CN214164786U

CN214164786U - Seat cushion

Info

Publication number: CN214164786U
Application number: CN202022513182.6U
Authority: CN
Inventors: 朱涛; 田建明; 江文全
Original assignee: GAC Component Co Ltd
Current assignee: GAC Component Co Ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-09-10
Anticipated expiration: 2030-11-03

Abstract

The utility model discloses a seat cushion, including PU foaming piece, flank EPP piece and front end EPP piece, the flank installation department has been seted up to the side of PU foaming piece for install flank EPP piece, the front end installation department has been seted up to the front end of PU foaming piece, is used for installing front end EPP piece. The utility model adds the support of the EPP block through the side wing and the front end of the cushion, and supports the side wing and the front end of the cushion so as to improve the support performance of the seat; the side EPP blocks can be used for correcting the sitting posture of a human body in the impact process and reducing the injury, and the front EPP block can be used for reducing the sinking of the human body in the impact process and reducing the injury, so that the effect of improving the collision safety of the seat is achieved; in addition, on the premise of not changing PU foaming hardness and increasing weight, the EPP block has the advantages of high strength, light weight, high vibration absorption and the like, so that the effects of improving the riding comfort of the seat and improving the durability of the seat in and out are achieved.

Description

Seat cushion

Technical Field

The utility model relates to a seat technical field especially relates to a seat cushion.

Background

Currently, car seat cushions are generally made of: a surface cover, PU foam (Polyurethane), a steel wire framework and the like. The seat cushion of car on the existing market uses monoblock PU expanded material to make usually, if the support nature of seat needs to be promoted, mainly promotes the support nature of seat through promoting PU foaming hardness, also the cushion is whole to use PU expanded material to make and only can satisfy the conventional attribute of taking of seat, can not satisfy the travelling comfort, the security and the durability of seat when promoting the seat support nature. Therefore, there is a need for a seat cushion that satisfies both support and comfort, safety, and durability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art not enough, the utility model is to provide a seat cushion supports flank and front end through the EPP piece to the cushion, promotes the support performance of seat, utilizes the performance of EPP piece simultaneously and under the prerequisite that does not change PU foaming hardness and increase weight, reach the riding comfort that promotes the seat, improve seat collision security, improve the effect that the seat came in and out the durability can.

The purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a seat cushion, includes PU foaming piece, flank EPP piece and front end EPP piece, the flank installation department has been seted up to the side of PU foaming piece, is used for the installation flank EPP piece, the front end installation department has been seted up to the front end of PU foaming piece, is used for the installation front end EPP piece.

Further, the flank EPP block and the PU foaming block are integrally formed.

Further, the front end EPP block and the PU foam block are integrally formed.

Furthermore, a first hollow-out part is arranged in the middle of the top end of the front end EPP block.

Furthermore, a second hollow-out part is arranged in the middle of the top end of the side wing EPP block.

Further, the bottom of front end EPP piece is provided with a plurality of first constant head tanks, pre-buried the steel wire in the first constant head tank for inhale the location with the magnetism of the first magnetism of the front end setting of the mould of preparation PU foaming piece is inhaled the formula arch.

Further, the bottom of flank EPP piece is provided with a plurality of second constant head tanks, pre-buried the steel wire in the second constant head tank for inhale the location with the magnetism of the second magnetism that the side of the mould of preparation PU foaming piece set up carries out magnetism.

Further, the front end EPP block is located in the middle of the front end of the PU foaming block.

Further, the front end EPP block is located at the bottom position of the front end of the PU foaming block.

Further, the flank EPP block is positioned at the top position of the side end of the PU foaming block.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model adds EPP blocks on the side wing and the front end of the cushion to support the side wing and the front end of the cushion so as to improve the support performance of the seat; the side EPP blocks can be used for correcting the sitting posture of a human body in the impact process and reducing the injury, and the front EPP block can be used for reducing the sinking of the human body in the impact process and reducing the injury, so that the effect of improving the collision safety of the seat is achieved; in addition, on the premise of not changing PU foaming hardness and increasing weight, the EPP block has the advantages of high strength, light weight, high vibration absorption and the like, so that the effects of improving the riding comfort of the seat and improving the durability of the seat in and out are achieved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of a front-end EPP block according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a side EPP block according to an embodiment of the present invention;

FIG. 4 is a bottom view of the front EPP block of an embodiment of the present invention;

FIG. 5 is a bottom view of a flanking EPP block according to an embodiment of the present invention;

fig. 6 is a schematic view of a mold for manufacturing the PU foam block according to an embodiment of the present invention.

In the figure: 1. a PU foaming block; 10. a front-end EPP block; 100. a first hollow-out section; 101. a first positioning groove; 11. a flank EPP block; 110. a second hollowed-out portion; 111. a second positioning groove; 2. a mold; 20. a first magnetic-type protrusion; 21. a second magnetic-type protrusion; 3. a steel wire.

