CN104627044A - Frame structure for vehicle seat - Google Patents
Frame structure for vehicle seat Download PDFInfo
- Publication number
- CN104627044A CN104627044A CN201410643062.4A CN201410643062A CN104627044A CN 104627044 A CN104627044 A CN 104627044A CN 201410643062 A CN201410643062 A CN 201410643062A CN 104627044 A CN104627044 A CN 104627044A
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- Prior art keywords
- frame
- seat
- central portion
- framework
- fixed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/68—Seat frames
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention provides a frame structure for a vehicle seat, wherein the torque applied on a rear framework is effectively improved while the weight thereof is prevented from increasing. The structure comprises a seat cushion frame (2) and a seat back frame (12). The seat cushion frame (2) is provided with a rear frame (7), a front frame (8) and a lateral frame (9). One lateral part of the seat back frame (12) is connected with the seat cushion frame (2) through a pivot pin (16). The other lateral part of the seat back frame (12) is connected with the seat cushion frame (2) via a tilt mechanism.
Description
Technical field
The present invention relates to the improvement of the framed structure of seat for vehicle, the framed structure of this seat for vehicle is made up of cushion frame and backrest frame, and wherein, cushion frame possesses: rear frame; Forward frame, it is configured in the front of this rear frame; And the side frame of pair of right and left, they connect between described rear frame and the two ends of forward frame, and backrest frame is linked to the rear portion of this cushion frame and supported seat backrest.
Background technology
The framed structure of this seat for vehicle is known as disclosed in Patent Document 1.
Existing patent documentation
Patent documentation
Patent documentation 1: Japanese Utility Model registers No. 2549114 publication
In the framed structure of seat for vehicle in the past, link between rear frame and the central portion of forward frame via a central portion framework.In such a configuration, when backrest frame to be subject to the load forward from rear in bottom, this load acts axially on central portion framework along central portion framework, therefore, central portion framework can support above-mentioned load effectively by compressing stress, but when backrest frame is subject to load forward in top (position than leaning device more top), larger moment of torsion is had via leaning device to rear frame effect from backrest frame, in order to be strengthened the torsion stiffness of rear frame by a central portion framework, need to make a central portion framework have larger diameter, be difficult to lightweight.
Summary of the invention
The present invention completes in view of the foregoing, its object is to, provide can effectively strengthen the torsion stiffness of rear frame, the framed structure of described seat for vehicle.
For reaching above-mentioned purpose, the framed structure of seat for vehicle is made up of cushion frame and backrest frame, and wherein, described cushion frame possesses: rear frame; Forward frame, it is configured in the front of this rear frame; And the side frame of pair of right and left, they connect between these rear frame and two ends of forward frame, described cushion frame supporting seat cushion, backrest frame is linked to the rear portion of this cushion frame and supported seat backrest, 1st is characterised in that, in the rear portion's framework is fixedly installed the intermediate intensity parts that described backrest frame is supported, these intermediate intensity parts are fixed with the center across described rear frame and the rearward end of a pair central portion framework be arranged above and below, the leading section of these two central portion frameworks is fixed in described forward frame.
And in the present invention, on the basis of the 1st feature, 2nd is characterised in that, the rearward end of the described central portion framework on top is fixed on the front surface of described intermediate intensity parts, and the rearward end of the described central portion framework of bottom is fixed on the lower surface of described intermediate intensity parts.In addition, described fixing can use welding, bolt etc.
And in the present invention, on the basis of the 1st or 2 features, the 3rd is characterised in that, the described central portion framework of bottom is made up of tubing, and to be formed as above-below direction flat and be welded on the lower surface of described intermediate intensity parts in end thereafter.
And in the present invention, on the basis of the 3rd feature, the 4th is characterised in that, it is flat and be welded on the lower surface of described forward frame that the leading section of the described central portion framework of bottom is formed as above-below direction.
And in the present invention, on the basis of the 1st feature, 5th is characterised in that, described side frame is formed as cross section irrigation canals and ditches shape, the rearward end of described side frame is fitted together to and is fixed with trunnion bracket, described trunnion bracket is similarly formed as cross section irrigation canals and ditches shape, and is fixed on described rear frame and supports described pivot.
And in the present invention, in described 1st to the 4th feature arbitrary feature basis on, 6th is characterised in that, at least one party in upper and lower central portion framework is provided with the lead frame be configured between these two central portion frameworks, this lead frame maintains lead-in wire, and this lead-in wire extends from by the safety strap bracelet of intermediate intensity parts carry.
