CN220053594U - Connecting rod avoiding structure of folding seat - Google Patents

Abstract

The utility model discloses a connecting rod avoiding structure of a folding seat, which comprises a base, a cushion framework, a backrest framework, an adjusting component, a connecting rod component and a shielding component, wherein the adjusting component comprises an angle adjuster core piece, an upper connecting plate and a lower connecting plate; the connecting rod assembly comprises a first connecting rod and a plurality of second connecting rods, two ends of the first connecting rod are respectively hinged with the upper connecting plate and the cushion framework, and two ends of the plurality of second connecting rods are respectively hinged with the base and the cushion framework; the shielding assembly comprises a first shielding piece and a second shielding piece, the first shielding piece is wrapped on the backrest framework and the adjusting assembly, the second shielding piece is wrapped on the first connecting rod, and avoidance grooves for avoiding interference of all parts when the seat is folded are formed in the first shielding piece and the second shielding piece; the technical problem that the appearance is influenced due to the fact that the sheet metal part is exposed when the shape of the seat is changed in the existing folding seat is solved.

Description

Connecting rod avoiding structure of folding seat

Technical Field

The utility model belongs to the technical field of automobile seats, and particularly relates to a connecting rod avoiding structure of a folding seat.

Background

With the continuous development of science and technology and the automobile industry, the requirements of people on automobiles are higher and higher. The traditional automobile is difficult to meet the cargo or storage requirement due to the fact that the storage space of the trunk is fixed due to the interference of the rear-row seats. Chinese patent No. CN109177832B discloses a folding seat, which comprises a seat frame skeleton, seat frame supports, backrest supports, and a link mechanism and an unlocking mechanism, wherein the lower part of the backrest skeleton is hinged between the two backrest supports; the connecting rod mechanism comprises a first connecting rod and a second connecting rod, the upper end and the lower end of the first connecting rod are respectively hinged with the side part of the seat frame framework and the seat frame support, and the seat frame framework is pivotally supported above the seat frame support, so that the height of the seat frame framework is adjustable; cantilever arms are arranged on two sides of the lower part of the backrest framework; one end of the second connecting rod is hinged to the side part of the seat frame framework, and the other end of the second connecting rod is hinged to the end part of the cantilever; when the backrest framework is folded forwards, the cantilevers at the two sides of the lower part of the backrest framework rotate along with the backrest framework, and the seat frame framework is pulled to move backwards and downwards; when the backrest framework is folded to be in a horizontal state, the seat frame framework moves backwards and downwards to be right below the backrest framework; the backrest of the seat can be completely flattened, so that the effective storage space in the vehicle is increased.

However, when the connecting rod mechanism and the unlocking mechanism of the patent change the shape of the seat, sheet metal parts and moving mechanism connecting parts on the automobile seat are exposed to the outside, so that the attractive appearance of the seat is affected.

Disclosure of Invention

The utility model aims to provide a connecting rod avoiding structure of a folding seat, which aims to solve the technical problem that a sheet metal part is exposed to the outside when the shape of the seat is changed in the existing folding seat, and the appearance is influenced.

In order to solve the technical problems, the utility model provides the following technical scheme:

the connecting rod avoiding structure of the folding seat comprises a base, a cushion framework, a backrest framework, an adjusting assembly, a connecting rod assembly and a shielding assembly, wherein the adjusting assembly comprises an angle adjuster core piece, an upper connecting plate and a lower connecting plate which are arranged on two sides of the angle adjuster core piece, the upper connecting plate is fixed on the backrest framework, and the lower connecting plate is fixed on the base; the connecting rod assembly comprises a first connecting rod and a plurality of second connecting rods, two ends of the first connecting rod are respectively hinged with the upper connecting plate and the cushion framework, and two ends of the plurality of second connecting rods are respectively hinged with the base and the cushion framework; the shielding assembly comprises a first shielding piece and a second shielding piece, the first shielding piece is wrapped on the backrest framework and the adjusting assembly, the second shielding piece is wrapped on the first connecting rod, the first shielding piece and the second shielding piece are respectively provided with an avoidance groove, and the avoidance grooves are used for avoiding interference generated by the first shielding piece, the second shielding piece and the lower connecting plate when the seat is folded.

