CN218400533U

CN218400533U - Embedded EPP sponge cushion structure of motor car seat

Info

Publication number: CN218400533U
Application number: CN202221246496.7U
Authority: CN
Inventors: 薛缘; 朱敏炎; 能力
Original assignee: NANJING HAITIAN RAIL VEHICLES AND EQUIPMENT Ltd
Current assignee: NANJING HAITIAN RAIL VEHICLES AND EQUIPMENT Ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2023-01-31
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses an embedded EPP sponge cushion structure of a bullet train seat, which relates to the technical field of bullet train seats and comprises a bottom plate and an EPP sponge layer, wherein one end of the bottom plate is fixedly connected with a back plate, a breathable sponge layer is fixedly arranged on the back plate, the breathable sponge layer, the back plate and the bottom plate form a '21274', the EPP sponge layer is arranged in the '21274', the back part of the EPP sponge layer is fixed on the back plate through a connecting piece, an embedded groove with the same size as the external dimension of the breathable sponge layer is arranged on the top surface of the EPP sponge layer, and the breathable sponge layer is fixed in the embedded groove. The utility model discloses an aspect has increased the gas permeability on cushion surface on guaranteeing that motor car seat cushion has good energy-absorbing, the basis of resilience, has improved the travelling comfort of taking of seat cushion, in addition, can make seat cushion self have good support nature, can simplify motor car seat bearing structure, has made things convenient for the installation of seat cushion.

Description

Embedded EPP sponge cushion structure of motor car seat

Technical Field

The utility model belongs to the technical field of the motor car seat, concretely relates to embedded EPP sponge cushion structure of motor car seat.

Background

Along with the continuous development of trains, the speed per hour of a motor car is continuously improved, the speed per hour of the motor car is not the second choice of the current transportation, for the durability of seat cushion riding, the cushion is usually made of EPP sponge with good shock resistance and energy absorption performance and high recovery rate after deformation, the EPP sponge is foamed by polypropylene plastics, and closed bubbles are arranged inside the EPP sponge, so that the motor car seat cushion made of the EPP sponge is poor in air permeability, the long-distance riding is realized, the hip is easy to sweat and is accompanied with peculiar smell, in addition, the integral EPP sponge cushion needs a complex seat support as a support, and a cushion position with adaptive size needs to be designed on the seat support, so the complexity of the design of the seat support is increased, and therefore, the motor car seat embedded type EPP sponge cushion structure is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing an embedded EPP sponge cushion structure of a bullet train seat. This embedded EPP sponge cushion structure of motor car seat can increase the gas permeability on cushion surface on the one hand, has improved and has taken the travelling comfort, in addition, can simplify the structure that the motor car seat supported, has made things convenient for the installation assembly of seat cushion.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

designing an embedded EPP sponge cushion structure of a bullet train seat, which comprises a bottom plate and an EPP sponge layer, wherein one end of the bottom plate is fixedly connected with a back plate, the back plate and the bottom plate are in an integrated structure, the cross section of the back plate is in an L-shaped structure, a breathable sponge layer is fixedly arranged on the back plate, and is arranged in parallel with the bottom plate, so that the breathable sponge layer, the back plate and the bottom plate form a '21274', the breathable sponge layer can be fixed on the back plate in a cementing manner to form an integrated structure with the back plate, the EPP sponge layer is arranged in the '21274' structure in an embedded manner, and the back part of the EPP sponge layer is fixed on the back plate through a connecting piece; the top surface of the EPP sponge layer is provided with an embedded groove with the same size as the appearance size of the breathable sponge layer, and the breathable sponge layer is fixed in the embedded groove, so that the breathable sponge layer becomes the breathable layer on the surface of the EPP sponge layer, and the breathability of the surface of the EPP sponge layer is increased on the basis of ensuring good energy absorption and rebound.

Furthermore, a plurality of fixing hole positions are arranged on two sides of the bottom plate.

Furthermore, the connecting piece includes connecting plate and connecting bolt, the connecting plate is through glued mode fixed connection at the back on EPP sponge layer, be equipped with on the backplate and be used for the through-hole that connecting bolt passed, the position that corresponds the through-hole on the connecting plate is equipped with the internal thread hole that is used for connecting bolt to connect.

Furthermore, the front end of the EPP sponge layer is provided with an upward convex end support, and the two sides of the EPP sponge layer are provided with upward convex side supports.

Furthermore, one side of each of the two sides corresponding to the side support is of an arc-shaped structure.

The utility model provides an embedded EPP sponge cushion structure of motor car seat, beneficial effect lies in: on the one hand, the surface of the EPP sponge layer is provided with the breathable sponge layer in an embedded mode, so that the breathability of the surface of the seat cushion is increased on the basis that the motor car seat cushion has good energy absorption and resilience, the riding comfort of the seat cushion is improved, long-distance riding is avoided, and discomfort of the hip is felt. In addition, the bottom of the EPP sponge layer is provided with the bottom plate, so that the seat cushion has good support performance, the structure for supporting the bullet train seat can be simplified, and the seat cushion can be conveniently installed and assembled.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a schematic view of the internal structure of the present invention;

labeled in the figure as: 1. an EPP sponge layer; 11. an end support; 12. a lateral support; 13. embedding the groove; 2. a base plate; 21. fixing hole positions; 3. a back plate; 31. a through hole; 4. a connecting plate; 41. an internally threaded hole; 5. a breathable sponge layer; 6. and connecting the bolts.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The structural features of the present invention will now be described in detail with reference to the accompanying drawings.