According to the 1st feature of the present invention, rear frame is fixedly installed the intermediate intensity parts supported described backrest frame, these intermediate intensity parts are fixed with the center across rear frame and the rearward end of a pair central portion framework be arranged above and below, the leading section of this two central portions framework is fixed in described forward frame, therefore, even if apply larger forward load on the top of back of seat, moment of torsion is made to act on rear frame via leaning device and intermediate intensity parts, this moment of torsion supported by the compressing stress that central portion framework up produces and the drawing stress that produces on the central portion framework of below, rear frame also can have powerful torsion stiffness.And the parts that a pair central portion framework can use diameter smaller, can contribute to lightweight.
According to the 2nd feature of the present invention, the rearward end of the central portion framework on top is fixed on the front surface of intermediate intensity parts, therefore, the fixed part of the central portion framework on intermediate intensity parts and top can fully tolerate residence and state compressing stress, and, the rearward end of the central portion framework of bottom is fixed on the lower surface of intermediate intensity parts, and therefore, the fixed part of the central portion framework of intermediate intensity parts and bottom can tolerate residence and state drawing stress.
According to the 3rd feature of the present invention, the central portion framework of bottom is made up of tubing, and, thereafter to be formed as above-below direction flat and be welded on the lower surface of intermediate intensity parts in end, therefore, not only guarantee that the welding scope of the central portion framework of intermediate intensity parts and below improves more greatly the intensity of weld part, the interval between the rearward end of the central portion framework of below and the floor of car body can also be guaranteed fully.
According to the 4th feature of the present invention, it is flat and be welded on the lower surface of forward frame that the leading section of the central portion framework of bottom is formed as above-below direction, therefore, not only guarantee that forward frame improves more greatly the intensity of weld part with the scope of welding of the central portion framework of below, the interval between the leading section of the central portion framework of below and the floor of car body can also be guaranteed fully.
According to the 5th feature of the present invention, side frame is formed as cross section irrigation canals and ditches shape, the rearward end of side frame is fitted together to and is fixed with trunnion bracket, described trunnion bracket is similarly formed as cross section irrigation canals and ditches shape, and be fixed on rear frame and support pivot, therefore, rear frame is attached on the side frame of high rigidity via the trunnion bracket of high rigidity, can strengthen the strength of connection of rear frame and side frame.
According to the 6th feature of the present invention, at least one party is provided with the lead frame be configured between these two central portion frameworks in upper and lower central portion framework, this lead frame keeps lead-in wire, this lead-in wire extends from by the safety strap bracelet of intermediate intensity parts carry, therefore, it is possible to the idle space between upper and lower central portion framework to be effectively utilized arranging at the lead frame keeping lead-in wire.
Accompanying drawing explanation
Fig. 1 is the block diagram of the automobile rear seat involved by embodiments of the present invention.
Fig. 2 is the frame system block diagram of above-mentioned rear seat.
Fig. 3 is the block diagram observed from the below of cushion frame.
Fig. 4 is the 4-4 line section-drawing of Fig. 3.
Fig. 5 is the main portion block diagram of slide lock device.
Fig. 6 is the block diagram around the relieving rod of slide lock device.
Fig. 7 is the block diagram around way cover.
Fig. 8 is the view (birds-eye view) along the arrow 8 of Fig. 7.
Fig. 9 is the 9-9 line section-drawing of Fig. 8.
Figure 10 is the view (upward view) along the arrow 10 of Fig. 9.
Figure 11 is the block diagram around the locking pawl of way cover.
Figure 12 is the 12-12 line amplification profile of Fig. 1.
Figure 13 is the 13-13 line amplification profile of Fig. 1.
Figure 14 is the amplification profile of the part 12 of Fig. 2.
Figure 15 is the 15-15 line amplification profile of Figure 14.
Figure 16 is the view of the arrow 16 along Fig. 2.
Figure 17 is the block diagram around safety strap bracelet.
Figure 18 illustrates other the figure corresponding with Figure 15 of embodiment of the present invention.
Label declaration
1: seat (rear seat); 2: cushion frame; 3: seat cushion; 4: leaning device; 5: back of seat; 7; Rear frame; 8: forward frame; 9: side frame; 10: trunnion bracket; 12: backrest frame; 13: intermediate intensity parts; 14: the central portion framework of top; 15: the central portion framework of below; 16: pivot; 18: bracelet; 20: lead-in wire; 21: lead frame.
Detailed description of the invention
Below with reference to the accompanying drawings embodiments of the present invention are described.In the following description, all around is what to be provided with the automobile of seat of the present invention be benchmark.
First, in fig. 1 and 2, rear seat 1 as the seat of automobile is made up of the back of seat 5 of cushion frame 2, seat cushion 3 and pair of right and left, wherein, seat cushion 3 has portion of the taking a seat 3a of the pair of right and left be mounted in this cushion frame 2, and the back of seat 5 of pair of right and left is attached at the rear end of cushion frame 2 via leaning device 4.
