Cushion framework of automobile seat

Abstract

The cushion framework of the automobile seat comprises a supporting frame and a plurality of pairs of supporting leg sets, each pair of supporting leg sets comprises a first supporting leg and a second supporting leg, the upper ends of all the first supporting legs are welded and fixed to the bottom of the front edge of the supporting frame, and the lower ends of all the second supporting legs are welded and fixed to the bottom of the front edge of the supporting frame. The upper ends of all the second supporting legs are welded and fixed to the bottom of the rear edge of the supporting frame. The cushion framework further comprises first connecting pipes in one-to-one correspondence with the multiple pairs of supporting leg sets, a first inserting hole is formed in the middle of each first supporting leg in the vertical direction, and a second inserting hole is formed in the middle of each second supporting leg in the vertical direction. The front end of each first connecting pipe is inserted into the first insertion hole in the corresponding first supporting leg and is fixedly welded to the first insertion hole in the circumferential direction, and the rear end of each first connecting pipe is inserted into the second insertion hole in the corresponding second supporting leg and is fixedly welded to the second insertion hole in the circumferential direction; the fixing firmness of the first supporting leg and the second supporting leg with the supporting frame can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile seat accessories, in particular to a seat cushion frame of an automobile seat. Background Art

[0002] The seat cushion frame of a car seat is an important component of a car seat cushion. The seat cushion frames of car seats currently on the market include a ring-shaped support frame and several pairs of support foot groups, the several pairs of support foot groups are spaced apart along the length direction of the support frame, each pair of support foot groups includes a first support foot and a second support foot, the upper ends of all first support feet are welded and fixed to the bottom of the front edge of the support frame, and the upper ends of all second support feet are welded and fixed to the bottom of the rear edge of the support frame; however, in the above-mentioned seat cushion frame of the car seat, the first support foot and the second support foot are only fixed to the support frame by welding the upper ends to the support frame, so there is a disadvantage that the first support foot and the second support foot are poorly fixed to the support frame, that is, when the seat cushion frame is in use, it is easy to cause the first support foot and the second support foot to be de-soldered from the support frame, that is, there are the disadvantages of poor overall structural stability and poor deformation resistance of the seat cushion frame. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a seat cushion frame of an automobile seat, which can improve the fixing firmness of the first supporting leg and the second supporting leg to the supporting frame to avoid the first supporting leg and the second supporting leg from being de-welded from the supporting frame, and can improve the overall structural stability and deformation resistance of the seat cushion frame.

[0004] The utility model provides a seat cushion frame of an automobile seat, comprising a ring-shaped support frame and a plurality of pairs of support foot groups, wherein the plurality of pairs of support foot groups are spaced apart along the length direction of the support frame, each pair of support foot groups comprises a first support foot and a second support foot, the upper ends of all the first support feet are welded and fixed to the bottom of the front edge of the support frame, and the upper ends of all the second support feet are welded and fixed to the bottom of the rear edge of the support frame; the seat cushion frame also comprises first connecting tubes corresponding to the plurality of pairs of support foot groups one by one, a first plug hole is provided at the middle part in the vertical direction of each first supporting foot, a second plug hole is provided at the middle part in the vertical direction of each second supporting foot, a front end of each first connecting tube is inserted into the first plug hole on the corresponding first supporting foot and is circumferentially welded and fixed to the first plug hole, and a rear end of each first connecting tube is inserted into the second plug hole on the corresponding second supporting foot and is circumferentially welded and fixed to the second plug hole.

[0005] After adopting the above-mentioned structure, the utility model can, under the action of each first connecting tube, play a role in tightening the first supporting foot and the second supporting foot in the corresponding supporting foot group, so that when the seat cushion frame is in use, it can avoid the first supporting foot and the second supporting foot from being de-welded from the supporting frame, that is, it can improve the fixing firmness of the first supporting foot and the second supporting foot to the supporting frame, that is, it can improve the overall structural stability and deformation resistance of the seat cushion frame.