Referring to fig. 1-3, an embedded EPP sponge cushion structure of motor car seat, including bottom plate 2 and EPP sponge layer 1, the both sides of bottom plate 2 are equipped with a plurality of fixed hole sites 21, can fix bottom plate 2 on frame construction's seat support frame through fixed hole site 21, when the seat support frame is set up the timing, can simplify the structure that supports the cushion, reach the optimization that the seat supported, the one end fixedly connected with backplate 3 of bottom plate 2, backplate 3 and bottom plate 2 structure as an organic whole, its cross section is "L" structure, can strengthen the structural strength of bottom plate 2 like this, also can improve the stability of connecting. The back plate 3 is fixedly provided with a breathable sponge layer 5, the breathable sponge layer 5 is arranged in parallel with the bottom plate 2, the breathable sponge layer 5 and the back plate 3 can be connected in a cementing manner, the breathable sponge layer 5, the back plate 3 and the bottom plate 2 form a '21274' structure, the EPP sponge layer 1 is arranged in the '21274' structure in an embedding manner, the back of the EPP sponge layer 1 is fixed on the back plate 3 through a connecting piece, the connecting piece comprises a connecting plate 4 and a connecting bolt 6, the connecting plate 4 is fixedly connected to the back of the EPP sponge layer 1 in a cementing manner, the back plate 3 is provided with a through hole 31 for the connecting bolt 6 to pass through, an internal thread hole 41 for connecting the connecting bolt 6 is formed in the position, corresponding to the through hole 31, of the connecting piece is arranged on the connecting plate 4, the EPP sponge layer 1, the breathable sponge layer 5, the back plate 3 and the bottom plate 2 can form an integrated structure through the cementing manner, the structural strength of the whole cushion is improved, when the seat is assembled, the seat, the bottom plate 2 is fixed through the bolts, and then a cushion cloth is laid on the outside of the seat.

Referring to fig. 2, an embedded groove 13 which is the same as the shape, size and dimension of the breathable sponge layer 5 is arranged on the top surface of the EPP sponge layer 1, the breathable sponge layer 5 is fixed in the embedded groove 13, the breathable sponge layer 5 is a UP sponge layer with a porous structure, the thickness of the UP sponge layer is 0.5-1 cm, and due to the arrangement of the breathable sponge layer 5, the surface of the EPP sponge layer 1 has good breathability, the riding comfort is improved, and the discomfort of the buttocks and the long-distance riding is avoided.

Referring to fig. 1-3, the front end of the epp sponge layer 1 is provided with an upward convex end support 11, the end support 11 supports the legs of the rider, two sides of the epp sponge layer are provided with upward convex side supports 12, one side of each of the two sides corresponding to the side support 12 is of an arc-shaped structure, the side supports 12 support the buttocks of the rider, and the end supports 11 and the side supports 12 improve the wrapping performance of the cushion on the buttocks of the rider and improve the riding comfort.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The embedded EPP sponge cushion structure of the bullet train seat comprises a bottom plate (2) and an EPP sponge layer (1), and is characterized in that one end of the bottom plate (2) is fixedly connected with a back plate (3), a breathable sponge layer (5) is fixedly arranged on the back plate (3), the breathable sponge layer (5), the back plate (3) and the bottom plate (2) form a '21274' shaped structure, the EPP sponge layer (1) is arranged in the '21274' shaped structure in an embedded mode, and the back of the EPP sponge layer (1) is fixed on the back plate (3) through a connecting piece;

the top surface of the EPP sponge layer (1) is provided with an embedded groove (13) which has the same size as the air-permeable sponge layer (5), and the air-permeable sponge layer (5) is fixed in the embedded groove (13).

2. The embedded EPP sponge cushion structure of the motor vehicle seat as claimed in claim 1, wherein a plurality of fixing holes (21) are provided on both sides of the bottom plate (2).

3. The EPP sponge cushion structure embedded in the motor vehicle seat as claimed in claim 1, wherein the connecting member comprises a connecting plate (4) and a connecting bolt (6), the connecting plate (4) is fixedly connected to the back of the EPP sponge layer (1) by gluing, a through hole (31) for the connecting bolt (6) to pass through is formed in the back plate (3), and an internal threaded hole (41) for the connecting bolt (6) to connect is formed in the connecting plate (4) at a position corresponding to the through hole (31).

4. The EPP sponge cushion structure of an in-line type for a motor vehicle seat as claimed in claim 1, wherein the EPP sponge layer (1) is provided with an upward protruding end support (11) at the front end and upward protruding side supports (12) at both sides.

5. The EPP sponge cushion structure as claimed in claim 4, wherein the side supports (12) are curved on the opposite sides.