CN210792910U - Seat back skeleton - Google Patents
Seat back skeleton Download PDFInfo
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- CN210792910U CN210792910U CN201920813643.6U CN201920813643U CN210792910U CN 210792910 U CN210792910 U CN 210792910U CN 201920813643 U CN201920813643 U CN 201920813643U CN 210792910 U CN210792910 U CN 210792910U
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- flanging
- boss
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- reinforcing
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Abstract
The utility model discloses a seat back skeleton, including the main part roof beam, this main part roof beam bending type becomes entablature and two sideboard to constitute the skeleton body of frame shape, the lower part of sideboard is equipped with the connecting plate installation department respectively, the outer lane of skeleton body is equipped with outer reinforcement strake, and the inner circle of skeleton body is equipped with interior reinforcement strake, and the connecting plate installation department supports including locating two at least on the sideboard and supports and lean on the boss, supports to run through on the boss and has the installation through-hole, supports to be connected with stable sand grip between the boss. The adoption of the scheme has the effects that the widths of the upper cross beam and the side plate can be narrower through the reinforcement of the outer reinforced edge strip and the inner reinforced edge strip, the point and line reinforcement is carried out on the mounting part of the connecting plate, the increase of the thickness of a sheet metal part in a large area is avoided, the material consumption is reduced, and the purpose of reducing the weight is achieved; meanwhile, the contact area between the abutting boss and the upper connecting plate of the angle adjuster is reduced, and large-area abrasion of magnesium alloy is avoided.
Description
Technical Field
The utility model relates to an automobile seat accessory, concretely relates to automobile seat accessory.
Background
Light weight of the seat frame has become a design requirement of most host computer factories, and in order to achieve light weight, material replacement and structural design are two commonly adopted modes. Particularly, the steel sheet metal part with higher strength is selected, so that the using amount of the steel sheet metal part can be reduced, the weight is reduced, and aluminum alloy and magnesium alloy can also be used as alternative materials; the general idea of adopting the structural design to reduce the weight is as follows: a weight reducing hole is formed, a hollow structure is made, but when the structure is designed to be light, the mechanical strength which the structure must reach needs to be considered, and the relationship between the light weight and the strength needs to be balanced; it is difficult to further reduce the weight of the existing structural design.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a seat back framework.
The technical scheme is as follows:
the utility model provides a backrest skeleton, includes the main part roof beam, and the both ends of this main part roof beam are buckled downwards respectively and are formed the skeleton body of frame shape, and the middle part of this main part roof beam forms the entablature, and the kink at these main part roof beam both ends forms two sideboard, two the sideboard is just to setting up, two the lower part of sideboard is equipped with the connecting plate installation department respectively, and its key lies in: the outer ring of the framework body is provided with an outer strengthening edge strip which extends to the outside of the framework body, and the inner ring of the framework body is provided with an inner strengthening edge strip which extends to the inside of the framework body;
the connecting plate installation department includes that at least two support and lean on the boss, support and lean on the boss to be located on the sideboard, every support and to have run through respectively on the boss and to have a mounting hole, support and be connected with stable sand grip between the boss.
The technical scheme has the obvious effects that the widths of the upper cross beam and the side plate can be narrower through the reinforcement of the outer reinforcement edge strips and the inner reinforcement edge strips, so that the material consumption is reduced, and the weight is reduced; the connecting part of the angle adjuster connecting plate is subjected to point reinforcement and line reinforcement, so that the thickness of a sheet metal part is prevented from being increased in a large area due to blocking, the material consumption is reduced, and the purpose of reducing weight is achieved; meanwhile, the contact area between the boss and the angle adjuster upper connecting plate can be reduced by abutting the boss and the angle adjuster upper connecting plate, and large-area abrasion of magnesium alloy is avoided.
