for example dish type of button 14 towards matrix 18 earth's axis to extension.

Suitable is, the lid member 15 of shaping is applied on the external surface of button 14, and this lid member preferably carries the mark such as the trade mark of motor vehicle 10.

Button 14 is axially moveable with respect to matrix 18 and its part 24, and the direction that can remove towards the plate part 19 with respect to matrix 18 biasing.For this reason, in disc portion 13 1 sides of button 14, spiral thrust spring 46 is plugged between the radially shoulder 44 of the bottom 26 of tubular portion 24 and cylindrical member 30.Seal with O ring spare 47 is arranged between another coaxial collar 47b with larger diameter of the coaxial collar 47a of button 14 and matrix 18, and this coaxial collar 47b constitutes extending axially part and extending towards button 14 of tubular portion 24.

In order to limit the axial stroke of cylindrical member 30 with respect to diapire 26, form circular groove 48 at free end 38 places near member 30, card is joined ring 50 and is inserted in this groove, and packing ring 51 is plugged in this card and joins between ring 50 and the diapire 26.

A plurality of axial pin 52 are extended towards matrix 18 from the disc-shaped part 13 of button 14, and each in the axial pin 52 is suitable for cooperating the corresponding aperture 54 of the plate part 19 of matrix 18.Each pin 52 comprises fork-shaped head 56, and this fork-shaped head 56 comprises fork thigh pair of parallel and elastically deformable, and each fork thigh has stop tooth 58 on its radially-outer surface.The diameter in hole 54 less than head 56 at its diameter in the deformation state not, like this, pin 52 is inserted the fork thigh radial contraction that can cause head 56 in the respective aperture 54, fork strand is in not deformation state once more after the narrow zone that the edge that passes by hole 54 constitutes, constitute the ratchet retainer of button 14 thereby sell 52, to prevent its unexpected disengagement with respect to matrix 18.

Removably on the outer wall 32 of the linkage of floatless switch unit 36 end opposite that be arranged on tubular portion 24 with button 14.This unit 36 is limited by the cup-shaped case of the electric microswitch 39 of supporting, this electricity microswitch 39 is connected to the negative electricity connector 37 of known type own by couple of conductor 37a, this negative electricity connector 37 is suitable for admitting complementary male connector (not shown), unit 36 is connected to the motor that is used to drive described lock cell.

In the assembled state of unit 36, microswitch 39 is arranged in the free end 38 of front towards the cylindrical member 30 of button 14, thereby moving axially of button 14 makes end 38 contact with microswitch 39 to be used to drive the control circuit of lock cell with connection.

The sidewall 32 of tubular portion 24 comprises linkage, this linkage comprises a plurality of toothings 34, be three toothings in the drawings, so that switch element 36 can be fixed on the matrix 18, these structures are radially outstanding from wall 32, and are suitable for blocking on the tubular portion 24 in the respective seat portion 40 that allocates in the case that is formed on switch element 36 owing to switch element 36 axially is inserted into.Each one 40 is delimitated by U-shaped marginal portion 42, U-shaped marginal portion 42 separates by the remainder of the case of a pair of axial notch and unit 36, like this, because the insertion of unit 36, marginal portion 42 can flexibly be drawn back, thereby tooth 34 can be engaged in the respective seat portion 40.

The correct insertion of unit 36 by the axial reference groove 43a of the case of unit 36 along the inclined-plane 43 be slidingly matched and guarantee, this inclined-plane 43 extends between tubular portion 24 and carrier structure 25, and this this inclined-plane 43 is realized being used for unit 36 towards matrix 18 axially movable guide functions.

Pair of bolts is set so that matrix 18 can be fixed on the plate 12, each bolt comprises screw 60 and corresponding locknut 61, and this locknut 61 can be engaged in the bar portion of screw 60 on the side opposite with matrix 18 of plate 12.The head 62 of each screw 60 has non-circular shape, for example square shape, and be received within the portion 64, this one 64 has corresponding shape and is formed in the matrix 18.In each one 64, have the bar portion insertion of through hole 66 for respective screws 60, the circular edge of through hole 66 is provided with a series of teats 68, these teats 68 are used for during insertion the bar portion interference with screw 60, thus by frictional force at axial direction hold-down screw 60.

Eccentric structure 70 is also outstanding from the surface towards plate 12 of matrix 18, for example has criss-cross cross section, and this eccentric structure 70 is used for cooperating the respective seat portion that is formed in the plate 12 with opening 20 position adjacent.

The assembling of device 16 is carried out in the following manner.At first, in screw 60 patchholes 66, till its head 62 matching seat portions 64, can produce frictional force, so that screw 60 can be fixed is on the throne by the distortion of the teat 68 in the caused hole 66 of the insertion of screw 60.

By O shape circle 47 and spring 46 are arranged between button 14 and the matrix 18, made assembling in advance, comprise that the button 14 of disc portion 13 and lid member 15 is associated with matrix 18, be arranged on spring 46 in the tubular portion 24 and the neighbour to its diapires 26.When gave prominence to from the hole 28 of wall 26 end 38 of cylindrical member 30, button 14 just finished to the insertion in the matrix 18.Under this state, pin 52 is penetrated in the respective aperture 54 of matrix 18, owing to passing after hole 54 stands radial contraction, pin 52 is got back to its not deformation state at the head 56 of pin 52.Like this, because the interference at the edge of tooth 58 and respective aperture 54, pin 52 is realized the fixation of button 14 with respect to matrix 18.Then packing ring 51 and card being joined ring 50 is installed on the free end of member 30 outstanding from hole 28.

