CN107031481B - Light-weight automobile seat framework - Google Patents
Light-weight automobile seat framework Download PDFInfo
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- CN107031481B CN107031481B CN201710331211.7A CN201710331211A CN107031481B CN 107031481 B CN107031481 B CN 107031481B CN 201710331211 A CN201710331211 A CN 201710331211A CN 107031481 B CN107031481 B CN 107031481B
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- seat frame
- backrest
- support
- cross beam
- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/68—Seat frames
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- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The invention discloses a lightweight automobile seat framework, which comprises a seat frame framework and a backrest framework, wherein a bottom frame is arranged below the seat frame framework, the front part of the seat frame framework is connected with the bottom frame through a front support lug and a front support, the rear part of the seat frame framework is connected with the bottom frame through a rear support lug and a rear support, the seat frame framework comprises two seat frame side pipes and a front cross beam and a rear cross beam which are connected between the two seat frame side pipes, the backrest framework comprises two backrest side beams and an upper cross beam which is connected with the two backrest side beams, seat frame foaming hanging columns are arranged on the seat frame side pipes, and backrest foaming hanging columns are arranged on the backrest side beams. The scheme of the invention has the remarkable effects that the backrest and the seat frame are simple in structure and lighter in weight; the connection stability of the backrest is good; compared with the traditional plate rib type seat framework, the weight is greatly reduced, and the seat framework is more suitable for the requirements of low-carbon markets.
Description
Technical Field
The invention relates to an automobile accessory, in particular to a lightweight automobile seat framework.
Background
With the global energy shortage, the environmental pollution problem is increasingly highlighted, and the emission requirements of various countries on automobiles are also more and more strict; the rapid development of new energy automobiles also puts new demands on various parts, and the "light weight" has become an important subject in the current automobile industry.
The light automobile parts play a considerable role in energy conservation and emission reduction, and the seat is used as one of important parts of the automobile, so that the safety and comfort are ensured, and meanwhile, the weight is required to be reduced to meet the requirements of a low-carbon market.
The traditional automobile seat framework is manufactured by adopting common steel materials, the seat frame framework is connected with the sliding rail, the seat frame framework is connected with the backrest framework, the structure is complex, and the seat framework is provided with more accessories, so that the weight reduction is not facilitated.
Disclosure of Invention
In order to solve the technical problems, the invention provides a lightweight automobile seat framework.
The technical proposal is as follows:
the utility model provides a lightweight car seat skeleton, includes seat frame skeleton and back skeleton, seat frame skeleton below is equipped with the chassis, seat frame skeleton is fixed on the chassis, back skeleton's lower part with the rear portion fixed connection of chassis, its key lies in:
the seat frame framework comprises two seat frame side pipes which are arranged oppositely, a front cross beam and a rear cross beam are connected between the two seat frame side pipes, seat frame foaming hanging columns are respectively arranged on the seat frame side pipes, and the seat frame foaming hanging columns extend outwards out of the seat frame side pipes;
the backrest framework comprises two backrest side beams which are arranged right opposite to each other, the upper ends of the two backrest side beams are connected through an upper cross beam, the lower ends of the backrest side beams are respectively fixed at the rear part of the underframe, backrest foaming hanging columns are arranged on the backrest side beams, and the backrest foaming hanging columns extend outwards out of the side beams.
The front part of the underframe is opposite to two front supports, front lugs are respectively arranged at the front part of the seat frame framework and correspond to the two front supports, the front lugs are respectively connected with the corresponding front supports, and the inner side surfaces of the front lugs are abutted against the front cross beam;
the rear part of the underframe is just opposite to two rear supports, the rear part of the seat frame framework is correspondingly provided with rear supporting lugs respectively corresponding to the two rear supports, and the rear supporting lugs are respectively connected with the corresponding rear supports.
By adopting the technical scheme, the seat frame foaming hanging column and the backrest foaming hanging column are used for hanging foaming mesh cloth so as to adapt to the foaming process of the double-hardness self-skinning seat; the front support lugs and the front cross beam are abutted together, a reinforcing structure is formed for the front support lugs, the stable connection strength of the front support lugs is ensured, and the front support lugs are not required to be independently provided with the reinforcing structure, so that the weight reduction effect is achieved; the underframe can be a sliding rail or an automobile floor.
