CN104512289A - Backrest connecting structure - Google Patents
Backrest connecting structure Download PDFInfo
- Publication number
- CN104512289A CN104512289A CN201410503180.5A CN201410503180A CN104512289A CN 104512289 A CN104512289 A CN 104512289A CN 201410503180 A CN201410503180 A CN 201410503180A CN 104512289 A CN104512289 A CN 104512289A
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- Prior art keywords
- backrest
- pin
- vehicle
- wall
- fixed
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Classifications
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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
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/32—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles convertible for other use
- B60N2/36—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles convertible for other use into a loading platform
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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
- B60N2/005—Arrangement or mounting of seats in vehicles, e.g. dismountable auxiliary seats
- B60N2/015—Attaching seats directly to vehicle chassis
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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
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
- B60N2/4207—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats characterised by the direction of the g-forces
- B60N2/4214—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats characterised by the direction of the g-forces longitudinal
- B60N2/4221—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats characterised by the direction of the g-forces longitudinal due to impact coming from the front
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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
- B60N2/682—Joining means
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention aims to provide a backrest connecting structure which can prevent a seat back from opening forward under a forward impact load in a vehicle and is easy to assemble. The backrest connecting structure (100) comprises first and second backrests (102 and 104) which are separated from each other in a width direction of the vehicle, and a center hinge (106) which is attached to a rear floor panel (108) and connected with the two backrests at a junction (110) between the first and the second backrests so as to enable the first and the second backrests to freely rotate. The backrest connecting structure (100) further includes an elongate fastening pin (136) which is fixed to a side wall (140) of the junction of the first seat back, protrudes towards the second backrest in the width direction of the vehicle, is inserted through the hinge into a first wall (144) of the second backrest, and is provided with a locking groove (162); and a locking bracket (138) that is fixed to the second backrest, approaches the pin from a direction perpendicular to the pin, and is clamped with the clamping groove so as to enable a positional relation between the first backrest and the second backrest to be fixed to each other.
Description
Technical field
The present invention relates to backrest connection structure, it comprises adjacent one another are in the vehicle width direction and is connected to two independent backrests each other freely by the hinge through being fixed to rear floor panel.
Background technology
The vehicle of such as self-propelled vehicle etc. can be equipped with the rear floor panel on the floor forming vehicle rear.The back seat comprising cushion and backrest is installed at the upper surface of rear floor panel.Namely, such as adjacent in the vehicle width direction people's backrest and two people's backrests backrest comprises separate two, left and right independently backrest.
Vehicle can have the luggage space being positioned at these two the independently vehicle rear-side of backrest.Such as in order to ensure the volume of luggage space can placing luggage, two independently backrest be connected to each other, thus can be rotated to vehicle front by the hinge being fixed to rear floor panel.
Incidentally, also exist and be placed on the luggage in luggage space and move to vehicle front side because the unexpected deceleration of vehicle waits and to collide the situation of backrest.In this case, backrest receives the impact load applied to vehicle front side.Therefore, the hinge that connection two independent backrests may occur bend and damage, two independently backrest depart from from hinge and situation about opening to front side.
Guarantee the safety of occupant in order to avoid above-mentioned situation, patent documentation 1 describes the structure comprising and be arranged on central hinge between the backrest of left and right and buffer component.Central hinge has lower hinge and a pair upper hinge.
The bottom of lower hinge is fixed to rear floor panel, and lower hinge has the connecting portion being connected to buffer component at an upper portion thereof.Be fixed to the left and right on the top of lower hinge as a pair upper hinge of so-called butterfly hinge by link pin rotationally, and be fixed to left and right backrest by screw etc.One end of buffer component is fixed to the connecting portion of lower hinge, and the other end is fixed to the rear floor panel of the vehicle rear-side being positioned at lower hinge.
In patent documentation 1, if lower hinge is forwards out of shape due to this impact when receiving the load produced due to luggage collision, then the buffer component being connected to the connecting portion of lower hinge deforms, therefore, it is possible to absorb load.
Prior art document
Patent documentation
[patent documentation 1] Japanese Unexamined Patent Publication 10-44843 publication
Summary of the invention
the problem that invention will solve
In patent documentation 1, because butterfly hinge is respectively fixed to left and right backrest, and employ buffer component, so complex structure and number of components increase.Therefore, the technology that patent documentation 1 is recorded has worker ordinal number and increases and the problem damaging assembleability.
