Five-bar zero-gravity seat

Abstract

The utility model relates to the technical field of automobile seat, concretely relates to a five connecting rod zero gravity seat, including slide rail and riding subassembly, and the riding subassembly includes inside RISER support, drive structure, first main connecting rod, first auxiliary connecting rod, first collaborative link, cushion inside panel, lifting mechanism, cushion, backrest and lifting piece, control drive structure operation on the lead screw on the support moves, utilize the transmission principle of five connecting rods and drive first main connecting rod, first auxiliary connecting rod and first collaborative link make that cushion inside panel cooperates lifting mechanism, zero gravity adjusts the pitch angle of cushion, and the lifting piece is used for adjusting the height position of cushion, thereby solved the existing automobile seat, because the chair seat assembly fixed in the car is fixed, therefore cannot realize zero gravity to raise the chair seat according to different sitting posture demand, and further lead to the problem of poor riding comfort.

Description

Technical Field

[0001] This utility model relates to the field of automotive seat technology, and in particular to a five-link zero-gravity seat. Background Technology

[0002] Car seats are an important part of car interiors and one of the most important safety components. Correct driving posture can effectively protect the driver's safety, but existing car seats have limited adjustment functions.

[0003] Currently, existing car seats, as a common automotive interior component structure, include a seat, a backrest, an adjustment mechanism, and a switch. The backrest is movably connected to the seat, the adjustment mechanism is located within the seat, and the switch is connected to the adjustment mechanism. The switch includes a switch body and an operating button fixedly mounted on the switch body. By setting multiple switch components on a circuit board and integrating these components together, multiple adjustments to the car seat can be made.

[0004] However, with the above method, the height of the seat is fixed after it is installed and fixed inside the vehicle. Therefore, it is impossible to raise the seat with zero gravity according to different sitting posture requirements, which leads to poor riding comfort. Utility Model Content

[0005] The purpose of this invention is to provide a five-link zero-gravity seat, which aims to solve the problem that existing car seats have a fixed height after being assembled and fixed in the car, and therefore cannot achieve zero-gravity seat elevation according to different sitting posture requirements, resulting in poor riding comfort.

[0006] To achieve the above objectives, this utility model provides a five-link zero-gravity seat, including a slide rail and a seating component.

[0007] The seating assembly includes an inner RISER bracket, a drive structure, a first main link, a first secondary link, a first coordinating link, an inner side plate of the seat cushion, a lifting mechanism, a seat cushion, a backrest, a bracket, a lead screw, a lifting component, and a synchronizing rod;

[0008] The inner RISER bracket is fixedly connected to the slide rail and located on one side of the slide rail; the drive structure is disposed on one side of the inner RISER bracket; the first main connecting rod is rotatably connected to the drive structure and located on one side of the drive structure; the first auxiliary connecting rod is rotatably connected to the first main connecting rod and located on one side of the first main connecting rod; the first cooperating rod is rotatably connected to the inner RISER bracket and located on one side of the inner RISER bracket; the inner side plate of the seat cushion is rotatably connected to the first auxiliary connecting rod and the first cooperating rod respectively, and is located between the first auxiliary connecting rod and the first cooperating rod; the lifting... The lifting mechanism is located on one side of the slide rail; the seat cushion is fixedly connected to the inner side plate of the seat cushion and the lifting mechanism, and is located between the inner side plate of the seat cushion and the lifting mechanism; the backrest is located on one side of the seat cushion; the lifting member is located on one side of the lifting mechanism; the bracket is fixedly connected to the inner RISER bracket and is located on one side of the inner RISER bracket; the lead screw is fixedly connected to the bracket and cooperates with the drive structure, and is located on one side of the bracket; the synchronizing rod is detachably connected to the first main connecting rod and the lifting mechanism, and is located between the inner RISER bracket and the lifting mechanism.

[0009] The drive structure includes a drive frame and a lead screw motor. The drive frame is rotatably connected to the first main connecting rod and is located on one side of the first main connecting rod. The lead screw motor is fixedly connected to the drive frame, and the output end of the lead screw motor cooperates with the lead screw and is located on one side of the drive frame.

[0010] The lifting mechanism includes an outer RISER bracket, a second main connecting rod, a second auxiliary connecting rod, a toothed plate, and an outer seat cushion plate. The outer RISER bracket is fixedly connected to the slide rail and located on one side of the slide rail. The second main connecting rod is rotatably connected to the outer RISER bracket and located on one side of the outer RISER bracket. The second auxiliary connecting rod is rotatably connected to the second main connecting rod and located on one side of the second main connecting rod. The toothed plate is rotatably connected to the outer RISER bracket and located on one side of the outer RISER bracket. The outer seat cushion plate is rotatably connected to both the second auxiliary connecting rod and the toothed plate, and is fixedly connected to the seat cushion, located between the second auxiliary connecting rod and the toothed plate.