A front base plate is horizontally arranged on the front cross beam along the length direction of the front cross beam, the front cross beam is positioned on the upper surface of the front base plate, the end parts of the two ends of the front base plate are respectively inclined upwards to form support lug abutting plates, the outer side edges of the support lug abutting plates are bent upwards to form seat frame connecting plates, and the outer side faces of the seat frame connecting plates are connected with the seat frame side pipes;
the upper part of the front support lug is turned outwards to form a front support lug connecting plate, the upper surface of the front support lug connecting plate is connected with the seat frame side tube, the middle part of the front support lug is inwards inclined to be close to the support lug abutting plate, the middle part of the front support lug is abutted against the support lug abutting plate, the lower part of the front support lug vertically extends downwards and then is connected with the front support seat, the front support seat is provided with a front bearing block, and the lower edge of the front support lug falls on the front bearing block;
the front cross beam is in a groove shape, the groove opening of the front cross beam faces downwards, and the edge of the notch of the front cross beam is turned outwards to form the front backing plate.
By adopting the technical scheme, the middle part of the front support lug is in surface contact with the support lug abutting plate, so that the front support lug has higher stability and better reinforcing effect; the front cross beam in the shape of a groove has good strength and light weight.
The lower edge of the rear support lug is fixedly connected with the rear support seat, the upper part of the rear support lug is inwards and horizontally bent and then is connected with the rear cross beam, the rear cross beam is plate-shaped, and the lower surfaces of the two ends of the rear cross beam are fixedly connected with the seat frame side pipes.
The seat frame support is paved on the front cross beam and the rear cross beam and comprises at least two seat frame cross bars, two ends of each seat frame cross bar are respectively lapped on two seat frame side pipes, two end parts of each seat frame cross bar respectively extend out of the seat frame side pipes to form seat frame foaming hanging columns, and seat frame reinforcing net racks are fixedly connected to all the seat frame cross bars. The seat frame cross rod and the seat frame reinforcing net frame form a seat frame support, and the seat frame cross rod and the seat frame reinforcing net frame are simple in structure and lighter in weight.
The two backrest side beams are paved with supporting frames, each supporting frame comprises a back supporting frame and a head supporting frame, and the back supporting frames and the head supporting frames are respectively provided with backrest foaming hanging columns.
The back support frame comprises at least two back cross bars which are horizontally arranged, two ends of each back cross bar are respectively fixedly connected with two backrest side beams, two ends of each back cross bar extend out of the outer sides of the backrest side beams respectively to form a back foaming hanging column, all back cross bars are provided with back U-shaped rods, two vertical arms of each back U-shaped rod are respectively fixedly connected with all back cross bars, and transverse arms of each back U-shaped rod are located below all back cross bars.
The head support frame comprises a head U-shaped rod, two vertical arms of the head U-shaped rod are respectively fixedly connected with the upper cross beam, the two vertical arms of the head U-shaped rod extend downwards and then are respectively bent outwards to form a shoulder support rod, the shoulder support rods are fixedly connected with the backrest boundary beam, the free ends of the shoulder support rods extend outwards to form the backrest foaming hanging column, at least one head reinforcing rod is connected between the two vertical arms of the head U-shaped rod, and the transverse arms of the head U-shaped rod are positioned above the upper cross beam.
With the design, the back cross bar is used for supporting the back, the two vertical arms of the back U-shaped bar play a role in stabilizing and reinforcing the back cross bar, and the transverse arms of the back U-shaped bar form a lumbar support; the shoulder supporting rod plays a role in supporting the shoulder, and the vertical arm and the transverse arm of the head U-shaped rod play a role in supporting the head; the back support frame and the head support frame have simple structure and light weight, and can greatly reduce the weight of the backrest framework.