In view of the above problems, the object of this invention is to provide a kind of backrest that can prevent to open and the backrest connection structure that can easily assemble to front side when receiving the impact load applied to vehicle front side.
for the scheme of dealing with problems
In order to solve the problem, be according to the feature that the representative of backrest connection structure of the present invention constructs, a kind of backrest connection structure, it comprises: the first backrest and the second backrest, separate and adjacent one another are in the vehicle width direction; And hinge, it is fixed to the rear floor panel on the floor forming car body, and the boundary between described first backrest and described second backrest connects described first backrest and described second backrest, this first backrest and described second backrest are rotated freely, described backrest connection structure also comprises: microscler pin, it is fixed to the side end face in the face of described border of described first backrest, outstanding to described second backrest along vehicle-width direction, and the side end face of described second backrest is inserted by described hinge; Locking groove, it is formed in the peripheral part of described pin; With locking support, it is fixed to described second backrest, and by engaging from the direction perpendicular to described pin close to described pin and with described locking groove, the position relationship between described first backrest and described second backrest is fixed to one another.
Here, when being placed on the unexpected deceleration etc. of the luggage in luggage space due to vehicle and moving to vehicle front side and collide backrest, backrest receives the impact load applied to vehicle front side.Utilize above structure, after the pin being fixed to the first backrest inserts hinge and the second backrest, can make independent of the first backrest and the second backrest locking support from perpendicular to pin direction, such as engage with the pin from vehicle rear-side.
Therefore, when the first backrest and the second backrest receive above-mentioned load, the movement of selling along vehicle-width direction can be limited by locking support, prevents pin to drop from the second backrest.In addition, sell and protect thus not cracky by locking support, also limit the movement of pin along vehicle fore-and-aft direction.Therefore, the first backrest and the second backrest is prevented to depart from from hinge and sustain damage.In addition, the locking support independent of the first backrest and the second backrest engages with the pin from the direction perpendicular to pin.Therefore, when engaging, such as the first backrest and the second backrest do not need to slide in the vehicle width direction.Therefore, even if in the narrow and small place of working space, also can easily installing card fixed rack.
Preferably, described locking support comprises: first area, and it is fixed to the front surface of described second backrest or rear surface and extends along vehicle-width direction; And second area, it bends from described first area or bends and arrives the locking groove of described pin.
Utilize this structure, sell and insert the second backrest from vehicle-width direction, in addition, locking support is also mounted to the second backrest from such as vehicle fore-and-aft direction.Therefore, the situation different with the component for installing card fixed rack with the component for being inserted by pin is compared, utilize above-mentioned structure, just can be conducive to the location when being engaged with locking groove by locking support by the dimensional accuracy only increasing the second backrest, and can assembleability be improved.
Preferably, described locking groove is between described second backrest and described hinge.Utilize this structure, can, from installing card fixed rack above the seat cover of covering second backrest, workability be improved.
Preferably, described locking groove is positioned at than the position of described second backrest closer to described hinge.Here, because pin is by being such as welded and fixed to the first backrest, so pin has larger intensity in the position near the first backrest.Because in above-mentioned structure, locking groove is positioned at the position near hinge, so locking groove is positioned near the first backrest.Therefore, sell the position that there is larger intensity at pin and receive load via locking support.So pin is not easy to deform or breakage.
Preferably, described locking groove is positioned at the inside of described second backrest, and described locking support inserts the inside of described second backrest and engages with described locking groove.Therefore, locking support is inserted the second backrest, to engage with the locking groove being positioned at the second backrest inside.Therefore, it is possible to be configured in by locking support in the seat cover of covering second backrest, make appearance investigation.In addition, because locking support is configured in the inside of the second backrest, so occupant can not touch by such as metal locking support.In addition, even if when the first backrest and the second backrest receive load, because the locking support being positioned at the inside of the second backrest abuts with the back frame etc. of the second backrest, so inhibit the distortion of locking support.
Preferably, described backrest connection structure also comprises back bracket, described back bracket has the first wall and the second wall, described first wall and described second wall perpendicular to one another and be mounted to the bight intersected with the lower surface of described second backrest in the face of the side end face on described border of described second backrest, the jack inserted along vehicle-width direction for described pin is formed in described first wall, described second wall is provided with fixed orifice, and the stationary member described locking support being fixed to described second wall inserts described fixed orifice along the vehicle fore-and-aft direction perpendicular to described pin.
