Rear-row seat folding mechanism

Abstract

The utility model relates to the technical field of automobile seats, in particular to a rear-row seat folding mechanism which comprises a back frame, two rotating frames, a cushion, a folding assembly and a supporting frame, the back frame provides installation conditions for the two rotating frames, and when a rear-row seat needs to be folded, the cushion is rotated towards the side close to the back frame along the two rotating frames, and the folding assembly is rotated towards the side close to the back frame along the two rotating frames. After the seat cushion rotates to a preset angle, the supporting frame is rotated towards the side close to the seat cushion along the folding assembly until the supporting frame moves to the preset angle, folding of the rear-row seat can be completed, on the contrary, the rear-row seat can be unfolded, the folding structure is simple, rapid folding of the rear-row seat of the automobile can be achieved, the production cost is low, and the practicability is high. Therefore, the problem that an existing rear-row seat can be folded only through a complex structure is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile seats, in particular to a rear seat folding mechanism. Background Art

[0002] Automobile seats can be divided into separate seats and long seats according to their shapes; they can be divided into fixed seats, detachable seats, and adjustable seats according to their functions; and they can be divided into single-seat, double-seat, and multi-seat chairs according to the number of passengers. According to the use performance of the seats, from the earliest fixed seats, they have been developed into multi-functional power-adjustable seats, including air-cushion seats, electric seats, stereo seats, and mental recovery seats, until electronic adjustment seats. They are divided into leather seats and flannelette seats according to the materials.

[0003] Currently, existing seats require a complex structure to achieve seat folding, resulting in an increase in the production cost of automobile seats. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a rear seat folding mechanism, aiming to solve the problem that the existing rear seats require a complex structure to achieve seat folding.

[0005] To achieve the above purpose, the utility model provides a rear seat folding mechanism, including a backrest frame, two rotating frames, a seat cushion, a folding component, and a support frame. The two rotating frames are respectively rotatably connected to the backrest frame and are both located on the backrest frame. The seat cushion is fixedly connected to the two rotating frames and is located between the two rotating frames. The folding component is arranged on one side of the seat cushion, and the support frame is arranged on one side of the folding component.

[0006] Among them, the folding component includes two mounting plates, two rotating rods, and two mounting brackets. The two mounting plates are respectively fixedly connected to the seat cushion and are respectively located on one side of the seat cushion. The two rotating rods are respectively rotatably connected to the mounting plates and are respectively located on the two mounting plates. The two mounting brackets are respectively fixedly connected to the two rotating rods and are respectively fixedly connected to the support frame.

[0007] Among them, the folding component further includes two tension springs. The two tension springs are respectively fixedly connected to the two mounting plates and are respectively fixedly connected to the support frame.

[0008] Among them, the backrest frame includes a frame body, two first fixing heads, and two second fixing heads. The frame body is rotatably connected to the two rotating frames and is located on one side of the two rotating frames. The two first fixing heads are respectively fixedly connected to the frame body and are both located on one side of the frame body. The two second fixing heads are respectively fixedly connected to the frame body and are both located on the side of the frame body away from the first fixing heads.

[0009] Wherein, the backrest frame further includes a fixing rope, which is fixedly connected to the frame body and located on one side of the frame body.

[0010] A folding mechanism for a rear seat of the present utility model includes a backrest frame, two rotating frames, a seat cushion, a folding assembly, and a support frame. The two rotating frames are respectively rotatably connected to the backrest frame and are both located on the backrest frame. The seat cushion is fixedly connected to the two rotating frames and is located between the two rotating frames. The folding assembly is disposed on one side of the seat cushion, and the support frame is disposed on one side of the folding assembly. The backrest frame provides an installation condition for the two rotating frames. When the rear seat needs to be folded, rotate the seat cushion along the two rotating frames towards the side close to the backrest frame until the seat cushion rotates to a preset angle, and then rotate the support frame along the folding assembly towards the side close to the seat cushion until the support frame moves to a preset angle, and then the folding of the rear seat can be completed. Conversely, the rear seat can be unfolded. The folding structure of the present utility model is simple, can realize the rapid folding of the rear seat of the car, and has low production cost, thus solving the problem that the existing rear seat needs a complex structure to realize the folding of the seat. Description of the Drawings

[0011] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art.

[0012] Figure 1 It is a schematic structural diagram of a folding mechanism for a rear seat of the present utility model.

[0013] Figure 2 It is a cross-sectional view of a folding mechanism for a rear seat of the present utility model.

[0014] Figure 3 It is a front view of a folding mechanism for a rear seat of the present utility model.

[0015] Figure 4 It is a schematic structural diagram of a folding mechanism for a rear seat of the present utility model after folding.

[0016] In the figure: 1 - backrest frame, 2 - rotating frame, 3 - seat cushion, 4 - folding assembly, 5 - support frame, 6 - mounting plate, 7 - rotating rod, 8 - mounting frame, 9 - tension spring, 10 - frame body, 11 - first fixing head, 12 - second fixing head, 13 - fixing rope. Detailed Embodiments

[0017] Embodiments of the present utility model will be described in detail below. Examples of the embodiments are shown in the accompanying drawings, in which the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present utility model and should not be construed as limiting the present utility model.