[0011] The lifting component includes a height adjustment motor and a gear mechanism. The height adjustment motor is fixedly connected to the seat cushion and located on one side of the seat cushion. The gear mechanism is fixedly connected to the output end of the height adjustment motor, meshes with the gear plate, and is located on one side of the height adjustment motor.

[0012] This utility model discloses a five-link zero-gravity seat. During use, the slide rail is used to adjust the fore-and-aft position of the seat cushion, the synchronizing rod is used to synchronize the movement trajectory of the first main link and the lifting mechanism, and bolts are used for assembly to facilitate subsequent disassembly. The drive structure is controlled to move on the lead screw on the bracket. Utilizing the transmission principle of the five-link system, the first main link, the first auxiliary link, and the first coordinating rod are driven to enable the inner side plate of the seat cushion to cooperate with the lifting mechanism, thereby adjusting the tilt angle of the seat cushion in zero gravity. The lifting component is used to adjust the height position of the seat cushion. This solves the problem of existing car seats, where the height position is fixed after the seat is assembled and fixed in the car, making it impossible to raise the seat in zero gravity according to different sitting posture requirements, resulting in poor riding comfort. Attached Figure Description

[0013] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the accompanying drawings used in the description of the embodiments or the prior art will be briefly introduced below.

[0014] Figure 1 This is a schematic diagram of the overall structure of this utility model.

[0015] Figure 2 This is a structural schematic diagram of the entire utility model from another angle.

[0016] Figure 3 This is a schematic diagram of the overall structure of this utility model, excluding the backrest.

[0017] 101-Slide rail, 102-Inner RISER bracket, 103-Drive structure, 104-First main connecting rod, 105-First auxiliary connecting rod, 106-First coordinating rod, 107-Inner side plate of seat cushion, 108-Lifting mechanism, 109-Seat cushion, 110-Backrest, 111-Lifting component, 112-Drive frame, 113-Lead screw motor, 114-Outer RISER bracket, 115-Second main connecting rod, 116-Second auxiliary connecting rod, 117-Gear plate, 118-Outer side plate of seat cushion, 119-High-adjustment motor, 120-Gear mechanism, 121-Bracket, 122-Lead screw, 123-Synchronizing rod. Detailed Implementation

[0018] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, but should not be construed as limiting the present invention.

[0019] Please see Figures 1-3 ,in, Figure 1 This is a schematic diagram of the overall structure of this utility model. Figure 2This is a structural schematic diagram of the entire utility model from another angle. Figure 3 This is a schematic diagram of the overall structure of this utility model, excluding the backrest.

[0020] This utility model discloses a five-link zero-gravity seat, comprising a slide rail 101 and a seating assembly. The seating assembly includes an inner RISER bracket 102, a drive structure 103, a first main link 104, a first secondary link 105, a first coordinating link 106, an inner side panel of the seat cushion 107, a lifting mechanism 108, a seat cushion 109, a backrest 110, a bracket 121, a lead screw 122, a lifting component 111, and a synchronizing rod 123. The drive structure 103 includes a drive frame 112 and a lead screw motor. 113. The lifting mechanism 108 includes an outer RISER bracket 114, a second main connecting rod 115, a second auxiliary connecting rod 116, a gear plate 117, and an outer seat cushion plate 118. The lifting component 111 includes a high-adjustment motor 119 and a gear mechanism 120. The aforementioned solution solves the problem that existing car seats, because their height is fixed after being assembled and fixed in the car, cannot achieve zero-gravity lifting of the seat according to different sitting posture requirements, thus resulting in poor seating comfort.

[0021] In this specific embodiment, the slide rail 101 is used to adjust the front and rear position of the seat cushion 109.