Utilize this structure, pin and stationary member insert back bracket along direction perpendicular to one another.Especially, because locking support is separate component, so stationary member reliably can be inserted back bracket in the mode perpendicular to pin.Therefore, locking support can limiting pin motion in the vehicle width direction by engaging with the pin, can also by being fixed to the movement that back bracket is come on the vehicle fore-and-aft direction of limiting pin by stationary member.
the effect of invention
According to the present invention, can provide energy a kind of backrest connection structure, it can prevent backrest from opening to front side when receiving the impact load applied to vehicle front side and can easily assemble.
Accompanying drawing explanation
Figure 1A and Figure 1B is the skeleton diagram of the backrest connection structure of the first embodiment of the present invention.
Fig. 2 A and Fig. 2 B is the section drawing of the backrest connection structure in Figure 1A.
Fig. 3 A to 3C is the figure of the back bracket illustrated in Fig. 2 A and Fig. 2 B.
Fig. 4 A to 4C is the figure of the locking support illustrated in Fig. 2 A and Fig. 2 B.
Fig. 5 A and Fig. 5 B is the skeleton diagram of the backrest connection structure of the second embodiment of the present invention.
Fig. 6 is the section drawing of the backrest connection structure in Fig. 5 A.
Fig. 7 A to 7C is the figure of the back bracket illustrated in Fig. 6.
description of reference numerals
100,100A ... backrest connection structure; 102 ... first backrest; 104 ... second backrest; 106 ... central hinge; 108 ... rear floor panel; 110... border; 112... luggage; 114... luggage space; 116... the first back frame; 118... the first back bracket; 120,130... side end face; 122,132... lower surface; 124,134... bight; 126... the second back frame; 128,128A... second back bracket; 136,136A... holding pin; 138... locking support; 140... sidewall; 142... through hole; 144,144A... first wall; 146,146A... second wall; 148,148A... jack; 150... the back side; 152,152A... fixed orifice; 154... bolt; 156,178... the 3rd wall; 158... central hinge lining; 160... backrest hinge bush; 162,162A... locking groove; 164... first area; 166... second area; 168... rear surface; 170... hole portion; 172... recess; 174... nut; 180... peristome; 184... handle hole
Detailed description of the invention
The preferred embodiment of the present invention is explained hereinafter with reference to accompanying drawing.The size illustrated in present embodiment, material, other concrete numerical value etc., only for illustration of the object of property, so that understand the present invention, unless otherwise stated, otherwise do not limit the present invention.Note, in this specification sheets and accompanying drawing, function represents by identical Reference numeral and no longer repeat specification with structure element identical in fact, eliminates the key element not directly related with the present invention in figure.
First embodiment
Figure 1A and Figure 1B is the skeleton diagram of the backrest connection structure 100 of the first embodiment of the present invention.Arrow X, Y and Z in following figure represent vehicle front side, vehicle right side and vehicle upper side respectively.Note, Figure 1A and Figure 1B illustrates backrest connection structure 100 when the component of such as seat cover etc. is in suitable perspective.Figure 1A and Figure 1B illustrates the backrest connection structure 100 from vehicle front side and the oblique observation of vehicle rear-side respectively.
As shown in Figure 1A, backrest connection structure 100 comprises the first backrest 102, second backrest 104 and central hinge 106.First backrest 102 and the second backrest 104 are adjacent in the vehicle width direction and separate two, left and right independently backrest.First backrest 102 width is in the vehicle width direction greater than the second backrest 104 width in the vehicle width direction, and the first backrest 102 is such as two people's backrests.Second backrest 104 is such as people's backrest.Noting, can be that any one in the first backrest 102 and the second backrest 104 width is in the vehicle width direction comparatively large, and the first backrest 102 and the second backrest 104 can be respectively a people with and two people use.
Central hinge 106 is fixed to the rear floor panel 108 of the floor forming vehicle, as shown in Figure 1A, border 110 place between the first backrest 102 and the second backrest 104 connects the first backrest 102 and the second backrest 104, and the first backrest 102 and the second backrest 104 can be rotated freely to vehicle front.
As shown in Figure 1B, the luggage space 114 of placing luggage 112 is positioned at the vehicle rear-side of the first backrest 102 and the second backrest 104.Note, by rotating the first backrest 102 and the second backrest 104 to vehicle front, luggage space 114 can be made to expand.