The back support is characterized in that a back mounting groove with an upward opening is formed in the back support along the front-back direction, the lower end of the back side beam extends into the back mounting groove and is fixed, a reinforcing cover plate is covered on the back mounting groove in front of the back side beam, and the reinforcing cover plate is fixedly connected with the back support and the back side beam.
The back support comprises a back support connecting plate, two opposite side edges of the back support connecting plate are respectively turned upwards to form a back support connecting side lug, and the back support connecting side lug and the back support connecting plate enclose the back support mounting groove;
the bottom surface of the backrest mounting groove is horizontally arranged, the groove wall at the rear part of the backrest mounting groove extends upwards, and the upper edge of the groove wall at the middle part of the backrest mounting groove is a bevel edge which is inclined forwards;
the reinforced cover plate comprises a lower reinforced plate and an upper reinforced plate, the lower reinforced plate is obliquely arranged and buckled on a notch in the middle of the backrest installation groove, the rear side edge of the lower reinforced plate is abutted against the backrest boundary beam, the lower side edge of the upper reinforced plate is connected with the rear side edge of the lower reinforced plate, and the upper reinforced plate is fixedly connected with the backrest boundary beam;
the two opposite side edges of the lower reinforcing plate are respectively turned downwards to form reinforcing side ears, and the inner surfaces of the reinforcing side ears are adhered and fixed with the outer surfaces of the rear support connecting side ears;
the lower end of the backrest side beam is tightly attached to and fixed with the groove walls on two sides of the rear part of the backrest mounting groove, and the backrest mounting groove in front of the backrest side beam is widened.
By adopting the design, the backrest mounting groove is used for plugging and fixing the backrest boundary beam on one hand and plays a role in reducing weight on the other hand; the reinforced cover plate is fixedly connected with the backrest connecting column and the seat frame connecting seat simultaneously, so that the stabilizing effect is achieved, the structure is simple, and the weight is lighter.
The beneficial effects are that: by adopting the light-weight automobile seat framework, the framework of the backrest and the seat frame is simple, and the weight is lighter; the connection stability of the backrest is good; compared with the traditional plate rib type seat framework, the weight is greatly reduced, and the seat framework is more suitable for the requirements of low-carbon markets.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic structural view of a seat frame skeleton a;
FIG. 3 is an enlarged view of the portion x of FIG. 2;
fig. 4 is a schematic structural view of the seat frame skeleton a under another view angle;
FIG. 5 is an enlarged view of the portion y of FIG. 4;
fig. 6 is an enlarged view of section i of fig. 4;
fig. 7 is a schematic structural view of the backrest frame t;
FIG. 8 is an enlarged view of the portion s of FIG. 7;
FIG. 9 is an enlarged view of the r portion of FIG. 7;
fig. 10 is a schematic structural view of the back frame t at another view angle;
FIG. 11 is an enlarged view of section m of FIG. 10;
fig. 12 is an enlarged view of the portion n of fig. 10.
Detailed Description
The invention is further described below with reference to examples and figures.
As shown in fig. 1, a lightweight car seat framework comprises a seat frame framework a and a backrest framework t, wherein a bottom frame z is arranged below the seat frame framework a, the seat frame framework a is fixed on the bottom frame z, and the lower part of the backrest framework t is fixedly connected with the rear part of the bottom frame z;
as can be seen in connection with fig. 2 to 7:
the front part of the underframe z is opposite to two front supports z1, front lugs b1 are respectively arranged at the front part of the seat frame framework a corresponding to the two front supports z1, the front lugs b1 are respectively connected with the corresponding front supports z1, and the inner side surfaces of the front lugs b1 are abutted against the front cross beam b;
the rear part of the underframe z is opposite to two rear supports z2, the rear part of the seat frame framework a is provided with rear lugs b6 corresponding to the two rear supports z2, and the rear lugs b6 are connected with the corresponding rear supports z2 respectively;
the seat frame framework a comprises two seat frame side pipes a1 which are arranged oppositely, the front parts of the seat frame side pipes a1 are bent downwards to form front supporting pipes a3, a front stop lever a4 is connected between the front supporting pipes a3 of the two seat frame side pipes a1, a front cross beam b and a rear cross beam c are connected between the two seat frame side pipes a1, seat frame foaming hanging columns a2 are respectively arranged on the seat frame side pipes a1, and the seat frame foaming hanging columns a2 extend outwards from the seat frame side pipes a1;
the backrest framework t comprises two backrest side beams t1 which are arranged opposite to each other, the upper ends of the two backrest side beams t1 are connected through an upper cross beam t2, the lower ends of the backrest side beams t1 are respectively fixed at the rear part of the underframe z, backrest foaming hanging columns g1 are arranged on the backrest side beams t1, and the backrest foaming hanging columns g1 extend out of the side beams t1.