The main body beam comprises an outward flange, a plate body and an inward flange which are sequentially arranged from outside to inside, the inner side edge and the outer side edge of the plate body are respectively connected with the front side edge of the inward flange and the front side edge of the outward flange, and the outward flange, the plate body and the inward flange are integrally formed to form a groove-shaped structure with a backward opening;
the outer strengthening edge strip is arranged on the outer flanging edge and arranged along the trend of the outer strengthening edge strip, the inner strengthening edge strip is arranged on the inner flanging edge and arranged along the trend of the inner strengthening edge strip, and the abutting boss is arranged on the outer wall of the outer flanging edge.
The rear side edge of the outer flanging is turned outwards to form the outer strengthening edge strip, and the rear side edge of the inner flanging is turned inwards to form the inner strengthening edge strip.
The plate comprises a plate body, and is characterized in that a reinforcing rib plate is arranged on the back side of the plate body along the trend of the plate body, the reinforcing rib plate is positioned between an outward flange and an inward flange, reinforcing columns are distributed on the reinforcing rib plate at intervals, the front ends of the reinforcing columns are fixed on the back side of the plate body, the diameter of each reinforcing column is larger than the thickness of the reinforcing rib plate, and reinforcing plates are respectively connected between the outward flange and the reinforcing rib plate and between the reinforcing rib plate and the inward flange.
The outer wall of the outer flanging is sequentially provided with three abutting bosses from top to bottom, wherein the abutting bosses on the upper portion and the lower portion are respectively close to the front edge of the outer flanging, the abutting bosses on the middle portion are close to the rear edge of the outer flanging, the abutting bosses on the upper portion and the middle portion are connected with the stabilizing convex strips between the abutting bosses, the abutting bosses on the middle portion and the lower portion are connected with the stabilizing convex strips, and the stabilizing convex strips are fixed on the outer wall of the outer flanging.
Three in the above design lean on the boss and form the triangle-shaped structure to improve its and regulator upper junction plate's stability of being connected.
The two of upper portion and lower part lean on to lean on the edge of turning up between the boss still to be equipped with outer reinforcing sand grip, the one end of this outer reinforcing sand grip is close to the front side edge of turn up, the other end of this outer reinforcing sand grip with the middle part lean on the boss to be connected be equipped with and subtract heavy sunken on the outer reinforcing sand grip.
The medial surface of back sideboard corresponds every support to lean on the boss to be equipped with balanced boss respectively, the mounting hole runs through balanced boss the medial surface of back sideboard corresponds outer enhancement sand grip is equipped with interior enhancement sand grip.
A lower cross beam is further connected between the two side plates, two ends of the lower cross beam are respectively connected with the lower ends of the two side plates, the lower cross beam comprises a lower beam flanging, a lower beam plate and a lower beam inner flanging which are sequentially arranged from the outer side to the inner side of the framework body, the inner side edge and the outer side edge of the lower beam plate are respectively connected with the front side edge of the lower beam inner flanging and the front side edge of the lower beam flanging, the lower beam plate is connected with the lower end of the plate body, and the lower beam inner flanging is connected with the lower end of the inner flanging;
the rear side edge of the lower beam inner flanging is turned inwards to form a lower beam reinforcing strip, and two ends of the lower beam reinforcing strip are connected with the lower end of the inner reinforcing edge strip respectively.
The outer flanging, the abutting lug boss, the balance lug boss, the outer reinforcing convex strip and the inner reinforcing convex strip are integrally formed;
the lower beam outer flanging, the lower beam plate and the lower beam inner flanging are integrally formed;
the lower cross beam and the groove-shaped main body beam are integrally formed.
Has the advantages that: by adopting the seat back framework of the utility model, the widths of the upper beam and the side plate can be narrower through the reinforcement of the outer reinforced edge strip and the inner reinforced edge strip, so as to reduce the material consumption and the weight; the connecting part of the angle adjuster connecting plate is subjected to point reinforcement and line reinforcement, so that the thickness of a sheet metal part is prevented from being increased in a large area in a blocking manner, the material consumption is reduced, and the purpose of reducing weight is achieved; meanwhile, the contact area between the boss and the angle adjuster upper connecting plate can be reduced by abutting the boss and the angle adjuster upper connecting plate, and large-area abrasion of magnesium alloy is avoided.