As shown in Figure 1B, present embodiment supposes the first backrest 102 and the second backrest 104 maintains pre-position and luggage 112 is placed on the state in luggage space 114.If vehicle slows down suddenly in this condition, then the luggage 112 be placed in luggage space 114 moves to vehicle front side and collides the first backrest 102 and the second backrest 104.Now, the first backrest 102 and the second backrest 104 receive the impact load applied to vehicle front side from luggage 112.
Therefore, in order to ensure occupant safety, backrest connection structure 100 adopts and prevents the first backrest 102 and the second backrest 104 when receiving impact load to the structure that front side is such as opened as two fan doors.Will now describe details.
As shown in Figure 1A, the first backrest 102 has the first back frame 116 as framework.First back frame 116 comprises the first back bracket 118 as its part.First back frame 116 has from the side end face 120 in the face of the border 110 between the first backrest 102 and the second backrest 104 across the bight 124 to lower surface 122.First back bracket 118 is fixed to the bight 124 of the first back frame 116.
As shown in Figure 1A, the second backrest 104 has the second back frame 126 as framework.Second back frame 126 comprises the second back bracket 128 as its part.Second back frame 126 has from the side end face 130 in the face of the border 110 between the second backrest 104 and the first backrest 102 across the bight 134 to lower surface 132.Second back bracket 128 is fixed to the bight 134 of the second back frame 126.
Fig. 2 A and Fig. 2 B is the section drawing of the backrest connection structure 100 in Figure 1A.Fig. 2 A is the section drawing intercepted along the line A-A in Figure 1A.Fig. 2 B is the section drawing of the number of assembling steps that backrest connection structure 100 is shown.Fig. 3 A to 3C is the figure of the second back bracket 128 illustrated in Fig. 2 A and Fig. 2 B.Fig. 3 A, Fig. 3 B and Fig. 3 C are the block diagram of the second back bracket 128, front view and back view respectively.
As shown in Figure 2 A, except the first backrest 102, second backrest 104 and central hinge 106, backrest connection structure 100 also comprises holding pin 136 and locking support 138.Holding pin 136 is for passing through the microscler pin that welding etc. is fixed to the sidewall 140 of the first back bracket 118 in root side, and the front of holding pin 136 is outstanding to the second backrest 104 along vehicle-width direction.Central hinge 106 has the through hole 142 run through for holding pin 136.
As shown in Figure 3A, the second back bracket 128 has the first wall 144 and the second wall 146 perpendicular to one another.As shown in Figure 1A, the side end face 130 of the first wall 144 along the second back frame 126 under the state in bight 134 being fixed to the second back frame 126 extends.As shown in Figure 3A, in the first wall 144, jack 148 is formed with.As shown in Figure 2 A, holding pin 136 inserts in jack 148 along vehicle-width direction.
As shown in Figure 2 A, the second wall 146 extends along vehicle-width direction, and contacts with the back side 150 being positioned at vehicle rear-side of the second back frame 126.As shown in Figure 3A, in the second wall 146, fixed orifice 152 is formed with.As shown in Figure 2 A, the bolt 154 for locking support 138 being fixed to the second wall 146 inserts fixed orifice 152 from vehicle rear-side to vehicle front side perpendicular to holding pin 136.
As shown in Figure 3A, the second back bracket 128 also comprise with the first wall 144 continuously and the 3rd wall 156 bent in the vehicle width direction.Note, as shown in Fig. 3 B and Fig. 3 C, the 3rd wall 156 to the second wall 146 extends longer in the vehicle width direction.As shown in Figure 1A, the lower surface 132 of the 3rd wall 156 with the first wall 144 continuously and along the second back frame 126 under the state in bight 134 being fixed to the second back frame 126 extends.
As shown in Figure 2 A, holding pin 136 is run through the through hole 142 of central hinge 106 and is inserted by central hinge 106 in the jack 148 of the second back bracket 128.The central hinge lining 158 be formed from a resin and backrest hinge bush 160 are mounted to through hole 142 and jack 148 respectively.Central hinge lining 158, between through hole 142 and holding pin 136, prevents because central hinge 106 and holding pin 136 are in direct contact with one another and produces noise.Backrest hinge bush 160 prevents the second back bracket 128 be in direct contact with one another with holding pin 136 and produce noise.
Circular locking groove 162 is formed at the peripheral part of holding pin 136.As shown in Figure 2 A, locking groove 162 is formed between the second back bracket 128 and central hinge 106, and the degree compared near the second back bracket 128 is closer to central hinge 106.
