CN204340793U - Automobile seat frame assembly - Google Patents
Automobile seat frame assembly Download PDFInfo
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- CN204340793U CN204340793U CN201420754087.7U CN201420754087U CN204340793U CN 204340793 U CN204340793 U CN 204340793U CN 201420754087 U CN201420754087 U CN 201420754087U CN 204340793 U CN204340793 U CN 204340793U
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- forearm
- seat frame
- slide rail
- erection support
- seat
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Abstract
The utility model discloses a kind of automobile seat frame assembly, comprise seat frame skeleton, seat slide, forearm, postbrachium, forearm erection support and postbrachium erection support, between the side plate of both sides, set up anti-dive cross bar, and the two ends of anti-dive cross bar is welded and fixed indirectly by connecting panel and side board; Forearm is provided with the anti-dive positioning plate of level, above postbrachium erection support reaches corresponding jam nut with the upper end of the lock screw that seat slide connects; When seat frame skeleton be subject to impulsive force be moved down into desired location time, anti-dive positioning plate is against on forearm erection support, and seat frame skeleton is against on the upper end of lock screw; Slide rail release lever and slide rail unlocking link floating connection.The potential safety hazard that this structure can prevent the excessive dive of seat from bringing, reduces side board amount of contraction to the inside simultaneously, weakens the injury of side board distortion to human body, improves the safe reliability of seat locking.
Description
Technical field
The utility model relates to a kind of automotive seat component structural, especially the seat frame assembly of band lofty tone four-bar linkage.
Background technology
Automotive seat are provided with usually high regulating mechanism for adjusting the height of seat, adjusting angle mechanism is for adjusting the angle of seat.As shown in Figure 6, seat lofty tone four-bar linkage is made up of seat frame skeleton 1, seat slide 2, forearm 3, postbrachium 4, forearm erection support 5 and postbrachium erection support 6.Forearm erection support 5, postbrachium erection support 6 are arranged on the top of seat slide 2 and time interval is arranged, upper end and the seat frame skeleton 1 of forearm 3 are hinged, lower end and the forearm erection support 5 of forearm 3 are hinged, upper end and the seat frame skeleton 1 of postbrachium 4 are hinged, and lower end and the postbrachium erection support 6 of postbrachium 4 are hinged.Seat slide 2 is made up of slide core and external slideway, and forearm erection support 5, postbrachium erection support 6 are fixed in the slide core of seat slide 2.
Shown in composition graphs 6, Fig. 7, forearm 3 is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top has seat frame connecting bore 3b for being connected with the side board of seat frame skeleton 1, and dull and stereotyped bottom has forearm erection support connecting bore 3c for being connected with forearm erection support 5.When seat is subject to downward impulsive force, the rigidity of main dependence four-bar linkage self retrains whole seat and moves down, but the rigidity of four-bar linkage is often inadequate, when the displacement that people is downward is excessive, the constraint action deprivation of safety strap, people can from the below slippage of safety strap, and safety strap also may cut neck simultaneously, forms potential safety hazard.
In addition, when seat is subject to downward impulsive force, the both sides side plate of seat frame skeleton 1 can be out of shape to the inside, thus extruding human body.
Seat slide 2 is unlocked by slide rail release lever 14, a two slide rail unlocking link 15.Two seat slides 2 are called the left slide rail of seat and the right slide rail of seat, and two seat slides are symmetrically arranged.Each seat slide 2 is connected by slide rail unlocking link 15 with the corresponding termination of release lever 14.By pulling release lever, driving the slide rail unlocking link motion of both sides, thus realizing seat unlocked.But slide rail unlocking link and release lever are rigidly connected by bolt and nut component, if the slide rail locking of side is bad, then affect the slide rail locking of opposite side, cannot locking effectively be carried out, cause locking to lose efficacy, cause safety misadventure.
Utility model content
The utility model purport solves the potential safety hazard that seat excessive dive brings, and when seat is subject to downward impulsive force, the problem of the both sides side plate of seat frame skeleton deformable squeeze human body to the inside; Slide rail unlocking link and release lever are become floating connection simultaneously, the slide rail locking of side slide rail locking harmful effect opposite side can be avoided, improve the safe reliability of seat locking.