The front lugs b1 and the front cross beam b are abutted in the following manner:
a front base plate b2 is horizontally arranged on the front cross beam b along the length direction of the front cross beam b, the front cross beam b is positioned on the upper surface of the front base plate b2, the end parts of the two ends of the front base plate b2 are respectively inclined upwards to form a supporting lug abutting plate b3, the outer side edge of the supporting lug abutting plate b3 is bent upwards to form a seat frame connecting plate b4, and the outer side surface of the seat frame connecting plate b4 is connected with the seat frame side pipe a1;
the upper portion of preceding journal stirrup b1 turns over the book outwards and forms preceding journal stirrup connecting plate b5, the upper surface of this preceding journal stirrup connecting plate b5 with seat frame limit pipe a1 is connected, the middle part of preceding journal stirrup b1 inwards inclines to be close to journal stirrup butt joint board b3, the middle part of preceding journal stirrup b1 with journal stirrup butt joint board b3 supports tightly, the lower part of preceding journal stirrup b1 vertically extends down the back with preceding support z1 is connected, be equipped with preceding supporting piece on the preceding support z1, the lower limb of preceding journal stirrup b1 falls on this preceding supporting piece.
In order to further reduce the weight of the seat frame skeleton a, the front cross beam b is in a groove shape, the groove opening of the front cross beam b faces downwards, and the notch edge of the front cross beam b is turned outwards to form the front base plate b2.
The concrete connection mode of the rear support lug b6 and the rear cross beam c is as follows: the lower edge of the rear support lug b6 is fixedly connected with the rear support z2, the upper part of the rear support lug b6 is inwards and horizontally bent and then is connected with the rear cross beam c, the rear cross beam c is plate-shaped, and the lower surfaces of the two ends of the rear cross beam c are fixedly connected with the seat frame side tube a 1.
The seat frame support is paved on the front beam b and the rear beam c and comprises at least two seat frame cross bars h1, two ends of each seat frame cross bar h1 are respectively lapped on two seat frame side pipes a1, two end parts of each seat frame cross bar h1 respectively extend out of each seat frame side pipe a1 to form a seat frame foaming hanging column a2, and all seat frame reinforcing net racks are fixedly connected to each seat frame cross bar h 1.
As can be seen in conjunction with fig. 8 to 12:
the two backrest side beams t1 are paved with a supporting frame g, the supporting frame g comprises a back supporting frame g2 and a head supporting frame g3, the back supporting frame g2 comprises at least two back cross bars g4 which are horizontally arranged, the back cross bars g4 are positioned on the front sides of the backrest side beams t1, and two ends of the back cross bars g4 are welded with the two backrest side beams t1 respectively;
the two ends of the back cross bar g4 extend out of the backrest boundary beam t1 respectively to form backrest foaming hanging columns g1, all the back cross bars g4 are provided with back U-shaped bars g5, two vertical arms of the back U-shaped bars g5 are fixedly connected with all the back cross bars g4 respectively, and transverse arms of the back U-shaped bars g5 are positioned below all the back cross bars g 4;
the head support g3 comprises a head U-shaped rod g6, the head U-shaped rod g6 is located on the front side of the upper beam t2, two vertical arms of the head U-shaped rod g6 are respectively welded with the upper beam t2, the two vertical arms of the head U-shaped rod g6 extend downwards and then are respectively bent outwards to form a shoulder support rod g7, the shoulder support rods g7 are located on the front side of the backrest boundary beam t1, the shoulder support rods g7 are welded with the backrest boundary beam, the free ends of the shoulder support rods g7 extend outwards from the backrest boundary beam t1 to form a backrest foaming hanging column g1, at least one head reinforcing rod g8 is connected between the two vertical arms of the head U-shaped rod g6, and the transverse arms of the head U-shaped rod g6 are located above the upper beam t 2.