Drawings
Fig. 1 is a schematic front perspective view of the present invention;
fig. 2 is a schematic front plan view of the present invention;
fig. 3 is a schematic view of the back structure of the present invention;
FIG. 4 is an enlarged view of section i of FIG. 1;
FIG. 5 is a cross-sectional view A-A of FIG. 2;
FIG. 6 is a cross-sectional view B-B of FIG. 2;
FIG. 7 is a cross-sectional view C-C of FIG. 2;
FIG. 8 is a cross-sectional view D-D of FIG. 2;
FIG. 9 is a cross-sectional view E-E of FIG. 2;
FIG. 10 is an enlarged view of the j portion of FIG. 3;
fig. 11 is an enlarged view of a portion k of fig. 3.
Detailed Description
The present invention will be further explained with reference to the following examples and drawings.
As shown in fig. 1 to 11, a seat back frame includes a main body beam, two ends of the main body beam are respectively bent downward to form a frame-shaped frame body, an upper cross beam 8 is formed in the middle of the main body beam, two side plates 1 are formed at the bent portions of the two ends of the main body beam, the two side plates 1 are arranged opposite to each other, a connecting plate mounting portion is respectively arranged at the lower portions of the two side plates 1, an outer reinforcing edge strip 101 is arranged at the outer ring of the frame body, the outer reinforcing edge strip 101 extends to the outside of the frame body, an inner reinforcing edge strip 102 is arranged at the inner ring of the frame body, and the inner reinforcing edge strip 102 extends to the inside of the frame body;
specifically, the main body beam comprises an outer flanging 71, a plate body 7 and an inner flanging 72 which are sequentially arranged from outside to inside, the inner side edge and the outer side edge of the plate body 7 are respectively connected with the front side edge of the inner flanging 72 and the front side edge of the outer flanging 71, and the outer flanging 71, the plate body 7 and the inner flanging 72 are integrally formed to enclose a groove-shaped structure with a backward opening; reinforcing ribs 73 are arranged on the back side of the plate body 7 along the direction of the back side, the reinforcing ribs 73 are positioned between the outward flange 71 and the inward flange 72, reinforcing columns 74 are distributed on the reinforcing ribs 73 at intervals, the front ends of the reinforcing columns 74 are fixed on the back side of the plate body 7, the diameter of each reinforcing column 74 is larger than the thickness of the reinforcing rib 73, and reinforcing plates are respectively connected between the outward flange 71 and the reinforcing ribs 73 and between the reinforcing ribs 73 and the inward flange 72.
As a specific implementation manner, the outer reinforcing edge strips 101 are welded to the outer flange 71 and arranged along the direction of the outer flange, the inner reinforcing edge strips 102 are welded to the inner flange 72 and arranged along the direction of the inner flange, and the abutting bosses 2 are arranged on the outer wall of the outer flange 71.
In another specific embodiment, the rear edge of the outer flange 71 is folded outward to form the outer reinforcing edge strip 101, and the rear edge of the inner flange 72 is folded inward to form the inner reinforcing edge strip 102.
A lower cross beam 9 is further connected between the two side plates 1, two ends of the lower cross beam 9 are respectively connected with the lower ends of the two side plates 1, the lower cross beam 9 comprises a lower beam outer flange 91, a lower beam plate 93 and a lower beam inner flange 92 which are sequentially arranged from the outer side to the inner side of the framework body, the inner side and the outer side edges of the lower beam plate 93 are respectively connected with the front side edge of the lower beam inner flange 92 and the front side edge of the lower beam outer flange 91, the lower beam plate 93 is connected with the lower end of the plate body 7, and the lower beam inner flange 92 is connected with the lower end of the inner flange 72; the rear side edge of the lower beam inner flange 92 is turned inwards to form a lower beam reinforcing strip 94, and two ends of the lower beam reinforcing strip 94 are respectively connected with the lower end of the inner reinforcing edge strip 102.