[0022] The inner RISER bracket 102 is fixedly connected to the slide rail 101 and located on one side of the slide rail 101; the drive structure 103 is disposed on one side of the inner RISER bracket 102; the first main connecting rod 104 is rotatably connected to the drive structure 103 and located on one side of the drive structure 103; the first auxiliary connecting rod 105 is rotatably connected to the first main connecting rod 104 and located on one side of the first main connecting rod 104; the first cooperating rod 106 is rotatably connected to the inner RISER bracket 102 and located on one side of the inner RISER bracket 102; the inner side plate 10 of the seat cushion... 7 is rotatably connected to the first auxiliary connecting rod 105 and the first cooperating rod 106 respectively, and is located between the first auxiliary connecting rod 105 and the first cooperating rod 106; the lifting mechanism 108 is disposed on one side of the slide rail 101; the seat cushion 109 is fixedly connected to the inner side plate 107 of the seat cushion and the lifting mechanism 108 respectively, and is located between the inner side plate 107 of the seat cushion and the lifting mechanism 108; the backrest 110 is disposed on one side of the seat cushion 109; the bracket 121 is fixedly connected to the inner RISER bracket 102 and is located on one side of the inner RISER bracket 102; the lead screw 122 The seat cushion 109 is fixedly connected to the bracket 121 and cooperates with the drive structure 103, and is located on one side of the bracket 121. The lifting member 111 is disposed on one side of the lifting mechanism 108. The synchronizing rod 123 is detachably connected to the first main connecting rod 104 and the lifting mechanism 108, and is located between the inner RISER bracket 102 and the lifting mechanism 108. The slide rail 101 is used to adjust the front and rear position of the seat cushion 109. The synchronizing rod 123 is used to synchronize the movement trajectory of the first main connecting rod 104 and the lifting mechanism 108, and is assembled with bolts for easy subsequent disassembly. The drive structure 103 operates on the lead screw 122 on the bracket 121, and uses the transmission principle of the five-bar linkage to drive the first main connecting rod 104, the first secondary connecting rod 105 and the first cooperating rod 106 so that the inner side plate 107 of the seat cushion cooperates with the lifting mechanism 108 to adjust the pitch angle of the seat cushion 109 with zero gravity. The lifting component 111 is used to adjust the height position of the seat cushion 109, thereby solving the problem that the height position of the existing car seat is fixed after the seat is assembled and fixed in the car, so it is impossible to raise the seat with zero gravity according to different sitting posture requirements, resulting in poor riding comfort.

[0023] Secondly, the drive frame 112 is rotatably connected to the first main connecting rod 104 and is located on one side of the first main connecting rod 104; the lead screw motor 113 is fixedly connected to the drive frame 112, and the output end of the lead screw motor 113 cooperates with the lead screw 122 and is located on one side of the drive frame 112. The drive frame 112 is used to support the assembly of the lead screw motor 113, control the operation of the lead screw motor 113 to cooperate with the lead screw 122 on the bracket 121 to move laterally, and then adjust the pitch angle of the seat cushion 109 in accordance with the principle of the five-bar linkage.

[0024] Furthermore, the outer RISER bracket 114 is fixedly connected to the slide rail 101 and located on one side of the slide rail 101; the second main connecting rod 115 is rotatably connected to the outer RISER bracket 114 and located on one side of the outer RISER bracket 114; the second auxiliary connecting rod 116 is rotatably connected to the second main connecting rod 115 and located on one side of the second main connecting rod 115; the toothed plate 117 is rotatably connected to the outer RISER bracket 114 and located on the outer RISER bracket 114. 4. On one side; the outer side plate 118 of the seat cushion is rotatably connected to the second auxiliary connecting rod 116 and the toothed plate 117 respectively, and is fixedly connected to the seat cushion 109, and is located between the second auxiliary connecting rod 116 and the toothed plate 117. The outer RISER bracket 114, the second main connecting rod 115, the second auxiliary connecting rod 116, the toothed plate 117 and the outer side plate 118 of the seat cushion form a five-bar linkage lifting structure. The toothed plate 117 cooperates with the lifting member 111 to lift the height of the seat cushion 109.

[0025] In addition, the high-adjustment motor 119 is fixedly connected to the seat cushion 109 and located on one side of the seat cushion 109; the gear mechanism 120 is fixedly connected to the output end of the high-adjustment motor 119 and meshes with the gear plate 117, and is located on one side of the high-adjustment motor 119, controlling the high-adjustment motor 119 to drive the gear mechanism 120 to rotate the gear plate 117 and raise the height of the seat cushion 109.

