CN108312920B - Automobile seat framework structure - Google Patents
Automobile seat framework structure Download PDFInfo
- Publication number
- CN108312920B CN108312920B CN201810090732.2A CN201810090732A CN108312920B CN 108312920 B CN108312920 B CN 108312920B CN 201810090732 A CN201810090732 A CN 201810090732A CN 108312920 B CN108312920 B CN 108312920B
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- Prior art keywords
- seat frame
- flanging
- backrest
- side plate
- sheet metal
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/68—Seat frames
- B60N2/682—Joining means
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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
- B60N2/64—Back-rests or cushions
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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
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention discloses an automobile seat framework structure, which comprises a seat frame framework and a backrest framework, wherein the seat frame framework comprises two horizontal seat frame side plate bottom plates, the inner side edges and the outer side edges of the frame side plate bottom plates are respectively folded upwards to form a seat frame inner flanging and a seat frame outer flanging, two backrest side plates of the backrest framework are connected with lower cross bars at the lower ends of the two backrest side plates, upper cross bars are connected to the upper parts of the two backrest side plates, and upper side beams are connected to the top ends of the two backrest side plates.
Description
Technical Field
The invention relates to the technical field of automobile seats, in particular to an automobile seat framework structure.
Background
The automobile seat belongs to the basic device of an automobile, is an important safety component of the automobile, plays a role in supporting the weight of an occupant and relieving vibration and impact transmitted by an automobile body, and is directly related to the riding comfort and safety of the occupant.
The automobile seat framework comprises a backrest framework and a seat frame framework, wherein the seat frame framework is generally mainly composed of a side plate, a seat basin, a supporting piece and a connecting piece; the backrest framework mainly comprises a backrest left side plate, a backrest right side plate, side beams, a cross beam, a snake-shaped spring and the like which are connected between the backrest left side plate and the backrest right side plate. The traditional automobile backrest framework and seat frame framework are mostly prepared from metal, have heavy weight, do not meet the light-weight development requirements of the current new energy automobile development, and if the backrest or seat frame framework is prepared from light-weight plastics or alloys, the backrest or seat frame framework is easy to lower in strength, easy to break and not meet the safety design requirements.
Disclosure of Invention
In order to solve the technical problems, the invention provides an automobile seat framework structure.
The technical proposal is as follows: an automobile seat framework structure is characterized in that: comprises a seat frame framework, wherein the rear part of the seat frame framework is connected with a backrest framework;
the seat frame framework comprises two seat frame side plate bottom plates which are horizontally arranged in parallel, the inner side edge and the outer side edge of the seat frame side plate bottom plates are respectively turned upwards to form a seat frame inner flanging and a seat frame outer flanging, the heights of the seat frame outer flanging and the seat frame inner flanging are respectively and gradually increased from front to back, and the height of any position of the seat frame outer flanging is larger than the height of the seat frame inner flanging corresponding to the seat frame outer flanging;
the backrest framework comprises two backrest side plates, and a lower cross rod, an upper cross rod and an upper edge beam which are arranged between the two backrest side plates, wherein the two backrest side plates are respectively connected with the rear ends of the base frame side plate, the inner side edges and the outer side edges of the backrest side plates are respectively folded backwards to form backrest inward flanging and backrest outward flanging, the two ends of the lower cross rod are respectively connected with the corresponding backrest inward flanging and the base frame inward flanging through connecting parts, the two ends of the upper cross rod are respectively connected with the corresponding backrest side plates, the corresponding backrest inward flanging and the corresponding backrest outward flanging in a covering mode along the width direction, and the two ends of the upper edge beam are respectively connected with the tops of the two backrest side plates.
According to the technical scheme, when the seat frame framework and the backrest framework are prepared by adopting materials with relatively weaker strength, the seat frame side plate bottom plates are jointly connected with other sheet metal parts or seat foams on the seat frame side plate bottom plates through the flanges at the two sides of the seat frame side plate bottom plates, so that the weight of passengers is connected, the force born by the whole seat frame framework in unit area is reduced, meanwhile, the height of the flange in the seat frame positioned at the inner side is lower, a seat foam groove in a basin shape is formed, seat foam is convenient to install, and the installed seat foam is not easy to slide sideways; the backrest framework is also enhanced in strength by additionally arranging a flanging; in addition, the two ends of the upper cross rod are simultaneously connected with the whole backrest side plate in the width direction, and are generally connected with the inner side of the backrest side plate only with the traditional upper cross rod, so that the connection strength of the upper cross rod and the backrest side plate is greatly improved.
