CN213892259U - Automobile seat backrest framework structure with power assisting structure - Google Patents
Automobile seat backrest framework structure with power assisting structure Download PDFInfo
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- CN213892259U CN213892259U CN202022827783.4U CN202022827783U CN213892259U CN 213892259 U CN213892259 U CN 213892259U CN 202022827783 U CN202022827783 U CN 202022827783U CN 213892259 U CN213892259 U CN 213892259U
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- torsion spring
- unlocking
- connecting plate
- seat back
- tube frame
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Abstract
The utility model relates to an automobile seat backrest framework structure with a power-assisted structure, which comprises a backrest tube frame, two upper connecting plates and two lower connecting plates, wherein the two upper connecting plates are respectively and fixedly connected with the left side of the lower part of the backrest tube frame and the right side of the lower part of the backrest tube frame, and the two lower connecting plates are respectively and pivotally connected with the two upper connecting plates; the backrest pipe frame is characterized by further comprising a torsion spring enabling the backrest pipe frame to have a rising trend, one end of the torsion spring is connected with the backrest pipe frame, and the other end of the torsion spring is connected with the lower connecting plate. When the seat back needs to be erected, the torsion spring can provide assistance, the difficulty of erecting the seat back can be reduced, and the seat back can be erected through easy operation; the seat back framework structure with the power-assisted structure can be directly and independently installed on the automobile body of an automobile without a seat cushion framework, and the seat cushion can only adopt foam, so that the weight of the whole chair is reduced.
Description
Technical Field
The utility model relates to a car seat, concretely relates to take car seat back skeleton texture of helping hand structure.
Background
At present, in order to improve the storage space, more and more back row seat backs have the function of laying flat forward. Manual operation from a flat condition of the seat back to a raised use position of the seat back is relatively laborious, and particularly operation is more difficult for a 60% occupant seat back or an integral three-person conjoined seat back due to the relatively heavy weight. Meanwhile, the conventional automobile seat frame with the seat backrest forward leveling function generally comprises a backrest frame and a seat cushion frame, the backrest frame is connected to the seat cushion frame through an angle adjuster, the angle of the backrest frame is adjusted through the angle adjuster to achieve the leveling function, and the automobile seat with the structure has the characteristic that the whole seat is heavier due to the seat cushion frame.
Disclosure of Invention
The utility model aims at providing a take car seat back skeleton texture of helping hand structure to alleviate or eliminate at least one foretell technical problem.
The utility model relates to an automobile seat backrest framework structure with a power-assisted structure, which comprises a backrest tube frame, two upper connecting plates and two lower connecting plates, wherein the two upper connecting plates are respectively and fixedly connected with the left side of the lower part of the backrest tube frame and the right side of the lower part of the backrest tube frame, and the two lower connecting plates are respectively and pivotally connected with the two upper connecting plates; the backrest pipe frame is characterized by further comprising a torsion spring enabling the backrest pipe frame to have a rising trend, one end of the torsion spring is connected with the backrest pipe frame, and the other end of the torsion spring is connected with the lower connecting plate.
Further, the torsional spring includes that the central axis is connected respectively along the torsion spring body and two that the left and right directions extended the torsion arm at the both ends of torsion spring body, two the torsion arm respectively with back pipe frame and one the lower junction plate links to each other.
Furthermore, a first torsion spring fixing bracket is fixedly connected to the backrest tube frame, and one end of the torsion spring is clamped in the first torsion spring fixing bracket.
Furthermore, one fixedly connected with torsional spring fixing base on the lower connecting plate, fixedly connected with second torsional spring fixed bolster on the torsional spring fixing base, the other end centre gripping of torsional spring in second torsional spring fixed bolster with between the torsional spring fixing base.
Furthermore, the lower parts of the two lower connecting plates are connected with mounting support legs used for being connected with the automobile body of the automobile.
And the connecting transverse pipe is fixedly connected with the two mounting support legs at two ends.
The angle adjuster comprises an upper connecting plate, a lower connecting plate and an angle adjuster core piece, wherein the upper connecting plate is connected with the lower connecting plate in a pivoting manner through the angle adjuster core piece, and the lower connecting plate is connected with the upper connecting plate in a pivoting manner through the angle adjuster core piece.
