Automobile seat cushion framework structure

Abstract

The utility model relates to the technical field of automobile seats, in particular to an automobile seat cushion framework structure which comprises two sliding rail assemblies, two front connecting rods, two rear connecting rods and a seat frame, the two sliding rail assemblies provide installation conditions for the two front connecting rods and the two rear connecting rods, and the two front connecting rods and the two rear connecting rods provide installation conditions for the seat frame. The height of the seat frame can be adjusted through the two front connecting rods and the two rear connecting rods, the seat frame can be adjusted in a front-back moving mode through the two sliding rail assemblies, and the seat frame is simple in structure, convenient to produce and machine, low in manufacturing cost, high in compatibility and high in strength. Therefore, the problem that an existing automobile seat cushion framework structure is complex in structure is effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile seat, especially to a seat cushion framework structure of automobile seat. BACKGROUND

[0002] At present, domestic automobile market develops rapidly, with the increasing market competition, the requirement of structure performance control in the development and design process of automobile parts is higher and higher, how to realize structure optimization in the layout stage of automobile parts structure design is the latest and fastest developing subject in the field of automobile parts design.

[0003] The seat framework part is many and the structure is complex, and the strength requirement of seat as the regulatory part is higher, how to optimize the structure, consider the compatibility, strength, function, cost, light weight of framework and other factors, is one of the important problems to be solved in the field of automobile. UTILITY MODEL CONTENT

[0004] The utility model discloses a seat cushion framework structure of automobile seat, which aims to solve the problem of complex structure of the existing seat cushion framework structure of automobile seat.

[0005] To achieve the above object, the utility model provides a seat cushion framework structure of automobile seat, which comprises two slide rail assemblies, two front connecting rods, two rear connecting rods and a seat frame.

[0006] The slide rail assembly comprises a guide rail and a sliding block, the sliding block is connected with the guide rail in sliding mode, and is connected with the front connecting rod and the rear connecting rod in rotating mode.

[0007] The seat frame comprises two seat cushion edge plates, a rear cross pipe, a square bent pipe, two mounting brackets, a front cross pipe and a seat cross plate, the two seat cushion edge plates are connected with the two rear connecting rods in rotating mode and are located on the two rear connecting rods respectively, the rear cross pipe is fixedly connected with the two seat cushion edge plates and is located between the two seat cushion edge plates, the square bent pipe is fixedly connected with the two seat cushion edge plates and is located on one side of the two seat cushion edge plates, the two front connecting rods are connected in rotating mode, the two mounting brackets are fixedly connected with the square bent pipe and are located on the square bent pipe, the front cross pipe is connected with the two mounting brackets in rotating mode and is fixedly connected with the two front cross pipes and is located between the two mounting brackets, and the seat cross plate is fixedly connected with the square bent pipe and is located on the square bent pipe.

[0008] The seat horizontal plate is provided with a plurality of reinforcing ribs and a flange, the reinforcing ribs are fixedly connected with the seat horizontal plate respectively and are located on the seat horizontal plate, and the flange is welded on the seat horizontal plate.

[0009] The automobile seat cushion framework structure further comprises a motor, a gear and a toothed plate, the motor is fixedly connected with the seat cushion side plate and located on the seat cushion side plate, the gear is fixedly connected with an output end of the motor and rotationally connected with the seat cushion side plate, and the toothed plate is engaged with the gear and fixedly connected with the rear cross pipe.

[0010] The automobile seat cushion framework structure of the utility model provides installation conditions for two front connecting rods and two rear connecting rods, provides installation conditions for the seat frame through the two front connecting rods and the two rear connecting rods, can adjust the height of the seat frame through the two front connecting rods and the two rear connecting rods, can move and adjust the seat frame forward and backward through the two slide rail assemblies, the seat frame adopts a simple structure, is convenient for production and processing, has low manufacturing cost, high compatibility and high strength, and thus effectively solves the problem of complex structure of the existing automobile seat cushion framework structure. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced.

[0012] Figure 1 is a structure schematic view of the automobile seat cushion framework structure of the first embodiment of the utility model.

[0013] Figure 2 is a structure schematic view of the automobile seat cushion framework structure of the second embodiment of the utility model.

[0014] Figure 3 is a structure schematic view of the automobile seat cushion framework structure of the second embodiment of the utility model in another direction.