Further, the first shielding piece comprises an inner protection plate and an outer protection plate which are fixed on the backrest framework and the upper connecting plate, the inner protection plate is positioned on the outer side of the upper connecting plate, the outer protection plate is positioned on the outer side of the lower connecting plate, and the avoidance groove of the first shielding piece is formed in the outer protection plate.

Further, the second shielding piece comprises a bracket fixed on the second connecting rod, a shielding plate is fixed on the bracket, and the avoidance groove of the second shielding piece is arranged on the shielding plate.

Further, an outer guard plate rubber pad is arranged in the avoiding groove of the outer guard plate.

Further, a shielding plate rubber pad is arranged in the shielding plate avoiding groove.

Further, the upper connecting plate comprises a connecting arm, the first connecting rod is hinged with the connecting arm, and the first shielding piece further comprises a decorative plate fixed on the connecting arm, wherein the decorative plate is used for shielding the connecting arm.

Compared with the prior art, the utility model has the following beneficial technical effects:

1. through setting up first shielding member and the second shielding member that have dodge the groove parcel back skeleton, adjusting part and second connecting rod respectively, can be under the prerequisite that does not influence the folding of car seat, cushion function of sinking, effectively cover each sheet metal component, motion mechanism connecting piece in the design position, compensatied the outward appearance defect that the folding seat of car all directions moved, improved folding seat's aesthetic property.

2. Through set up outer backplate rubber pad and shielding plate rubber pad respectively on first shielding piece and second shielding piece, utilize the elasticity shock-absorbing capacity of rubber material, can effectively absorb the tolerance, even the seat produces the interference between shielding component and the rest part in the motion process, folding function inefficacy also can not take place to can also reduce the noise that produces in the motion process, guarantee the holistic aesthetic property of seat.

Drawings

FIG. 1 is a schematic perspective view of the utility model in an unfolded state;

FIG. 2 is a schematic perspective view of the folded state of the present utility model;

fig. 3 is a schematic view of a partial structure of the present utility model.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include:

a base 1; a seat cushion frame 2; a backrest frame 3; an adjustment assembly 4; upper link plate 41, connecting arm 411, recliner core member 42, lower link plate 43; a link assembly 5, a first link 51, a second link 52; the first shielding piece 6, an inner protection plate 61, an outer protection plate 62, an outer protection plate rubber pad 63 and a decorative plate 64; a second shutter 7, a bracket 71, a shutter 72, a shutter rubber pad 73.

Examples

As shown in fig. 1, the connecting rod avoidance structure of the folding seat comprises a base 1, a cushion framework 2, a backrest framework 3, an adjusting component 4, a connecting rod component 5 and a shielding component.

As shown in fig. 3, the adjusting assembly 4 is an angle adjuster, the angle adjuster is used for locking or unlocking a seat to change the state of the seat, the adjusting assembly 4 comprises an angle adjuster core member 42, an upper connecting plate 41 and a lower connecting plate 43 which are arranged on two sides of the angle adjuster core member 42, one side of the upper connecting plate 41, which is far away from the angle adjuster core member 42, is fixed on the backrest framework 3 through bolts, and one end of the lower connecting plate 43, which is far away from the angle adjuster core member 42, is fixed on the base 1; the upper link plate 41 is integrally formed with a connection arm 411.