As preferable:
the seat frame flanging is provided with a first sheet metal part mounting groove and a second sheet metal part mounting groove, wherein the notch of the second sheet metal part mounting groove is flush with the upper edge of the seat frame flanging, and the width of the second sheet metal part mounting groove gradually increases along the groove bottom towards the notch direction. By adopting the structure, the first sheet metal part mounting groove and the second sheet metal part mounting groove are formed in the seat frame flanging, and the sheet metal part can be rapidly positioned and mounted through the grooves.
The two sheet metal part mounting grooves are formed by inwards sinking a part of the seat frame flanging, and the two sheet metal part mounting grooves are connected through a strip-shaped connecting groove. By adopting the structure, the two sheet metal parts to be installed can be processed into an integrated structure, and the two sheet metal parts can be directly matched with the corresponding positioning grooves of the first sheet metal parts during assembly, so that the positioning of the two sheet metal parts can be realized once, and the assembly time is greatly saved; and the groove top wall of the first metal plate sheet metal part mounting groove can also play a certain limiting role on the assembled sheet metal part, and the pressure born by the seat frame side plate can be downwards transmitted to the mounted sheet metal part through the top wall of the sheet metal part mounting groove, so that the pressure of the seat frame side plate is reduced, and the service life of the seat frame side plate is prolonged.
The seat frame flanging between the two first sheet metal part mounting grooves protrudes outwards to form the second sheet metal part mounting groove, and the seat frame flanging below the second sheet metal part mounting groove is recessed inwards to form the connecting groove. The first sheet metal part mounting groove, the second sheet metal part mounting groove and the connecting groove can be formed by stamping or integrally casting, so that the structure is very convenient for mass production and processing.
The seat frame flanging and the seat frame inner flanging are connected with side plate reinforcing ribs, and the heights of the side plate reinforcing ribs are gradually increased from one side of the seat frame inner flanging to one side of the seat frame outer flanging. The structure is beneficial to further improving the strength of the flanging of the two seat frames and the base plate of the seat frame side plate.
The side plate reinforcing ribs are gradually inclined forwards from bottom to top, and the included angle between the front wall of the second sheet metal part mounting groove and the base frame side plate bottom plate is smaller than or equal to the included angle between the side plate reinforcing ribs and the base frame side plate bottom plate. By adopting the scheme, the front wall of the second sheet metal part assembly groove is inclined forwards by an angle larger than the angle of the frontward inclination of the side plate reinforcing rib, and the die can be conveniently separated from the upper side of the side plate reinforcing rib even if the longitudinal side plate reinforcing rib is arranged.
Above-mentioned connecting portion is including connecting the bottom plate, the seat frame sideboard bottom plate is close to outside a part and the butt joint of back curb plate that corresponds, the seat frame sideboard bottom plate is close to inside a part upwards extends and corresponds back internal flanging fixed connection forms connecting the bottom plate, the both ends of bottom rail are connected with corresponding connecting the bottom plate respectively, connecting the edge of bottom plate extends forward and forms and connects the bounding wall, connect the bounding wall with the correspondence back internal flanging and seat frame internal flanging butt joint. By adopting the structure, the transition joint of the seat frame side plate bottom plate and the backrest side plate is divided into two parts to be respectively connected with different parts of the backrest framework, the connection is firmer, a concave cavity is formed between the connecting bottom plate and the extending connecting part, and compared with the traditional mode of improving the strength by strengthening the thickness, the structure can not only effectively lighten the weight of the whole seat, but also avoid the excessive thickness of local material piles at the joint, and influence the integral molding of the seat.
The upper cross rod comprises a cross rod body, two ends of the cross rod body are respectively and fixedly connected with the corresponding backrest flanging, the upper edge and the lower edge of the cross rod body are respectively and backwardly folded to form an upper reinforcing plate and a lower reinforcing plate, and two ends of the upper reinforcing plate and the lower reinforcing plate are respectively in streamline form and extend to the corresponding backrest flanging and are simultaneously and fixedly connected with the corresponding backrest side plate and the corresponding backrest flanging. By adopting the scheme, the strength of the whole upper cross rod can be further improved, and the empty slot formed between the upper reinforcing plate and the lower reinforcing plate is also beneficial to reducing the weight of the whole backrest framework.