As shown in Figure 2 to 4, cushion frame 2 possesses: the rear frame 7 of the tubulose extended in left-right direction; The forward frame 8 of the tubulose that diameter is less than the diameter of rear frame 7, described forward frame 8 configures abreast in the front of this rear frame 7 and this rear frame 7; And the side frame 9 of pair of right and left, they are integrated connected to each other for the left and right end portions of these rear frames 7, forward frame 8.The both ends, left and right of rear frame 7 are welded with trunnion bracket 10.Each trunnion bracket 10 is formed as cross section irrigation canals and ditches shape (with reference to Fig. 4), and be embedded in the inner side of the side frame 9 being formed as cross section irrigation canals and ditches shape, with bolt 11 by secured to one another for the bottom of both trunnion bracket 10 and side frame 9, thus, side frame 9 and rear frame 7 link and are integrated.The upper limb of the left and right of side frame 9 is bent to form and has strengthened flange 9a.Like this, rear frame 7 links with the side frame 9 of high rigidity via the trunnion bracket 10 of high rigidity, enhances the strength of connection of rear frame 7 and side frame 9.
Further, the central portion of rear frame 7 is welded with the intermediate intensity parts 13 of box-shaped.These intermediate intensity parts 13 are made up of parts halfbody 13a, 13b of pair of right and left, and open end is fitted together to and weld together by parts halfbody 13a, 13b of this pair of right and left mutually.These intermediate intensity parts 13 are welded with the rear end of the central portion framework 14,15 of upper and lower a pair.Now, the rear end of the central portion framework 14 of top is welded on the front surface of intermediate intensity parts 13 on position by the top, the center than rear frame 7, the rearward end of the central portion framework 15 of below be pressed into flat up and down, and the lower surface of position on the lower, the center being welded on the ratio rear frame 7 of intermediate intensity parts 13.
The leading section of these central portion frameworks 14,15 is pressed into flat up and down, is welded on upper surface and the lower surface of forward frame 8 respectively.
The left and right sides wall of intermediate intensity parts 13 is combined with bolt the tilt stand 24 supported one end of leaning device 4 respectively.The other end of each leaning device 4 is by body side frame 71 (aftermentioned) supporting, and this body side frame 71 is welded on a sidepiece of the backrest frame 12 of each back of seat 5.Further, the trunnion bracket 32 be welded on a sidepiece of backrest frame 12 links via the trunnion bracket 10 of pivot 16 with cushion frame 2 side.
Cushion frame 2 is welded with multiple wire rods 17 of the configuration in reticulation, is supported the base plate of seat cushion 3 by these wire rods 17.
Like this, such as when this car is knocked into the back by front vehicle, when being applied with large load forward by the top of luggage to back of seat 5 of the baggage room at rear portion, this load via leaning device 4 and intermediate intensity parts 13 as torsional interaction to rear frame 7, but due to the central portion framework 14 of a pair up and down that the center clipping rear frame 7 arranges in the vertical direction, the rearward end of 15 is welded on intermediate intensity parts 13, these central portion frameworks 14, the leading section of 15 is welded in the upper and lower surface of forward frame 8, therefore, by intermediate intensity parts 13, central portion framework 14, 15 and forward frame 8 form a truss structure, above-mentioned moment of torsion supported by the drawing stress of the compressing stress that central portion framework 14 up produces and generation on the central portion framework 15 of below, therefore, rear frame 7 has powerful torsion stiffness, effectively can suppress the torsional deflection of rear frame 7.
The intermediate intensity parts 13 i.e. central portion of rear frame 7 is applied with load forward, the bending stiffness of rear frame 7 is enhanced by the compressing stress produced on upper and lower central portion framework 14,15, thereby, it is possible to suppress the flexural deformation of rear frame 7.
And, the rearward end of central portion framework 15 of below is by upper and lower flattening and be welded on the lower surface of the one side or both in the intermediate intensity parts 13 of left and right, therefore, not only guarantee that its scope of welding improves comparatively greatly the intensity of weld part, the interval between the rearward end of the central portion framework 15 of below and the floor of car body can also be guaranteed fully.
And, upper and lower central portion framework 14, the leading section of 15 is welded in the upper and lower surface of forward frame 8 by upper and lower flattening respectively, therefore, guarantee that respective welding scope improves comparatively greatly the intensity of weld part, and the densification that can realize around forward frame 8, can also guarantee the interval between the leading section of the central portion framework 15 of below and the floor of car body fully.
