CN115675224A - Double safety belt framework of two-row six-minute seat of automobile - Google Patents

Abstract

The invention discloses a double safety belt framework of a second-row six-minute seat of an automobile, wherein a first safety belt and a second safety belt are arranged on a six-minute seat framework assembly; a first reinforced steel plate, a second reinforced steel plate and a third reinforced steel plate are fixedly arranged on the left side surface of the six-part backrest framework assembly; the connecting plate is formed by buckling and welding two pieces of high-strength steel; the main body of the six-minute cushion framework assembly is a high-strength aluminum alloy sitting basin, and a fifth reinforcing steel plate, a sixth reinforcing steel plate and a seventh reinforcing steel plate are attached to the high-strength aluminum alloy sitting basin and are fixedly installed on the high-strength aluminum alloy sitting basin through bolts respectively; the position of the base corresponding to each supporting leg is provided with a first anti-submergence support and a gap is reserved. Move two safety belts from the automobile body to the skeleton of two rows of six minutes seats on, through many initiatives and lifting, increase skeleton intensity, satisfy collision safety test requirement, reduce cost simultaneously lightens weight, improves travelling comfort and security to possess the effect of anticollision dive.

Description

Double safety belt framework of two-row six-minute seat of automobile

Technical Field

The invention relates to the technical field of automobile seats, in particular to a double-safety-belt framework of an automobile two-row six-part seat.

Background

Along with the increase of vehicle use scenes in modern society, consumers have higher and higher requirements on the space comfort of automotive interiors and more diversified requirements on interior functions, so that the requirements on the front row and the rear row on multifunctional regulation and comfort are continuously improved. If a passenger is seated in a second row seat of an automobile, the backrest is required to be adjusted at a large angle, and the seat can also be adjusted at a large distance from the front to the rear. However, since the rear seat belts in the current market are almost installed on the vehicle body, the passenger cannot meet the requirements of safety or comfort when the backrest is adjusted at a large angle or the front and rear of the seat are adjusted at a large distance; particularly, when two safety belts are arranged on the two rows of the six-minute seats, the requirement on the strength of the framework of the six-minute seats is higher, and once the strength of the seats is not enough, the requirement on the collision safety test cannot be met.

Disclosure of Invention

The invention aims to provide a framework capable of installing two safety belts on a two-row six-part seat, which meets the requirement of a collision safety test by increasing the strength of the framework, reduces the cost and the weight, and improves the comfort and the safety.

Therefore, the technical scheme adopted by the invention is as follows: a double safety belt framework of a two-row six-minute seat of an automobile comprises a slide rail assembly and a six-minute seat framework assembly, wherein the six-minute seat framework assembly comprises a six-minute backrest framework assembly and a six-minute cushion framework assembly, the six-minute backrest framework assembly is rotatably connected with a connecting plate at the rear end of the six-minute cushion framework assembly through an angle adjuster, a first safety belt is installed on the left side of the top of the six-minute seat framework assembly, and a second safety belt is installed in the middle position of the top;

a first reinforced steel plate, a second reinforced steel plate and a third reinforced steel plate are fixedly arranged on the left side surface of the six-part backrest framework assembly; the first reinforcing steel plate is bent into an L shape by adopting a high-strength steel plate, is matched with the height of the six-part backrest frame assembly in height and comprises a back plate and a side plate, and the upper part of the side plate is outwards deviated relative to the lower part of the side plate to form a step surface; the second reinforcing steel plate is welded on the outer side of the lower part of the side plate and just fills the step surface; the third reinforced steel plate is welded at the lower part of the front side of the back plate; the first reinforced steel plate, the second reinforced steel plate and the third reinforced steel plate are welded into a whole and then are welded to the left side surface of the six-part backrest framework assembly in an attaching mode; a fourth reinforced steel plate is welded at the lower part of the right side surface of the six-part backrest framework assembly in a fitting manner; a tenth reinforced steel plate is welded at the front lower part of the middle position of the sixth-minute backrest framework assembly in an attaching mode;

the connecting plate is formed by buckling and welding two pieces of high-strength steel;

the main body of the six-part cushion framework assembly is a high-strength aluminum alloy seat basin, a fifth reinforced steel plate is attached and installed above the high-strength aluminum alloy seat basin, a sixth reinforced steel plate with flanges up and down is attached and installed on the left side, a seventh reinforced steel plate with flanges up and down is attached and installed on the right side, and the fifth reinforced steel plate, the sixth reinforced steel plate and the seventh reinforced steel plate are fixedly installed on the high-strength aluminum alloy seat basin through bolts respectively;

the sliding rail assembly is provided with a base, the front end of the high-strength aluminum alloy sitting basin is integrally provided with a left supporting leg, a middle supporting leg and a right supporting leg, and a first submergence preventing support is arranged at the position, corresponding to each supporting leg, on the base and a gap is reserved.