For this reason, the technical scheme that the utility model adopts is: a kind of automobile seat frame assembly, comprise seat frame skeleton (1), seat slide (2), forearm (3), postbrachium (4), forearm erection support (5), postbrachium erection support (6), slide rail release lever (14) and slide rail unlocking link (15), described forearm erection support (5), postbrachium erection support (6) is arranged on the top of seat slide (2) and time interval is arranged, upper end and the seat frame skeleton (1) of forearm (3) are hinged, lower end and the forearm erection support (5) of forearm (3) are hinged, upper end and the seat frame skeleton (1) of postbrachium (4) are hinged, lower end and the postbrachium erection support (6) of postbrachium (4) are hinged, described seat frame skeleton (1) comprises the side board (1a) be symmetrical set, described slide rail release lever (14) is positioned at the front of seat slide (2), the rear end of described slide rail unlocking link (15) is connected with the seat slide (2) of respective side, it is characterized in that: between two described side boards (1a), be provided with anti-dive cross bar (9), each described side board (1a) is provided with connecting panel (10) with the connecting portion of anti-dive cross bar (9), described connecting panel (10) is the integrated punching profiled sheeting be made up of side board weld part (10a) and cross bar weld part (10b), the two ends, left and right of described side board weld part (10a) bend rear formation " n " tee section downwards, cover on the top of side board (1a) and be welded and fixed with side board (1a), the cross section of described cross bar weld part (10b) is semicircle, the top of anti-dive cross bar (9) is wrapped and is welded and fixed with anti-dive cross bar (9),
Described forearm (3) is provided with the anti-dive positioning plate (3a) of level, postbrachium erection support (6) and the upper end of the lock screw (7) that seat slide (2) connects reach corresponding jam nut (8) top; When seat frame skeleton (1) be subject to impulsive force be moved down into desired location time, anti-dive positioning plate (3a) is against on forearm erection support (5), and seat frame skeleton (1) is against on the upper end of lock screw (7);
The both sides up and down of described slide rail unlocking link (15) front end are provided with horizontal flange thus form " U " clevis plate (15a), the termination of described slide rail release lever (14) is crushed and is placed in " U " clevis plate (15a), be locked together by bolt (12) and nut (13) again, and all leave gap between the both sides up and down in flattening portion, slide rail release lever (14) termination and the inner chamber of " U " clevis plate (15a).
By setting up anti-dive cross bar between the side plate of both sides, and the two ends of anti-dive cross bar is welded and fixed indirectly by connecting panel and side board, namely anti-dive cross bar welds with connecting panel, connecting panel welds with side board again, when anti-dive cross bar is subject to blastic deformation, first drive connecting panel distortion, finally just make side board be out of shape; Due in connecting panel deformation process, absorbed a large amount of impact energys, the impulsive force being finally delivered to side board is weakened widely, thus decreases side board amount of contraction to the inside, correspondingly weakens the injury of side board distortion to human body.When seat dive, first the rigidity of four-bar linkage is to a high-profile leaned on to retrain the displacement of dive, when the rigidity of four-bar linkage is not enough to keep out the strength of seat dive and continues dive, the anti-dive positioning plate that forearm is set up can contact with forearm erection support, finally be against on forearm erection support, simultaneously seat frame skeleton is against on the upper end of lock screw, and common restriction seat continues dive, avoids dive amount excessive and cause the potential safety hazards such as safety strap inefficacy.
By the connection between slide rail unlocking link and release lever is become floating connection from traditional being rigidly connected, ensure mutual rotation between the two, effectively prevent side slide rail locking bad and affect the slide rail locking of opposite side, improve the safe reliability of seat locking.
Preferred as such scheme, described forearm (3) is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top opposing lower portions inwardly staggers setting, and the distance staggered is equal with side board (1a) thickness of seat frame skeleton (1), dull and stereotyped top has seat frame skeleton connecting bore (3b), dull and stereotyped bottom has forearm erection support connecting bore (3c), the front hypotenuse of described flat board is inwardly vertically bent to form front flanging (3d), after the rear hypotenuse on dull and stereotyped top extends downwards, horizontal bending to the inside forms described anti-dive positioning plate (3a) again.Dull and stereotyped top opposing lower portions inwardly staggers settings, thus the outside vacating space on top is for the side board of seat frame, with conserve space, makes integral structure more compact, gains in strength simultaneously; Anti-dive positioning plate and front flanging form by forearm bending, further increase the bulk strength of forearm.
In addition, the connecting portion punching of described side board weld part (10a) and cross bar weld part (10b) has triangle reinforced rib (10c), improves the intensity of connecting panel further, reduces the deflection of side board.
Further, described forearm erection support (5) is provided with forearm and installs journal stirrup, forearm is installed the relative forearm erection support (5) of journal stirrup and is caved inward, and corrects and sink in this depressed area under described forearm (3); Preferred arrangement, improves integrally-built compactedness and structural strength.
