CN213973699U - Linkage unlocking mechanism of automobile seat backrest and rear foot assembly and automobile seat - Google Patents
Linkage unlocking mechanism of automobile seat backrest and rear foot assembly and automobile seat Download PDFInfo
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- CN213973699U CN213973699U CN202023151295.2U CN202023151295U CN213973699U CN 213973699 U CN213973699 U CN 213973699U CN 202023151295 U CN202023151295 U CN 202023151295U CN 213973699 U CN213973699 U CN 213973699U
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Abstract
The utility model discloses a linkage unlocking mechanism of a car seat backrest and a rear foot component and a car seat, which comprises a linkage plate, a first linkage sheet, a second linkage sheet and a linkage cable; the linkage plate is arranged on the backrest framework through a second articulated shaft, the lower end of the backrest framework is provided with a pushing block, and one end of the linkage plate can be in contact with the pushing block of the backrest framework; the first linkage piece and the second linkage piece are arranged on the cushion framework through a third hinge shaft, the first linkage piece is positioned below the linkage plate, and can be contacted with the first linkage piece and drive the first linkage piece to rotate after the linkage plate rotates to a certain angle; after the first linkage piece rotates to a certain angle, the first linkage piece can be contacted with the second linkage piece and drive the second linkage piece to rotate; one end of the linkage cable is connected with the second linkage sheet, the other end of the linkage cable is connected with the ground lock cables of the two ground locks respectively, and the two ground locks are installed on the two rear feet respectively. The utility model discloses can realize the function of a key unblock back and back foot.
Description
Technical Field
The utility model belongs to the technical field of car seat, concretely relates to linkage release mechanism and car seat of car seat back, back foot subassembly.
Background
Rear seats of miniature vehicles and light commercial vehicles often need to be turned forward when in use, so that goods can be conveniently placed. The overturning mode is that the backrest of the seat is firstly overturned forwards by 90 degrees to be folded with the seat cushion part, and then the seat is overturned forwards integrally. But the operation process is more, so the problem of inconvenient operation exists.
Therefore, there is a need for a new linkage unlocking mechanism for a vehicle seat back and rear foot assembly and a vehicle seat.
Disclosure of Invention
The utility model aims at providing a linkage release mechanism and car seat of car seat back, back foot subassembly can realize the function of a key unblock seat back and back foot subassembly.
In a first aspect, the utility model discloses a linkage release mechanism of car seat back, back foot subassembly, car seat include back skeleton and cushion skeleton, the lower extreme of back skeleton is connected through first articulated shaft with the rear side upper end of cushion skeleton, linkage release mechanism includes linkage plate, first linkage piece, second linkage piece and linkage cable;
the linkage plate is mounted on the backrest framework through a second articulated shaft, a pushing block is arranged at the lower end of the backrest framework, one end of the linkage plate can be in contact with the pushing block of the backrest framework, and when the backrest framework falls forwards, the pushing block can push the linkage plate to rotate by taking the second articulated shaft as a center;
the first linkage piece and the second linkage piece are arranged on the cushion framework through a third hinge shaft, the first linkage piece is positioned below the linkage plate, and can be contacted with the first linkage piece after the linkage plate rotates to a certain angle and drive the first linkage piece to rotate by taking the third hinge shaft as a center; after the first linkage piece rotates to a certain angle, the first linkage piece can be contacted with the second linkage piece and drive the second linkage piece to rotate by taking the third hinge shaft as a center;
one end of the linkage cable is connected with the second linkage sheet, the other end of the linkage cable is connected with the ground lock cables of the two ground locks respectively, and the two ground locks are installed on the two rear feet respectively.
The backrest comprises a backrest framework, a linkage plate and a first return spring, wherein the linkage plate is connected with the backrest framework through the linkage plate, and the linkage plate is connected with the backrest framework through the linkage plate.
And one end of the second return spring is hooked on the third hinge shaft, and the other end of the second return spring is fixed on the first linkage sheet.
Further, the first hinge shaft is a projection welding bolt.
Further, the second hinge shaft is a rivet.
Further, the third hinge shaft is a rivet pin.
In a second aspect, in this embodiment, a car seat, include like the utility model discloses a car seat back, rear foot subassembly's linkage release mechanism.
The utility model has the advantages of it is following: the seat back unlocking device is convenient to operate and simple in structure, the seat back is placed horizontally forwards after being unlocked, and the unlocking function of the rear foot assembly is realized, namely the function of unlocking the seat back and the rear foot assembly by one key is realized.
