CN101774359A - Integral type car seat back frame assembly - Google Patents
Integral type car seat back frame assembly Download PDFInfo
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- CN101774359A CN101774359A CN 201010117663 CN201010117663A CN101774359A CN 101774359 A CN101774359 A CN 101774359A CN 201010117663 CN201010117663 CN 201010117663 CN 201010117663 A CN201010117663 A CN 201010117663A CN 101774359 A CN101774359 A CN 101774359A
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- right longitudinal
- longitudinal edge
- edge plate
- back frame
- seat back
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The invention discloses an integral type car seat back frame assembly, which comprises a back frame, an angle adjusting device arranged on the back frame, a handrail bracket, a support spring, a snake-shaped spring, a waist support, a waist support adjusting wheel and a back adjusting wheel, wherein the back frame is in a shape like a Chinese character 'mu', and consists of a pillow keep bracket, a left and right longitudinal sideboards, a first transverse strengthening beam arranged at the middle upper parts of the left and right longitudinal sideboards, a second transverse strengthening beam arranged at the middle lower parts of the left and right longitudinal sideboards, and a support pipe of an adjusting rod arranged at the lower ends of the left and right longitudinal sideboards. The integral type car seat back frame assembly has the advantages that as magnesium alloy material has the density of 1.7g/cm<3>, and good damping performance and specific strength, the back frame which is made from the magnesium alloy material reduces the weight of the seat, reduces the amount of parts, shortens the technology flow procedure, and improves the stability and the comfortableness of the size of the seat on the premise of guaranteeing the security.
Description
Technical field
The present invention relates to automobile component, be specifically related to a kind of integral type car seat back frame assembly.
Background technology
At present, common vehicle seat back skeleton mainly is to adopt steel structure, be welded by carbon steel blanked part and steel pipe, mainly form by lower transverse tubule, recliner, armrest support, side plate, upper lateral tube, headrest conduit, support shape steel wire, support spring, serpentine spring, waist holder, waist holder adjusting knurl, backrest adjustment wheel.Sheet metal component wherein after bending, is welded into skeleton through punching press, pipe fitting again, at last the general assembly of backrest function spare is formed the backrest frame assembly.The operation and the mould of whole manufacturing are many, and poor dimensional stability, technological process are long, and production efficiency is low, and these parts all are steel and iron parts, make that the backrest frame assembly is heavier, are unfavorable for automobile weight-saving target.
Summary of the invention
The purpose of this invention is to provide a kind of integral type car seat back frame assembly, it can significantly alleviate the weight of seat back-rest framework under the prerequisite that guarantees the functional and safety of seat, reduce component part and mould, improve dimensional stability, shorten the production cycle.
A kind of integral type car seat back frame assembly of the present invention, comprise backrest skeleton and the recliner of establishing thereon, armrest support, support spring, serpentine spring, the waist holder, waist holder adjusting knurl and backrest adjustment wheel, it is characterized in that: described backrest skeleton is " order " font, by the headrest retainer, the left side that the upper end connects as one with headrest retainer two ends respectively, right longitudinal edge plate, be connected a left side, the first horizontal strength beam of right longitudinal edge plate middle and upper part, the second horizontal strength beam of middle and lower part and the adjust bar support tube of lower end are formed, a left side, right longitudinal edge plate left-right symmetric, the front is arc slightly forward; Be provided with continuous stiffened edge in the bottom of headrest retainer and the back of left and right longitudinal edge plate.
Described a kind of integral type car seat back frame assembly, its described backrest skeleton adopts magnesium alloy to make, and its headrest retainer is provided with the headrest conduit of symmetry, and the cross-sectional plane of its left and right longitudinal edge plate becomes " V " shape; Middle and lower part at left and right longitudinal edge plate is provided with symmetrical heavy stand respectively, and the heavy stand in left side is provided with the handrail mounting hole, and seat back arm is connected on the handrail mounting hole by screw, is provided with recliner connecting bore and adjust bar via hole under the handrail mounting hole; The heavy stand on right side is provided with spring and hangs dot, and serpentine spring and waist holder are hung dot 40 by spring and be separately fixed on the backrest skeleton.