Here, the number of assembling steps of backrest connection structure 100 is described with reference to Fig. 2 B.First, as mentioned above, holding pin 136 is inserted in the second back bracket 128 by central hinge 106.Afterwards, independent of the first backrest 102 and the second backrest 104 locking support 138 from perpendicular to shown in the direction of holding pin 136, such as arrow B from rear view of vehicle close to holding pin 136, and to engage with the locking groove 162 of holding pin 136.
Fig. 4 A to 4C is the figure of the locking support 138 illustrated in Fig. 2 A and Fig. 2 B.Fig. 4 A, Fig. 4 B and Fig. 4 C are the block diagram of locking support 138, upward view and lateral plan respectively.As shown in Figure 4 A, the locking support 138 as hard ware comprises first area 164 and second area 166, and has the cross section of L-shaped shape.
First area 164 extends along vehicle-width direction, so that overlapping with the rear surface 168 (with reference to Fig. 2 B) of the second wall 146 of the second back bracket 128.As shown in Figure 4 A and 4 B shown in FIG., first area 164 has the hole portion 170 run through for bolt 154.As shown in Figure 2 A, under the state overlapping with the second wall 146, the hole portion 170 of first area 164 is formed in the position overlapped with the fixed orifice 152 of the second wall 146.
Second area 166 extends to vehicle front side, so that bends from first area 164 or bend and arrive the locking groove 162 of holding pin 136.As shown in Fig. 4 A and Fig. 4 C, be formed with the recess 172 engaged with the locking groove 162 of holding pin 136 at second area 166.
Here, as shown in Figure 2 B, make locking support 138 close to holding pin 136, make the hole portion 170 of first area 164 overlapping with the fixed orifice 152 of the second wall 146, and the recess 172 of second area 166 is engaged with the locking groove 162 of holding pin 136.Subsequently, as shown in Figure 2 A, such as, the hole portion 170 of first area 164 overlaps with the fixed orifice 152 of the second wall 146, and the recess 172 of second area 166 engages with the locking groove 162 of holding pin 136.Then, bolt 154 is inserted the hole portion 170 of first area 164 and the fixed orifice 152 of the second wall 146 from vehicle rear-side, and from vehicle front side, nut 174 and bolt 154 are screwed togather.Note, nut 174 can weld with the leading flank 176 of the fixed orifice 152 of the second back bracket 128 in advance.Utilize this structure, bolt 154 can screw togather with the nut 174 welded while being inserted into.
Like this, the locking support 138 independent of the first backrest 102 and the second backrest 104 can engage from the direction perpendicular to holding pin 136 with holding pin 136, and the position relationship between the first backrest 102 and the second backrest 104 can be fixed to one another thus.
Therefore, utilize backrest connection structure 100, when the first backrest 102 and the second backrest 104 receive the impact load from the luggage 112 in luggage space 114, the movement on the vehicle-width direction of holding pin 136 can be limited by locking support 138, prevent holding pin 136 to drop from the second back bracket 128.
In addition, holding pin 136 is protected thus not easily damaged by locking support 138, also limit the movement of holding pin 136 on vehicle fore-and-aft direction.Therefore, the first backrest 102 and the second backrest 104 not easily depart from from central hinge 106, prevent impaired.Therefore, the first backrest 102 and the second backrest 104 is prevented to open to front side when receiving the impact load applied to vehicle front side.
In addition, the locking support 138 independent of the first backrest 102 and the second backrest 104 engages from the direction perpendicular to holding pin 136 with holding pin 136.Therefore, when engaging, such as the first backrest 102 and the second backrest 104 do not need to slide in the vehicle width direction.If locking support 138 and the second back bracket 128 one or be mounted to the second back bracket 128 in advance, then the locking groove 162 of holding pin 136 needs to engage with the recess 172 of the second area 166 of locking support 138 while the jack 148 of the first wall 144 holding pin 136 being inserted the second back bracket 128.This operation needs such as the first backrest 102 and the second backrest 104 are carried out while sliding in the vehicle width direction, and working space to a certain degree in the vehicle width direction guaranteed by needs.
On the contrary, in the present embodiment, locking support 138 is the components independent of the first backrest 102 and the second backrest 104, and can engage from the direction perpendicular to holding pin 136 with holding pin 136 after holding pin 136 inserts the second back bracket 128.Therefore, even if in the narrow and small place of working space, also can easily installing card fixed rack 138.