The backrest tube frame is provided with two unlocking pull cables, the two unlocking pull cables are connected to the backrest tube frame, the two unlocking pull pieces are connected to the central shafts of the two angle adjuster core pieces at the roots, the unlocking box is provided with an unlocking handle connected with the single end of the one-to-two unlocking pull cables, the double ends of the one-to-two unlocking pull cables are connected with the end portions of the two unlocking pull pieces respectively, and the one-to-two unlocking pull cables are used for pulling the two unlocking pull pieces to swing so as to drive the central shafts of the two angle adjuster core pieces to rotate.
The utility model discloses at least, have following advantage: when the automobile seat backrest is erected, the torsion spring can provide assistance, the erecting difficulty of the automobile seat backrest can be reduced, and the automobile seat backrest can be erected through easy operation; the automobile seat backrest framework structure with the power-assisted structure can be directly and independently installed on the automobile body of an automobile without a cushion framework, and the cushion can only adopt foam, so that the weight of the whole seat is reduced; the strength required by the automobile seat backrest can be ensured by arranging the double-angle regulator core part, the backrest angle adjusting function can be realized, and the double-angle regulator core part can be simultaneously unlocked by one-to-two unlocking pull cables; the mounting support legs can be connected with the floor of the vehicle body through bolts, and the assembly is simple and reliable; the torsional spring carries out fixed connection through first torsional spring fixed bolster and second torsional spring support, and the torsional spring assembly is simple reliable.
Drawings
Fig. 1 is a schematic structural view of a car seat back frame structure with a power assisting structure according to the present invention;
FIG. 2 is a schematic structural view of a backrest tube frame;
FIG. 3 is a schematic view of the structure of the mounting legs and the connecting cross tube;
FIG. 4 is a schematic structural view of an upper connecting plate, an recliner core, a lower connecting plate, and a torsion spring fixing seat;
FIG. 5 is a schematic view of the installation of the torsion spring;
FIG. 6 is an enlarged view of one of the portions of the structure of FIG. 5;
fig. 7 is a second enlarged view of a portion of the structure of fig. 5.
In the figure: 1-backrest tube frame; 2, an upper connecting plate; 3-recliner core member; 4, a lower connecting plate; 5, mounting support legs; 6, connecting a transverse pipe; 7, unlocking a cable by one pull two; 8, unlocking a box mounting bracket; 9-unlocking the box; 10-stay cable bracket; 11-torsion spring; 12-torsion spring fixing seat; 13-a first torsion spring fixing bracket; 14-a central axis; 15-unlocking the shifting piece; and 16, fixing the bracket by using a second torsion spring.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 to 7, the automobile seat back skeleton structure with the assistance structure comprises a back tube frame 1, two upper connecting plates 2 and two lower connecting plates 4, wherein the two upper connecting plates 2 are fixedly connected with the left side of the lower part of the back tube frame 1 and the right side of the lower part of the back tube frame 1 respectively, and the two lower connecting plates 4 are pivotally connected with the two upper connecting plates 2 respectively; the backrest tube frame is characterized by further comprising a torsion spring 11 enabling the backrest tube frame 1 to have a rising trend, one end of the torsion spring 11 is connected with the backrest tube frame 1, and the other end of the torsion spring 11 is connected with one lower connecting plate 4. The torsion spring 11 forms an assisting structure to reduce the difficulty of erecting the backrest tube frame 1.
In this embodiment, the torsion spring 11 includes a torsion spring body having a central axis extending in the left-right direction and two torsion arms connected to both ends of the torsion spring body, respectively, and the two torsion arms are connected to the backrest tube frame 1 and a lower connecting plate 4, respectively. Preferably, the torsion spring body and the two torsion arms are rod-shaped.