Described a kind of integral type car seat back frame assembly, its support spring is connected between the left and right longitudinal edge plate and is positioned under the first horizontal strength beam, serpentine spring is connected between the left and right longitudinal edge plate and is positioned under the support spring, the waist holder be connected between the left and right longitudinal edge plate the middle and lower part and between serpentine spring and adjust bar support tube.
Described a kind of integral type car seat back frame assembly, its described armrest support are located at the middle and lower part in the left longitudinal edge plate outside, and described recliner is located at the bottom in the left and right longitudinal edge plate outside respectively; Described waist holder adjusting knurl is located at the middle and lower part in the right longitudinal edge plate outside, and described backrest adjustment wheel is located at the bottom in the right longitudinal edge plate outside.
Described a kind of integral type car seat back frame assembly, the cross-sectional plane of its first horizontal strength beam and the second horizontal strength beam all is " U " shape, is equipped with reinforced rib, to improve its rigidity; The first horizontal strength beam has substituted original support shape steel wire when increasing backrest intensity, in the intensity that guarantees to have increased again under seat is to the prerequisite of the requirement of shape backrest.
Described a kind of integral type car seat back frame assembly, its described recliner and recliner connecting bore pass through bolted connection, and link to each other with handrail by screw.
Described a kind of integral type car seat back frame assembly, the cross-sectional plane of its described adjust bar support tube 31 are " C " shape, with left and right longitudinal edge plate be an integral body.Because by casting forming, so, both can improve the stiffness of backrest again for the seat adjustment bar provides support and protects, in addition, also guarantee the technological requirement of the die casting demoulding.
The present invention compares with prior art and has the following advantages: because the density of magnesium alloy materials is 1.7g/cm
3Lighter by 75% than steel, and damping property is good, strength-to-density ratio is high, car seat back frame adopts magnesium alloy materials, under the prerequisite that guarantees safety, reduced number of parts, shortened technological process, improved seat dimensional stability and traveling comfort, and significantly alleviated seat-weight, thereby realize the car load lightweight, reach the purpose of energy-saving and emission-reduction.
Description of drawings
Fig. 1 is the structural representation of original steel structure seat back frame assembly.
Fig. 2 is a structural representation of the present invention.
Fig. 3 is the structural representation of backrest skeleton.
Fig. 4 is the A-A cross sectional drawing of Fig. 3.
Fig. 5 is the B-B cross sectional drawing (i.e. the cross sectional drawing of the first horizontal strength beam) of Fig. 3.
Fig. 6 is the C-C cross sectional drawing (i.e. the cross sectional drawing of the second horizontal strength beam) of Fig. 3.
Fig. 7 is the D-D cross sectional drawing (being the cross sectional drawing of adjust bar support tube) of Fig. 3.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
Referring to Fig. 2 and a kind of integral type car seat back frame assembly shown in Figure 3, comprise backrest skeleton 23 and recliner 21, armrest support 22, support spring 24, serpentine spring 25, waist holder 26, waist holder adjusting knurl 27 and the backrest adjustment wheel 28 established thereon;
Described backrest skeleton is " order " font, form with left and right longitudinal edge plate 35, the first horizontal strength beam 36 that is connected left and right longitudinal edge plate 35 middle and upper parts, the second horizontal strength beam 41 of middle and lower part and the adjust bar support tube 31 of lower end that headrest retainer two ends connect as one respectively by headrest retainer 38, upper end, left and right longitudinal edge plate left-right symmetric, the front is arc slightly forward; Be provided with continuous stiffened edge 39 in the bottom of headrest retainer 38 and the back of left and right longitudinal edge plate.
Described backrest skeleton adopts magnesium alloy to make, and its headrest retainer 38 is provided with the headrest conduit 37 of symmetry, and the cross-sectional plane of its left and right longitudinal edge plate 35 becomes " V " shape, referring to Fig. 4; Middle and lower part at left and right longitudinal edge plate is provided with symmetrical heavy stand respectively, and the heavy stand in left side is provided with handrail mounting hole 34, and seat back arm is connected on the handrail mounting hole by screw, is provided with recliner connecting bore 33 and adjust bar via hole 32 under the handrail mounting hole; The heavy stand on right side is provided with spring and hangs dot 40, and serpentine spring and waist holder are hung dot by spring and be separately fixed on the backrest skeleton.