The outer flanging 71, the abutting lug boss 2, the balance lug boss 5, the outer reinforcing convex strip 4 and the inner reinforcing convex strip 6 are integrally formed; the lower beam outer flanging 91, the lower beam plate 93 and the lower beam inner flanging 92 are integrally formed; the lower cross beam 9 and the groove-shaped main body beam are integrally formed.
The connecting plate installation department includes that at least two lean on boss 2, lean on boss 2 to be located on the sideboard 1, every lean on and to have run through installation through-hole 1a on the boss 2 respectively, lean on to be connected with between the boss 2 and stabilize sand grip 3. For improving the stability, the outer wall of the flanging 71 is sequentially distributed with three from top to bottom to lean against the boss 2, wherein the upper portion and the lower portion lean against the boss 2 to be close to the front side edge of the flanging 71 respectively, the middle portion lean against the boss 2 to be close to the rear side edge of the flanging 71, the upper portion and the middle portion lean against and are connected with the stable convex strip 3 between the boss 2, the middle portion and the lower portion lean against and are connected with the stable convex strip 3 between the boss 2, and the stable convex strip 3 is fixed on the outer wall of the flanging 71.
Two of upper portion and lower part lean on to lean on still be equipped with outer enhancement sand grip 4 on the flanging 71 between the boss 2, the one end of this outer enhancement sand grip 4 is close to the front edge of flanging 71, the other end of this outer enhancement sand grip 4 with the middle part lean on the boss 2 to be connected be equipped with on the outer enhancement sand grip 4 and subtract heavy sunken 4 a.
The medial surface of back sideboard 1 corresponds every lean on boss 2 to be equipped with balanced boss 5 respectively, mounting hole 1a runs through balanced boss 5 the medial surface of back sideboard 1 corresponds outer enhancement sand grip 4 is equipped with interior enhancement sand grip 6.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.
Claims (9)
1. The utility model provides a backrest skeleton, includes the main part roof beam, the both ends of this main part roof beam bend down respectively and form the skeleton body of frame shape, and the middle part of this main part roof beam forms entablature (8), and the kink at these main part roof beam both ends forms two sideboard (1), two sideboard (1) is just to setting up, two the lower part of sideboard (1) is equipped with connecting plate installation department, its characterized in that respectively: an outer strengthening edge strip (101) is arranged on the outer ring of the framework body, the outer strengthening edge strip (101) extends to the outer part of the framework body, an inner strengthening edge strip (102) is arranged on the inner ring of the framework body, and the inner strengthening edge strip (102) extends to the inner part of the framework body;
the connecting plate installation department includes that at least two lean on boss (2), lean on boss (2) to be located on sideboard (1), every lean on and run through respectively on boss (2) and have installation through-hole (1a), it stabilizes sand grip (3) to lean on to be connected with between boss (2).
2. The seatback frame according to claim 1, wherein: the main body beam comprises an outward flange (71), a plate body (7) and an inward flange (72) which are sequentially arranged from outside to inside, the edges of the inner side and the outer side of the plate body (7) are respectively connected with the front edge of the inward flange (72) and the front edge of the outward flange (71), and the outward flange (71), the plate body (7) and the inward flange (72) are integrally formed to enclose a groove-shaped structure with a backward opening;
the outer strengthening edge strips (101) are arranged on the outer flanging (71) and arranged along the trend of the outer strengthening edge strips, the inner strengthening edge strips (102) are arranged on the inner flanging (72) and arranged along the trend of the inner strengthening edge strips, and the abutting bosses (2) are arranged on the outer wall of the outer flanging (71).
3. The seatback frame according to claim 2, wherein: the rear side edge of the outer flanging (71) is turned outwards to form the outer strengthening edge strip (101), and the rear side edge of the inner flanging (72) is turned inwards to form the inner strengthening edge strip (102).