In this embodiment, a first torsion spring fixing bracket 13 is fixedly connected to the back pipe frame 1, and one end of the torsion spring 11 is held in the first torsion spring fixing bracket 13. The first torsion spring fixing bracket 13 is a U-shaped clamp, the first torsion spring fixing bracket 13 is welded on the backrest tube frame 1, the torsion end of the torsion spring 11 is clamped in the first torsion spring fixing bracket 13, and tightening a bolt passing through the first torsion spring fixing bracket 13 can enable the first torsion spring fixing bracket 13 to clamp the torsion end of the torsion spring 11.
In this embodiment, a torsion spring fixing seat 12 is fixedly connected to one of the lower connecting plates 4, a second torsion spring fixing support 16 is fixedly connected to the torsion spring fixing seat 12, and the other end of the torsion spring 11 is clamped between the second torsion spring fixing support 16 and the torsion spring fixing seat 12. Torsional spring fixing base 12 welds on one lower connecting plate 4, is equipped with spacing hole on torsional spring fixing base 12, and the stiff end of torsional spring 11 is equipped with and carries out the spacing of axial fixity with spacing hole cooperation to the stiff end of torsional spring 11 and colludes, and second torsional spring fixed bolster 16 passes through bolt fixed connection on torsional spring fixing base 12, and second torsional spring fixed bolster 16 compresses tightly the stiff end of torsional spring 11 to with the stiff end fixed connection of torsional spring 11 on torsional spring fixing base 12.
In the present embodiment, the lower portions of the two lower connecting plates 4 are each connected with a mounting leg 5 for connecting with the body of the automobile. The mounting feet 5 may be independently mounted on the floor of the vehicle body by bolts.
In this embodiment, a horizontal connecting tube 6 is further included, and both ends of the horizontal connecting tube are fixedly connected to the two mounting legs 5. The connecting cross tube 6 can improve the structural strength.
In this embodiment, the seat back recliner further comprises two recliner core members 3 coaxially arranged, one lower connecting plate 4 is pivotally connected to one upper connecting plate 2 through one recliner core member 3, and the other lower connecting plate 4 is pivotally connected to the other upper connecting plate 2 through the other recliner core member 3. The upper connecting plate 2, the angle adjuster core 3 and the lower connecting plate 4 form an angle adjuster.
In this embodiment, the seat back further includes a one-to-two unlocking cable 7, an unlocking box 9 connected to the seat back tube frame 1, and two unlocking dials 15 whose roots are respectively connected to the central shaft 14 of the two angle adjuster cores 3, the unlocking dials 15 extend outward along the radial direction of the central shaft 14, the unlocking box 9 is provided with an unlocking handle connected to a single end of the one-to-two unlocking cable 7, double ends of the one-to-two unlocking cable 7 are respectively connected to ends of the two unlocking dials 15, and the one-to-two unlocking cable 7 is used for pulling the two unlocking dials 15 to swing so as to drive the central shaft 14 of the two angle adjuster cores 3 to rotate. The two angle adjuster cores 3 are unlocked simultaneously by pulling two unlocking cables 7, and after the angle adjuster cores 3 are unlocked, the upper connecting plate 2 and the lower connecting plate 4 can rotate relatively.
In this embodiment, the backrest tube frame 1 is formed by connecting an upper cross member, a lower cross member and a plurality of longitudinal members, and one end of the torsion spring 11 is connected to the lower cross member. An unlocking box mounting bracket 8 is fixedly connected to the upper cross beam, and an unlocking box 9 is fixedly connected to the unlocking box mounting bracket 8. Be connected with two cable support 10 on the bottom end rail, one drags two unblock cables 7 to include the heart yearn and overlaps at the outlying pillar of heart yearn, the pillar that is located one and drags two unblock cable 7's both ends is fixed connection respectively on two cable support 10, two cable support 10 are used for spacing one and drag two unblock cable 7's double-end, the pillar that is located one and drags two unblock cable 7's single-end can fixed connection on unblock box 9 or unblock box installing support 8, the heart yearn that is located one and drags two unblock cable 7's single-end is connected with the unblock handle, the heart yearn that is located one and drags two unblock cable 7's both ends respectively with the end connection of two unblock plectrums 15, through pulling unblock handle, alright drive unblock plectrum 15 swing.
