CN108284775A - A kind of car seat back frame structure - Google Patents
A kind of car seat back frame structure Download PDFInfo
- Publication number
- CN108284775A CN108284775A CN201810090740.7A CN201810090740A CN108284775A CN 108284775 A CN108284775 A CN 108284775A CN 201810090740 A CN201810090740 A CN 201810090740A CN 108284775 A CN108284775 A CN 108284775A
- Authority
- CN
- China
- Prior art keywords
- plate
- backrest
- flanges
- frame structure
- seat frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- 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
-
- 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
-
- 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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/82—Elements for improving aerodynamics
Abstract
The present invention discloses a kind of car seat back frame structure, dorsal plate is leaned on including two seat frame side plate bottom plates and two, dorsal plate is leaned in two seat frame side plate floor level face settings and the rear part there are one being separately connected, two are connected with same root roof side rail at the top of dorsal plate, horizontal connection has sheer pole and cross tube to two below roof side rail successively from the bottom up between dorsal plate, advantageous effect using the present invention is by seat frame, backrest, the transition junction of sheer pole three is provided with the interconnecting piece of a recess, such connection type, seat-weight can not only effectively be mitigated, also it is avoided that junction part material heap is blocked up simultaneously, influence the molding effect of seat；The present invention also simultaneously improves the structure of roof side rail, effectively expands the surface area of roof side rail, the load situation of unit area roof side rail is advantageously reduced after installation backrest foam, promotes its shelf life.
Description
Technical field
The present invention relates to automotive seating art fields, and in particular to a kind of car seat back frame structure.
Background technology
Automotive seat belongs to the basic device of automobile, is the important safety component of automobile, plays the weight of bearing occupant,
Mitigate by vehicle body transmission come vibration and impact effect, be directly related to driver and conductor drive comfortableness and security.
Automobile chair frame includes backrest frames and seat frame skeleton, and wherein seat frame skeleton is generally mainly by side plate, seat basin, branch
Support member and connector composition；And backrest frames are mainly by backrest left plate, the side of backrest right plate and connection between
The compositions such as beam, crossbeam, serpentine spring.It is standby that traditional automobile back skeleton and seat frame skeleton mostly uses greatly made of metal, heavier-weight,
Do not meet the lightweight demand for development that the development of current new-energy automobile proposes, and if using the plastics or alloy of lighter in weight come
Backrest or seat frame skeleton are prepared, and is easy to cause backrest or seat frame frame strength is relatively low, especially in backrest frames, seat frame skeleton
And the junction between backrest sheer pole three is very easy to be broken, and does not meet safe design requirement.
Invention content
In order to solve the above technical problems, the present invention provides a kind of car seat back frame structure.
Technical solution is as follows：A kind of car seat back frame structure, key are：Including two seat frame side plate bottom plates
Dorsal plate is leaned on two, and two seat frame side plate floor level faces settings and the rear part are separately connected that there are one the backrests
Side plate is connected with same root roof side rail described in two at the top of dorsal plate, and level is set successively from the bottom up below the roof side rail
It is equipped with sheer pole and cross tube；
The inner side edge and outer side edges of the frame side plate bottom plate flip up to form seat frame in-flanges and seat frame flanging respectively,
The inner side edge and outer side edges by dorsal plate turns down form backrest in-flanges and backrest flanging respectively backward, the sheer pole
Both ends connected simultaneously with the corresponding backrest in-flanges and seat frame in-flanges by interconnecting piece respectively；
The both ends end of the cross tube is fixedly connected with the corresponding backrest in-flanges respectively, and is extended to corresponding
Backrest flanging.
Using above-mentioned technical proposal with it is traditional by sheer pole directly compared with being connected by dorsal plate, seat frame side plate, lead to
It crosses in seat frame side plate bottom plate and setting flange effectively improves seat frame side plate bottom plate and by the intensity of dorsal plate in dorsal plate, together
When in the transition junction of the two backrest sheer pole is connected by interconnecting piece set in addition, can effectively avoid seat frame herein
In-flanges, backrest in-flanges are due to stress is excessive the phenomenon that easy fracture；In addition the both ends of cross tube, in the direction of the width simultaneously with
It entirely links together by dorsal plate, normally only connect, greatly improve with the inside by dorsal plate with traditional cross tube
Cross bar and the bonding strength for leaning on dorsal plate.