Described support spring 24 is connected between the left and right longitudinal edge plate and is positioned under the first horizontal strength beam 36, serpentine spring 25 is connected between the left and right longitudinal edge plate and is positioned under the support spring 24, waist holder 26 be connected between the left and right longitudinal edge plate the middle and lower part and between serpentine spring 25 and adjust bar support tube 31.
Described armrest support 22 is located at the middle and lower part in the left longitudinal edge plate outside, and described recliner 21 is located at the bottom in the left and right longitudinal edge plate outside respectively; Described waist holder adjusting knurl 27 is located at the middle and lower part in the right longitudinal edge plate outside, and described backrest adjustment wheel 28 is located at the bottom in the right longitudinal edge plate outside.
Referring to Fig. 5, Fig. 6, first cross-sectional plane to the strength beam 36 and the second horizontal strength beam 41 all is " U " shape, is equipped with reinforced rib;
Described recliner 21 is passed through bolted connection with recliner connecting bore 33, and links to each other with handrail by screw.
Referring to Fig. 7, the cross-sectional plane of described adjust bar support tube 31 is " C " shape, with left and right longitudinal edge plate 35 be an integral body.Because by casting forming, so, both can improve the stiffness of backrest again for the seat adjustment bar provides support and protects, in addition, also guarantee the technological requirement of the die casting demoulding.
Fig. 1 is the structural representation of original steel structure seat back frame assembly, and 11 among the figure is that former lower transverse tubule, 12 is that former recliner, 13 is that former armrest support, 14 is that former side plate, 15 is that former upper lateral tube, 16 is that former headrest conduit, 17 is that former support shape steel wire, 18 is that former support spring, 19 is that former serpentine spring, 20 is that former waist holder, 21 is that former waist holder adjusting knurl, 22 is that former backrest adjustment is taken turns.
The present invention has substituted side plate 14 (two), upper lateral tube 15, headrest conduit 16 (two), has supportted shape steel wire 17, lower transverse tubule 11 totally seven steel sheet metal components or pipe fitting with a magnesium alloy parts on the basis that guarantees former functor and safety performance.
Claims (7)
1. integral type car seat back frame assembly, comprise backrest skeleton (23) and establish thereon recliner (21), armrest support (22), support spring (24), serpentine spring (25), waist holder (26), waist holder adjusting knurl (27) and backrest adjustment wheel (28), it is characterized in that: described backrest skeleton is " order " font, by headrest retainer (38), the left side that the upper end connects as one with headrest retainer two ends respectively, right longitudinal edge plate (35), be connected a left side, the first horizontal strength beam (36) of right longitudinal edge plate (35) middle and upper part, the second horizontal strength beam (41) of middle and lower part and the adjust bar support tube (31) of lower end are formed, a left side, right longitudinal edge plate left-right symmetric, the front is arc slightly forward; Be provided with continuous stiffened edge (39) in the bottom of headrest retainer (38) and the back of left and right longitudinal edge plate.
2. a kind of integral type car seat back frame assembly according to claim 1, it is characterized in that: described backrest skeleton adopts magnesium alloy to make, its headrest retainer (38) is provided with the headrest conduit (37) of symmetry, and the cross-sectional plane of its left and right longitudinal edge plate (35) becomes " V " shape; Middle and lower part at left and right longitudinal edge plate is provided with symmetrical heavy stand respectively, the heavy stand in left side is provided with handrail mounting hole (34), seat back arm is connected on the handrail mounting hole (34) by screw, is provided with recliner connecting bore (33) and adjust bar via hole (32) under the handrail mounting hole; The heavy stand on right side is provided with spring and hangs dot (40), and serpentine spring and waist holder are hung dot (40) by spring and be separately fixed on the backrest skeleton.
3. a kind of integral type car seat back frame assembly according to claim 1 and 2, it is characterized in that: described support spring (24) is connected between the left and right longitudinal edge plate (35) and is positioned under the first horizontal strength beam (36), serpentine spring (25) is connected between the left and right longitudinal edge plate and is positioned under the support spring (24), waist holder (26) be connected the middle and lower part between the left and right longitudinal edge plate and be positioned at serpentine spring (25) and adjust bar support tube (31) between.