The rear support z2 comprises a rear support connecting plate z4, two opposite side edges of the rear support connecting plate z4 are respectively turned up to form rear support connecting side lugs z5, the rear support connecting side lugs z5 and the rear support connecting plate z4 enclose a backrest mounting groove z3, the backrest mounting groove z3 is arranged along the front-rear direction,
the lower end of the backrest boundary beam t1 extends into the backrest mounting groove z3, the lower end of the backrest boundary beam t1 is tightly attached to and fixed to two side groove walls at the rear part of the backrest mounting groove z3, and the backrest mounting groove z3 in front of the backrest boundary beam t1 expands and widens outwards.
The backrest mounting groove z3 in front of the backrest side beam t1 is covered with a reinforcing cover plate f which is fixedly connected with the rear support z2 and the backrest side beam t1 at the same time; the bottom surface of the backrest mounting groove z3 is horizontally arranged, the groove wall at the rear part of the backrest mounting groove z3 extends upwards, and the upper edge of the groove wall at the middle part of the backrest mounting groove z3 is a bevel edge which is inclined forwards; the reinforced cover plate f comprises a lower reinforced plate f1 and an upper reinforced plate f2, the lower reinforced plate f1 is obliquely arranged and buckled on a notch in the middle of the backrest installation groove z3, the rear side edge of the lower reinforced plate f1 is propped against the backrest boundary beam t1, the lower side edge of the upper reinforced plate f2 is connected with the rear side edge of the lower reinforced plate f1, and the upper reinforced plate f2 is fixedly connected with the backrest boundary beam t 1; the two opposite side edges of the lower reinforcing plate f1 are respectively turned down to form reinforcing side ears f3, and the inner surfaces of the reinforcing side ears f3 are adhered and fixed with the outer surfaces of the rear support connecting side ears z 5.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and that many similar changes can be made by those skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. The utility model provides a lightweight car seat skeleton, includes seat frame skeleton (a) and back skeleton (t), seat frame skeleton (a) below is equipped with chassis (z), seat frame skeleton (a) are fixed on chassis (z), the lower part of back skeleton (t) with the rear portion fixed connection of chassis (z), its characterized in that:
the seat frame framework (a) comprises two seat frame side pipes (a 1) which are arranged oppositely, a front cross beam (b) and a rear cross beam (c) are connected between the two seat frame side pipes (a 1), seat frame foaming hanging columns (a 2) are respectively arranged on the seat frame side pipes (a 1), and the seat frame foaming hanging columns (a 2) extend outwards from the seat frame side pipes (a 1);
the backrest framework (t) comprises two backrest side beams (t 1) which are arranged opposite to each other, the upper ends of the two backrest side beams (t 1) are connected through an upper cross beam (t 2), the lower ends of the backrest side beams (t 1) are respectively fixed at the rear part of the underframe (z), backrest foaming hanging columns (g 1) are arranged on the backrest side beams (t 1), and the backrest foaming hanging columns (g 1) extend out of the side beams (t 1);
the front part of the underframe (z) is opposite to two front supports (z 1), front lugs (b 1) are respectively arranged at the front part of the seat frame framework (a) corresponding to the two front supports (z 1), the front lugs (b 1) are respectively connected with the corresponding front supports (z 1), and the inner side surfaces of the front lugs (b 1) are abutted against the front cross beam (b);
the rear part of the underframe (z) is opposite to two rear supports (z 2), the rear part of the seat frame framework (a) is provided with rear support lugs (b 6) corresponding to the two rear supports (z 2), and the rear support lugs (b 6) are connected with the corresponding rear supports (z 2) respectively;
