The utility model content
The utility model proposes in order to solve aforesaid problem; Relate to a kind of vehicular seats steel wire suspension assembly; Save the frame steel wire that in the past vertically disposed; And make and interconnect between the tension steel wire of landscape configuration and fixing, thereby the effect of practicing thrift manufacturing expense and manufacturing time when having simplified manufacturing technique.
Preferred embodiment according to the utility model; Relate to the vehicular seats steel wire suspension assembly that is arranged on the seat in-to-in seat back frame; It comprises; Horizontally set and two ends are respectively by at least one supporting steel wire of the supported on both sides of seat back frame on seat back frame, and the upside of supporting steel wire or downside is spaced apart and two ends to vertical bending and be wrapped at least one tension steel wire of supporting steel wire one side.
At this moment, may further include, connect the supporting steel wire and the tension steel wire that adjoin each other, perhaps connect at least one jockey between the tension steel wire.
And jockey preferably comprises tabular main body, at the two ends up and down of main body respectively the bending part of bending to the inside, in the terminal stopper section that forms of bending part.
Moreover the diameter of preferred supporting steel wire is more than or equal to the diameter of tension steel wire.
Also have, the tension steel wire that is configured in the both sides up and down of supporting steel wire can form as one.
Above-mentioned vehicular seats steel wire suspension assembly; Can manufacture, at least one supporting steel wire of horizontally set on seat back frame, and at upside or at least one tension steel wire of downside horizontally set of supporting steel wire; And with the two ends of tension steel wire to vertical bending and be fastened in a side of supporting steel wire; At this moment, supporting steel wire that adjoins each other and tension steel wire perhaps use at least one jockey to connect between the tension steel wire.
The vehicular seats steel wire suspension assembly that a preferred embodiment of the utility model relates to; Saved and vertically be arranged on the frame steel wire that is used for fixing tension steel wire on the seat back frame in the past; Thereby can practice thrift manufacturing expense and manufacturing time; And the two ends of tension steel wire are to vertical bending and be fastened in a side of supporting steel wire or tension steel wire, thus the impact that can when the fore-and-aft direction rotation predetermined angular of backrest absorbs vehicle ', produce through tension steel wire.
The specific embodiment
Below, with reference to the related vehicular seats steel wire suspension assembly of the preferred embodiment of description of drawings the utility model.At this, in the accompanying drawing size of the thickness of graphic line or inscape etc. be for definition and the comfort feature explained might be by the exaggeration expression.
And, after the term stated be to have considered the function in the utility model and the term that defines, might change according to user, operator's intention or convention.Therefore, the definition of relevant these terms should serve as that decide on the basis with the full content of this specification sheets.
Also have; Following embodiment also is not used in the protection domain that limits the utility model; Just be used to represent the example of inscape of the claim record of the utility model; And comprise technological category that the specification sheets full content that belongs to the utility model relates to and embodiment that can impartial replacement inscape in the inscape of claim, all belong to the protection domain of the utility model.
Fig. 1 is the front view of the vehicular seats steel wire suspension assembly that relates to of an embodiment of the utility model; Fig. 2 is the block diagram of the jockey that relates to of an embodiment of the utility model, and Fig. 3 is the running condition figure of the vehicular seats steel wire suspension assembly that relates to of an embodiment of the utility model.As shown in figures 1 and 3; The vehicular seats steel wire suspension assembly 10 that one embodiment of the utility model relates to is set on seat (not shown) the in-to-in seat back frame 1, and its formation comprises: horizontally set and two ends are respectively by at least one supporting steel wire 20 of the supported on both sides of seat back frame 1 on seat back frame 1; With the upside of supporting steel wire 20 or downside is spaced apart and two ends to vertical bending and be wrapped at least one tension steel wires 30 of supporting steel wire 20 1 sides, thereby but resilient mounting passenger's back.
At this; Supporting steel wire 20 is with across seat back frame 1 and to the state setting of the horizontal expansion of seat back frame 1; The predetermined distance that vertically separates at seat back frame 1 disposes a plurality of; And on the two ends of supporting steel wire 20, be formed with hook-shaped hook portion 22, buckle the portion that buckles (not shown) on the both sides of seat back frame 1 and be fixed.