Preferably, the sixth-minute backrest framework assembly can be turned backwards and laid flat relative to the sixth-minute cushion framework assembly; two leg support assemblies are sequentially arranged on the left and right sides of the front end of the sextant cushion framework assembly.

Preferably, a front connecting rod, a rear connecting rod and a four-connecting-rod driving mechanism are arranged below the six-minute seat cushion framework assembly, a front base support and a rear base support are fixedly mounted above the base, the upper ends of the front connecting rod and the rear connecting rod are respectively hinged to the six-minute seat cushion framework assembly, the lower end of the front connecting rod is hinged to the front base support, the lower end of the rear connecting rod is hinged to the rear base support, so that the four-connecting-rod mechanism is formed below the six-minute seat cushion framework assembly, and the four-connecting-rod driving mechanism is used for driving the rear connecting rod to rotate clockwise or anticlockwise around a lower hinge point so as to drive the whole six-minute seat cushion framework assembly to move backwards or return forwards; and a second anti-submergence bracket is arranged on the base corresponding to each front connecting rod, and when the four-connecting-rod mechanism is at the front end position, the second anti-submergence bracket is positioned under the front connecting rod and is provided with an interval. Further, when the backrest of the passenger is turned over and flatly placed and the seat basin is adjusted at a larger distance, the front space is enlarged through the four-bar linkage mechanism, more comfortable experience is provided for the passenger to lie, and meanwhile, the dive prevention function is further increased.

Preferably, the slide rail assembly is divided into a left part, a middle part and a right part, the front connecting rod, the rear connecting rod, the front base support and the rear base support are respectively three and are respectively arranged at the left position, the middle position and the right position below the six-part cushion framework assembly.

Further preferably, the four-bar linkage driving mechanism comprises a driving motor and three angle adjusters which are arranged on the left, the middle and the right and are connected through a synchronizing rod, so that the synchronous driving of the same driving motor is realized; the angle adjuster is arranged between the rear connecting rod and the rear base support, one side of the angle adjuster is welded at the lower end of the rear connecting rod, and the other side of the angle adjuster is welded on the rear base support.

Further preferably, the middle part of the rear side of the fifth reinforced steel plate is provided with an avoidance gap, the eighth reinforced steel plate and the ninth reinforced steel plate are arranged at the avoidance gap, and the eighth reinforced steel plate and the ninth reinforced steel plate are fixedly arranged on the high-strength aluminum alloy sitting basin through bolts respectively.

Further preferably, the slide rail assembly is an electric slide rail.

Preferably, the second anti-submergence support is formed by welding a door-shaped frame and a front sealing plate, the top of the door-shaped frame gradually rises from back to front, and the top of the door-shaped frame and the front sealing plate form a box-shaped structure, so that the structural strength is better.

The invention has the beneficial effects that: move two safety belts from the automobile body to the skeleton of two rows of six minutes seats on, through many initiatives and lifting, increase skeleton intensity, satisfy collision safety test requirement, reduce cost simultaneously lightens weight, improves travelling comfort and security to possess the effect of anticollision dive.

Drawings

FIG. 1 is a schematic structural view of the present invention.

FIG. 2 is an exploded view of FIG. 1 (without the slide rail assembly).

Figure 3 is an exploded view of a six-part back frame assembly.

Fig. 4 is an exploded view of a sixteenth seat cushion frame assembly.

FIG. 5 is a schematic view of a first anti-dive bracket installation location.

Fig. 6 is a partially enlarged view of fig. 5.

FIG. 7 is a schematic view of a second anti-dive bracket mounting location.

Fig. 8 is an enlarged partial inverted view of fig. 7.

Fig. 9 is a diagram of the position of the invention in a middle position when lying down.

Fig. 10 is a diagram of the position of the final state of the invention in a lying state.

FIG. 11 is a schematic view of a four bar linkage drive mechanism.

Detailed Description

The invention is further illustrated by the following examples in combination with the accompanying drawings:

as shown in fig. 1, a double seat belt framework of a two-row six-part seat of an automobile comprises a slide rail assembly 4 and a six-part seat framework assembly. The six-part seat framework assembly comprises a six-part backrest framework assembly 1 and a six-part cushion framework assembly 2, the six-part backrest framework assembly 1 is rotatably connected with a connecting plate 11 at the rear end of the six-part cushion framework assembly 2 through an angle adjuster 3, a first safety belt 5 is installed on the left side of the top of the six-part seat framework assembly, and a second safety belt 6 is installed in the middle position of the top. The sliding rail assembly 4 is preferably an electric sliding rail.