In the bolt through-hole of described slide rail unlocking link (15), lining (11) is installed, described lining (11) is with termination step (11a), and termination step (11a) is arranged between slide rail unlocking link (15) and release lever (9), the bar part of described bolt (12) is step section (12a) and thread segment (12b), and the length of step section (12a) is greater than the thickness sum in lining (11) and flattening portion, slide rail release lever (14) termination.Set up the lining of belt end step, slide rail unlocking link and release lever are separated, slide rail unlocking link can be avoided to contact with release lever and produce abnormal sound; Simultaneously, be step section and thread segment in the bar part of bolt, and the length limiting step section is greater than lining and unlocks the thickness sum in tiller grip flattening portion, on the one hand can avoid release lever in vibration because of with bushing friction and produce abnormal sound, release lever and slide rail unlocking link vacate gap on the axis direction of bolt on the other hand, further ensure both flexible rotatings.
The beneficial effects of the utility model: the rigidity utilizing seat four-bar linkage, and anti-dive cross bar, connecting panel that forearm is set up, and on forearm, set up anti-dive positioning plate, the upper end of the lock screw connecting postbrachium erection support and seat slide is extended to above jam nut, jointly to limit seat dive, avoid dive amount excessive and cause the potential safety hazards such as safety strap inefficacy; Reduce side board amount of contraction to the inside simultaneously, weaken the injury of side board distortion to human body; Slide rail unlocking link and release lever are become floating connection, the slide rail locking of side slide rail locking harmful effect opposite side can be avoided, improve the safe reliability of seat locking.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the axonometric drawing of Fig. 1.
Fig. 3 is the structural representation of connecting panel in Fig. 1.
Fig. 4 is the structural representation of forearm in Fig. 1.
Fig. 5 is the cutaway view Amplified image of slide rail unlocking link and release lever connecting portion in Fig. 2.
Fig. 6 is existing automobile seat frame assembly
Fig. 7 is the structural representation of existing forearm.
Detailed description of the invention
Below by embodiment also by reference to the accompanying drawings, the utility model is described in further detail:
As shown in Figure 1 and Figure 2, a kind of automobile seat frame assembly, forms primarily of seat frame skeleton 1, seat slide 2, forearm 3, postbrachium 4, forearm erection support 5, postbrachium erection support 6, slide rail release lever 14 and slide rail unlocking link more than 15 part.Forearm erection support 5, postbrachium erection support 6 are arranged on the top of seat slide 2 and time interval is arranged, and seat slide 2 is made up of slide core and external slideway, and forearm erection support 5, postbrachium erection support 6 are fixed in the slide core of seat slide 2.Upper end and the seat frame skeleton 1 of forearm 3 are hinged, and lower end and the forearm erection support 5 of forearm 3 are hinged, and upper end and the seat frame skeleton 1 of postbrachium 4 are hinged, and lower end and the postbrachium erection support 6 of postbrachium 4 are hinged.Slide rail release lever 14 is positioned at the front of seat slide 2, and the rear end of slide rail unlocking link 15 is connected with the seat slide 2 of respective side.The above is same as the prior art.
As shown in Figure 2 and Figure 3, the left and right sides of seat frame skeleton 1 is symmetrically arranged with side board 1a, is provided with anti-dive cross bar 9 between the side plate 1a of both sides.The connecting portion of each side board 1a and anti-dive cross bar 9 is provided with connecting panel 10, and connecting panel 10 is integrated stamping forming sheet metal component, forms primarily of side board weld part 10a and cross bar weld part 10b.The two ends, left and right of side board weld part 10a bend rear formation " n " tee section downwards, cover on the top of side board 1a and are welded and fixed with side board 1a.The cross section of cross bar weld part 10b is semicircle, and its internal diameter mates with the external diameter of anti-dive cross bar 9, is wrapped on the top of anti-dive cross bar 9 and is welded and fixed with anti-dive cross bar 9.The external side end of cross bar weld part 10b and the interior plate of side board weld part 10a are connected as a single entity.
Preferably, the connecting portion punching of side board weld part 10a and cross bar weld part 10b has triangle reinforced rib 10c, improves the intensity of connecting panel 10 further, reduces the deflection of side board 1a.
