CN100457503C

CN100457503C - Cushion spring up type seat for automobile

Info

Publication number: CN100457503C
Application number: CNB2004100881265A
Authority: CN
Inventors: 金田卓治; 粥见哲也; 石川哲也
Original assignee: Honda Motor Co Ltd; TS Tech Co Ltd
Current assignee: Honda Motor Co Ltd; TS Tech Co Ltd
Priority date: 2003-10-16
Filing date: 2004-10-14
Publication date: 2009-02-04
Anticipated expiration: 2024-10-14
Also published as: JP3965652B2; JP2005118326A; CN1607121A

Abstract

To impart a click feeling accompanying the movement of a seat cushion by an operator and to provide a high grade feeling in terms of a mechanism by feeling the movement of the seat cushion by a response. This seat for an automobile comprises: a round bar pin 60 abutted and fixed to a shaft upper part side in parallel with the horizontal shaft part 5a of a connecting rod 5; a bracket plate 61 for rotatably supporting the periphery of a lower shaft excluding the round bar pin 60; and a stopper plate 62 provided with recessed parts 62c-62e to which the round bar pin 60 enters in a prescribed area in a longitudinal direction for supporting the round bar pin 60 so as to be in slidable contact to a starting end and a terminating end. The connecting rod 5 including the round bar pin 60 is mounted on the bottom part of a cushion frame 7 by a bearing from the bracket plate 61 and the stopper plate 62 and the seat cushion 1 is equipped so as to be sprung up from an under frame 8 by the connecting rod 5.

Description

Cushion spring up type seat for automobile

Technical field

The present invention relates to a kind of seat cushion that makes takeoffs and can be with the automotive sheet of seat foldable integral.

Background technology

As automotive sheet, provide a kind of seat cushion 1 rear portion side that makes as illustrated in fig. 7 to takeoff, and will rest the head on and 2 fall posture before keeping towards the top, make backrest 3 accumbency on the end of seat cushion 1 cover 4 before and folding seat.

The structure of this automotive sheet in the past is, by being set between seat cushion 1 and the underframe 8, connecting the pipe link 5 of seat cushion 1 and underframe 8, makes seat cushion 1 cover 4 the end of from and takeoffs.This pipe link 5 passes through the duct member axis bending, forms 5a of transverse axis portion with central authorities and the roughly U word shape that bends the two axial region 5b that also extend in parallel to each other from the approximate right angle ground, both ends of this central 5a of transverse axis portion.But with the central transverse axis 5a of the portion free rotaring ground supporting of pipe link 5 under the state on the bearing parts 6 ' of Ω shape roughly, by bearing parts 6 ' bearing installation on the bottom width direction of seat frame 7, by with two axial region 5b bearing hinge joints of pipe link 5 on the carriage 9 that the toe lateral from underframe 8 erects, thereby pipe link 5 can be accommodated between the seat cushion 1 and the end cover 4 with falling.

As mentioned above, in this automotive sheet in the past, but the 5a of the transverse axis portion free rotaring ground supporting of pipe link 5 on the bearing parts 6 ' of Ω shape roughly, the 5a of transverse axis portion that makes pipe link 5 by this bearing parts 6 ' is installed with respect to the bottom of seat frame 7.In this structure of in the past automotive sheet, pipe link 5 only is being supported pivotally by bearing parts 6 ', and the seat cushion 1 that is possessed is only as the part that takeoffs from underframe 8.Therefore, the people with this seat cushion 1 when predetermined posture moves, the reaction that complete imperceptible seat cushion 1 moves to predetermined gesture for this person.

Summary of the invention

The technical task that the present invention will solve is, even will be by people's seat takeoff the uneasiness sense that also causes without any sensation and not high-grade elimination the in the mechanism.