[0015] In the drawing: 101 - slide rail assembly, 102 - front connecting rod, 103 - rear connecting rod, 104 - seat frame, 105 - guide rail, 106 - sliding block, 107 - seat cushion side plate, 108 - rear cross pipe, 109 - square elbow pipe, 110 - mounting bracket, 111 - front cross pipe, 112 - seat horizontal plate, 113 - reinforcing rib, 114 - flange, 201 - motor, 202 - gear, 203 - toothed plate. DETAILED DESCRIPTION

[0016] Embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0017] The first embodiment of the present application is:

[0018] Please refer to Figure 1 , Figure 1 is a structural schematic view of a seat cushion framework structure of an automobile seat.

[0019] The present application provides a seat cushion framework structure of an automobile seat, comprising two slide rail assemblies 101, two front connecting rods 102, two rear connecting rods 103 and a seat frame 104, the slide rail assembly 101 comprises a guide rail 105 and a sliding block 106, the seat frame 104 comprises two seat cushion side plates 107, a rear cross pipe 108, a square bent pipe 109, two mounting brackets 110, a front cross pipe 111 and a seat cross plate 112, the seat cross plate 112 has a plurality of reinforcing ribs 113 and a flange 114. The foregoing scheme solves the problem of complex structure of the existing seat cushion framework structure of an automobile seat.

[0020] For this specific embodiment, two said front connecting rods 102 are respectively mounted on two said slide rail assemblies 101, two said rear connecting rods 103 are respectively mounted on two said slide rail assemblies 101, and said seat frame 104 is mounted on two said front connecting rods 102 and two said rear connecting rods 103. Two said slide rail assemblies 101 provide mounting conditions for two said front connecting rods 102 and two said rear connecting rods 103, two said front connecting rods 102 and two said rear connecting rods 103 provide mounting conditions for said seat frame 104, the height of said seat frame 104 can be adjusted by two said front connecting rods 102 and two said rear connecting rods 103, and said seat frame 104 can be moved forward and backward by two said slide rail assemblies 101.

[0021] Among them, the sliding block 106 is in sliding connection with the guide rail 105, and is in rotary connection with the front connecting rod 102 and the rear connecting rod 103. The guide rail 105 provides mounting conditions for the sliding block 106, the sliding block 106 can slide on the guide rail 105, thereby realizing the movement of the seat frame 104 on the front connecting rod 102 and the rear connecting rod 103.

[0022] Secondly, two said seat cushion side plates 107 are respectively rotatably connected with two said rear connecting rods 103 and are respectively located on two said rear connecting rods 103, said rear cross pipe 108 is fixedly connected with two said seat cushion side plates 107 and is located between two said seat cushion side plates 107, said square bent pipe 109 is fixedly connected with two said seat cushion side plates 107 and is located on one side of two said seat cushion side plates 107, two said front connecting rods 102 are rotatably connected, two said mounting brackets 110 are respectively fixedly connected with the square bent pipe 109 and are all located on said square bent pipe 109, said front cross pipe 111 is rotatably connected with two said mounting brackets 110 and is fixedly connected with two said front cross pipes 111 and is located between two said mounting brackets 110, said seat cross plate 112 is fixedly connected with said square bent pipe 109 and is located on said square bent pipe 109. Two said side frames provide mounting conditions for said rear cross pipe 108 and square bent pipe 109, said square bent pipe 109 provides mounting conditions for two said mounting brackets 110, two said mounting brackets 110 provide mounting conditions for said front cross pipe 111, said front cross pipe 111 cooperates with two said front connecting rods 102 to adjust the height of said seat cross plate 112, said rear cross pipe 108 cooperates with two said rear connecting rods 103 to adjust the height of said seat cross plate 112, and said seat cross plate 112 can be used by a user.

[0023] Meanwhile, a plurality of said reinforcing ribs 113 are respectively fixedly connected with said seat cross plate 112 and are all located on said seat cross plate 112, and said flanges 114 are welded on said seat cross plate 112. The support strength of said seat cross plate 112 can be improved through a plurality of said reinforcing ribs 113, and said seat cross plate 112 can be connected on said square bent pipe 109 through said flanges 114.