The upper edge of the upper side beam is horizontally folded and extended backwards to form an upper expansion bearing part, and the lower edge of the upper side beam is folded and extended backwards and downwards to form a lower expansion bearing part. By adopting the scheme, the upper expansion bearing part and the lower expansion bearing part enlarge the surface area of the upper edge beam, and the contact surface between the back foam and the upper edge beam is greatly increased after the back foam is installed, so that the service life of the upper edge beam is prolonged.
The headrest pole is arranged between the upper expansion bearing part and the lower expansion bearing part, a headrest pole hole is formed in the headrest pole, the upper end of the headrest pole hole extends upwards to penetrate out of the upper expansion bearing part, the lower end of the headrest pole hole extends downwards to penetrate out of the lower expansion bearing part, and the lower end face of the headrest pole hole is perpendicular to the hole core line of the headrest pole hole. After the headrest is inserted into the headrest rod hole by adopting the structure, if the lower part of the headrest rod hole does not extend continuously to be horizontal and is stopped at the lower expansion bearing part, the nut for tightening is not firmly tightened due to the gap between the inclined lower expansion bearing part and the nut for tightening due to the inclined lower expansion bearing part, and the nut can be tightly attached to the lower part of the headrest rod hole after the lower part of the headrest rod hole extends to be horizontal, so that the tightening effect is better.
The beneficial effects are that: the seat frame has the advantages that the overall strength of the seat frame skeleton is greatly improved, and due to the fact that the two sheet metal part assembly grooves are formed in the seat frame skeleton, the sheet metal parts can be positioned and installed quickly, and the seat frame skeleton is quite beneficial to overall demoulding of the whole seat frame; the connecting part in a backward concave shape is arranged at the transitional joint of the seat frame framework backrest framework and the lower cross rod, and compared with the traditional mode of improving strength by strengthening thickness, the connecting mode can not only effectively lighten the weight of the seat, but also avoid the influence on the forming effect of the seat due to the fact that local material piles at the joint are too thick; the invention also improves the structure of the upper edge beam, effectively enlarges the surface area of the upper edge beam, is beneficial to reducing the bearing condition of the upper edge beam in unit area after the back foam is arranged, and prolongs the service life of the upper edge beam.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a rear view of FIG. 2;
FIG. 4 is a right side view of FIG. 2;
FIG. 5 is a D-D sectional view of FIG. 2;
FIG. 6 is a cross-sectional view of F-F of FIG. 2;
fig. 7 is an enlarged view of the portion m in fig. 2.
Detailed Description
The invention is further described below with reference to examples and figures.
As shown in fig. 1-3, an automobile seat framework structure comprises a seat frame framework 1, wherein the rear part of the seat frame framework 1 is connected with a backrest framework 3, and the seat frame framework 1 and the backrest framework 3 are integrally formed and are made of magnesium aluminum alloy.
The seat frame skeleton 1 includes two seat frame sideboard bottom plates 1a that level parallel arrangement, the interior side and the outside limit of seat frame sideboard bottom plate 1a are upwards turned over respectively and are formed seat frame internal flange 1c and seat frame external flange 1b, the height of seat frame external flange 1b and seat frame internal flange 1c is from front to back crescent respectively, the height of seat frame external flange 1b arbitrary department is greater than its corresponding department seat frame internal flange 1 c's height.
Be equipped with first sheet metal component mounting groove 9 on the seat frame flanging 1b, the notch of first sheet metal component mounting groove 9 down and with the lower limb parallel and level of seat frame flanging 1b, first sheet metal component mounting groove 9 is totally two, and one of them first sheet metal component mounting groove 9 is close to the front portion of seat frame flanging 1b, another first sheet metal component mounting groove 9 is close to the middle part of seat frame flanging 1b, two first sheet metal component mounting groove 9 respectively by the inwards sunken formation of a part of seat frame flanging 1b, two connect through the connecting groove 10 of bar between the first sheet metal component mounting groove 9.
The seat frame flanging 1b and the seat frame inner flanging 1c are connected with a side plate reinforcing rib 1d, the height of the side plate reinforcing rib 1d is gradually increased from one side of the seat frame inner flanging 1c to one side of the seat frame flanging 1b, specifically, the upper edge of the side plate reinforcing rib 1d is formed by connecting three tangential circular arc lines, the circular arc line close to one side of the seat frame inner flanging 1c is a downward concave circular arc line, the circular arc line close to one side of the seat frame outer flanging 1b is an upward protruding circular arc line, the first two sections of the circular arc lines are smoothly connected together by the middle circular arc line, the lowest height of the side plate reinforcing rib 1d close to one side of the seat frame inner flanging 1c is equal to the height of the seat frame inner flanging 1c corresponding to the side of the side plate reinforcing rib, the highest height of the side plate reinforcing rib 1d close to one side of the seat frame outer flanging 1b is equal to the height of the seat frame outer flanging 1b corresponding to the side of the seat frame inner flanging 1b, and the distance between the adjacent side reinforcing ribs is gradually reduced from the front side to the back of the seat frame outer flanging 1 d.