In the present embodiment, the above-mentioned connection and fixing connection can be selected from, but not limited to, welding, riveting and bolting.
Claims (8)
1. The utility model provides a take car seat back skeleton texture of helping hand structure which characterized in that: the backrest tube frame comprises a backrest tube frame (1), two upper connecting plates (2) and two lower connecting plates (4), wherein the two upper connecting plates (2) are fixedly connected with the left side of the lower part of the backrest tube frame (1) and the right side of the lower part of the backrest tube frame (1) respectively, and the two lower connecting plates (4) are pivotally connected with the two upper connecting plates (2) respectively; the backrest tube frame is characterized by further comprising a torsion spring (11) enabling the backrest tube frame (1) to have a rising trend, one end of the torsion spring (11) is connected with the backrest tube frame (1), and the other end of the torsion spring (11) is connected with the lower connecting plate (4).
2. The automobile seat back frame structure with a booster structure according to claim 1, characterized in that: torsional spring (11) include the central axis along the torsional spring body and two that the left and right directions extends connect respectively the torque arm at the both ends of torsional spring body, two the torque arm respectively with back pipe frame (1) and one lower connecting plate (4) link to each other.
3. The automobile seat back frame structure with a booster structure according to claim 1, characterized in that: the backrest tube frame (1) is fixedly connected with a first torsion spring fixing support (13), and one end of the torsion spring (11) is clamped in the first torsion spring fixing support (13).
4. The automobile seat back frame structure with a booster structure according to claim 1, characterized in that: one fixedly connected with torsional spring fixing base (12) on lower connecting plate (4), fixedly connected with second torsional spring fixed bolster (16) on torsional spring fixing base (12), the other end centre gripping of torsional spring (11) in second torsional spring fixed bolster (16) with between torsional spring fixing base (12).
5. The automobile seat back frame structure with a booster structure according to claim 1, characterized in that: the lower parts of the two lower connecting plates (4) are connected with mounting support legs (5) used for being connected with the automobile body of an automobile.
6. The automobile seat back frame structure with a booster structure according to claim 5, characterized in that: and the two ends of the connecting horizontal pipe (6) are respectively fixedly connected with the two mounting support legs (5).
7. The automobile seat back frame structure with a booster structure according to claim 1, characterized in that: the angle adjuster comprises an upper connecting plate (2) and a lower connecting plate (4), and is characterized by further comprising two angle adjuster core pieces (3) which are coaxially arranged, wherein one lower connecting plate (4) is pivotally connected with one upper connecting plate (2) through one angle adjuster core piece (3), and the other lower connecting plate (4) is pivotally connected with the other upper connecting plate (2) through the other angle adjuster core piece (3).
8. The automobile seat back frame structure with a booster structure according to claim 7, characterized in that: the backrest tube frame is characterized by further comprising a one-to-two unlocking inhaul cable (7), an unlocking box (9) connected to the backrest tube frame (1) and two unlocking shifting pieces (15) with roots respectively connected to central shafts (14) of the two angle adjuster core pieces (3), an unlocking handle connected with one end of the one-to-two unlocking inhaul cable (7) is arranged on the unlocking box (9), the two ends of the one-to-two unlocking inhaul cable (7) are respectively connected with the end portions of the two unlocking shifting pieces (15), and the one-to-two unlocking inhaul cable (7) is used for pulling the two unlocking shifting pieces (15) to swing so as to drive the central shafts (14) of the two angle adjuster core pieces (3) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022827783.4U CN213892259U (en) | 2020-11-30 | 2020-11-30 | Automobile seat backrest framework structure with power assisting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022827783.4U CN213892259U (en) | 2020-11-30 | 2020-11-30 | Automobile seat backrest framework structure with power assisting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213892259U true CN213892259U (en) | 2021-08-06 |
Family
ID=77123963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022827783.4U Active CN213892259U (en) | 2020-11-30 | 2020-11-30 | Automobile seat backrest framework structure with power assisting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213892259U (en) |
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2020
- 2020-11-30 CN CN202022827783.4U patent/CN213892259U/en active Active
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