[0018] Please refer to Figures 1-4 , the present utility model provides a rear seat folding mechanism, including a backrest frame 1, two rotating frames 2, a seat cushion 3, a folding assembly 4 and a support frame 5. The two rotating frames 2 are respectively rotatably connected to the backrest frame 1 and are both located on the backrest frame 1. The seat cushion 3 is fixedly connected to the two rotating frames 2 and is located between the two rotating frames 2. The folding assembly 4 is disposed on one side of the seat cushion 3, and the support frame 5 is disposed on one side of the folding assembly 4.

[0019] In this embodiment, the backrest frame 1 provides the installation conditions for the two rotating frames 2. When the rear seat needs to be folded, the seat cushion 3 is rotated along the two rotating frames 2 towards the side close to the backrest frame 1 until the seat cushion 3 rotates to a preset angle, and then the support frame 5 is rotated along the folding assembly 4 towards the side close to the seat cushion 3 until the support frame 5 moves to a preset angle, and then the folding of the rear seat can be completed. Conversely, the rear seat can be unfolded. The folding structure of the present utility model is simple, can realize the rapid folding of the rear seat of the car, and has low production cost, thus solving the problem that the existing rear seat needs a complex structure to realize the folding of the seat.

[0020] Furthermore, the folding assembly 4 includes two mounting plates 6, two rotating rods 7 and two mounting brackets 8. The two mounting plates 6 are respectively fixedly connected to the seat cushion 3 and are respectively located on one side of the seat cushion 3. The two rotating rods 7 are respectively rotatably connected to the mounting plates 6 and are respectively located on the two mounting plates 6. The two mounting brackets 8 are respectively fixedly connected to the two rotating rods 7 and are respectively fixedly connected to the support frame 5.

[0021] In this embodiment, the two mounting plates 6 provide the installation conditions for the two rotating rods 7, and the two mounting brackets 8 provide the installation conditions for the support frame 5. The two mounting brackets 8 can rotate the support frame 5 along the two rotating rods 7 to fold the support frame 5.

[0022] Furthermore, the folding assembly 4 further includes two tension springs 9. The two tension springs 9 are respectively fixedly connected to the two mounting plates 6 and are respectively fixedly connected to the support frame 5.

[0023] In this embodiment, the resilience of the two tension springs 9 can be used to perform a reset and guiding function on the support frame 5.

[0024] Further, the backrest frame 1 includes a frame body 10, two first fixing heads 11 and two second fixing heads 12. The frame body 10 is rotatably connected to the two rotating frames 2 and is located on one side of the two rotating frames 2. The two first fixing heads 11 are respectively fixedly connected to the frame body 10 and are both located on one side of the frame body 10. The two second fixing heads 12 are respectively fixedly connected to the frame body 10 and are both located on the side of the frame body 10 away from the first fixing heads 11.

[0025] In this embodiment, the frame body 10 provides an installation condition for the two first fixing heads 11 and the two second fixing heads 12. The frame body 10 can be fixed to the vehicle body by cooperating with bolts through the two first fixing heads 11 and the two second fixing heads 12.

[0026] Further, the backrest frame 1 further includes a fixing rope 13. The fixing rope 13 is fixedly connected to the frame body 10 and is located on one side of the frame body 10.

[0027] In this embodiment, when the seat cushion 3 is folded, the seat cushion 3 can be fixed by the fixing rope 13 to prevent the seat cushion 3 from being forced to unfold when the vehicle body bumps.

[0028] The above-disclosed are only one or more preferred embodiments of the present application, and the scope of rights of the present application cannot be limited thereby. Those of ordinary skill in the art can understand all or part of the processes of implementing the above embodiments, and the equivalent changes made according to the claims of the present application still fall within the scope covered by the present application.

Claims

1. A rear seat folding mechanism, characterized in that it includes a backrest frame, two rotating frames, a seat cushion, a folding assembly and a support frame. The two rotating frames are respectively rotatably connected to the backrest frame and are both located on the backrest frame. The seat cushion is fixedly connected to the two rotating frames and is located between the two rotating frames. The folding assembly is arranged on one side of the seat cushion, and the support frame is arranged on one side of the folding assembly.

2. The rear seat folding mechanism according to claim 1, characterized in that the folding assembly includes two mounting plates, two rotating rods and two mounting brackets. The two mounting plates are respectively fixedly connected to the seat cushion and are respectively located on one side of the seat cushion. The two rotating rods are respectively rotatably connected to the mounting plates and are respectively located on the two mounting plates. The two mounting brackets are respectively fixedly connected to the two rotating rods and are respectively fixedly connected to the support frame.

3. The rear seat folding mechanism according to claim 2, characterized in that the folding assembly further includes two tension springs. The two tension springs are respectively fixedly connected to the two mounting plates and are respectively fixedly connected to the support frame.

4. The rear seat folding mechanism according to claim 3, characterized in that the backrest frame includes a frame body, two first fixing heads and two second fixing heads. The frame body is rotatably connected to the two rotating frames and is located on one side of the two rotating frames. The two first fixing heads are respectively fixedly connected to the frame body and are both located on one side of the frame body. The two second fixing heads are respectively fixedly connected to the frame body and are both located on the side of the frame body away from the first fixing heads.

5. The rear seat folding mechanism according to claim 4, characterized in that the backrest frame further includes a fixing rope. The fixing rope is fixedly connected to the frame body and is located on one side of the frame body.

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