As shown in fig. 2 and 3, a first reinforced steel plate 7, a second reinforced steel plate 8 and a third reinforced steel plate 9 are fixedly mounted on the left side surface of the sixth-part backrest frame assembly 1, and are used for structurally reinforcing the upper mounting point of the first seat belt 5. The first reinforcing steel plate 7 is bent into an L shape by adopting a high-strength steel plate, is matched with the height of the six-part backrest frame assembly 1, comprises a back plate 7a and a side plate 7b, and the upper part and the lower part of the side plate 7b are deviated outwards to form a step surface 7c. The second reinforcing steel plate 8 is welded to the lower outer side of the side plate 7b and just fills the step surface 7c. A third reinforcing steel plate 9 is welded to the lower portion of the front side of the back plate 7 a. The first reinforced steel plate 7, the second reinforced steel plate 8 and the third reinforced steel plate 9 are welded into a whole and then are attached and welded to the left side surface of the six-part backrest frame assembly 1. First reinforced steel plate adopts special L shape structure and step face structure, has bent in two directions in other words to fill up the step face through the second reinforced steel plate, make the overall structure intensity of first reinforced steel plate better.

A fourth reinforcing steel plate 10 is welded to the lower portion of the right side face of the six-part backrest frame assembly 1 in a fitting manner and used for performing structural reinforcement on a lower mounting point of the second safety belt 6. The roots of the left and right outer sides of the six-part backrest frame assembly 1 are specially reinforced so as to meet the requirement of higher bending resistance torque of the roots.

A tenth reinforcing steel plate 27 is welded to the front lower portion of the middle position of the sixth backrest frame assembly 1 in an attaching manner and is used for performing structural reinforcement on the lower mounting point of the first safety belt 5. Preferably, a T-shaped eleventh reinforcing plate 28 is welded to the front wall of the tenth reinforcing steel plate 27.

The connecting plate 11 is formed by buckling and welding two pieces of high-strength steel, and is used for bearing the force applied to the backrest assembly by the double safety belts.

As shown in fig. 2 and 4, the main body of the six-part seat cushion frame assembly 2 is a high-strength aluminum alloy seat pan 2a, a fifth reinforced steel plate 12 is attached and installed above the high-strength aluminum alloy seat pan 2a, a sixth reinforced steel plate 13 with upper and lower flanges is attached and installed on the left side, a seventh reinforced steel plate 14 with upper and lower flanges is attached and installed on the right side, and the fifth, sixth and seventh reinforced steel plates 12, 13 and 14 are respectively fixedly installed on the high-strength aluminum alloy seat pan 2a through bolts. Adopt high strength aluminum alloy to sit the basin, can lighten weight, add fifth, six, seven reinforcing steel plate simultaneously to improve overall strength, especially sixth, seven reinforcing steel plate have turn-ups from top to bottom, can follow the high strength aluminum alloy and sit the basin and carry out parcel formula structure from the left and right sides and strengthen.

Preferably, the fifth reinforcing steel plate 12 has an avoiding notch 12a at the rear middle part thereof for avoiding the process requirements of structural members or connecting members, and the eighth and ninth reinforcing steel plates 15 and 16 are installed at the avoiding notch 12 a. The eighth and ninth reinforcing steel plates 15 and 16 are fixedly mounted on the high-strength aluminum alloy bowl 2a by bolts, respectively.

Referring to fig. 1 to 8, a base 17 is mounted on the slide rail assembly 4, three left, middle and right support legs 2b are integrally arranged at the front end of the high-strength aluminum alloy seat basin 2a, and a first anti-dive bracket 23 is arranged at a position on the base 17 corresponding to each support leg 2b with a gap. When the vehicle collides, the seat assembly is submerged, and when the structure is deformed to a certain distance, the leg 2b is supported in contact with the first submergence preventing bracket 23, thereby reducing the injury to the passenger due to the submergence of the seat assembly.

As shown in fig. 9 and 10, the six-part backrest frame assembly 1 can be turned backward and laid flat relative to the six-part cushion frame assembly 2. Two leg support assemblies 26 are sequentially arranged at the left and right of the front end of the sextuple cushion framework assembly 2.