Holding pin 136 inserts the second back bracket 128 from vehicle-width direction, and in addition, locking support 138 is also mounted to the second back bracket 128 from vehicle rear-side.That is, the component inserted for fastened pin 136 and be same component for the component of installing card fixed rack 138.Therefore, utilize backrest connection structure 100, just can be conducive to the location when being engaged with locking groove 162 by locking support 138 by the dimensional accuracy only increasing the second back bracket 128, and can assembleability be improved.
Holding pin 136 and bolt 154 insert the second back bracket 128 from direction perpendicular to one another.Especially, because locking support 138 is individual member, so can by bolt 154 reliably to insert the second back bracket 128 perpendicular to the mode of holding pin 136.Therefore, utilize the simple structure that locking support 138 engages with holding pin 136, reliably can limit the movement of holding pin 136 in the vehicle width direction and on vehicle fore-and-aft direction.Note, after holding pin 136 is inserted the second back bracket 128, only need the locking support 138 prepared independent of the first backrest 102 and the second backrest 104.Therefore, only there are a small amount of parts to be required, and can not gain in weight.
The locking groove 162 of holding pin 136 is between the second back bracket 128 and central hinge 106.Therefore, after holding pin 136 is inserted the second back bracket 128, can, from installing card fixed rack 138 above the seat cover (not shown) of covering second backrest 104, workability be improved.
The locking groove 162 of holding pin 136 is formed in the degree compared near the second back bracket 128 closer to the position of central hinge 106, and is positioned at the position near the first back bracket 118.Holding pin 136 has larger intensity in the position near first back bracket 118 of welding with the root side of holding pin 136.Therefore, the position at holding pin 136 due to holding pin 136 with larger intensity receives load via locking support 138, so holding pin 136 not easily deforms or damaged.
Second embodiment
Fig. 5 A and Fig. 5 B is the skeleton diagram of the backrest connection structure 100A of the second embodiment of the present invention.In following figure, the component identical with the component of above-mentioned backrest connection structure 100 will be endowed identical Reference numeral, and will suitably the description thereof will be omitted.Fig. 5 A and Fig. 5 B illustrates respectively from the oblique observation of vehicle front side and the backrest connection structure 100A from vehicle rear-side observation.
Fig. 6 is the section drawing of the backrest connection structure 100A in Fig. 5 A.Fig. 6 illustrates the cross section intercepted along line C-C of backrest connection structure 100A.Fig. 7 A, Fig. 7 B and 7C are the figure of the second back bracket 128A illustrated in Fig. 6.Fig. 7 A, Fig. 7 B and Fig. 7 C are the block diagram of the second back bracket 128A, front view and back view respectively.
The difference of backrest connection structure 100A and above-mentioned backrest connection structure 100 is, the second back bracket 128A has different shapes, and the locking groove 162A of holding pin 136A is formed in the front of holding pin 136A.
As shown in Figure 7 A, the second back bracket 128A has the first wall 144A perpendicular to one another and the second wall 146A and the 3rd wall 178 in the face of the second wall 146A.As shown in Figure 7 A, in the first wall 144A, jack 148A is formed with.As shown in Figure 6, holding pin 136A inserts in jack 148A along vehicle-width direction.
As shown in Figure 6, the second wall 146A extends along vehicle-width direction, and contacts with the back side 150 being positioned at vehicle rear-side of the second back frame 126.As shown in Figure 7 A, in the second wall 146A, fixed orifice 152A is formed with.As shown in Figure 6, the bolt 154 for locking support 138 being fixed to the second wall 146A inserts fixed orifice 152A from vehicle rear-side to vehicle front side perpendicular to holding pin 136A.
In addition, as shown in Fig. 7 B and Fig. 7 C, in the second wall 146A, the peristome 180 of the vehicle left side being positioned at fixed orifice 152A is formed.As shown in Figure 6, the second area 166 of locking support 138 passes the peristome 180 of the second wall 146A, and locking support 138 engages with the locking groove 162A being positioned at the second back bracket 128A inside of holding pin 136A.
As shown in Figure 6, the 3rd wall 178 extends along vehicle-width direction, and contacts with the front surface 182 being positioned at vehicle front side of the second back frame 126.As shown in figures 7 a and 7b, in the 3rd wall 178, handle hole 184 is formed with.Handle hole 184 is used when being screwed togather from vehicle front side and bolt 154 by nut 174.