Principal character of the present invention is, has to parallel with the transverse axis portion of the central authorities of pipe link and near the fixing dowel pin of the axle upper side of this transverse axis portion; The carrier frame plate that the axle that can turn round the transverse axis subordinate side of the central authorities that support the pipe link except that dowel pin is; And, the presumptive area of length direction be provided with recess that dowel pin enters and from top that dowel pin moves to terminal can moving contact twelve Earthly Branches support dowel pin check plate; The pipe link that will comprise dowel pin, and is arranged to seat cushion can takeoff from underframe by pipe link in the bottom of seat frame from carrier frame plate and check plate bearing installation.

In the automotive sheet of the cushion spring up type that the present invention relates to, because the presumptive area at length direction is provided with the recess that dowel pin enters, and have the top that runs through dowel pin, the check plate that terminal ground slidably supports contiguously, therefore can be accompanied by the operator and move seat cushion and apply sense of clicking, therefore can perceive the feeling of high class that has in relieved sense and the mechanism that moves of this seat cushion with hand by sensation.

Another feature of the present invention is provided with two check plate for the recess that dowel pin is entered is provided with one, the end side that moves at dowel pin side by side at the top that dowel pin moves.Thus, the user is with the seat cushion mounting on underframe the time, perceive reaction by sense of clicking with seat cushion when anterior side direction is lifted and when seat cushion being takeoff place.

Another feature of the present invention is to have the good resinous sleeve pipe of sliding between the curve of the transverse axis portion of the central authorities of pipe link and carrier frame plate.Thus, can make that seat cushion is stable to be moved, and can prevent the generation of noise etc.

Description of drawings

Fig. 1 is the instruction diagram that the main portion of the bearing parts that comprises cushion spring up type seat for automobile of the present invention is shown.

Fig. 2 is for mainly illustrating the instruction diagram of the bearing parts of Fig. 1.

Fig. 3 is the lateral plan that the posture of taking a seat of the cushion spring up type seat for automobile that the present invention relates to is shown.

Fig. 4 is takeoff a lateral plan in the way of seat cushion that Fig. 3 is shown.

Fig. 5 illustrates the takeoff action specification figure of corresponding bearing parts in the way of seat cushion with Fig. 4.

Fig. 6 illustrates takeoff the fully instruction diagram of the pairing bearing parts of state action of seat cushion.

Fig. 7 is the lateral plan that illustrates under the cushion spring up type seat for automobile folded state that general example relates to.

The specific embodiment

When Fig. 1 will takeoff for mainly seat cushion 1 being shown, be installed in the instruction diagram of the pipe link 5 between the underframe 8.In this structure, be provided with as characteristic and be used for the bearing structure 6 of bearing installation on the bottom width direction of seat frame 7 pivotally the 5a of transverse axis portion of pipe link 5.Pipe link 5 passes through the duct member axis bending, and forms 5a of transverse axis portion with central authorities and the roughly U word shape that bends the two axial region 5b (only illustrating the one-sided of two axial region 5b Fig. 1) that also extend concurrently mutually from the approximate right angle ground, both ends of this central 5a of transverse axis portion.The 5a of transverse axis portion of pipe link 5 is installed in by bearing structure 6 on the bottom width direction of seat cushion 1 as mentioned above, and two axial region 5b bearing hinge joints of pipe link 5 are on the carrier frame plate 9 that the front from underframe 8 erects.

Bearing structure 6 as shown in Figure 2, have: parallel with the 5a of transverse axis portion of pipe link 5, near the fixing dowel pin 60 of the axle upper side of the 5a of transverse axis portion, support the carrier frame plate 61 of the axle system of the 5a of the transverse axis portion below except that dowel pin 60 pivotally, and the revolution of from top to the terminal, slidably supporting, follow pipe link 5 contiguously as described later and move to the check plate 62 of the dowel pin 60 of terminal from top.

Carrier frame plate 61 have income pipe link 5 the 5a of transverse axis portion roughly U word shape curve 61a and the two sides of curve 61a are cut out tab 61b, the 61c of breach and bending to the inside, it is formed by

metal plate.Tab

61b, 61c are for leaning on the periphery position of top to be provided with highlightedly towards the central axis than transverse axis 5a.