a front base plate (b 2) is horizontally arranged on the front cross beam (b) along the length direction of the front cross beam, the front cross beam (b) is positioned on the upper surface of the front base plate (b 2), two end parts of the front base plate (b 2) are respectively inclined upwards to form a supporting lug abutting plate (b 3), the outer side edge of the supporting lug abutting plate (b 3) is bent upwards to form a seat frame connecting plate (b 4), and the outer side surface of the seat frame connecting plate (b 4) is connected with the seat frame side pipe (a 1);
the upper part of the front support lug (b 1) is turned outwards to form a front support lug connecting plate (b 5), the upper surface of the front support lug connecting plate (b 5) is connected with the seat frame side pipe (a 1), the middle part of the front support lug (b 1) is inwards inclined to be close to the support lug abutting plate (b 3), the middle part of the front support lug (b 1) is abutted against the support lug abutting plate (b 3), the lower part of the front support lug (b 1) vertically extends downwards and then is connected with the front support seat (z 1), a front bearing block is arranged on the front support seat (z 1), and the lower edge of the front support lug (b 1) falls on the front bearing block;
the front cross beam (b) is in a groove shape, the groove opening of the front cross beam (b) faces downwards, and the edge of the notch of the front cross beam (b) is turned outwards to form the front base plate (b 2);
the lower edge of the rear supporting lug (b 6) is fixedly connected with the rear support (z 2), the upper part of the rear supporting lug (b 6) is inwards and horizontally bent and then is connected with the rear cross beam (c), the rear cross beam (c) is plate-shaped, and the lower surfaces of the two ends of the rear cross beam (c) are fixedly connected with the seat frame side pipe (a 1);
the seat frame support is paved on the front cross beam (b) and the rear cross beam (c), the seat frame support comprises at least two seat frame cross bars (h 1), two ends of each seat frame cross bar (h 1) are respectively lapped on two seat frame side pipes (a 1), two end parts of each seat frame cross bar (h 1) respectively extend out of each seat frame side pipe (a 1) to form a seat frame foaming hanging column (a 2), and all seat frame cross bars (h 1) are fixedly connected with a seat frame reinforcing net frame.
2. A lightweight car seat frame as defined in claim 1, wherein: two support frames (g) are paved on the backrest side beams (t 1), each support frame (g) comprises a back support frame (g 2) and a head support frame (g 3), and the back support frames (g 2) and the head support frames (g 3) are respectively provided with backrest foaming hanging columns (g 1).
3. A lightweight car seat frame as defined in claim 2, wherein: the back support frame (g 2) comprises at least two back cross bars (g 4) which are horizontally arranged, two ends of each back cross bar (g 4) are fixedly connected with two backrest side beams (t 1) respectively, two ends of each back cross bar (g 4) extend out of the outer sides of the backrest side beams (t 1) respectively to form backrest foaming hanging columns (g 1), all back U-shaped rods (g 5) are arranged on the back cross bars (g 4), two vertical arms of each back U-shaped rod (g 5) are fixedly connected with all back cross bars (g 4) respectively, and transverse arms of each back U-shaped rod (g 5) are located below the corresponding back cross bars (g 4).
4. A lightweight car seat frame as set forth in claim 3, wherein: the head support frame (g 3) comprises a head U-shaped rod (g 6), two vertical arms of the head U-shaped rod (g 6) are respectively fixedly connected with the upper cross beam (t 2), two vertical arms of the head U-shaped rod (g 6) extend downwards and then are respectively bent outwards to form a shoulder support rod (g 7), the shoulder support rods (g 7) are fixedly connected with the backrest boundary beam (t 1), the free ends of the shoulder support rods (g 7) extend outwards to form the backrest foaming hanging column (g 1), at least one head reinforcing rod (g 8) is connected between the two vertical arms of the head U-shaped rod (g 6), and the transverse arms of the head U-shaped rod (g 6) are positioned above the upper cross beam (t 2).