[0006] In a possible embodiment, a connecting plate is welded and fixed to the rear side of each second supporting leg, a third socket is provided on each connecting plate, and the rear end of each first connecting tube is inserted into the third socket on the corresponding connecting plate and circumferentially welded and fixed to the third socket; through the provision of the connecting plate, since the connecting plate is welded and fixed to the rear side of the second supporting leg, and the rear end of the first connecting tube is inserted into the third socket on the connecting plate and circumferentially welded and fixed to the third socket, the rear end of the first connecting tube can be further fixed to the second supporting leg through the connecting plate, thereby further improving the fixing firmness of the first connecting tube and the second supporting leg.

[0007] In a possible embodiment, a "U"-shaped bending portion is provided on the left and right ends of each connecting plate, and the two bending portions on each connecting plate are plugged into and welded to the two side edges of the corresponding second supporting leg; after adopting this structure, since the bending portions located on the left and right ends of the connecting plate are plugged into and welded to the two side edges of the corresponding second supporting leg, when the connecting plate and the second supporting leg are welded, the connecting plate and the second supporting leg can be limited, that is, the welding of the connecting plate and the second supporting leg can be facilitated, and since the bending portions located on the left and right ends of the connecting plate are plugged into and welded to the two side edges of the corresponding second supporting leg, the welding firmness and reliability of the connecting plate and the second supporting leg can be improved.

[0008] In a possible embodiment, the seat cushion frame also includes second connecting tubes corresponding to the plurality of pairs of supporting foot groups, the upper end of each first supporting foot is provided with a first embedding groove, the upper end of each second supporting foot is provided with a second embedding groove, the front end of each second connecting tube is embedded in the first embedding groove on the corresponding first supporting foot and is welded and fixed to the upper end of the first supporting foot, and the rear end of each second connecting tube is embedded in the second embedding groove on the corresponding second supporting foot and is welded and fixed to the upper end of the second supporting foot; after adopting this structure, since the front and rear ends of the second connecting tube are respectively welded and fixed to the upper ends of the first supporting foot and the second supporting foot, the second connecting tube can be connected to the upper end of the first supporting foot and the second supporting foot. The connecting tube further plays a role in tightening and fixing the corresponding first supporting leg and the second supporting leg, so as to improve the fixing firmness of the first supporting leg and the second supporting leg to the supporting frame; and because the front end of the second connecting tube is engaged with the first embedding groove located at the upper end of the first supporting leg, and the rear end of the second connecting tube is engaged with the second embedding groove at the upper end of the second supporting leg, when the second supporting tube is welded and fixed to the first supporting leg and the second supporting leg, it can play a role in limiting the second supporting tube, that is, it can facilitate the welding of the second connecting tube to the first supporting leg and the second supporting leg. In addition, it can also improve the welding firmness of the second connecting tube to the first supporting leg and the second supporting leg.

[0009] In one possible embodiment, the front end of each second connecting tube is welded and fixed to the inner side of the front edge of the support frame, and the rear end of each second connecting tube is welded and fixed to the inner side of the rear edge of the support frame; by adopting this structure, since the front end of each second connecting tube is welded and fixed to the inner side of the front edge of the support frame, and the rear end of each second connecting tube is welded and fixed to the inner side of the rear edge of the support frame, the structural strength and deformation resistance of the support frame can be further improved, that is, the overall structural strength and deformation resistance of the seat cushion frame can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a first three-dimensional structural schematic diagram of the utility model;

[0011] Figure 2 This is a second three-dimensional structural schematic diagram of the utility model. DETAILED DESCRIPTION

[0012] First, those skilled in the art should understand that these implementations are only used to explain the technical principles of the embodiments of the present application, and are not intended to limit the protection scope of the embodiments of the present application. Those skilled in the art can make adjustments to them as needed to adapt to specific application scenarios.