As preferred：
Above-mentioned interconnecting piece includes connecting bottom board, and the edge of the connecting bottom board is equipped with connection coaming plate, the connection coaming plate
Connect simultaneously with the backrest in-flanges and seat frame in-flanges, the both ends of the backrest sheer pole respectively with corresponding connecting bottom board
Connection.Concave shaped cavity is formed using between this structure connecting bottom board and connection coaming plate, connects seat frame through this structure
Side plate bottom plate, backrest side plate and backrest sheer pole can effectively promote the intensity of three junction, with traditional by reinforcing thickness
Degree is compared to promote the mode of intensity, and such structure can not only effectively mitigate seat-weight, while being also avoided that junction part
Material heap is blocked up, influences the molding of seat.
The part of above-mentioned seat frame bottom plate in the outer part with it is corresponding it is described by dorsal plate dock, the seat frame bottom plate is in the inner part
A part extend rearwardly and upwardly and be fixedly connected to form the connecting bottom board, the connection with the corresponding backrest in-flanges
The edge of bottom plate extends to form forward the connection coaming plate, the connection coaming plate in the corresponding backrest in-flanges and seat frame
Flange docks.In seat frame side plate bottom plate with by the transition junction of dorsal plate, it is divided into two parts to distinguish seat frame side plate bottom plate
The different piece of backrest is connected, connection is more secured.
The both ends of above-mentioned sheer pole are streamlined respectively to be extended to the corresponding backrest in-flanges, and simultaneously with it is corresponding
Connecting bottom board is fixedly connected with backrest in-flanges.Connection using this structure backrest sheer pole and interconnecting piece is more solid and reliable, and
Shape is more attractive.
Above-mentioned cross tube includes cross bar ontology, and the both ends of the cross bar ontology are fixed with the corresponding backrest in-flanges respectively
Connection, is provided along its length cross bar reinforcing plate on the cross bar ontology, the both ends of the cross bar reinforcing plate respectively with it is corresponding
Described be fixedly connected by dorsal plate and backrest flanging.It can further be promoted entirely using this scheme by the way that cross bar ontology is arranged
The intensity of cross tube.
Above-mentioned cross bar reinforcing plate includes upper reinforcing plate and lower reinforcing plate, and the top edge of the cross bar ontology and lower edge are distinguished
Fold forms the upper reinforcing plate and lower reinforcing plate backward, the both ends of the upper reinforcing plate and lower reinforcing plate respectively it is streamlined to
The corresponding backrest flanging extends and described is fixedly connected simultaneously by dorsal plate and backrest flanging with corresponding.Using this
Scheme upper reinforcing plate and lower reinforcing plate can not only further promote the intensity of cross bar ontology, while the empty slot formed therebetween is also
Help to mitigate the weight of entire backrest.
Fold extends to form extension carrier, the lower edge of the roof side rail after the top edge horizontal direction of above-mentioned roof side rail
Lower extension carrier is extended to form to back lower place fold.It is expanded using extension carrier and lower extension carrier in this scheme
The surface area of side bar, the contact surface for installing backrest foam rear backrest foam and roof side rail are significantly increased, are conducive to extend
Its service life.
It is connected with headrest roofbolt between above-mentioned upper extension carrier and lower extension carrier, head is equipped in the headrest roofbolt
Rod aperture is rested the head on, the upper end of the headrest rod aperture, which upwardly extends, is pierced by the upper extension carrier, and the lower end of the headrest rod aperture is downward
Extension is pierced by the lower extension carrier, and the lower face of the headrest rod aperture and the hole heart line of the headrest rod aperture mutually hang down
Directly.After being inserted into headrest in rod aperture of resting the head on using this structure, if the lower part of headrest rod aperture does not continue to extend into horizontal and stop
At lower extension carrier, due to the lower nut obliquely then tightened of extension carrier and inclined lower extension carrier it
Between there are gaps, nut can be caused to tighten insecure, and the lower part for rod aperture of resting the head on extend into horizontal back nut can be close with it
Fitting, it is more preferable to tighten effect.
It is connected with side plate reinforcing rib between above-mentioned backrest in-flanges and backrest flanging.Be conducive to be promoted using this structure and lean on
The intensity of dorsal plate.
It is connected with side bar reinforcing rib between above-mentioned upper extension carrier and lower extension carrier.Be conducive to carry using this structure
Go up the intensity of side bar.