5. The lightweight car seat frame according to claim 1, 2, 3 or 4, characterized in that: the back support (z 2) is provided with a back mounting groove (z 3) with an upward opening along the front-back direction, the lower end of the back side beam (t 1) stretches into the back mounting groove (z 3) and is fixed, the back mounting groove (z 3) in front of the back side beam (t 1) is covered with a reinforcing cover plate (f), and the reinforcing cover plate (f) is fixedly connected with the back support (z 2) and the back side beam (t 1) at the same time.
6. The lightweight car seat frame according to claim 5, wherein: the rear support (z 2) comprises a rear support connecting plate (z 4), two opposite side edges of the rear support connecting plate (z 4) are respectively turned up to form rear support connecting side lugs (z 5), and the rear support connecting side lugs (z 5) and the rear support connecting plate (z 4) enclose a backrest mounting groove (z 3);
the bottom surface of the backrest mounting groove (z 3) is horizontally arranged, the groove wall at the rear part of the backrest mounting groove (z 3) extends upwards, and the upper edge of the groove wall at the middle part of the backrest mounting groove (z 3) is a bevel edge which is inclined forwards;
the reinforced cover plate (f) comprises a lower reinforced plate (f 1) and an upper reinforced plate (f 2), the lower reinforced plate (f 1) is obliquely arranged and buckled on a notch in the middle of the backrest installation groove (z 3), the rear side edge of the lower reinforced plate (f 1) is abutted against the backrest side beam (t 1), the lower side edge of the upper reinforced plate (f 2) is connected with the rear side edge of the lower reinforced plate (f 1), and the upper reinforced plate (f 2) is fixedly connected with the backrest side beam (t 1);
the two opposite side edges of the lower reinforcing plate (f 1) are respectively turned down to form reinforcing side lugs (f 3), and the inner surfaces of the reinforcing side lugs (f 3) are adhered and fixed with the outer surfaces of the rear support connecting side lugs (z 5);
the lower end of the backrest side beam (t 1) is tightly attached to and fixed to the groove walls on two sides of the rear part of the backrest mounting groove (z 3), and the backrest mounting groove (z 3) in front of the backrest side beam (t 1) is widened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710331211.7A CN107031481B (en) | 2017-05-11 | 2017-05-11 | Light-weight automobile seat framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710331211.7A CN107031481B (en) | 2017-05-11 | 2017-05-11 | Light-weight automobile seat framework |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107031481A CN107031481A (en) | 2017-08-11 |
| CN107031481B true CN107031481B (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710331211.7A Active CN107031481B (en) | 2017-05-11 | 2017-05-11 | Light-weight automobile seat framework |
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| CN (1) | CN107031481B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108372810B (en) * | 2018-02-08 | 2023-06-23 | 重庆博奥镁铝金属制造有限公司 | Passenger car seat framework |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205768851U (en) * | 2016-05-31 | 2016-12-07 | 长城汽车股份有限公司 | Chair framework and seat and vehicle |
| WO2017022724A1 (en) * | 2015-08-04 | 2017-02-09 | テイ・エス テック株式会社 | Seat back frame |
| CN206031147U (en) * | 2016-08-22 | 2017-03-22 | 重庆九九机械工业有限公司 | Automobile seat framework |
| CN206841236U (en) * | 2017-05-11 | 2018-01-05 | 重庆延锋安道拓汽车部件系统有限公司 | Lightweight automobile chair frame |
-
2017
- 2017-05-11 CN CN201710331211.7A patent/CN107031481B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017022724A1 (en) * | 2015-08-04 | 2017-02-09 | テイ・エス テック株式会社 | Seat back frame |
| CN205768851U (en) * | 2016-05-31 | 2016-12-07 | 长城汽车股份有限公司 | Chair framework and seat and vehicle |
| CN206031147U (en) * | 2016-08-22 | 2017-03-22 | 重庆九九机械工业有限公司 | Automobile seat framework |
| CN206841236U (en) * | 2017-05-11 | 2018-01-05 | 重庆延锋安道拓汽车部件系统有限公司 | Lightweight automobile chair frame |
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