[0024] Said square bent pipe 109 is a hollow square pipe, which is simple to form; said seat cushion side plates 107 are symmetrically arranged left and right, said rear cross pipe 108 is hingedly connected at both ends of said seat cushion side plates 107, said square bent pipe 109 is fixedly welded on three sides of two said seat cushion side plates 107, said seat cross plate 112 is arranged on the front end of said square bent pipe 109, said reinforcing ribs 113 are arranged on the front, middle and rear of said seat cross plate 112, the front end is welded on the frontmost end of said square bent pipe 109 through two flanges 114, and said seat cross plate 112 is lap-welded on both sides of said square bent pipe 109; both ends of said front cross pipe 111 are welded on said square bent pipe 109 through a bracket; said front connecting rods 102 are connected at both ends of said front cross pipe 111, seat frame 104 is hingedly connected with tooth plate 203 and slide rail assembly 101 through front and rear connecting rods 103; seat cross plate 112 and square bent pipe 109 have simple structure, good support strength, are not easy to collapse, are light in weight, and do not cause position interference or structural incompatibility when a leg support module and the like needs to be added, thereby improving the universality and compatibility of the seat cushion framework.

[0025] The second embodiment of the present application is:

[0026] Please refer to Figures 2-3 , Figure 2 It is a structural schematic view of a car seat cushion framework structure, Figure 3 It is a structural schematic view of a car seat cushion framework structure in another direction.

[0027] On the basis of the first embodiment, the car seat cushion framework structure further comprises a motor 201, a gear 202 and a toothed plate 203.

[0028] For the specific embodiment, the motor 201 is fixedly connected with the motor 201 and the seat cushion side plate 107, and is located on the seat cushion side plate 107, the gear 202 is fixedly connected with the output end of the motor 201 and is rotatably connected with the seat cushion side plate 107, the toothed plate 203 is engaged with the gear 202 and is fixedly connected with the rear horizontal pipe 108. The motor 201 can drive the gear 202 to rotate, the gear 202 can drive the toothed plate 203 to rotate, the toothed plate 203 can drive the rear horizontal pipe 108 to rotate, and then the automatic lifting adjustment of the seat frame 104 is realized.

[0029] The motor 201 can drive the gear 202 to rotate, the gear 202 can drive the toothed plate 203 to rotate, the toothed plate 203 can drive the rear horizontal pipe 108 to rotate, and then the automatic lifting adjustment of the seat frame 104 is realized.

[0030] The above disclosure is only one or more preferred embodiments of the present application, which cannot limit the scope of the present application. Those skilled in the art can understand that the implementation of all or part of the above-mentioned embodiments, and the equivalent changes made according to the claims of the present application, still belong to the scope covered by the present application.

Claims

1. A car seat cushion frame structure, characterized in that, It includes two slide rail assemblies, two front links, two rear links, and a seat frame; The two front links are respectively mounted on the two slide rail assemblies, the two rear links are respectively mounted on the two slide rail assemblies, and the seat frame is mounted on the two front links and the two rear links.

2. The automotive seat cushion frame structure as described in claim 1, characterized in that, The slide rail assembly includes a guide rail and a slider. The slider is slidably connected to the guide rail and rotatably connected to the front link and the rear link.

3. The automotive seat cushion frame structure as described in claim 1, characterized in that, The seat frame includes two seat cushion side plates, a rear horizontal tube, a square curved tube, two mounting brackets, a front horizontal tube, and a seat cross plate. The two seat cushion side plates are rotatably connected to the two rear connecting rods and are respectively located on the two rear connecting rods. The rear horizontal tube is fixedly connected to the two seat cushion side plates and is located between the two seat cushion side plates. The square curved tube is fixedly connected to the two seat cushion side plates and is located on one side of the two seat cushion side plates. The two front connecting rods are rotatably connected. The two mounting brackets are fixedly connected to the square curved tube and are both located on the square curved tube. The front horizontal tube is rotatably connected to the two mounting brackets and fixedly connected to the two front horizontal tubes and is located between the two mounting brackets. The seat cross plate is fixedly connected to the square curved tube and is located on the square curved tube.

4. The automotive seat cushion frame structure as described in claim 3, characterized in that, The seat cross plate has multiple reinforcing ribs and flanges. The multiple reinforcing ribs are fixedly connected to the seat cross plate and are all located on the seat cross plate. The flanges are welded to the seat cross plate.

5. The automotive seat cushion frame structure as described in claim 3, characterized in that, The car seat cushion frame structure also includes a motor, a gear, and a toothed plate. The motor is fixedly connected to the seat cushion side plate and is located on the seat cushion side plate. The gear is fixedly connected to the output end of the motor and rotatably connected to the seat cushion side plate. The toothed plate meshes with the gear and is fixedly connected to the rear cross tube.

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