As shown in fig. 3, the link assembly 5 includes a first link 51 and a plurality of second links 52, in this embodiment, two second links 52 are hinged to the connecting arm 411 and the cushion frame 2 through a rotation shaft respectively at two ends of the first link 51, and two ends of the two second links 52 are hinged to the base 1 and the cushion frame 2 through rotation shafts respectively; the wear-resistant bushing is sleeved on the rotating shaft between the first connecting rod 51 and the cushion framework 2, one end of the wear-resistant bushing is welded on the outer side of the cushion framework 2, so that the distance between the first connecting rod 51 and the cushion framework 2 is larger than the distance between the second connecting rod 52 and the cushion framework 2, the first connecting rod 51 and the second connecting rod 52 do not interfere with each other when moving, and the seat can be folded or unfolded normally.

When the backrest frame 3 is folded forwards, the upper connecting plate 41 and the connecting arm 411 thereof rotate along with the backrest frame 3, the cushion frame 2 is pulled to move backwards and downwards, when the backrest frame 3 is folded to be in a horizontal state, the cushion frame 2 moves backwards and downwards to be directly under the backrest frame 3, interference among all parts of the seat is avoided, the backrest is completely flat, and the seat is communicated with a trunk of an automobile, so that the storage space in the automobile is enlarged.

As shown in fig. 1-3, the shielding assembly comprises a first shielding member 6 and a second shielding member 7; the first shielding member 6 comprises an inner shielding plate 61, an outer shielding plate 62, an outer shielding plate rubber pad 63 and a decorative plate 64, wherein the inner shielding plate 61 is fixed on the right side of the backrest frame 3 and the upper connecting plate 41 through bolts, the outer shielding plate 62 is fixed on the left side of the backrest frame 3 and the lower connecting plate 43 through bolts, the backrest frame 3, the upper connecting plate 41, the angle adjuster core member 42 and the lower connecting plate 43 are wrapped between the inner shielding plate 61 and the outer shielding plate 62, an avoiding groove is formed in the outer shielding plate 62, the outer shielding plate rubber pad 63 is fixed in the avoiding groove, an avoiding gap exists between the outer shielding plate rubber pad 63 and the inner shielding plate 61, the decorative plate 64 is fixed on the connecting arm 411 through bolts, and the decorative plate 64 is used for shielding the connecting arm 411; the second shielding piece 7 comprises a support 71, a shielding plate 72 and a shielding plate rubber pad 73, wherein the support 71 is U-shaped, the right side plate of the U-shaped support 71 is fixed on the first connecting rod 51 through bolts, the shielding plate 72 is fixed on the support 71 through bolts, the shielding plate 72 can cover the support 71 and the first connecting rod 51, an avoidance groove is formed in the shielding plate 72, the shielding plate rubber pad 73 is fixed in the avoidance groove, and an avoidance gap is formed between two sides of the shielding plate rubber pad 73.

When the backrest frame 3 is folded forwards, the avoidance gap between the outer guard plate rubber pad 63 and the inner guard plate 61 and the avoidance gap between the two sides of the shielding plate rubber pad 73 can pass through the lower connecting plate 43, so that interference can not be generated on the folding of the backrest frame 3 and the sinking of the cushion frame 2 of the automobile, and sheet metal parts such as the backrest frame 3, the upper connecting plate 41, the angle adjuster core part 42, the lower connecting plate 43 and the first connecting rod 51 and the moving mechanism connecting parts can be effectively covered at the design position through the first shielding piece 6 and the second shielding piece 7, so that the appearance defect of the movement of the automobile in all directions of the folding seat is overcome, and the aesthetic property of the folding seat is improved; and through dodging inslot setting up outer backplate rubber pad 63 and shielding plate rubber pad 73, utilize the elasticity damping performance of rubber material, can effectively absorb the tolerance, even the seat produces the interference between shielding assembly and the rest part in the motion process, also can not take place folding function inefficacy, can also reduce the noise that produces in the motion process.