Advantageous effect：Advantageous effect using the present invention be by seat frame, backrest, sheer pole three transition junction
Provided with an interconnecting piece, which is promoted with traditional by reinforcing thickness in recess backward, such connection type
The mode of intensity is compared, and seat-weight can not only be effectively mitigated, while being also avoided that junction part material heap is blocked up, influences seat
Molding effect；The present invention also simultaneously improves the structure of roof side rail, effectively expands the surface area of roof side rail, installs
The load situation that unit area roof side rail is advantageously reduced after backrest foam, promotes its service life.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is the front view of the present invention；
Fig. 3 is the rearview of Fig. 2；
Fig. 4 is the right view of Fig. 2；
Fig. 5 is the D-D sectional views of Fig. 2；
Fig. 6 is the F-F sectional views of Fig. 2；
Fig. 7 is the enlarged drawing in the portions m in Fig. 2.
Specific implementation mode
With reference to embodiment and attached drawing, the invention will be further described.
As shown in Figs. 1-3, a kind of car seat back frame structure, including two seat frame side plate bottom plate 1a and two backrests
Side plate 3a, two horizontal faces of seat frame side plate bottom plate 1a are arranged and the rear part is separately connected and leans on dorsal plate there are one described
3a is connected with same root roof side rail 7 described in two at the top of dorsal plate 3a, and 7 lower section of roof side rail is horizontal successively from the bottom up
It is provided with sheer pole 2 and cross tube 6；
The inner side edge and outer side edges of the frame side plate bottom plate 1a flips up to be formed outside seat frame in-flanges 1c and seat frame respectively
Flange 1b, the inner side edge and outer side edges by dorsal plate 3a turns down respectively backward forms backrest in-flanges 3c and backrest flanging
3b, the both ends of the sheer pole 2 respectively by interconnecting piece 4 simultaneously with the corresponding backrest in-flanges 3c and seat frame in-flanges 1c
Connection；
The both ends end of the cross tube 6 is fixedly connected with the corresponding backrest in-flanges 3c respectively, and is extended to pair
The backrest flanging 3b answered.
The interconnecting piece 4 includes connecting bottom board 4a, the back of connecting bottom board 4a and the corresponding backrest in-flanges 3c
It is concordant at edge, the edge of the connecting bottom board 4a be equipped with connection coaming plate 4b, the connection coaming plate 4b and meanwhile in the backrest
Flange 3c is connected with seat frame in-flanges 1c, the both ends of the backrest sheer pole 2 respectively with corresponding connecting bottom board 4a connections.
The parts of the seat frame bottom plate 1a in the outer part with it is corresponding it is described docked by dorsal plate 3a, the seat frame bottom plate 1a
A part in the inner part extends and is fixedly connected to form the connecting bottom board with the corresponding backrest in-flanges 3c rearwardly and upwardly
The edge of 4a, the connecting bottom board 4a extend to form forward the connection coaming plate 4b, the connection coaming plate 4b with it is corresponding described
Backrest in-flanges 3c and the 1c docking of seat frame in-flanges.
To keep the connection of sheer pole 2 more secured, the both ends of the sheer pole 2 are streamlined into the corresponding backrest respectively
Flange 3c extends, and is fixedly connected simultaneously with the corresponding connecting bottom board 4a and backrest in-flanges 3c.To mitigate backrest frames
Weight, the weight loss groove 5 of bar shaped is provided along its length on the trailing flank of the sheer pole 2, the length of the weight loss groove 5 is less than
Equal to the spacing between the interconnecting piece 4 at 2 both ends of the sheer pole.
The cross tube 6 includes cross bar ontology 6a, the both ends of cross bar ontology 6a respectively with the corresponding backrest varus
Side 3c is fixedly connected, and cross bar reinforcing plate, the both ends of the cross bar reinforcing plate are provided along its length on the cross bar ontology 6a
Respectively with it is corresponding it is described be fixedly connected by dorsal plate 3a and backrest flanging 3b, for promoted occupant comfort level, the upper cross
The middle part of bar 6, which is gradually recessed to backrest rear, to be bent, and 6 shape of such cross tube more meets human design.
Specifically, the cross bar reinforcing plate includes upper reinforcing plate 6c and lower reinforcing plate 6b, the top of the cross bar ontology 6a
Edge and lower edge turn down respectively backward forms the upper reinforcing plate 6c and lower reinforcing plate 6b, the upper reinforcing plate 6c and lower reinforcing plate
The both ends of 6b are streamlined respectively to be extended to the corresponding backrest flanging 3b and described depends on dorsal plate 3a with corresponding simultaneously
And backrest flanging 3b is fixedly connected.