[0013] In the description of the embodiments of the present application, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present application can be understood according to specific circumstances.

[0014] In the embodiments of the present application, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0015] The present application is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0016] See also Figure 1-2 As shown, the embodiment of the present application discloses a seat cushion frame of an automobile seat, comprising a ring-shaped support frame 1 and a plurality of pairs of support foot groups, wherein the plurality of pairs of support foot groups are spaced apart along the length direction of the support frame 1, and each pair of support foot groups comprises a first support foot 2 and a second support foot 3, and the upper ends of all the first support feet 2 are welded and fixed to the bottom of the front edge of the support frame 1, and the upper ends of all the second support feet 3 are welded and fixed to the bottom of the rear edge of the support frame 1; the seat cushion frame also comprises first connecting tubes 4 corresponding to the plurality of pairs of support foot groups one by one, a first plug hole 21 is provided in the middle part in the vertical direction of each first supporting foot 2, and a second plug hole 31 is provided in the middle part in the vertical direction of each second supporting foot 3, the front end of each first connecting tube 4 is inserted into the first plug hole 21 on the corresponding first supporting foot 2 and is circumferentially welded and fixed to the first plug hole 21, and the rear end of each first connecting tube 4 is inserted into the second plug hole 31 on the corresponding second supporting foot 3 and is circumferentially welded and fixed to the second plug hole 31.

[0017] A connecting plate 5 is welded and fixed to the rear side of each second supporting leg 3, and a third plug hole 51 is provided on each connecting plate 5. The rear end of each first connecting tube 4 is inserted into the third plug hole 51 on the corresponding connecting plate 5 and is circumferentially welded and fixed to the third plug hole 51. Through the provision of the connecting plate, since the connecting plate is welded and fixed to the rear side of the second supporting leg, and the rear end of the first connecting tube is inserted into the third plug hole on the connecting plate and is circumferentially welded and fixed to the third plug hole, the rear end of the first connecting tube can be further fixed to the second supporting leg through the connecting plate, thereby further improving the fixing firmness of the first connecting tube and the second supporting leg.

[0018] A "U"-shaped bending portion 52 is provided on the left and right ends of each connecting plate 5, and the two bending portions 52 on each connecting plate 5 are plugged into and welded to the two side edges of the corresponding second supporting leg 3; after adopting this structure, since the bending portions located on the left and right ends of the connecting plate are plugged into and welded to the two side edges of the corresponding second supporting leg, when the connecting plate and the second supporting leg are welded, the connecting plate and the second supporting leg can be limited, that is, the welding of the connecting plate and the second supporting leg can be facilitated, and since the bending portions located on the left and right ends of the connecting plate are plugged into and welded to the two side edges of the corresponding second supporting leg, the welding firmness and reliability of the connecting plate and the second supporting leg can be improved.

[0019] The seat frame also includes second connecting tubes 6 corresponding to the plurality of pairs of supporting foot groups. The upper end of each first supporting foot 2 is provided with a first embedding groove 22, and the upper end of each second supporting foot 3 is provided with a second embedding groove 32. The front end of each second connecting tube 6 is embedded in the first embedding groove 22 on the corresponding first supporting foot 2 and is welded and fixed to the upper end of the first supporting foot 2. The rear end of each second connecting tube 6 is embedded in the second embedding groove 32 on the corresponding second supporting foot 3 and is welded and fixed to the upper end of the second supporting foot 3. After adopting this structure, the front and rear ends of the second connecting tube are respectively welded and fixed to the upper ends of the first supporting foot and the second supporting foot, so that The second connecting tube further plays a role in tightening and fixing the corresponding first supporting leg and the second supporting leg, so as to improve the fixing firmness of the first supporting leg and the second supporting leg to the supporting frame; and because the front end of the second connecting tube is engaged with the first embedding groove located at the upper end of the first supporting leg, and the rear end of the second connecting tube is engaged with the second embedding groove at the upper end of the second supporting leg, when the second supporting tube is welded and fixed to the first supporting leg and the second supporting leg, it can play a role in limiting the second supporting tube, that is, it can facilitate the welding of the second connecting tube to the first supporting leg and the second supporting leg. In addition, it can also improve the welding firmness of the second connecting tube to the first supporting leg and the second supporting leg.