The number of assembling steps of backrest connection structure 100A is described now with reference to Fig. 6.First, make holding pin 136A run through the through hole 142 of central hinge 106, and make holding pin 136A insert the jack 148A of the second back bracket 128A.Afterwards, make independent of the first backrest 102 and the second backrest 104 locking support 138 from perpendicular to holding pin 136A direction, namely from vehicle rear-side close to holding pin 136A.
Then, make the peristome 180 of second area 166 through the second wall 146A of the second back bracket 128A of locking support 138, and engage with the locking groove 162A of holding pin 136A.Subsequently, the hole portion 170 of first area 164 is overlapped with the fixed orifice 152A of the second wall 146A, the recess 172 of second area 166 is engaged with the locking groove 162A of holding pin 136A.Then, bolt 154 is inserted the hole portion 170 of first area 164 and the fixed orifice 152A of the second wall 146A from vehicle rear-side, and utilize handle hole 184 nut 174 and bolt 154 to be screwed togather from vehicle front side.
Therefore, locking support 138 is inserted the inside of the second back bracket 128A, to engage with the locking groove 162A being positioned at the second back bracket 128A inside.Therefore, utilize backrest connection structure 100A, locking support 138 can be configured in the inner side of the seat cover (not shown) of covering second backrest 104, make appearance investigation.In addition, because locking support 138 is configured in the inside of the second back bracket 128A, so occupant can not touch by such as metal locking support 138.
In addition, utilize backrest connection structure 100A, even if when the first backrest 102 and the second backrest 104 receive above-mentioned load, the second area 166 of locking support 138 also abuts with the first wall 144A etc. of the second back bracket 128A, thus can suppress the distortion of locking support 138.Therefore, because backrest connection structure 100A has larger intensity, so can prevent the first backrest 102 and the second backrest 104 from opening to front side when receiving above-mentioned load more reliably.
Although locking support 138 is fixed on the vehicle rear-side of the second back bracket 128,128A in the above-described embodiment, but is not limited thereto.For example, by suitably changing the shape of the second back bracket 128,128A, locking support 138 can be fixed on the vehicle front side of the second back bracket 128,128A.Even if utilize this structure, locking support 138 also from the direction perpendicular to holding pin 136,136A close to holding pin 136,136A engaging with locking groove 162,162A.Therefore, because the first backrest 102 and the second backrest 104 utilize the fixing position relationship each other of locking support 138, so prevent the first backrest 102 and the second backrest 104 to open to front side when receiving load.
Although with reference to the accompanying drawings of the preferred embodiment of the present invention, not mediocre many speeches, the invention is not restricted to above-mentioned embodiment.It will be apparent to those skilled in the art that and can envision various modification and change in claim limited range, and all these modification and change will of course be appreciated that as being certainly included in technical scope of the present invention.
utilizability in industry
The present invention be can be used in comprising adjacent one another are in the vehicle width direction and is connected to the backrest connection structure of two independent backrests each other by the hinge through being fixed to rear floor panel freely.
Claims (6)
1. a backrest connection structure, it comprises: the first backrest and the second backrest, separate and adjacent one another are in the vehicle width direction; And hinge, it is fixed to the rear floor panel on the floor forming car body, and the boundary between described first backrest and described second backrest connects described first backrest and described second backrest, and make this first backrest and described second backrest rotate freely, described backrest connection structure also comprises:
Microscler pin, it is fixed to the side end face in the face of described border of described first backrest, outstanding to described second backrest along vehicle-width direction, and is inserted the side end face of described second backrest by described hinge;
Locking groove, it is formed in the peripheral part of described pin; With
Locking support, it is fixed to described second backrest, and by engaging from the direction perpendicular to described pin close to described pin and with described locking groove, the position relationship between described first backrest and described second backrest is fixed to one another.
2. backrest connection structure according to claim 1, is characterized in that,
Described locking support comprises: first area, and it is fixed to the front surface of described second backrest or rear surface and extends along vehicle-width direction; And second area, it bends from described first area or bends and arrives the locking groove of described pin.
3. backrest connection structure according to claim 1 and 2, is characterized in that,
Described locking groove is between described second backrest and described hinge.
4. backrest connection structure according to claim 3, is characterized in that,
Described locking groove is positioned at than the position of described second backrest closer to described hinge.