As shown in figure 17, the sidewall of the described intermediate intensity parts 13 of left and right is linked with bracelet 18 respectively by bolt 19, the tongue tray of this bracelet 18 safety harness.The bracelet 18 of left and right is respectively arranged with the sensor (not shown) tongue tray being connected to the situation on these two bracelets 18 and detecting, and the lead-in wire 20 be connected with these sensors extends from the lateral surface of the bracelet 18 of left and right.
Central portion framework 15 in below or above central portion framework 14 on be fixed with lead frame 21, this lead frame 21 is provided with the multiple clips 22 kept described lead-in wire 20.The lead-in wire 20 of left and right, after being kept by clip 22, is tied up into a branch of, is connected with adaptor union 23 in its end.This adaptor union 23 is connected with another adaptor union (not shown), and this another adaptor union is connected with the telltale showing whether tongue tray and be connected to bracelet 18.
Like this, be installed on the central portion framework 15 of below or the central portion framework 14 of top via clip 22 to the lead frame 21 that lead-in wire 20 supports, and, be configured between upper and lower central portion framework 14,15, therefore, it is possible to effectively utilize the idle space between two central portion frameworks 14,15 to carry out the setting of lead frame 21.
Then, in Fig. 2 and Fig. 5, at the lower surface of the side frame 9 of the left and right of described cushion frame 2, the movable rail 25 of the pair of right and left extended along the longitudinal direction is had by bolted, these movable rails 25 are supported in the fixed track 27 of pair of right and left in the mode that can slide, and the floor 26 that the fixed track 27 of described pair of right and left is laid on car body extends along the longitudinal direction.Known sliding locking mechanism 28 is provided with between these movable rail 25 and fixed track 27, rear seat 1 can be optionally locked in multiple front and back adjusted position and be set up by this sliding locking mechanism 28, by axle, each movable rail 25 is supported on to the relieving rod 29 that the lock-out state of these sliding locking mechanisms 28 is removed, and, each relieving rod 29 is connected with locking spring 30, and this locking spring 30 exerts a force to the locking operative orientation of each relieving rod 29 to sliding locking mechanism 28.
Further, the relieving rod 29 of left and right is linked with the two ends of a public relieving rod 31.This relieving rod 31 is a bending pole and is formed, and be made up of the wrist 31a of pair of right and left and bar portion 31b, wherein, the wrist 31a of pair of right and left forwards extends from the relieving rod 29 of left and right, bar portion 31b is integrated connected to each other for the leading section of this two wrist 31a, and this bar portion 31b configures abreast in the leading edge of the bottom of seat cushion 3 and seat cushion 3.This bar portion 31b, corresponding with the midway location of portion of the taking a seat 3a of described left and right central portion is connected with handle 33.This handle 33 is made up of the grip part 33a of U-shaped and the support 33b of pair of right and left, wherein, grip part 33a gives prominence in the mode of the front surface towards seat cushion 3 with the central portion front surface from bar portion 31b, the support 33b of pair of right and left from the two ends, left and right of this grip part 33a respectively to bar portion 31b lateral bend to the left and right outwards side extend, this two support 33b is welded on described bar portion 31b in the scope of its roughly total length.
The grip part 33a of handle 33 enters in the visual field of the passenger on portion of the taking a seat 3a being sitting in left and right, and therefore, the grip part 33a that passenger directly can hold this handle lifts upward, therefore, need not worry to touch movable rail 25, fixed track 27 etc. and handle is made dirty.By the lift of handle 33, relieving rod 31 shakes upward together with described relieving rod 29, relieves the lock-out state of described sliding locking mechanism 28, and therefore, movable rail 25 can slide anteroposterior, and namely rear seat 1 can seesaw.After have adjusted the front and back position of rear seat 1, when release handle 33, by the effect locking spring 30, sliding locking mechanism 28 is worked, thus rear seat 1 is locked on adjusting position.
And, as mentioned above, the support 33b of the left and right of handle 33 is welded on bar portion 31b in the scope of its roughly total length, effectively enhance the rigidity of bar portion 31b, therefore the sliding locking mechanism 28 about being simultaneously reliably delivered to via relieving rod 31 application force of handle 33, can remove their lock-out state.Further, strengthened by the rigidity of relieving rod 31, relieving rod 31 path can be made, its lightweight can be contributed to.
As shown in Figure 12 and Figure 13, be formed with the translot portion 34 of having received forward frame 8 at the lower surface of seat cushion 3, in this transverse slot portion 34, be configured with the bar portion 31b of described relieving rod 31.And, notch part 35 (with reference to Fig. 1 and Figure 12) is formed at the leading section lower surface of the central portion of seat cushion 3, this notch part 35 is in the face of the grip part 33a of described handle 33, at the lower surface of seat cushion 3, pod portion 36 is conjointly formed with, the central portion framework 14 of storage top, this pod portion 36 with this notch part 35.