4. The seatback frame according to claim 3, wherein: the plate is characterized in that a reinforcing rib plate (73) is arranged on the back side of the plate body (7) along the trend of the plate, the reinforcing rib plate (73) is positioned between the outward flange (71) and the inward flange (72), reinforcing columns (74) are distributed on the reinforcing rib plate (73) at intervals, the front ends of the reinforcing columns (74) are fixed on the back side of the plate body (7), the diameter of each reinforcing column (74) is larger than the thickness of the reinforcing rib plate (73), and reinforcing plates are respectively connected between the outward flange (71) and the reinforcing rib plate (73) and between the reinforcing rib plate (73) and the inward flange (72).
5. The seatback frame according to claim 4, wherein: the outer wall of flanging (71) from last to distributing three in proper order down lean on boss (2), wherein upper portion and two of lower part lean on boss (2) to be close to respectively the front side edge of flanging (71), the middle part lean on boss (2) to be close to the rear side edge of flanging (71), two of upper portion and middle part lean on to be connected with between boss (2) stabilize sand grip (3), two of middle part and lower part lean on to be connected with between boss (2) stabilize sand grip (3), it is fixed in to stabilize sand grip (3) the outer wall of flanging (71).
6. The seatback frame according to claim 5, wherein: two of upper portion and lower part lean on to lean on between the boss (2) still be equipped with outer enhancement sand grip (4) on flanging (71), the one end of this outer enhancement sand grip (4) is close to the front edge reason of flanging (71), the other end and the middle part of this outer enhancement sand grip (4) lean on boss (2) to be connected be equipped with on outer enhancement sand grip (4) and subtract heavy sunken (4 a).
7. The seatback frame according to claim 6, wherein: the medial surface of back sideboard (1) corresponds every lean on boss (2) to be equipped with balanced boss (5) respectively, installation through-hole (1a) runs through balanced boss (5) the medial surface of back sideboard (1) corresponds outer enhancement sand grip (4) are equipped with interior enhancement sand grip (6).
8. The seatback frame according to claim 2, 3 or 4, wherein: a lower cross beam (9) is further connected between the two side plates (1), two ends of the lower cross beam (9) are respectively connected with the lower ends of the two side plates (1), the lower cross beam (9) comprises a lower beam flanging (91), a lower beam plate (93) and a lower beam flanging (92) which are sequentially arranged from the outer side to the inner side of the framework body, the inner side and the outer side edges of the lower beam plate (93) are respectively connected with the front side edge of the lower beam flanging (92) and the front side edge of the lower beam flanging (91), the lower beam plate (93) is connected with the lower end of the plate body (7), and the lower beam flanging (92) is connected with the lower end of the inner flanging (72);
the rear side edge of the lower beam inner flanging (92) is turned inwards to form a lower beam reinforcing strip (94), and two ends of the lower beam reinforcing strip (94) are respectively connected with the lower end of the inner reinforcing edge strip (102).
9. The seatback frame according to claim 8, wherein: the outer flanging (71), the abutting boss (2), the balance boss (5), the outer reinforcing convex strip (4) and the inner reinforcing convex strip (6) are integrally formed;
the lower beam outer flanging (91), the lower beam plate (93) and the lower beam inner flanging (92) are integrally formed;
the lower cross beam (9) and the groove-shaped main body beam are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920813643.6U CN210792910U (en) | 2019-05-31 | 2019-05-31 | Seat back skeleton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920813643.6U CN210792910U (en) | 2019-05-31 | 2019-05-31 | Seat back skeleton |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210792910U true CN210792910U (en) | 2020-06-19 |
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ID=71243305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920813643.6U Active CN210792910U (en) | 2019-05-31 | 2019-05-31 | Seat back skeleton |
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| Country | Link |
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| CN (1) | CN210792910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110154845A (en) * | 2019-05-31 | 2019-08-23 | 重庆博奥镁铝金属制造有限公司 | A kind of seat back-rest framework |
-
2019
- 2019-05-31 CN CN201920813643.6U patent/CN210792910U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110154845A (en) * | 2019-05-31 | 2019-08-23 | 重庆博奥镁铝金属制造有限公司 | A kind of seat back-rest framework |
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