And, at the upside or the downside of supporting steel wire 20, being provided with at least one tension steel wire 30, and dispose a plurality of at the predetermined distance that vertically separates of seat back frame 1 across seat back frame 1 and to the state of the horizontal expansion of seat back frame 1.
Shown in Fig. 1, dispose supporting steel wire 20 topmost,, dispose supporting steel wire 20 again in the lower end of two tension steel wires 30 then, dispose the state of tension steel wire 30 in the lower end of this supporting steel wire 20 again at two tension steel wires 30 of its lower end configuration.The quantity and the configuration status of these supporting steel wires 20 and tension steel wire 30 under consideration shock absorbing capability and the situation of manufacturing expense and time, can suitably be selected as required.
For example, respectively in abutting connection with being configured in the tension steel wire 30 of the both sides up and down of supporting steel wire 20, can each be made up of a tension steel wire 30 at upside and downside, also can be by a tension steel wire 30 from the upside of supporting steel wire 20 state configuration to the downside extension.
At this moment, the two ends of tension steel wire 30 are twined to vertical bending and with a side of the supporting steel wire of adjacency 20 or other tension steel wire 30 and are fixed.Therefore, do not need to make separately the frame steel wire that is used for fixing tension steel wire 30 two ends as in the past.
And, be the center with the position that is fastened, tension steel wire 30 with respect to supporting steel wire 20 at the rotatable predetermined angular of the fore-and-aft direction of seat back frame 1, thereby can fully absorb in the vehicle ' impact that produces and be delivered to seat, to the passenger comfortable sense by bus is provided.
At this moment, owing to be fixed on the load that supporting steel wire 20 on the seat back frame 1 needs support passengers back on the whole to apply, therefore consider rigidity, the diameter of preferred supporting steel wire 20 is coarser than the diameter of tension steel wire 30.
And as shown in Figure 1, supporting steel wire 20 and tension steel wire 30 preferably possess the curve 21,31 of at least one trapezoidal shape.Through stretching of this curve 21,31, supporting steel wire 20 can be respectively to length direction generation elastic deformation with tension steel wire 30.
In addition; In order to prevent displacement or permanent deformation to take place owing to load causes the tension steel wire 30 and the configuring shapes of supporting steel wire 20; Need to connect between the tension steel wire 30 or tension steel wire 30 and supporting steel wire 20 between with the integral rigidity of reinforcement steel wire suspension assembly 10; For this reason, use jockey 40.
Promptly; Utilize between the tension steel wire 30 of jockey 40 with adjacency; Perhaps tension steel wire 30 vertically is connected with supporting steel wire 20, and is at this moment, as shown in Figure 2; Jockey 40 is formed by metal or synthetic resin material, and comprise the length plate-like body 41 longer than width, the bending part 42 of bending to the inside and the stopper section 43 that is formed on the end of bending part 42 respectively at the two ends up and down of main body 41.The outside face of tension steel wire 30 or supporting steel wire 20 buckles on the stopper section 43 of jockey 40, and to the both sides up and down of jockey 40 elastic displacement takes place respectively.
And the width of jockey 40 and length equidimension can considered spacing or spacing between tension steel wire 30 and the supporting steel wire 20 and the load that applies that needs between the bonded assembly tension steel wire 30, suitably select as required.
At this moment; The a plurality of supporting steel wires 20 that separate configuration in the vertical and the pars intermedia of tension steel wire 30 interconnect through the connection pipe 50 by the synthetic resin material of ejection formation manufacturing; Therefore, preferred jockey 40 is separately positioned on the both sides to the tension steel wire 30 of vertical bending.
The lower end of the vehicular seats steel wire suspension assembly 10 that relates at an embodiment of the utility model disposes fixedly steel wire 60, this fixedly steel wire 60 through jockey 40 and supporting steel wire 20 perhaps tension steel wire 30 be connected.