In the epidermis 39 on the surface of the buffer unit 38 of covering seat cushion 3, be connected with in the lower end of the epidermis 39 of the front end face of covering buffer unit 38 and extend epidermis 40, this prolongation epidermis 40 is crossed described translot portion 34 and rearward extends, and the 1st hook portion 41 be attached on the rear end of this prolongation epidermis 40 is engaging on the wire rod 17 of cushion frame 2.Like this, the bar portion 31b of the relieving rod 31 in translot portion 34 is covered by epidermis 39.
As shown in Figure 6, the central portion of forward frame 8 is welded with the confinement plate 43 immediately rear being positioned at described notch part 35, this confinement plate 43 is welded with and extends below to it and to be configured in the check ring 44 in the grip part 33a of described handle 33.
As shown in figure 12, the front, center place of described prolongation epidermis 40 is provided with the peristome 45 corresponding with described notch part 35, the grip part 33a of handle 33 is forwards exposed by this peristome 45.Be connected with cosmetic sheet 46 at the upper limb of peristome 45, this cosmetic sheet 46 has vertical profile peristome 45 so long, is connected with the short-movie 47 shorter than cosmetic sheet 46 at the pars intermedia of this cosmetic sheet 46.And, the end of cosmetic sheet 46 is attached to sticking belt 48, is attached to the 2nd hook portion 49 at the end of short-movie 47.Further, the 3rd hook portion 50 is attached at the lower edge of peristome 45.
Short-movie 47 rearward extends in the mode of the end face along notch part 35, and the 2nd hook portion 49 is engaging on confinement plate 43, and the 3rd hook portion 50 is engaging on check ring 44.And, after cosmetic sheet 46 is rearward pulled by short-movie 47, extend downwards and after passing through from the top to the bottom in the 33a of grip part, the central portion of coverage limitation ring 44 and bar portion 31b rearward extends on one side, sticking belt 48 engages with the lower surface extending epidermis 40.Like this, define in notch part 35 and hold grip part 33a for passenger and carry out down operation, broad clean and tidy operational space 51.
Like this, the grip part 33a of handle 33 exposes to the operational space 51 in the notch part 35 of the central portion of seat cushion 3, the i.e. midway location of portion of the taking a seat 3a of left and right, any one passenger be sitting on portion of the taking a seat 3a of left and right can see, and, with any one passenger all closely, therefore, any one passenger can hold this grip part 33a at once, reliably carry out the lift operation of relieving rod 31, remove the lock-out state of sliding locking mechanism 28, because the operational space 51 of notch part 35 is large, the correspondingly excellent in operability of handle 33.
And relieving rod 31 is extended epidermis 40 and covers together with the support 33b of handle 33, therefore, avoid relieving rod 31 and the interference of other object of below being accommodated in seat cushion 3, further, when passenger rotates hand below seat cushion 3, bar portion 31b can not be touched and handle is made dirty.
Further, due to the central portion of cosmetic sheet 46 coverage limitation ring 44 and bar portion 31b, therefore, it is possible to keep attractive in appearance, and the hand that can avoid the holding grip part 33a of passenger contacts with the central portion etc. of bar portion 31b, prevents handle from making dirty.
And, the bar portion 31b of relieving rod 31 is configured in the below of forward frame 8 in the translot portion 34 of the storage forward frame 8 of buffer unit 38 lower surface, therefore, the impact of the distortion of the seat cushion 3 caused due to the body weight of passenger can not be subject to, the misoperation of relieving rod 31 can be prevented.And, bar portion 31b along with the down operation of handle 33 in translot portion 34 up-and-down movement, therefore, can not interfere with the prolongation epidermis 40 of unlimited lower surface covering translot portion 34.
Again get back in Fig. 6, described confinement plate 43 is fixed with surface from it to erect and rearward in the cable guide 53 of arc-shaped bend, the external cable 54a of the Bowden cable 54 supported by this cable guide 53 is extended to the baggage room at its rear by the bottom of seat cushion 3 and is supported by backrest frame, extended to the below of cable guide 53 by the leading section of the internal cable 54b of this external cable 54a guiding, be connected with the connection metal accessory 55 of the central portion being attached to described relieving rod 31.Further, the operating unit (not shown) in the face of baggage room is connected with in the rear end of internal cable 54b.When via this operating unit traction internal cable 54b, relieving rod 31 is lifted, and can remove the lock-out state of sliding locking mechanism 28.Like this, even if also can carry out the lift operation of relieving rod 31 in baggage room side, therefore, it is possible to remove the lock-out state of sliding locking mechanism 28, rear seat 1 is forwards moved, have and expand baggage room and the convenient part that uses.
Be configured with a pair guard block 56 protected cable guide 53 in the left and right sides of cable guide 53, these guard blocks 56 form with described confinement plate 43, and are welded in forward frame 8.