By seal 21 is inserted between the unit and plate 12 that is formed by button 14 and matrix 18, therefore this unit is associated with plate 12, like this, the tubular portion 24 and the carrier structure 25 of the annex 22 of matrix 18 inserted in the openings 20, division center 70 is arranged to respective seat portion in the matching board 12.

Switch element 36 is axially inserted in the outstanding part of the inner surface of slave plate 12 of tubular portion 24, up to the temporary transient distortion owing to marginal portion 42 make in the seat portion 40 of toothing 34 at the case of unit 36 realize that card is joined till, 43 the insertion that is slidingly matched guidance unit 36 of the axial groove 43a by unit 36 along the inclined-plane.

In this state, locknut 61 can be screwed in the bar portion of screw 60,, after this female connector 37 can be attached to corresponding male connector with slave plate 12 inboard locking devices 16.

The pressure that user's finger is applied on the button 14 can cause that the elastic reaction of cylindrical member 30 antagonistic springs 46 moves with respect to matrix 18, and cause that the end 38 of member 30 contacts with microswitch 39, thereby connect the circuit that is used to discharge lock cell, thereby but open plate 12.

Claims

1. be particularly useful for the releasing device of motor vehicle door, it is characterized in that, described releasing device comprises matrix (18), described matrix (18) is used for being applied on the external surface of described door (12) and has axial annex (22), described axial annex (22) can insert in the corresponding opening (20) of described door (12), described axial annex (22) comprises tubular portion (24), described tubular portion (24) is provided with have the hole diapire (26) of (28), described hole (28) is used for being cooperated slidably from the axially projecting cylindrical member of button (14) (30), described button (14) is suitable for being associated with described matrix (18) and having the possibility that relatively moves, described tubular portion (24) is provided with and is suitable for allowing the removably coupling arrangement (34) of floatless switch unit (36), and described switch element can be operated owing to the moving axially of free end (38) of the described cylindrical member (30) of described button (14).

2. device as claimed in claim 1 is characterized in that, because described switch element (36) inserts described tubular portion (24) vertically, described linkage (34) makes described switch element (36) can be connected to described matrix (18).

3. device as claimed in claim 2 is characterized in that, described linkage (34) is suitable for allowing the card of described switch element (36) to join connection.

4. device as claimed in claim 3, it is characterized in that, described linkage comprises a plurality of toothings (34), described toothing (34) is outstanding with the opposite part of described matrix (18) with respect to described plate (12) from the sidewall (32) of described tubular portion (24), described switch element (36) has a series of respective seat portions (40) that are used for by described tooth (34) cooperation, and each marginal portion by elastically deformable (42) in the described seat portion (40) surrounds.

5. as each described device in the claim 1 to 4, it is characterized in that described button (14) is setovered towards removing direction with respect to described matrix (18).

6. device as claimed in claim 5 is characterized in that, thrust spring (46) is plugged between the shoulder (44) adjacent with described cylindrical member (30) of the bottom (26) of described tubular portion (24) and described button (14).

7. as each described device in the claim 1 to 6, it is characterized in that, form circular groove (48) in described free end (38) part near the described cylindrical member (30) of described button (14), join ring (50) so that insert card, described card is joined ring (50) will lock described button (14) endwisely slipping with respect to described diapire (26) of described tubular portion (24).

8. as each described device in the claim 1 to 7, it is characterized in that, described button (14) comprises plate portion (13), described plate portion (13) is related slidably with described matrix (18) by a series of pins (52), described pin (52) gives prominence to and cooperates the corresponding aperture (54) of described matrix (18) from described plate portion (13), each pin (52) comprises the forked head (56) of elastically deformable, described head (56) is provided with stop tooth (58) and has diameter greater than respective aperture (54), thereby the insertion of described pin (52) in the described hole (54) of described matrix (18) prevents that described button (14) from removing with respect to described matrix (18).

9. as each described device in the claim 1 to 8, it is characterized in that, a plurality of screws (60) are associated with described matrix (18) so that described matrix (18) can be fixed to described door (12), each screw (60) has non-circular head (62), and described head (62) is suitable for cooperating the respective seat portion (64) that is formed in the described matrix (18).

10. device as claimed in claim 9, it is characterized in that, each screw (60) cooperates the through hole (66) of described matrix (18), the edge of described through hole (66) has a series of deformable basically radial structures (68), described radial structure (68) is suitable for interfering in the bar portion that described screw (60) inserts under the state in the described respective aperture (66) with described screw (60), thereby comes the described respective screws of axial restraint (60) by frictional force.

11. device as claimed in claim 9, it is characterized in that, at least one eccentric structure (70) from described matrix (18) be used for extend out towards the surface of the external surface of described door (12), described eccentric structure (70) is suitable for cooperating the respective seat portion in the described plate (12).

12., it is characterized in that the lid member (15) of shaping is applied to the external surface of described button (14) as each described device in the claim 1 to 11, described lid member is suitable for carrying the mark that the described motor vehicle of described device (16) is installed on it.