As illustrated in figs. 5-7, it for convenience of backrest foam is installed, is turned down after the top edge horizontal direction of the roof side rail 7 and extends shape
At upper extension carrier 7b, the lower edge of the roof side rail 7 extends to form lower extension carrier 7a to back lower place fold, it is described on
It is connected with headrest roofbolt between extension carrier 7b and lower extension carrier 7a, headrest rod aperture 8, institute are equipped in the headrest roofbolt
The upper end for stating headrest rod aperture 8 upwardly extends and is pierced by the upper extension carrier 7b, and the lower end for resting the head on rod aperture 8, which extends downwardly, wears
Go out the lower extension carrier 7a, and the lower face of the headrest rod aperture 8 and the hole heart line of the headrest rod aperture 8 are mutually perpendicular to,
The cylinder of the headrest roofbolt is fixedly connected with the trailing flank of the roof side rail 7, positive the throwing downward upper extension carrier 7b
Shadow covers the downward orthographic projections of the lower extension carrier 7a.
To make headrest install more secured, the headrest rod aperture 8 totally two, two headrest rod aperture 8 are respectively close to two
It is described that dorsal plate 3a, an outer wall part for the headrest rod aperture 8 is leaned on to be fixedly connected with the trailing flank of the roof side rail 7.
Side plate reinforcing rib 3d, the side plate reinforcing rib 3d are connected between the backrest in-flanges 3c and backrest flanging 3b
In serpentine from it is described by the lower part of dorsal plate 3a along it to its top, the side plate reinforcing rib 3d turns up with the backrest simultaneously
Side 3b, backrest in-flanges 3c are fixedly connected with by dorsal plate 3a.
Side bar reinforcing rib 9 is connected between the upper extension carrier 7b and lower extension carrier 7a, the side bar is reinforced
Muscle 9 is " V "-shaped, and the open end of the side bar reinforcing rib 9 is fixedly connected with the upper extension carrier 7b, and the side bar is reinforced
The other end of muscle 9 is fixedly connected with the lower extension carrier 7a.
The seat frame bottom plate 1a, by dorsal plate 3a, sheer pole 2, cross tube 6 and roof side rail 7 material be magnalium close
Gold, and entire backrest frames structural integrity molding.
Finally, it should be noted that foregoing description is only the preferred embodiment of the present invention, the ordinary skill people of this field
Member under the inspiration of the present invention, without prejudice to the purpose of the present invention and the claims, can make table as multiple types
Show, such transformation is each fallen within protection scope of the present invention.
Claims (10)
1. a kind of car seat back frame structure, it is characterised in that：Including two seat frame side plate bottom plates (1a) and two backrests
Side plate (3a), two horizontal faces of seat frame side plate bottom plate (1a) are arranged and the rear part is separately connected and leans on back side there are one described
Plate (3a) is connected with same root roof side rail (7) described in two at the top of dorsal plate (3a), from lower past below the roof side rail (7)
On successively be horizontally disposed with have sheer pole (2) and cross tube (6)；
The inner side edge and outer side edges of the frame side plate bottom plate (1a) flip up to be formed outside seat frame in-flanges (1c) and seat frame respectively
Flange (1b), the inner side edge and outer side edges by dorsal plate (3a) turns down respectively backward forms backrest in-flanges (3c) and backrest
Flanging (3b), the both ends of the sheer pole (2) respectively by interconnecting piece (4) and meanwhile with the corresponding backrest in-flanges (3c)
It is connected with seat frame in-flanges (1c)；
The both ends end of the cross tube (6) is fixedly connected with the corresponding backrest in-flanges (3c) respectively, and is extended to pair
The backrest flanging (3b) answered.
2. a kind of car seat back frame structure according to claim 1, it is characterised in that：Interconnecting piece (4) packet
Connecting bottom board (4a) is included, the edge of the connecting bottom board (4a) is equipped with connection coaming plate (4b), and the connection coaming plate (4b) is simultaneously
Connect with the backrest in-flanges (3c) and seat frame in-flanges (1c), the both ends of the backrest sheer pole (2) respectively with it is corresponding
Connecting bottom board (4a) connects.
3. a kind of car seat back frame structure according to claim 2, it is characterised in that：The seat frame bottom plate (1a)
A part in the outer part with it is corresponding it is described by dorsal plate (3a) dock, the part of the seat frame bottom plate (1a) in the inner part is backward
Top extends and is fixedly connected to form the connecting bottom board (4a), the connecting bottom board with the corresponding backrest in-flanges (3c)
The edge of (4a) extends to form forward the connection coaming plate (4b), the connection coaming plate (4b) and the corresponding backrest in-flanges
(3c) and seat frame in-flanges (1c) dock.