5. backrest connection structure according to claim 1 and 2, is characterized in that,
Described locking groove is positioned at the inside of described second backrest, and
Described locking support inserts the inside of described second backrest and engages with described locking groove.
6. the backrest connection structure according to any one in claim 1 to 5, is characterized in that,
Described backrest connection structure also comprises back bracket, described back bracket has the first wall and the second wall, described first wall and described second wall perpendicular to one another and be mounted to the bight intersected with the lower surface of described second backrest in the face of the side end face on described border of described second backrest
The jack inserted along vehicle-width direction for described pin is formed in described first wall,
Described second wall is provided with fixed orifice, and the stationary member described locking support being fixed to described second wall inserts described fixed orifice along the vehicle fore-and-aft direction perpendicular to described pin.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013210431A JP6191373B2 (en) | 2013-10-07 | 2013-10-07 | Seat back connection structure |
| JP2013-210431 | 2013-10-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104512289A true CN104512289A (en) | 2015-04-15 |
| CN104512289B CN104512289B (en) | 2017-05-10 |
Family
ID=52693466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410503180.5A Expired - Fee Related CN104512289B (en) | 2013-10-07 | 2014-09-26 | Backrest connecting structure |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6191373B2 (en) |
| CN (1) | CN104512289B (en) |
| DE (1) | DE102014220242B4 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111959360A (en) * | 2020-08-11 | 2020-11-20 | 上海锐镁新能源科技有限公司 | Automobile rear seat backrest connecting structure |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7477868B2 (en) | 2020-07-10 | 2024-05-02 | デルタ工業株式会社 | Vehicle seats |
| JP2022171347A (en) * | 2021-04-30 | 2022-11-11 | トヨタ紡織株式会社 | Vehicular seat |
| FR3133034B1 (en) * | 2022-02-28 | 2024-02-16 | Faurecia Sieges Dautomobile | Vehicle seat back assembly comprising a tubular frame welded to a gusset |
| CN114670727A (en) * | 2022-04-14 | 2022-06-28 | 山东交通职业学院 | Automobile rear seat fixing support |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5700058A (en) * | 1996-06-18 | 1997-12-23 | Lear Corporation | Retention for vehicle seat and method of assembly |
| JP2007186160A (en) * | 2006-01-16 | 2007-07-26 | Delta Kogyo Co Ltd | Hinge mechanism |
| CN102089184A (en) * | 2008-07-16 | 2011-06-08 | 江森自控科技公司 | Pivot pin retainer mechanism |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS602209B2 (en) * | 1979-07-27 | 1985-01-19 | 日産自動車株式会社 | seat back hinge |
| JP2540276Y2 (en) * | 1991-11-19 | 1997-07-02 | 三菱自動車工業株式会社 | Center hinge structure of split seat back |
| JPH1044843A (en) | 1996-08-05 | 1998-02-17 | Araco Corp | Energy absorption of rear-seat-back hinge bracket |
| DE29923174U1 (en) | 1999-05-26 | 2000-05-04 | Bertrand Faure Sitztechnik GmbH & Co. KG, 31655 Stadthagen | Split vehicle backrest |
-
2013
- 2013-10-07 JP JP2013210431A patent/JP6191373B2/en active Active
-
2014
- 2014-09-26 CN CN201410503180.5A patent/CN104512289B/en not_active Expired - Fee Related
- 2014-10-07 DE DE102014220242.6A patent/DE102014220242B4/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5700058A (en) * | 1996-06-18 | 1997-12-23 | Lear Corporation | Retention for vehicle seat and method of assembly |
| JP2007186160A (en) * | 2006-01-16 | 2007-07-26 | Delta Kogyo Co Ltd | Hinge mechanism |
| CN102089184A (en) * | 2008-07-16 | 2011-06-08 | 江森自控科技公司 | Pivot pin retainer mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111959360A (en) * | 2020-08-11 | 2020-11-20 | 上海锐镁新能源科技有限公司 | Automobile rear seat backrest connecting structure |
| CN111959360B (en) * | 2020-08-11 | 2023-05-05 | 浙江威格镁汽车科技有限公司 | Automobile back row seat backrest connecting structure |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102014220242B4 (en) | 2022-01-05 |
| JP2015074290A (en) | 2015-04-20 |
| CN104512289B (en) | 2017-05-10 |
| JP6191373B2 (en) | 2017-09-06 |
| DE102014220242A1 (en) | 2015-04-09 |
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