As shown in fig. 9 to 11, a front link 18, a rear link 19, and a four-link drive mechanism 20 are provided below the six-division seat cushion frame assembly 2. Base 17 top fixed mounting has preceding base support 21 and back base support 22, and the upper end of preceding connecting rod 18, back connecting rod 19 articulates respectively on six minutes cushion skeleton assembly 2, and the lower extreme of preceding connecting rod 18 articulates on preceding base support 21, and the lower extreme of back connecting rod 19 articulates on back base support 22 to form four-bar linkage in the below of six minutes seat skeleton assemblies. The four-bar linkage driving mechanism 20 is used for driving the rear connecting bar 19 to rotate clockwise or anticlockwise around the lower hinge point, so that the whole six-part seat framework assembly is driven to move backwards or return forwards.

FIGS. 9 and 10 show the adjustment process from the intermediate position to the final position simulating the need for the passenger to lie down while parking, in which the leg rest assembly 26 is first raised to the highest position and the sixfold backrest frame assembly is adjusted rearwardly to the final position, as shown in FIG. 9; fig. 10 shows that after the leg rest assembly 26 and the six-part backrest assembly are adjusted to the final positions, the four-bar linkage is actuated to move the six-part seat frame assembly backwards by a certain distance to meet the requirement of the passenger for lying.

As shown in fig. 7 to 9, a second submergence preventing bracket 24 is further provided on the base 17 corresponding to each front link 18, and when the four-link mechanism is in the front end position, which is a normal seating position of the seat, the second submergence preventing bracket 24 is located immediately below the front link 18 with a space left. Preferably, the second anti-dive bracket 24 is formed by welding a gate frame 24a and a front closure plate 24b, and the top of the gate frame 24a is gradually raised from the rear to the front and forms a box-like structure with the front closure plate 24 b. When the passenger normally takes the vehicle and collides, the front link 18 deforms to a certain distance and contacts the second anti-dive bracket 24, and the second anti-dive bracket 24 supports the front link 18 to prevent the deformation or pressure feedback of the front link 18 from causing injury to the passenger.

The slide rail assembly 4 is divided into a left part, a middle part and a right part, the front connecting rod 18, the rear connecting rod 19, the front base support 21 and the rear base support 22 are respectively three and are respectively arranged at the left position, the middle position and the right position below the six-part cushion framework assembly 2.

The four-bar linkage driving mechanism 20 preferably adopts a driving motor and three angle adjusters 3 arranged at the left, middle and right, and the three four-bar linkages share one set of four-bar linkage driving mechanism 20. The three angle adjusters 3 are connected by a synchronizing rod 25, so that the same driving motor is synchronously driven. The angle adjuster 3 is installed between the rear connecting rod 19 and the rear base bracket 22, and one side of the angle adjuster is welded at the lower end of the rear connecting rod 19, and the other side is welded on the rear base bracket 22. The width of the rear link 19 preferably increases from top to bottom to facilitate the installation arrangement of the recliner. The specific structure of the four-bar linkage drive mechanism 20 is not limited thereto.

Claims (9)

1. The utility model provides a two safety belt skeletons of two rows of six minutes seats of car, includes slide rail assembly (4) and six minutes seat skeleton assemblies, six minute seat skeleton assemblies include six minutes back skeleton assembly (1), six minutes cushion skeleton assembly (2), six minute back skeleton assembly (1) rotate through connecting plate (11) of angle modulation ware (3) and six minutes cushion skeleton assembly (2) rear end and be connected its characterized in that: a first safety belt (5) is installed on the left side of the top of the six-part seat framework assembly, and a second safety belt (6) is installed in the middle of the top;

a first reinforced steel plate (7), a second reinforced steel plate (8) and a third reinforced steel plate (9) are fixedly arranged on the left side surface of the sixth-part backrest framework assembly (1); the first reinforcing steel plate (7) is bent into an L shape by adopting a high-strength steel plate, is matched with the height of the six-part backrest framework assembly (1), comprises a back plate (7 a) and a side plate (7 b), and the upper part of the side plate (7 b) is shifted outwards relative to the lower part to form a step surface (7 c); the second reinforcing steel plate (8) is welded on the outer side of the lower part of the side plate (7 b) and just fills the step surface (7 c); a third reinforced steel plate (9) is welded at the lower part of the front side of the back plate (7 a); the first reinforcing steel plate (7), the second reinforcing steel plate (8) and the third reinforcing steel plate (9) are welded into a whole and then are welded to the left side surface of the six-part backrest frame assembly (1) in an attaching mode; a fourth reinforced steel plate (10) is welded at the lower part of the right side surface of the sixth-minute backrest framework assembly (1) in a fitting manner; a tenth reinforcing steel plate (27) is welded at the front lower part of the middle position of the sixth-minute backrest framework assembly (1) in an attaching manner;