In this embodiment, as shown in fig. 1, when the seat is unfolded, the folding process of the seat is as follows: unlocking the angle adjuster (the structure of the angle adjuster, the structure of an unlocking piece of the angle adjuster and the unlocking principle are all in the prior art and are not explained here), pushing the backrest frame 3 forwards, and enabling the backrest frame 3, the upper connecting plate 41 and the first shielding piece 6 to rotate forwards and downwards, wherein an avoidance gap between the outer guard plate rubber pad 63 and the inner guard plate 61 gradually passes through the lower connecting plate 43; the connecting arm 411 rotates forwards and downwards along with the upper connecting plate 41, the connecting arm 411 pulls the first connecting rod 51 to rotate backwards and downwards, and the avoidance gap between the two sides of the shielding rubber pad 73 gradually passes through the lower connecting plate; the first connecting rod 51 drives the cushion frame 2 to move backwards and downwards, the cushion frame 2 drives the two second connecting rods 52 to rotate backwards and downwards around the hinge point with the support until the backrest frame 3 is folded forwards to be in a horizontal state, the maximum folding angle is reached, at the moment, the cushion frame 2 moves right below the backrest frame 3, the angle adjuster is locked, and the seat is folded as shown in fig. 2.

The unfolding process of the seat is as follows: the backrest framework 3 is pushed backwards and upwards by unlocking the angle adjuster, the first connecting rod 51 is pulled by the upper connecting plate and the connecting arm 411 thereof to rotate forwards and upwards, the cushion framework 2 is driven by the first connecting rod 51 to move forwards and upwards, and the two second connecting rods 52 rotate forwards and upwards until the cushion framework 2 is in a vertical or backward inclined state to reach the maximum unfolding angle, and at the moment, the cushion framework 2 moves to a height convenient for passengers to sit, and the angle adjuster is locked.

Claims (6)

1. The utility model provides a structure is dodged to connecting rod of folding seat which characterized in that: the seat cushion comprises a base, a seat cushion framework, a backrest framework, an adjusting assembly, a connecting rod assembly and a shielding assembly, wherein the adjusting assembly comprises an angle adjuster core piece, and an upper connecting plate and a lower connecting plate which are arranged on two sides of the angle adjuster core piece; the connecting rod assembly comprises a first connecting rod and a plurality of second connecting rods, two ends of the first connecting rod are respectively hinged with the upper connecting plate and the cushion framework, and two ends of the plurality of second connecting rods are respectively hinged with the base and the cushion framework; the shielding assembly comprises a first shielding piece and a second shielding piece, the first shielding piece is wrapped on the backrest framework and the adjusting assembly, the second shielding piece is wrapped on the first connecting rod, the first shielding piece and the second shielding piece are respectively provided with an avoidance groove, and the avoidance grooves are used for avoiding interference generated by the first shielding piece, the second shielding piece and the lower connecting plate when the seat is folded.

2. The link avoidance structure of a folding seat according to claim 1, characterized in that: the first shielding piece comprises an inner protection plate and an outer protection plate which are fixed on the backrest framework and the upper connecting plate, the inner protection plate is positioned on the outer side of the upper connecting plate, the outer protection plate is positioned on the outer side of the lower connecting plate, and the avoidance groove of the first shielding piece is formed in the outer protection plate.

3. The link avoidance structure of a folding seat according to claim 1, characterized in that: the second shielding piece comprises a bracket fixed on the second connecting rod, a shielding plate is fixed on the bracket, and an avoidance groove of the second shielding piece is arranged on the shielding plate.

4. The link avoidance structure of a folding seat according to claim 2, characterized in that: and an outer guard plate rubber pad is arranged in the avoiding groove of the outer guard plate.

5. A link avoidance structure for a folding seat according to claim 3 wherein: a shielding plate rubber pad is arranged in the shielding plate avoiding groove.

6. The link avoidance structure of a folding seat according to claim 2, characterized in that: the upper connecting plate comprises a connecting arm, the first connecting rod is hinged with the connecting arm, the first shielding piece further comprises a decorative plate fixed on the connecting arm, and the decorative plate is used for shielding the connecting arm.