Drawings
FIG. 1 is a schematic view of the seat mounted structure of the present embodiment;
FIG. 2 is a schematic view of the structure of part A in FIG. 1;
FIG. 3 is a partial schematic view of the present embodiment mounted on a seat;
FIG. 4 is a schematic view of an intermediate state of the vehicle seat during the folding process;
FIG. 5 is a schematic view of the vehicle seat not folded over;
in the figure: in the figure: 1. the backrest comprises a backrest framework, a pushing block, a first hinged shaft, a second hinged shaft, a linkage plate, a first linkage piece, a second linkage piece, a third hinged shaft, a linkage cable, a second linkage piece, a third hinged shaft, a fourth shaft, a fifth shaft.
Detailed Description
The following detailed description of the present embodiments is made with reference to the accompanying drawings.
As shown in fig. 1 to 5, in the present embodiment, a linkage unlocking mechanism for a backrest and a rear leg assembly of a vehicle seat is used for the vehicle seat, and the vehicle seat includes a backrest frame 1, a seat cushion frame 10, two rear leg assemblies disposed below and behind the seat cushion frame 10, and two front mounting legs 16 disposed below and in front of the seat cushion frame 10. The lower end of the backrest frame 1 is connected to the rear upper end of the seat cushion frame 10 through a first hinge shaft 2, and after the recliner of the vehicle seat is unlocked, the backrest frame 1 can rotate around the first hinge shaft 2 (hereinafter, the rotation at this time is described as counterclockwise), and the backrest frame 1 falls forward by the moment of the recliner plate spring. The rear foot assembly comprises rear feet 12 and a ground lock 13 mounted on each of said rear feet 12.
In this embodiment, the recliner of the car seat is installed on the right side of the seat, and the whole car seat backrest and rear foot assembly linkage unlocking mechanism is installed on the left side of the seat.
As shown in fig. 2 and 3, in the present embodiment, a linkage unlocking mechanism for a seat back and a rear foot assembly of an automobile includes a linkage plate 4, a first linkage piece 5, a second linkage piece 6 and a linkage cable 8. The lower extreme of back skeleton 1 is equipped with and promotes piece 1a, linkage plate 4 is installed on back skeleton 1 through second articulated shaft 3, and the one end of linkage plate 4 can contact with the promotion piece 1a of back skeleton 1, when back skeleton 1 falls forward, promotes piece 1a and can promote linkage plate 4 and use second articulated shaft 3 as center anticlockwise rotation. The first linkage piece 5 and the second linkage piece 6 are installed on the cushion framework 10 through a third hinge shaft 7, the first linkage piece 5 is located below the linkage plate 4, and can be contacted with the first linkage piece 5 after the linkage plate 4 rotates to a certain angle, and the linkage plate 4 can rotate anticlockwise and simultaneously drive the first linkage piece 5 to rotate clockwise around the third hinge shaft 7 after the linkage plate 4 is contacted with the first linkage piece 5; when the first linkage piece 5 rotates to a certain angle, the first linkage piece 5 can be in contact with the second linkage piece 6, and after the first linkage piece 5 and the second linkage piece are in contact, the first linkage piece 5 rotates clockwise and simultaneously can drive the second linkage piece 6 to rotate clockwise by taking the third hinge shaft 7 as a center. The ground lock inhaul cables 11 of the two ground locks 13 are respectively connected with one end of the linkage inhaul cable 8 through the adapter 9, and the other end of the linkage inhaul cable 8 is connected with the second linkage piece 6. The second linkage sheet 6 rotates clockwise and drives the linkage inhaul cable 8 to move upwards, so that the ground lock 13 is unlocked.
As shown in fig. 4, in the present embodiment, the linkage unlocking mechanism of the car seat back and the rear foot assembly further includes a first return spring 14, the first return spring 14 is sleeved on the second hinge shaft 3, one end of the first return spring 14 is hooked on the back frame 1, and the other end of the first return spring 14 is hooked on the linkage plate 4. The first return spring 14 is used for returning the linkage plate 4.
As shown in fig. 4, in this embodiment, the linkage unlocking mechanism for the car seat back and the rear leg assembly further includes a second return spring 15, one end of the second return spring 15 is hooked on the third hinge shaft 7, the other end of the second return spring 15 is fixed on the first linkage piece 5, and the second return spring 15 is used for returning the first linkage piece 5.