4. a kind of integral type car seat back frame assembly according to claim 1 and 2, it is characterized in that: described armrest support (22) is located at the middle and lower part in the left longitudinal edge plate outside, and described recliner (21) is located at the bottom in the left and right longitudinal edge plate outside respectively; Described waist holder adjusting knurl (27) is located at the middle and lower part in the right longitudinal edge plate outside, and described backrest adjustment wheel (28) is located at the bottom in the right longitudinal edge plate outside.
5. a kind of integral type car seat back frame assembly according to claim 1 and 2 is characterized in that: first cross-sectional plane to the strength beam (36) and the second horizontal strength beam (41) all is " U " shape, is equipped with reinforced rib.
6. a kind of integral type car seat back frame assembly according to claim 1 and 2 is characterized in that: described recliner (21) is passed through bolted connection with recliner connecting bore (33), and links to each other with handrail by screw.
7. a kind of integral type car seat back frame assembly according to claim 1 and 2 is characterized in that: the cross-sectional plane of described adjust bar support tube (31) is " C " shape, with left and right longitudinal edge plate (35) be an integral body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010117663 CN101774359A (en) | 2010-03-04 | 2010-03-04 | Integral type car seat back frame assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010117663 CN101774359A (en) | 2010-03-04 | 2010-03-04 | Integral type car seat back frame assembly |
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| CN101774359A true CN101774359A (en) | 2010-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010117663 Pending CN101774359A (en) | 2010-03-04 | 2010-03-04 | Integral type car seat back frame assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104080649A (en) * | 2012-01-26 | 2014-10-01 | 约翰逊控制技术公司 | Method for manufacturing a one-piece seat back structure |
| CN112171190A (en) * | 2020-09-18 | 2021-01-05 | 山东华盛荣镁业科技有限公司 | Magnesium-based seat privacy cover and preparation process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101239594A (en) * | 2007-02-06 | 2008-08-13 | 李尔公司 | Active head restraint systems for vehicle seats |
| CN101259832A (en) * | 2007-12-28 | 2008-09-10 | 重庆长安汽车股份有限公司 | Automobile integral magnesium alloy seat back-rest framework |
| US20090152929A1 (en) * | 2007-12-18 | 2009-06-18 | Hyundai Motor Company | Seatback Frame Structure For Vehicles |
| CN201597487U (en) * | 2010-01-08 | 2010-10-06 | 重庆长安汽车股份有限公司 | Integral automobile seat backrest framework assembly |
| CN201610097U (en) * | 2010-03-04 | 2010-10-20 | 重庆长安汽车股份有限公司 | Integral automobile seat backrest framework assembly |
-
2010
- 2010-03-04 CN CN 201010117663 patent/CN101774359A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101239594A (en) * | 2007-02-06 | 2008-08-13 | 李尔公司 | Active head restraint systems for vehicle seats |
| US20090152929A1 (en) * | 2007-12-18 | 2009-06-18 | Hyundai Motor Company | Seatback Frame Structure For Vehicles |
| CN101259832A (en) * | 2007-12-28 | 2008-09-10 | 重庆长安汽车股份有限公司 | Automobile integral magnesium alloy seat back-rest framework |
| CN201597487U (en) * | 2010-01-08 | 2010-10-06 | 重庆长安汽车股份有限公司 | Integral automobile seat backrest framework assembly |
| CN201610097U (en) * | 2010-03-04 | 2010-10-20 | 重庆长安汽车股份有限公司 | Integral automobile seat backrest framework assembly |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104080649A (en) * | 2012-01-26 | 2014-10-01 | 约翰逊控制技术公司 | Method for manufacturing a one-piece seat back structure |
| US9707878B2 (en) | 2012-01-26 | 2017-07-18 | Johnson Controls Technology Company | Method for manufacturing a one-piece seat back structure |
| CN112171190A (en) * | 2020-09-18 | 2021-01-05 | 山东华盛荣镁业科技有限公司 | Magnesium-based seat privacy cover and preparation process thereof |
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Open date: 20100714 |