The seat frame flanging 1b is further provided with a second sheet metal part mounting groove 7, a part of the seat frame flanging 1b between the two first sheet metal part mounting grooves 9 protrudes outwards to form the second sheet metal part mounting groove 7, the second sheet metal part mounting groove 7 is provided with a front wall 7b, a side wall 7a, a rear wall 7c and a bottom plane, the periphery of the bottom plane of the second sheet metal part mounting groove 7 is sequentially connected with the front wall 7b, the side wall 7a and the rear wall 7c, the notch of the second sheet metal part mounting groove 7 is flush with the upper edge of the seat frame flanging 1b, the width of the second sheet metal part mounting groove 7 gradually increases along the direction from the bottom to the notch, the seat frame flanging 1b below the second sheet metal part mounting groove 7 is recessed inwards to form the connecting groove 10, the recessed depth of the connecting groove 10 is equal to the recessed depth of the first sheet metal part mounting groove 9, and a second sheet metal part mounting hole is formed in the first sheet metal part mounting groove 9.
For facilitating the demolding, the side plate reinforcing ribs 1d are gradually inclined forward from bottom to top, the distance between the adjacent side plate reinforcing ribs 1d is gradually reduced from the front part of the seat frame side plate bottom plate 1a to the rear, the included angle between the front wall 7b of the second sheet metal part mounting groove 7 and the seat frame side plate bottom plate 1a is smaller than or equal to the included angle between the side plate reinforcing ribs 1d and the seat frame side plate bottom plate 1a, the rear wall 7c of the second sheet metal part mounting groove 7 is gradually inclined backward from the groove bottom to the groove opening direction, and two first sheet metal part assembly holes 7d are formed in the side wall 7a of the second sheet metal part mounting groove 7.
As shown in fig. 2-7, the backrest frame 3 includes two backrest side plates 3a, and a bottom rail 2, a top rail 6 and a top beam 11 disposed between the two backrest side plates 3a, where the bottom rail 2, the top rail 6 and the top beam 11 are sequentially disposed horizontally from bottom to top, the rear ends of the two seat frame side plate bottom plates 1a are respectively connected with one of the backrest side plates 3a, the rear parts of the seat frame flanging 1b are in streamline form and transition to the corresponding backrest side plate 3a and are fixedly connected with the outer side edges thereof, the inner side edges and the outer side edges of the backrest side plates 3a are respectively turned back to form a backrest inner flanging 3c and a backrest outer flanging 3b, two ends of the bottom rail 2 are respectively connected with the corresponding backrest inner flanging 3c and the seat frame inner flanging 1c through connecting portions 4, two ends of the top rail 6 respectively cover the corresponding backrest side plates 3a and are simultaneously connected with the corresponding backrest side plates 3a, the backrest inner flanging 3c and the top beam 11.
The connecting part 4 comprises a connecting bottom plate 4a, a part of the seat frame side plate bottom plate 1a close to the outer side is in butt joint with the corresponding backrest side plate 3a, a part of the seat frame side plate bottom plate 1a close to the inner side extends upwards and is fixedly connected with the corresponding backrest inward flanging 3c to form the connecting bottom plate 4a, two ends of the lower cross rod 2 are respectively in streamline form and extend towards the corresponding backrest inward flanging 3c, the corresponding connecting bottom plate 4a is covered and then is fixedly connected with the connecting bottom plate, meanwhile, the end part of the lower cross rod 2 is also fixedly connected with the corresponding backrest inward flanging 3c, the edge of the connecting bottom plate 4a extends forwards to form a connecting coaming 4b, and the connecting coaming 4b is in butt joint with the corresponding backrest inward flanging 3c and the seat frame inward flanging 1 c.