In this embodiment, the unlocking process of the linkage unlocking mechanism of the seat back and the rear foot assembly of the automobile is as follows:
(1) after the unlocking handle of the angle adjuster is unlocked, the plate spring returns to enable the backrest framework 1 to fall forwards;
(2) when the backrest framework 1 falls forwards, the backrest framework 1 pushes the linkage plate 4 to rotate around the second articulated shaft 3;
(3) when the linkage plate 4 rotates to a certain angle, the linkage plate 4 can touch the first linkage piece 5, and when the linkage plate 4 continues to rotate, the linkage plate 4 drives the first linkage piece 5 to rotate by taking the third hinge shaft 7 as a center;
(4) when the first linkage piece 5 rotates to a certain angle, the first linkage piece 5 can touch the second linkage piece 6, and when the first linkage piece 5 continues to rotate, the first linkage piece 5 can drive the second linkage piece 6 to rotate by taking the third hinge shaft 7 as a center;
(5) the second linkage sheet 6 rotates to drive the zipper linkage inhaul cable 8 and the ground lock inhaul cable 11 to unlock the ground lock 13;
(6) after the floor latch 13 is unlocked, the entire vehicle seat is automatically folded over along the front mounting leg 16.
In this embodiment, the first hinge shaft 2 is a projection bolt. The second hinge shaft 3 is a rivet and is fixed on the cushion frame 10 in a riveting manner. The third hinge shaft 7 is a rivet pin and is fixed on the seat cushion frame 10 by welding.
Claims (7)
1. The utility model provides a linkage release mechanism of car seat back, back foot subassembly, car seat include back skeleton (1) and cushion skeleton (10), the lower extreme of back skeleton (1) is connected its characterized in that through first articulated shaft (2) with the rear side upper end of cushion skeleton (10): the linkage unlocking mechanism comprises a linkage plate (4), a first linkage sheet (5), a second linkage sheet (6) and a linkage inhaul cable (8);
the linkage plate (4) is installed on the backrest framework (1) through a second articulated shaft (3), a pushing block (1 a) is arranged at the lower end of the backrest framework (1), one end of the linkage plate (4) can be in contact with the pushing block (1 a) of the backrest framework (1), and when the backrest framework (1) falls forwards, the pushing block (1 a) can push the linkage plate (4) to rotate by taking the second articulated shaft (3) as a center;
the first linkage piece (5) and the second linkage piece (6) are installed on the cushion framework (10) through a third hinge shaft (7), the first linkage piece (5) is located below the linkage plate (4), and after the linkage plate (4) rotates to a certain angle, the first linkage piece (5) can be contacted with the first linkage piece (5) and can be driven to rotate by taking the third hinge shaft (7) as a center; after the first linkage piece (5) rotates to a certain angle, the first linkage piece can be in contact with the second linkage piece (6) and drive the second linkage piece (6) to rotate by taking a third hinge shaft (7) as a center;
one end of the linkage cable (8) is connected with the second linkage sheet (6), the other end of the linkage cable (8) is connected with the ground lock cables (11) of the two ground locks (13), and the two ground locks (13) are installed on the two rear feet (12) respectively.
2. The automobile seat back, rear foot assembly linkage unlocking mechanism according to claim 1, characterized in that: the backrest is characterized by further comprising a first return spring (14), the first return spring (14) is sleeved on the second hinge shaft (3), one end of the first return spring (14) is hooked on the backrest framework (1), and the other end of the first return spring (14) is hooked on the linkage plate (4).
3. The linked unlocking mechanism of a car seat back, rear foot assembly according to claim 1 or 2, characterized in that: the hinge mechanism is characterized by further comprising a second return spring (15), one end of the second return spring (15) is hooked on the third hinge shaft (7), and the other end of the second return spring (15) is fixed on the first linkage piece (5).
4. The automobile seat back, rear foot assembly linkage unlocking mechanism according to claim 3, characterized in that: the first hinge shaft (2) is a projection welding bolt.
5. The linked unlocking mechanism of a car seat back, rear foot assembly according to claim 1, 2 or 4, characterized in that: the second articulated shaft (3) is a rivet.
6. The automobile seat back, rear foot assembly linkage unlocking mechanism according to claim 5, characterized in that: the third hinge shaft (7) is a rivet pin.
7. An automobile seat, characterized in that: a linked unlocking mechanism including the seat back, rear foot assembly for a vehicle as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023151295.2U CN213973699U (en) | 2020-12-23 | 2020-12-23 | Linkage unlocking mechanism of automobile seat backrest and rear foot assembly and automobile seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023151295.2U CN213973699U (en) | 2020-12-23 | 2020-12-23 | Linkage unlocking mechanism of automobile seat backrest and rear foot assembly and automobile seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213973699U true CN213973699U (en) | 2021-08-17 |
Family
ID=77247666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023151295.2U Active CN213973699U (en) | 2020-12-23 | 2020-12-23 | Linkage unlocking mechanism of automobile seat backrest and rear foot assembly and automobile seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213973699U (en) |
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2020
- 2020-12-23 CN CN202023151295.2U patent/CN213973699U/en active Active
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