[0020] The front end of each second connecting tube 6 is welded and fixed to the inner side of the front edge of the support frame 1, and the rear end of each second connecting tube 6 is welded and fixed to the inner side of the rear edge of the support frame 1; by adopting this structure, since the front end of each second connecting tube is welded and fixed to the inner side of the front edge of the support frame, and the rear end of each second connecting tube is welded and fixed to the inner side of the rear edge of the support frame, the structural strength and deformation resistance of the support frame can be further improved, that is, the overall structural strength and deformation resistance of the seat cushion frame can be improved.

[0021] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application shall be based on the protection scope of the claims.

Claims

1. A seat cushion frame for an automobile seat, comprising a ring-shaped support frame (1) and a plurality of pairs of support foot groups, wherein the plurality of pairs of support foot groups are spaced apart along the length direction of the support frame (1), each pair of the support foot groups comprises a first support foot (2) and a second support foot (3), the upper ends of all the first support feet (2) are welded and fixed to the bottom of the front edge of the support frame (1), and the upper ends of all the second support feet (3) are welded and fixed to the bottom of the rear edge of the support frame (1); characterized in that: The seat cushion frame also includes first connecting tubes (4) corresponding one to one with the plurality of pairs of supporting foot groups, each of the first supporting foot (2) is provided with a first plug hole (21) in the middle of the vertical direction, each of the second supporting foot (3) is provided with a second plug hole (31) in the middle of the vertical direction, the front end of each of the first connecting tubes (4) is inserted into the first plug hole (21) on the corresponding first supporting foot (2) and is circumferentially welded and fixed to the first plug hole (21), and the rear end of each of the first connecting tubes (4) is inserted into the second plug hole (31) on the corresponding second supporting foot (3) and is circumferentially welded and fixed to the second plug hole (31).

2. The seat cushion frame of the automobile seat according to claim 1, characterized in that: A connecting plate (5) is welded and fixed to the rear side of each second supporting leg (3), and each connecting plate (5) is provided with a third plug hole (51). The rear end of each first connecting pipe (4) is inserted into the third plug hole (51) on the corresponding connecting plate (5) and is circumferentially welded and fixed to the third plug hole (51).

3. The seat cushion frame of the automobile seat according to claim 2, characterized in that: A "U"-shaped bending portion (52) is provided on both left and right ends of each connecting plate (5), and the two bending portions (52) on each connecting plate (5) are plugged into and welded to the two side edges of the corresponding second supporting leg (3).

4. The seat cushion frame of a car seat according to any one of claims 1 to 3, characterized in that: The seat cushion frame also includes second connecting tubes (6) corresponding to a plurality of pairs of supporting foot groups, each of the first supporting foot (2) having a first embedding groove (22) at its upper end, each of the second supporting foot (3) having a second embedding groove (32) at its upper end, the front end of each of the second connecting tubes (6) being embedded in the first embedding groove (22) on the corresponding first supporting foot (2) and being welded and fixed to the upper end of the first supporting foot (2), and the rear end of each of the second connecting tubes (6) being embedded in the second embedding groove (32) on the corresponding second supporting foot (3) and being welded and fixed to the upper end of the second supporting foot (3).

5. The seat cushion frame of the automobile seat according to claim 4, characterized in that: The front end of each second connecting tube (6) is welded and fixed to the inner side of the front edge of the supporting frame (1), and the rear end of each second connecting tube (6) is welded and fixed to the inner side of the rear edge of the supporting frame (1).

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