[0026] In using this utility model, the slide rail 101 is used to adjust the front and rear position of the seat cushion 109, the synchronizing rod 123 is used to synchronize the movement trajectory of the first main connecting rod 104 and the second main connecting rod 115, and is assembled with bolts for easy subsequent disassembly, the synchronizing rod 123 is used to synchronize the movement trajectory of the first main connecting rod 104 and the lifting mechanism 108, and is assembled with bolts for easy subsequent disassembly, the operation of the lead screw motor 113 is controlled to cooperate with the lead screw 122 on the bracket 121 to move laterally, and the transmission principle of the five-bar linkage drives the first main connecting rod 104, the first auxiliary connecting rod 105 and the first cooperating rod 106 so that the inner side plate 107 of the seat cushion cooperates with the lifting mechanism 108. The lifting mechanism 108, consisting of the outer RISER bracket 114, the second main connecting rod 115, the second auxiliary connecting rod 116, the gear plate 117, and the outer side plate of the seat cushion 118, forms a five-bar lifting structure. The gear plate 117, in conjunction with the lifting component 111, is used to raise the height of the seat cushion 109, allowing for zero-gravity adjustment of the seat cushion 109's tilt angle. The high-adjustment motor 119 drives the gear mechanism 120 to rotate the gear plate 117, thereby raising the height of the seat cushion 109. This solves the problem that existing car seats, whose height is fixed after installation in the vehicle, cannot achieve zero-gravity seat elevation according to different sitting posture requirements, resulting in poor seating comfort.

[0027] The above-disclosed embodiments are merely one or more preferred embodiments of this application and should not be construed as limiting the scope of this application. Those skilled in the art can understand that all or part of the processes for implementing the above embodiments and equivalent changes made in accordance with the claims of this application still fall within the scope of this application.

Claims

1. A five-link zero-gravity seat, comprising a slide rail, characterized in that, It also includes ride components, The seating assembly includes an inner RISER bracket, a drive structure, a first main link, a first secondary link, a first coordinating link, an inner side plate of the seat cushion, a lifting mechanism, a seat cushion, a backrest, a bracket, a lead screw, a lifting component, and a synchronizing rod; The inner RISER bracket is fixedly connected to the slide rail and located on one side of the slide rail; the drive structure is disposed on one side of the inner RISER bracket; the first main connecting rod is rotatably connected to the drive structure and located on one side of the drive structure; the first auxiliary connecting rod is rotatably connected to the first main connecting rod and located on one side of the first main connecting rod; the first cooperating rod is rotatably connected to the inner RISER bracket and located on one side of the inner RISER bracket; the inner side plate of the seat cushion is rotatably connected to the first auxiliary connecting rod and the first cooperating rod respectively, and is located between the first auxiliary connecting rod and the first cooperating rod; the lifting... The lifting mechanism is located on one side of the slide rail; the seat cushion is fixedly connected to the inner side plate of the seat cushion and the lifting mechanism, and is located between the inner side plate of the seat cushion and the lifting mechanism; the backrest is located on one side of the seat cushion; the bracket is fixedly connected to the inner RISER bracket and is located on one side of the inner RISER bracket; the lead screw is fixedly connected to the bracket and cooperates with the drive structure, and is located on one side of the bracket; the lifting member is located on one side of the lifting mechanism; the synchronizing rod is detachably connected to the first main connecting rod and the lifting mechanism, and is located between the inner RISER bracket and the lifting mechanism.

2. The five-link zero-gravity seat as described in claim 1, characterized in that, The drive structure includes a drive frame and a lead screw motor. The drive frame is rotatably connected to the first main connecting rod and is located on one side of the first main connecting rod. The lead screw motor is fixedly connected to the drive frame, and the output end of the lead screw motor cooperates with the lead screw and is located on one side of the drive frame.

3. A five-link zero-gravity seat as described in claim 2, characterized in that, The lifting mechanism includes an outer RISER bracket, a second main connecting rod, a second auxiliary connecting rod, a toothed plate, and an outer seat cushion plate. The outer RISER bracket is fixedly connected to the slide rail and located on one side of the slide rail. The second main connecting rod is rotatably connected to the outer RISER bracket and located on one side of the outer RISER bracket. The second auxiliary connecting rod is rotatably connected to the second main connecting rod and located on one side of the second main connecting rod. The toothed plate is rotatably connected to the outer RISER bracket and located on one side of the outer RISER bracket. The outer seat cushion plate is rotatably connected to both the second auxiliary connecting rod and the toothed plate, and is fixedly connected to the seat cushion, located between the second auxiliary connecting rod and the toothed plate.

4. A five-link zero-gravity seat as described in claim 3, characterized in that, The lifting component includes a high-adjustment motor and a gear mechanism. The high-adjustment motor is fixedly connected to the seat cushion and located on one side of the seat cushion. The gear mechanism is fixedly connected to the output end of the high-adjustment motor, meshes with the gear plate, and is located on one side of the high-adjustment motor.

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