the connecting plate (11) is formed by buckling and welding two pieces of high-strength steel;

the main body of the six-part cushion framework assembly (2) is a high-strength aluminum alloy sitting basin (2 a), a fifth reinforced steel plate (12) is installed above the high-strength aluminum alloy sitting basin (2 a) in an attaching mode, a sixth reinforced steel plate (13) with flanges up and down is installed on the left side in an attaching mode, a seventh reinforced steel plate (14) with flanges up and down is installed on the right side in an attaching mode, and the fifth, sixth and seventh reinforced steel plates (12, 13 and 14) are fixedly installed on the high-strength aluminum alloy sitting basin (2 a) through bolts respectively;

install base (17) on slide rail assembly (4) the front end an organic whole of high strength aluminum alloy sitting basin (2 a) is provided with three left, middle and right landing leg (2 b), and the position department that corresponds every landing leg (2 b) on base (17) is provided with first dive support (23) of preventing and leaves the interval.

2. The double seat belt framework of a two-row six-component seat of an automobile according to claim 1, characterized in that: the six-part backrest framework assembly (1) can be turned backwards and laid flat relative to the six-part cushion framework assembly (2); two leg support assemblies (26) are sequentially arranged on the left and right sides of the front end of the sextant cushion framework assembly (2).

3. The double seat belt framework of a two-row six-component seat of an automobile according to claim 2, characterized in that: a front connecting rod (18), a rear connecting rod (19) and a four-connecting-rod driving mechanism (20) are arranged below the sextant cushion framework assembly (2), a front base support (21) and a rear base support (22) are fixedly mounted above the base (17), the upper ends of the front connecting rod (18) and the rear connecting rod (19) are respectively hinged to the sextant cushion framework assembly (2), the lower end of the front connecting rod (18) is hinged to the front base support (21), the lower end of the rear connecting rod (19) is hinged to the rear base support (22), so that a four-connecting-rod mechanism is formed below the sextant seat framework assembly, and the four-connecting-rod driving mechanism (20) is used for driving the rear connecting rod (19) to rotate clockwise or anticlockwise around a lower hinged point, so that the whole sextant seat framework assembly is driven to move backwards or return forwards; and a second submergence preventing support (24) is also arranged on the base (17) corresponding to each front connecting rod (18), and when the four-bar mechanism is at the front end position, the second submergence preventing support (24) is positioned under the front connecting rods (18) and is provided with a gap.

4. The double seat belt framework of a two-row six-component seat of an automobile according to claim 3, characterized in that: the sliding rail assembly (4) is divided into a left part, a middle part and a right part, the front connecting rod (18), the rear connecting rod (19), the front base support (21) and the rear base support (22) are respectively three and are respectively arranged at the left position, the middle position and the right position below the six-part cushion framework assembly (2).

5. The double seat belt framework of a two-row six-component seat of an automobile according to claim 4, characterized in that: the four-bar linkage driving mechanism (20) comprises a driving motor and three angle adjusters (3) arranged on the left, the middle and the right, and the three angle adjusters (3) are connected through a synchronizing rod (25), so that the synchronous driving of the same driving motor is realized; the angle adjuster (3) is arranged between the rear connecting rod (19) and the rear base support (22), one side of the angle adjuster is welded at the lower end of the rear connecting rod (19), and the other side of the angle adjuster is welded on the rear base support (22).

6. The double seat belt framework of a two-row six-component seat of an automobile according to claim 1, characterized in that: the middle part of the rear side of the fifth reinforced steel plate (12) is provided with an avoiding notch (12 a), eighth and ninth reinforced steel plates (15 and 16) are arranged at the avoiding notch (12 a), and the eighth and ninth reinforced steel plates (15 and 16) are fixedly arranged on the high-strength aluminum alloy sitting basin (2 a) through bolts respectively.

7. The double seat belt framework of a two-row six-component seat of an automobile according to claim 1, characterized in that: the sliding rail assembly (4) adopts an electric sliding rail.

8. The double seat belt framework of a two-row six-component seat of an automobile according to claim 1, characterized in that: the front wall of the tenth reinforced steel plate (27) is welded with a T-shaped eleventh reinforced plate (28).

9. The double seat belt framework of a two-row six-component seat of an automobile according to claim 3, characterized in that: the second anti-submergence support (24) is formed by welding a door-shaped frame (24 a) and a front sealing plate (24 b), wherein the top of the door-shaped frame (24 a) is gradually raised from back to front and forms a box-shaped structure with the front sealing plate (24 b).

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