Check plate 62 has the 62a of rise portion, the 62b of the roughly U word shape of the top that marks off dowel pin 60 and terminal location, and it forms by spring is dull and stereotyped.The base portion of the 62a of rise portion, the 62b of this check plate 62 is provided with circular-arc recess 62c, the 62d that dowel pin 60 enters.In addition, in end side, the front of recess 62d is provided with adjacent another recess 62e.

In bearing structure 6, be assembled with the resin with good sliding, the sleeve pipe of for example making (カラ one) 63 by nylon.This sleeve pipe 63 is pressed into by

tab

61b, 61c by carrier frame plate 61 and is mounted between the curve 61a of the 5a of transverse axis portion of pipe link 5 and carrier frame plate 61.

Carrier frame plate 61 and check plate 62, overlapping and near seat frame 7 and make pad 64 by the both ends that make them near the inboard of seat frame 7 and fastening fixing by

bolt

65a, 65b, thus be installed on the bottom faces of seat frame 7.In addition, bearing structure 6 is equipped with a plurality of on the length direction of the 5a of transverse axis portion.

In the automotive sheet of the cushion spring up type of the bearing structure 6 with structure like this, common taking a seat during posture shown in Figure 3, pipe link 5 falls down backward between seat cushion 1 and end cover 4 and is contained.As illustrated in fig. 2, dowel pin 60 contacts with the 62a of rise portion of the top side that is positioned at check plate 62, enters among the recess 62c in this takes a seat posture.

When this seat cushion 1 takeoffs, as illustrated in fig. 4, seat cushion 1 is lifted from anterior side direction top and stretch out to horizontal direction.In the way of this action, pipe link 5 is fulcrum rising revolution with carriage 9, and as illustrated in fig. 5, dowel pin 60 is deviate from from the recess 62c of check plate 62, then, moves along check plate 62, in entering recess 62e.

When this seat cushion 1 takeoffs fully, pipe link 5 with carriage 9 be fulcrum to oblique the place ahead to revolution, as illustrated in fig. 6, dowel pin 60 is deviate from from the recess 62e of check plate 62, and is contacted with the 62b of rise portion, moving and entering recess 62d.

When seat cushion 1 carries out above-mentioned action, owing to the operator experiences dowel pin 60 sense of clicking that the recess 62c～62e of check plates 62 produces of coming in and going out, therefore can perceive the feeling of high class that has in relieved sense and the mechanism that moves of seat cushion by reaction as spring up type seat for automobile.

Claims

1, a kind of cushion spring up type seat for automobile, has pipe link, this pipe link forms roughly U word shape by circular shaft parts bending shaft, and on the bottom width direction of seat cushion frame pivotally bearing installation have central authorities transverse axis portion, toe lateral bearing hinge joint at underframe two axial regions, can fall to be accommodated between seat cushion and the underframe; And have seat, this seat can lift from anterior side direction top and forwards stretch out, and pipe link is erected from underframe, makes rear portion side can upwards stand and takeoff, it is characterized in that,

Have and parallel with the transverse axis portion of the central authorities of pipe link and near the fixing dowel pin of the axle upper side of this transverse axis portion; The carrier frame plate that the axle that can turn round the transverse axis subordinate side of the central authorities that support the pipe link except that dowel pin is; And, the presumptive area of length direction be provided with recess that dowel pin enters and from top that dowel pin moves to terminal can moving contact twelve Earthly Branches support dowel pin check plate; The pipe link that will comprise dowel pin, and is arranged to seat cushion can takeoff from underframe by pipe link in the bottom of seat frame from carrier frame plate and check plate bearing installation.

2, cushion spring up type seat for automobile as claimed in claim 1 is characterized in that, has check plate, and the recess that this check plate enters dowel pin is provided with one, the terminal that moves at dowel pin and is provided with two side by side at the top that dowel pin moves.

3, cushion spring up type seat for automobile as claimed in claim 1 is characterized in that, the resinous sleeve pipe that be provided with between the curve of the transverse axis portion of the central authorities of pipe link and carrier frame plate, sliding is good.