4. a kind of car seat back frame structure according to claim 2, it is characterised in that：The sheer pole (2)
Both ends are streamlined respectively to be extended to the corresponding backrest in-flanges (3c), and simultaneously with corresponding connecting bottom board (4a) and lean on
Back of the body in-flanges (3c) is fixedly connected.
5. according to a kind of car seat back frame structure of claim 1-4 any one of them, it is characterised in that：The upper cross
Bar (6) includes cross bar ontology (6a), and the both ends of the cross bar ontology (6a) are fixed with the corresponding backrest in-flanges (3c) respectively
Connection, is provided along its length cross bar reinforcing plate on the cross bar ontology (6a), the both ends of the cross bar reinforcing plate respectively with
It is fixedly connected by dorsal plate (3a) and backrest flanging (3b) described in corresponding.
6. a kind of car seat back frame structure according to claim 5, it is characterised in that：The cross bar reinforcing plate packet
Upper reinforcing plate (6c) and lower reinforcing plate (6b) are included, the top edge of the cross bar ontology (6a) and lower edge turn down to be formed respectively backward
The both ends of the upper reinforcing plate (6c) and lower reinforcing plate (6b), the upper reinforcing plate (6c) and lower reinforcing plate (6b) are in streamline respectively
Type extends to the corresponding backrest flanging (3b) and described leans on dorsal plate (3a) and backrest flanging with corresponding simultaneously
(3b) is fixedly connected.
7. a kind of car seat back frame structure according to claim 5, it is characterised in that：The roof side rail (7)
Fold extends to form extension carrier (7b) after the horizontal direction of top edge, and the lower edge of the roof side rail (7) is turned down to the back lower place
Extend to form lower extension carrier (7a).
8. a kind of car seat back frame structure according to claim 7, it is characterised in that：The upper extension carrier
It is connected with headrest roofbolt between (7b) and lower extension carrier (7a), headrest rod aperture (8), the head are equipped in the headrest roofbolt
The upper end of pillow rod aperture (8), which upwardly extends, is pierced by the upper extension carrier (7b), and the lower end of the headrest rod aperture (8) extends downwardly
It is pierced by the lower extension carrier (7a), and the hole heart line phase of the lower face of the headrest rod aperture (8) and the headrest rod aperture (8)
It is mutually vertical.
9. a kind of car seat back frame structure according to claim 1, it is characterised in that：The backrest in-flanges
Side plate reinforcing rib (3d) is connected between (3c) and backrest flanging (3b).
10. a kind of car seat back frame structure according to claim 7, it is characterised in that：The upper extension is accepted
It is connected with side bar reinforcing rib (9) between portion (7b) and lower extension carrier (7a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810090740.7A CN108284775B (en) | 2018-01-30 | 2018-01-30 | Automobile seat backrest framework structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810090740.7A CN108284775B (en) | 2018-01-30 | 2018-01-30 | Automobile seat backrest framework structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108284775A true CN108284775A (en) | 2018-07-17 |
| CN108284775B CN108284775B (en) | 2023-08-29 |
Family
ID=62836300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810090740.7A Active CN108284775B (en) | 2018-01-30 | 2018-01-30 | Automobile seat backrest framework structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108284775B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11518281B2 (en) * | 2018-09-04 | 2022-12-06 | Safran Seats Usa Llc | Light weight metal back with extra living space |
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| CN104760526A (en) * | 2014-01-08 | 2015-07-08 | 郑州翎羽新材料有限公司 | Seat backrest skeleton of intercity bus |
| CN205890635U (en) * | 2016-08-02 | 2017-01-18 | 杭州斗源机械电子有限公司 | Seat support body |
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|---|---|---|---|---|
| GB438465A (en) * | 1934-06-19 | 1935-11-18 | Nesta Ltd | Improvements in or relating to seats for omnibuses |
| US5568961A (en) * | 1994-08-10 | 1996-10-29 | Findlay Industries | Tubular seat frame |
| US6375267B1 (en) * | 1999-11-29 | 2002-04-23 | Tachi-S Co., Ltd. | Seat back frame structure of a vehicle seat |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11518281B2 (en) * | 2018-09-04 | 2022-12-06 | Safran Seats Usa Llc | Light weight metal back with extra living space |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108284775B (en) | 2023-08-29 |
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