The upper cross bar 6 is close to the upper portion of the backrest side plate 3a, the upper cross bar 6 comprises a cross bar body 6a, two ends of the cross bar body 6a are respectively and fixedly connected with the corresponding backrest inner flanging 3c, the upper edge and the lower edge of the cross bar body 6a are respectively and backwardly folded to form an upper reinforcing plate 6c and a lower reinforcing plate 6b, and two ends of the upper reinforcing plate 6c and the lower reinforcing plate 6b are respectively and streamline-shaped and extend towards the corresponding backrest outer flanging 3b and are simultaneously and fixedly connected with the corresponding backrest side plate 3a and the corresponding backrest outer flanging 3 b.
For the convenience of installing back foam, the upper edge of roof rail 11 turns over the extension backward and forms and expands the adapting part 11b, the lower limb of roof rail 11 turns over the extension backward and forms and expands adapting part 11a down, go up and expand adapting part 11b and lower headrest pole post between the adapting part 11a, be equipped with headrest pole hole 8 in the headrest pole post, the upper end of headrest pole hole 8 upwards extends and wears out go up expanding adapting part 11b, the lower extreme of headrest pole hole 8 downwards extends and wears out lower expanding adapting part 11a, just the lower terminal surface of headrest pole hole 8 with headrest pole hole 8's hole mutually perpendicular, headrest pole hole 8 is two altogether, two headrest pole hole 8 are close to respectively two back curb plate 3a, headrest pole hole 8's outer wall part with the trailing flank fixed connection of roof rail 11.
A side plate reinforcing rib 3d is connected between the backrest inward flange 3c and the backrest outward flange 3b, and the side plate reinforcing rib 3d is in an S shape from the lower part of the backrest side plate 3a to the top of the backrest side plate.
The edge beam reinforcing ribs are connected between the upper expansion bearing parts 11b and the lower expansion bearing parts 11a, the edge beam reinforcing ribs are in a V shape, the opening ends of the edge beam reinforcing ribs are fixedly connected with the upper expansion bearing parts 11b, and the other ends of the edge beam reinforcing ribs are fixedly connected with the lower expansion bearing parts 11 a.
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 (8)
1. An automobile seat framework structure which is characterized in that: comprises a seat frame framework (1), wherein the back part of the seat frame framework (1) is connected with a backrest framework (3);
the seat frame framework (1) comprises two seat frame side plate bottom plates (1 a) which are horizontally arranged in parallel, the inner side edges and the outer side edges of the seat frame side plate bottom plates (1 a) are respectively folded upwards to form seat frame inner flanging (1 c) and seat frame outer flanging (1 b), the heights of the seat frame outer flanging (1 b) and the seat frame inner flanging (1 c) are respectively gradually increased from front to back, and the height of any position of the seat frame outer flanging (1 b) is larger than the height of the seat frame inner flanging (1 c) corresponding to the seat frame outer flanging;
the backrest framework (3) comprises two backrest side plates (3 a), a lower cross rod (2), an upper cross rod (6) and an upper edge beam (11) which are arranged between the two backrest side plates (3 a), wherein the rear ends of the two seat frame side plate bottom plates (1 a) are respectively connected with one backrest side plate (3 a), the inner side edges and the outer side edges of the backrest side plates (3 a) are respectively folded backwards to form backrest inward flanging (3 c) and backrest outward flanging (3 b), the two ends of the lower cross rod (2) are respectively connected with the corresponding backrest inward flanging (3 c) and seat frame inward flanging (1 c) through connecting parts (4), the two ends of the upper cross rod (6) are respectively covered with the corresponding backrest side plates (3 a) along the width direction and are simultaneously connected with the corresponding backrest side plates (3 a), the backrest inward flanging (3 c) and the backrest outward flanging (3 b), and the two ends of the upper edge beam (11) are respectively connected with the top side plates (3 a);
the seat frame flanging (1 b) is provided with a first sheet metal part mounting groove (9) and a second sheet metal part mounting groove (7), wherein the notch of the second sheet metal part mounting groove (7) is flush with the upper edge of the seat frame flanging (1 b), and the width of the second sheet metal part mounting groove (7) is gradually increased along the groove bottom to the notch direction;
the seat frame flanging (1 b) and the seat frame inner flanging (1 c) are connected with side plate reinforcing ribs (1 d), and the height of the side plate reinforcing ribs (1 d) is gradually increased from one side of the seat frame inner flanging (1 c) to one side of the seat frame flanging (1 b).
2. An automotive seat frame structure as claimed in claim 1, wherein: the two sheet metal part mounting grooves (9) are formed by inwards sinking a part of the seat frame flanging (1 b), and the two sheet metal part mounting grooves (9) are connected through a strip-shaped connecting groove (10).