Shown in composition graphs 1, Fig. 4, forearm 3 is provided with the anti-dive positioning plate 3a of level, postbrachium erection support 6 and seat slide 2 are locked together by lock screw 7 and jam nut 8, and the upper end of this lock screw 7 reaches above corresponding jam nut 8.When seat frame skeleton 1 be subject to impulsive force be moved down into desired location time, anti-dive positioning plate 3a is against on forearm erection support 5, and seat frame skeleton 1 is against on the upper end of lock screw 7, and the upper end of lock screw 7 exceeds about 5mm than jam nut 8.The upper end of anti-dive positioning plate 3a and lock screw 7 limits the excessive dive of seat jointly from both sides, front and back.
Preferably, forearm 3 is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top opposing lower portions inwardly staggers setting, and the distance staggered is equal with the side board 1a thickness of seat frame skeleton 1, dull and stereotyped top has seat frame skeleton connecting bore 3b for hinged with the side board 1a of seat frame skeleton 1, and dull and stereotyped bottom has forearm erection support connecting bore 3c for hinged with forearm erection support 5.Dull and stereotyped front hypotenuse is inwardly vertically bent to form front flanging 3d, and after the rear hypotenuse on dull and stereotyped top extends downwards, horizontal bending to the inside forms anti-dive positioning plate 3a again.
In addition, as shown in Figure 1, forearm erection support 5 is provided with forearm and installs journal stirrup, forearm is installed the relative forearm erection support 5 of journal stirrup and is caved inward, and forearm corrects for 3 times and sinks in this depressed area.
Shown in composition graphs 2, Fig. 5, sliding rail of automobile seat release mechanism forms primarily of a slide rail release lever 14 and two slide rail unlocking link 15.Two seat slides 2 are called the left slide rail of seat and the right slide rail of seat, and two seat slides are symmetrically arranged.Two slide rail unlocking link 15 are also symmetrically arranged.The rear end of slide rail unlocking link 15 is connected with the seat slide 2 of respective side.Slide rail release lever 14 is made up of steel pipe, and slide rail unlocking link 15 is stamping forming sheet metal component.Forward and backward, orientation, upper and lower, left and right in the utility model describe and are all as the criterion with seat using state.
The both sides up and down of slide rail unlocking link 15 front end are provided with horizontal flange thus form " U " clevis plate 15a, the termination of slide rail release lever 14 is crushed and is placed in " U " clevis plate 15a, thus the flattening portion, termination of slide rail release lever 14 is wrapped, then be locked together by bolt 12 and nut 13; All gap is left, to ensure that the flattening portion, termination of slide rail release lever 14 can rotate relative to " U " clevis plate 15a between the both sides up and down in flattening portion, slide rail release lever 14 termination and the inner chamber of " U " clevis plate 15a.
Preferably, be provided with lining 11 in the bolt through-hole of slide rail unlocking link 15, lining 11 is with termination step 11a, and termination step 11a is arranged between slide rail unlocking link 15 and slide rail release lever 14.The bar part of bolt 12 is step section 12a and thread segment 12b, the diameter of step section 12a is greater than the diameter of thread segment 12b, and the length of step section 12a is greater than the thickness sum in lining 11 and flattening portion, slide rail release lever 14 termination, to ensure that the flattening portion, termination of slide rail release lever 14 can move in orientation, left and right relative to " U " clevis plate 15a.After nut 13 is locked, nut 13 is against on the end face of step section 12a.
Further, the gap between the both sides up and down in flattening portion, slide rail release lever 14 termination and " U " clevis plate 15a inner chamber is respectively 0.4mm; The length of bar portion step 12a 0.4mm larger than the thickness sum in lining 11 and flattening portion, slide rail release lever 14 termination.