At this, fixedly steel wire 60 comprises: lower end fixed part 61, intermediate portion be with trapezoidal shape bending rearward, and be fixed on the bottom of seat back frame 1 through stationary fixture 2; Two ends fixed part 62, it has the U-shaped shape, also pass through the harness anchor clamps 3 of metal or synthetic resin material and combine with the both sides of lower end fixed part 61 in the both sides of extension to the upside bending, and two ends is fixed on the both sides of seat back frame 1; Tension portion 63, it disposes across the both sides of two ends fixed part 62, and is formed with at least one curve 63a at length direction, and two ends combine with the both sides of two ends fixed part 62 through harness anchor clamps 3.
At this moment; Bending downwards again after the both-side ends portion of two ends fixed part 62 extends laterally; Form the joint portion 62a of
shape respectively, this joint portion 62a buckles on the support (not shown) of the hook-shaped of the both sides of seat back frame 1 and is fixed.For anti-attrition and noise, preferably on the 62a of joint portion, put the outer cover of rubber or synthetic resin material.
And, for easy to make, when making two ends fixed part 62, preferably make respectively each one of left and right sides totally two parts (piece) through harness anchor clamps 3 side is combined afterwards, thereby constitute a two ends fixed part 62.The position that combines preferably forms trapezoidal shape to the upside bending.
In addition; Though captive joint is carried out to vertical bending and the side that is wrapped in supporting steel wire 20 in the two ends of having put down in writing tension steel wire 30 in the foregoing description; But the two ends of tension steel wire 30 also can be fixedly connected at a side of supporting steel wire 20 through independent jig (not shown).
The assembling of the vehicular seats steel wire suspension assembly 10 that one embodiment of the utility model relates to and action are as follows.
The supporting steel wire 20 that at both ends respectively is formed with hook-shaped hook portion 22 is spaced from each other, disposes abreast a plurality of on above-below direction; And a plurality of tension steel wires 30 of configuration between supporting steel wire 20, and with the two ends of tension steel wire 30 to the supporting steel wire 20 direction bendings of adjacency and be wrapped in the both sides of supporting steel wire 20 respectively and fix.
At this moment; Supporting steel wire 20 and tension steel wire 30 are formed with the curve 21,31 of a plurality of trapezoidal shapes on its length direction; And that the pars intermedia on the length direction of supporting steel wire 20 and tension steel wire 30 is formed with is that ejection formation forms, by synthetic resin made and the connection pipe 50 that extends along the vertical direction, thereby can keep the perhaps spacing between the tension steel wire 30 of supporting steel wire 20 and tension steel wire 30.
And, on the both sides of supporting steel wire 20 and the length direction of tension steel wire 30, be combined with jockey 40, to connect between the supporting steel wire 20 and tension steel wire 30 or tension steel wire 30 that adjoins each other on the above-below direction.
The lower end of the vehicular seats steel wire suspension assembly 10 that relates at an embodiment of the utility model is spaced apart and is fixed on the fixedly steel wire 60 on the seat back frame 1 through stationary fixture 2, its through jockey 40 and supporting steel wire 20 perhaps tension steel wire 30 be connected.
When being provided with; Fixedly the two ends of steel wire 60 buckle on the support of seat back frame 1 both sides and are fixed; And; Fixedly the lower end of steel wire 60 is fixed on the bottom of seat back frame 1 through stationary fixture 2, and the hook portion 22 that is arranged on the two ends of supporting steel wire 20 combines with the portion of buckling on the both sides that are arranged on seat back frame 1.
Therefore; According to the vehicular seats steel wire suspension assembly 10 that the embodiment of the utility model relates to, fixedly tension steel wire 30 does not need to prepare separately the frame steel wire as in the past, and; When being applied in load; Tension steel wire 30 is the flexible elastic deformation that causes through curve 31 not only, also rotates predetermined angular with respect to supporting steel wire 20 at the fore-and-aft direction of seat back frame 1 because its two ends are wrapped on the supporting steel wire 20, thereby can absorb impact.