Then, in Fig. 7 ~ Figure 11, each side frame 9 of described left and right is provided with the plastic way cover 58 of leading section covering movable rail 25, fixed track 27.In order to it is installed, the leading section of side frame 9 is provided with the breach 59 of forwards opening and the locking hole 60 adjacent with the rear of this breach 59.On the other hand, way cover 58 is made up of cover portion, the inner side 58a of U-shaped, the outside mask portion 58b of U-shaped and public bottom 58c, wherein, inner side cover portion 58a covers to inside and outside two sides from their front end face movable rail 25 and fixed track 27, outside mask portion 58b is configured to separate opposed with gap with the lateral surface of cover portion 58a inside this, public bottom 58c two cover portion 58a, 58b are connected to one, inside two cover portion 58a, 58b opposed faces between be formed with multiple strengthening rib 70.
Cover portion, inner side 58a is provided with top 61, protuberance 62 and locking pawl 63, wherein, top 61 is connected to the leading section upper surface of side frame 9, protuberance 62 swells from this top 61 and engages with described breach 59, locking pawl 63 erects upward from the rearward end of this protuberance 62, and engages with described locking hole 60 from below.
And, the outside of outside mask portion 58b and the rearward end of inner side of U-shaped are integrally formed with fixed arm 64,65 respectively outstanding upward, the fixed arm 64 in outside is fixed on the lateral surface of described side frame 9 with bolt 66 or clip, the fixed arm 65 of inner side is fixed on bolt 67 or clip on the reinforcement flange 9a of the described side frame 9 of side frame 9.The medial surface and lateral surface of each fixed arm 64,65 are formed with the multiple strengthening ribs 68 extended in the vertical direction.
When installing this way cover 58, first, with the rear end of way cover 58 lateral attitude down, the top 61 of inner side being covered portion 58a is placed on above the leading section of side frame 9, the inner side protuberance 62 of cover portion 58a is engaged with the breach 59 of side frame 9, then, when to take described protuberance 62 as fulcrum rotate way cover 58 to horizontal direction, the locking pawl 63 of way cover 58 can be made to engage with the locking hole 60 of side frame 9.Like this, without the need to using the fixed partss such as bolt just the leading section of way cover 58 can be fixed on side frame 9.
Afterwards, when with bolt 66 or clip, the fixed arm 64 in outside being fixed on the lateral surface of side frame 9, time on the reinforcement flange part 9a with bolt 67 or clip the fixed arm 65 of inner side being fixed on side frame 9, just can the rearward end of way cover 58 be fixed on side frame 9, thereby, it is possible to prevent described locking pawl 63 from the disengaging of locking hole 60.
Like this, way cover 58 can be eliably mounted on side frame, and can independently cover the leading section of fixed track 27, movable rail 25 with seesawing of movable rail 25.And, can also the end of the different various guide rails of covered structure, therefore commonality is very high.
Then, in Fig. 2, Figure 14 and Figure 15, the column sections 12a of the tubulose inside the left and right in backrest frame 12 adopts following reinforcement structure.That is, the body side frame 71 of cross section U-shaped is welded on this column sections 12a towards the mode of inner side to make its open surface.Now, column sections 12a to be accommodated in body side frame 71 and to be welded in the rear sidewall of body side frame 71.The bottom of this body side frame 71 extends to the position than column sections 12a more below, and bottom and the described tilt stand 24 of this body side frame 71 support leaning device 4 synergistically.
Further, column sections 12a and body side frame 71 are welded with strengthening part 72.Now, the rear sidewall of strengthening part 72 is welded on the front surface of column sections 12a, and the anterior sidewall of strengthening part 72 welds overlappingly with the front surface of body side frame 71.
Like this, backrest frame 12 is supported in intermediate intensity parts 13 via body side frame 71 and leaning device 4, and, around column sections 12a, formation strengthens structure 73, in this reinforcement structure 73, the section factor of square-section that be made up of body side frame 71 and strengthening part 72, that have long limit is along the longitudinal direction large, thus, enhance the bending stiffness of the fore-and-aft direction of column sections 12a, therefore, the larger fore-and-aft direction load be subject in situation when backrest frame 12, especially the column sections 12a of inner side can withstand vehicle rear-end collision in the wings etc.
In Fig. 2, Figure 14 and Figure 16, in the bottom of body side frame 71, within it side side shaft is supported with the driven relieving rod 74 of leaning device 4, and when shaking this driven relieving rod 74 upward, the lock-out state of leaning device 4 is removed.This driven relieving rod 74 is connected with driving relieving rod 75 via the internal cable 78a of Bowden cable 78, and this driving relieving rod 75 is bearing in the front-surface side of the bar back plate 76 on the top being arranged on backrest frame 12 by axle.