Claims (6)
1. an automobile seat frame assembly, comprise seat frame skeleton (1), seat slide (2), forearm (3), postbrachium (4), forearm erection support (5), postbrachium erection support (6), slide rail release lever (14) and slide rail unlocking link (15), described forearm erection support (5), postbrachium erection support (6) is arranged on the top of seat slide (2) and time interval is arranged, upper end and the seat frame skeleton (1) of forearm (3) are hinged, lower end and the forearm erection support (5) of forearm (3) are hinged, upper end and the seat frame skeleton (1) of postbrachium (4) are hinged, lower end and the postbrachium erection support (6) of postbrachium (4) are hinged, described seat frame skeleton (1) comprises the side board (1a) be symmetrical set, described slide rail release lever (14) is positioned at the front of seat slide (2), the rear end of described slide rail unlocking link (15) is connected with the seat slide (2) of respective side, it is characterized in that: between two described side boards (1a), be provided with anti-dive cross bar (9), each described side board (1a) is provided with connecting panel (10) with the connecting portion of anti-dive cross bar (9), described connecting panel (10) is the integrated punching profiled sheeting be made up of side board weld part (10a) and cross bar weld part (10b), the two ends, left and right of described side board weld part (10a) bend rear formation " n " tee section downwards, cover on the top of side board (1a) and be welded and fixed with side board (1a), the cross section of described cross bar weld part (10b) is semicircle, the top of anti-dive cross bar (9) is wrapped and is welded and fixed with anti-dive cross bar (9),
Described forearm (3) is provided with the anti-dive positioning plate (3a) of level, postbrachium erection support (6) and the upper end of the lock screw (7) that seat slide (2) connects reach corresponding jam nut (8) top; When seat frame skeleton (1) be subject to impulsive force be moved down into desired location time, anti-dive positioning plate (3a) is against on forearm erection support (5), and seat frame skeleton (1) is against on the upper end of lock screw (7);
The both sides up and down of described slide rail unlocking link (15) front end are provided with horizontal flange thus form " U " clevis plate (15a), the termination of described slide rail release lever (14) is crushed and is placed in " U " clevis plate (15a), be locked together by bolt (12) and nut (13) again, and all leave gap between the both sides up and down in flattening portion, slide rail release lever (14) termination and the inner chamber of " U " clevis plate (15a).
2. according to automobile seat frame assembly according to claim 1, it is characterized in that: described forearm (3) is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top opposing lower portions inwardly staggers setting, and the distance staggered is equal with side board (1a) thickness of seat frame skeleton (1), dull and stereotyped top has seat frame skeleton connecting bore (3b), dull and stereotyped bottom has forearm erection support connecting bore (3c), the front hypotenuse of described flat board is inwardly vertically bent to form front flanging (3d), after the rear hypotenuse on dull and stereotyped top extends downwards, horizontal bending to the inside forms described anti-dive positioning plate (3a) again.
3. according to automobile seat frame assembly according to claim 1, it is characterized in that: the connecting portion punching of described side board weld part (10a) and cross bar weld part (10b) has triangle reinforced rib (10c).
4. according to automobile seat frame assembly according to claim 1, it is characterized in that: described forearm erection support (5) is provided with forearm and journal stirrup is installed, forearm is installed the relative forearm erection support (5) of journal stirrup and is caved inward, and corrects and sink in this depressed area under described forearm (3).
5. according to automobile seat frame assembly according to claim 1, it is characterized in that: in the bolt through-hole of described slide rail unlocking link (15), lining (11) is installed, described lining (11) is with termination step (11a), and termination step (11a) is arranged between slide rail unlocking link (15) and release lever (9), the bar part of described bolt (12) is step section (12a) and thread segment (12b), and the length of step section (12a) is greater than the thickness sum in lining (11) and flattening portion, slide rail release lever (14) termination.
6. according to automobile seat frame assembly according to claim 5, it is characterized in that: the gap between the both sides up and down in flattening portion, described slide rail release lever (14) termination and " U " clevis plate (15a) inner chamber respectively for 0.4mm, the length in bar portion step (12a) 0.4mm larger than the thickness sum in lining (11) and flattening portion, slide rail release lever (14) termination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420754087.7U CN204340793U (en) | 2014-12-04 | 2014-12-04 | Automobile seat frame assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420754087.7U CN204340793U (en) | 2014-12-04 | 2014-12-04 | Automobile seat frame assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204340793U true CN204340793U (en) | 2015-05-20 |
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ID=53224086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420754087.7U Active CN204340793U (en) | 2014-12-04 | 2014-12-04 | Automobile seat frame assembly |
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| Country | Link |
|---|---|
| CN (1) | CN204340793U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942436A (en) * | 2021-12-07 | 2022-01-18 | 武汉城市职业学院 | Automobile seat framework capable of being turned forward and backward for sitting |
-
2014
- 2014-12-04 CN CN201420754087.7U patent/CN204340793U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942436A (en) * | 2021-12-07 | 2022-01-18 | 武汉城市职业学院 | Automobile seat framework capable of being turned forward and backward for sitting |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 401133 No. 218 Yuguan Avenue, Yuzui Town, Jiangbei District, Chongqing Patentee after: Chongqing Hongli Zhixin Science and Technology Development Group Co., Ltd. Address before: No. 146 Dongfeng Road, Yuzui Town, Jiangbei District, Chongqing 400021 Patentee before: Chongqing Hongli Zhixin Auto Parts Manufacturing Co., Ltd. |