3. An automotive seat frame structure as claimed in claim 2, wherein: the seat frame flanging (1 b) between the two first sheet metal part mounting grooves (9) protrudes outwards to form the second sheet metal part mounting groove (7), and the seat frame flanging (1 b) below the second sheet metal part mounting groove (7) is recessed inwards to form the connecting groove (10).
4. A car seat frame structure according to claim 3, characterized in that: the side plate reinforcing ribs (1 d) incline forwards gradually from bottom to top, and an included angle between the front wall (7 b) of the second sheet metal part mounting groove (7) and the seat frame side plate bottom plate (1 a) is smaller than or equal to an included angle between the side plate reinforcing ribs (1 d) and the seat frame side plate bottom plate (1 a).
5. An automobile seat frame structure according to any one of claims 1 to 4, wherein: the connecting part (4) comprises a connecting bottom plate (4 a), a part of the base frame side plate bottom plate (1 a) close to the outer side is in butt joint with the corresponding backrest side plate (3 a), a part of the base frame side plate bottom plate (1 a) close to the inner side extends upwards backwards and is fixedly connected with the corresponding backrest inner flanging (3 c) to form the connecting bottom plate (4 a), two ends of the lower cross rod (2) are respectively connected with the corresponding connecting bottom plate (4 a), the edge of the connecting bottom plate (4 a) extends forwards to form a connecting coaming (4 b), and the connecting coaming (4 b) is in butt joint with the corresponding backrest inner flanging (3 c) and the base frame inner flanging (1 c).
6. The automobile seat frame structure according to claim 5, wherein: the upper cross rod (6) comprises a cross rod body (6 a), two ends of the cross rod body (6 a) are respectively and fixedly connected with the corresponding backrest inward-flanging (3 c), an upper edge and a lower edge of the cross rod body (6 a) are respectively and backwardly folded to form an upper reinforcing plate (6 c) and a lower reinforcing plate (6 b), and two ends of the upper reinforcing plate (6 c) and the lower reinforcing plate (6 b) are respectively in streamline shapes and extend towards the corresponding backrest outward-flanging (3 b) and are simultaneously fixedly connected with the corresponding backrest side plate (3 a) and the corresponding backrest outward-flanging (3 b).
7. An automotive seat frame structure as claimed in claim 1, wherein: the upper edge of the upper side beam (11) is folded and extended backwards horizontally to form an upper expansion bearing part (11 b), and the lower edge of the upper side beam (11) is folded and extended backwards and downwards to form a lower expansion bearing part (11 a).
8. The automobile seat frame structure according to claim 7, wherein: the novel headrest is characterized in that a headrest pole is connected between the upper extension bearing part (11 b) and the lower extension bearing part (11 a), a headrest pole hole (8) is formed in the headrest pole, the upper end of the headrest pole hole (8) extends upwards to penetrate out of the upper extension bearing part (11 b), the lower end of the headrest pole hole (8) extends downwards to penetrate out of the lower extension bearing part (11 a), and the lower end face of the headrest pole hole (8) is perpendicular to the hole core line of the headrest pole hole (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810090732.2A CN108312920B (en) | 2018-01-30 | 2018-01-30 | Automobile seat framework structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810090732.2A CN108312920B (en) | 2018-01-30 | 2018-01-30 | Automobile seat framework structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108312920A CN108312920A (en) | 2018-07-24 |
| CN108312920B true CN108312920B (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810090732.2A Active CN108312920B (en) | 2018-01-30 | 2018-01-30 | Automobile seat framework structure |
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| CN (1) | CN108312920B (en) |
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| ES2434667B1 (en) * | 2011-06-16 | 2014-11-14 | Toyota Jidosha Kabushiki Kaisha | SEAT BOARD AND VEHICLE SEAT |
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| CN205890634U (en) * | 2016-07-29 | 2017-01-18 | 重庆博奥镁铝金属制造有限公司 | Car seat frame skeleton assembly |
| CN106828213A (en) * | 2016-12-23 | 2017-06-13 | 开平市春山汽车座椅有限公司 | A kind of modular assembly formula automotive seat for being easy to assemble and disassemble and repair |
| CN207826040U (en) * | 2018-01-30 | 2018-09-07 | 重庆博奥镁铝金属制造有限公司 | Reinforced motor vehicle chair framework |
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| CN108312920A (en) | 2018-07-24 |
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