Back plate 79 extends from the bottom of described strengthening part 72 towards driven relieving rod 74, is formed with the external supporting point 79a supported the bottom of the external cable 78b of Bowden cable 78 in the lower end of this back plate 79.Further, the bottom sidewall of strengthening part 72 is formed with the guiding groove 80 that the pars intermedia of external cable 78b is guided.Like this, described strengthening part 72 is not only strengthened described column sections 12a, can also play the effect of supporting and guiding Bowden cable 78.
As shown in Fig. 2 and Figure 16, on the beam portion 12c that the top of described bar back plate 76 and sidepiece are welded on the backrest frame 12 respectively and right lateral column sections 12b in a left side.The column sections 12a, 12b of the left and right of backrest frame 12 are welded with multiple wire rod 81, described column sections 12a, 12b link up and support the buffer unit 38 of back of seat 5 by the plurality of wire rod 81, and the back side of above-mentioned bar back plate 76 is welded on the wire rod 81 of the topmost in wire rod 81.Now, the wire rod 81 of topmost is formed with crank portion 81a, this crank portion 81a tilts and is connected to the back side of bar back plate 76, and this crank portion 81a is welded on the back side of bar back plate 76.
Like this, even if there is deviation in the gap between the usual peripheral face being welded on the wire rod 81 of the back side on backrest frame 12 and topmost of bar back plate 76, time on the column sections 12a wire rod 81 of topmost being welded to left and right, under the state that the column sections 12a at the both ends with left and right that make this wire rod 81 abuts, crank portion 81a is made suitably to rotate together with the wire rod 81 of topmost and abut with the back side of bar back plate 76, under this abutting state, the both ends of this wire rod 81 are welded on the column sections 12a of left and right, and, crank portion 81a is welded on the back side of bar back plate 76, thus, not by the impact of the deviation in described gap, bar back plate 76 can be welded with the wire rod 81 of topmost.Like this, three positions of bar back plate 76 are welded on the wire rod 81 of backrest frame 12 and topmost, can improve its support stiffness.
Be supported on the driving relieving rod 75 of bar back plate 76 by axle, except being connected with the upper end of the internal cable 78a of described Bowden cable 78, being also connected with retracing spring 82 and removing operating unit 83, this releasing operating unit 83 is given prominence to from the upper surface of back of seat 5.
Like this, when the application force overcoming retracing spring 82 draws this releasing operating unit 83, via driving relieving rod 75, internal cable 78a, described driven relieving rod 74 is shaken upward, the lock-out state of leaning device 4 can be removed, make back of seat 5 banking motion.Further, when discharging releasing operating unit 83, leaning device 4 becomes lock-out state, thus back of seat 5 can be fixed on desired angle.
Then, other the embodiment of the present invention shown in Figure 18 is described.
In other embodiment, the strengthening part 72 ' linked between described column sections 12a and body side frame 71 is formed as cross section L-shaped.Now, in the same manner as aforementioned embodiments, the anterior sidewall of strengthening part 72 ' and the front surface of body side frame 71 weld overlappingly, but end is welded on the side of column sections 12a thereafter.
According to other embodiment, constitute the reinforcement structure 73 that section factor is large, thus, enhance the bending stiffness of the fore-and-aft direction of column sections 12a, and, can lightweight be realized by using the strengthening part 72 ' in L-shaped cross section.
The invention is not restricted to above-mentioned embodiment, can various design modification be carried out in the scope not departing from its purport.Such as, the front seat of a people can also be applied the present invention to.Further, can epidermis 39 be formed with same material and extend epidermis 40.Further, the mounting structure of way cover 58 also can be applied to the situation being covered fixed track 27, the movably rearward end of rail 25 by way cover.
Claims (6)
1. the framed structure of a seat for vehicle, the framed structure of described seat for vehicle is made up of cushion frame (2) and backrest frame (12), wherein, described cushion frame (2) possesses: rear frame (7); Forward frame (8), it is configured in the front of this rear frame (7); And the side frame of pair of right and left (9), between the two ends that they connect these rear frames (7) and forward frame (8), described cushion frame (2) supporting seat cushion (3), backrest frame (12) is linked to the rear portion of this cushion frame (2) and supported seat backrest (5), it is characterized in that
In the rear portion's framework (7) is fixedly installed the intermediate intensity parts (13) that described backrest frame (12) is supported, these intermediate intensity parts (13) are fixed with the center across described rear frame (7) and the rearward end of a pair central portion framework (14,15) be arranged above and below, the leading section of these two central portion frameworks (14,15) is fixed in described forward frame (8).
2. the framed structure of seat for vehicle according to claim 1, is characterized in that,
The rearward end of the described central portion framework (14) on top is fixed on the front surface of described intermediate intensity parts (13), and the rearward end of the described central portion framework (15) of bottom is fixed on the lower surface of described intermediate intensity parts (13).
3. the framed structure of seat for vehicle according to claim 1 and 2, is characterized in that,
The described central portion framework (15) of bottom is made up of tubing, and to be formed as above-below direction flat and be welded on the lower surface of described intermediate intensity parts (13) in end thereafter.
4. the framed structure of seat for vehicle according to claim 3, is characterized in that,
It is flat and be welded on the lower surface of described forward frame that the leading section of the described central portion framework (15) of bottom is formed as above-below direction.
5. the framed structure of seat for vehicle according to claim 1, is characterized in that,
Described side frame (9) is formed as cross section irrigation canals and ditches shape, the rearward end of described side frame (9) is fitted together to and is fixed with trunnion bracket (10), described trunnion bracket (10) is similarly formed as cross section irrigation canals and ditches shape, and is fixed on described rear frame (7) and supports described pivot (16).
6. the framed structure of seat for vehicle according to claim 1 and 2, is characterized in that,
At least one party in upper and lower described central portion framework (14,15) is provided with the lead frame (21) be configured between these two central portion frameworks (14,15), this lead frame (21) maintains lead-in wire (20), and this lead-in wire (20) extends from the safety strap bracelet (18) supported by described intermediate intensity parts (13).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013232550A JP6219683B2 (en) | 2013-11-08 | 2013-11-08 | Vehicle seat frame structure |
| JP2013-232550 | 2013-11-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104627044A true CN104627044A (en) | 2015-05-20 |
| CN104627044B CN104627044B (en) | 2017-04-12 |
Family
ID=53196241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410643062.4A Active CN104627044B (en) | 2013-11-08 | 2014-11-07 | Frame structure for vehicle seat |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6219683B2 (en) |
| CN (1) | CN104627044B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109153341A (en) * | 2016-05-24 | 2019-01-04 | 德鱼塔工业股份有限公司 | The frame structure of seat for vehicle |
| CN112977292A (en) * | 2019-12-02 | 2021-06-18 | 现代自动车株式会社 | Holographic switch system for a seat of a vehicle |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153321A (en) * | 2016-07-18 | 2016-11-23 | 台州市感恩汽车用品有限公司 | A kind of test display dual-purpose chair |
| JP6634120B2 (en) * | 2018-06-28 | 2020-01-22 | テイ・エス テック株式会社 | Reinforcement structure of seat cushion frame |
| JP7239802B2 (en) | 2018-06-28 | 2023-03-15 | テイ・エス テック株式会社 | Seat cushion frame structure |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0197167B1 (en) * | 1985-04-04 | 1988-10-26 | Ignaz Vogel GmbH & Co KG, Fahrzeugsitze | Double passenger seat |
| JP2549114Y2 (en) * | 1991-11-29 | 1997-09-30 | 株式会社タチエス | Bench-type automotive seat frame structure |
| JPH0546350U (en) * | 1991-11-29 | 1993-06-22 | 株式会社タチエス | Bench seat seat cushion frame structure |
| JP2778401B2 (en) * | 1993-02-24 | 1998-07-23 | 池田物産株式会社 | Seat with seat belt |
| US6123388A (en) * | 1998-10-30 | 2000-09-26 | Indiana Mills & Manufacturing, Inc. | Restraint system for a school bus seat |
| JP4005821B2 (en) * | 2002-02-28 | 2007-11-14 | デルタ工業株式会社 | Center hinge structure for vehicle rear seats |
| US7360832B2 (en) * | 2006-01-12 | 2008-04-22 | Tachi-S Co. Ltd. | Impact absorption structure of vehicle seat |
| JP5508064B2 (en) * | 2010-03-03 | 2014-05-28 | テイ・エス テック株式会社 | Seat back frame |
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2013
- 2013-11-08 JP JP2013232550A patent/JP6219683B2/en active Active
-
2014
- 2014-11-07 CN CN201410643062.4A patent/CN104627044B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109153341A (en) * | 2016-05-24 | 2019-01-04 | 德鱼塔工业股份有限公司 | The frame structure of seat for vehicle |
| CN112977292A (en) * | 2019-12-02 | 2021-06-18 | 现代自动车株式会社 | Holographic switch system for a seat of a vehicle |
| CN112977292B (en) * | 2019-12-02 | 2023-11-17 | 现代自动车株式会社 | Holographic switch system for a seat of a vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104627044B (en) | 2017-04-12 |
| JP2015093526A (en) | 2015-05-18 |
| JP6219683B2 (en) | 2017-10-25 |
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