Detailed Description

In the following, the present invention is described with priority in conjunction with the accompanying drawings and the detailed description, and it should be noted that, in the premise of no conflict, the embodiments or technical features described below may be arbitrarily combined to form a new embodiment.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The implementation mode is as follows:

as shown in fig. 1-5, the utility model discloses a seat cushion, including PU foaming block 1, flank EPP block 11 integrated with PU foaming block 1, and front EPP block 10 integrated with PU foaming block 1, flank installation part is opened at the side of PU foaming block 1 for installing flank EPP block 11, namely flank EPP block 11 integrated with PU foaming block 1 is located the flank of PU foaming block 1, through flank EPP block 11 and PU foaming block 1 integrated with PU foaming block 11, the riding support comfort is improved; the front end installation department has been seted up to PU foaming piece 1's front end, is used for the installation front end EPP piece 10, also promptly with PU foaming piece 1 integrated into one piece's front end EPP piece 10 is located PU foaming piece 1's front end, through front end EPP piece 10 and PU foaming piece 1 integrated into one piece, improves the comfort of taking, avoids collapsing, reaches the durability that improves the cushion. The technical personnel in the field can understand that because the EPP has light weight, the weight of the cushion assembly can be greatly reduced, and the EPP blocks are integrally formed at the front end and the side wings of the original PU foaming block 1, namely, the EPP blocks are used for replacing part of the PU foaming block 1, and the light weight property of the EPP blocks is utilized, so that the whole weight of the cushion can be effectively reduced; meanwhile, the EPP blocks also have better supporting performance, so that the requirement of the cushion on the supporting performance is met.

In summary, the utility model adds EPP blocks (Expanded polypropylene) on the side wings and the front end of the cushion to support the side wings and the front end of the cushion, so as to improve the support performance of the seat; the side-wing EPP block 11 can correct the sitting posture of a human body in the impact process and reduce the injury, and the front-end EPP block 10 can reduce the sinking of the human body in the impact process and reduce the injury, thereby achieving the effect of improving the collision safety of the seat; in addition, on the premise of not changing the foaming hardness of PU and increasing the weight, the EPP block (Expanded polypropylene) has the performances of high strength, light weight, high vibration absorption and the like, thereby achieving the effects of improving the riding comfort of the seat and improving the durability of the seat in and out.

As a preferred embodiment, the front end EPP block 10 is located at the middle position of the front end of the PU foam block 1 or at the bottom position of the front end, so that the sinking of a human body can be reduced in the impact process, and the injury can be reduced, thereby achieving the effect of improving the safety of seat collision; the side wing EPP block 11 is positioned at the top of the side end of the PU foaming block 1, and can correct the sitting posture of a human body in the impact process and reduce the injury.

In a preferred embodiment, a first hollow-out portion 100 is formed in a middle position of a top end of the side wing EPP block 11; the top middle position of front end EPP piece 10 has seted up second fretwork portion 110, reaches the effect of light weight through setting up local fretwork, save material and alleviate the weight of cushion.

As a preferred embodiment, as shown in fig. 6, a plurality of first positioning grooves 101 are provided at the bottom of the front end EPP block 10, and the steel wires 3 are embedded in the first positioning grooves 101 for magnetically positioning with the first magnetic-attraction type protrusions 20 provided at the front end of the mold 2 for manufacturing the PU foam block 1. Namely, the processed and molded front end EPP block 10 is fixed in a mould 2 (foaming mould 2) for manufacturing the PU foaming block 1 in a magnetic suction mode; specifically, be provided with on foaming mould 2 with the first magnetism of first constant head tank 101 adaptation is inhaled protruding 20, utilizes first magnetism to inhale protruding 20 upper magnet of formula and the steel wire 3 of first constant head tank 101 in and inhale fixed position. In a similar way, the bottom of flank EPP piece 11 is provided with a plurality of second constant head tanks 111, pre-buried steel wire 3 in the second constant head tank 111 for inhale the location with magnetism with the second of the side setting of mould 2 of preparation PU foaming piece 1 is inhaled formula arch 21 and is inhaled magnetism. Namely, the processed and molded side EPP block 11 is fixed in a mould 2 (foaming mould) for manufacturing the PU foaming block 1 in a magnetic suction way; specifically, be provided with on foaming mould 2 with the protruding 21 of formula is inhaled to the second magnetism of second constant head tank 111 adaptation, utilize the protruding 21 magnet of formula is inhaled to the second magnetism to go up magnet and the steel wire 3 in the second constant head tank 111 and carry out magnetism fixed position.

As can be understood by those skilled in the art, in the manufacturing process of the cushion of the present invention, firstly, the EPP foaming material is injected into the EPP mold 2 to form the above-mentioned flank EPP block 11 and the front EPP block 10, and then the steel wire 3 is pre-embedded in the first positioning groove 101 of the flank EPP block 11 and the steel wire 3 is pre-embedded in the second positioning groove 111 of the front EPP block 10; then the front end EPP block 10 and the flank EPP block 11 are fixed and positioned on a mould 2 (foaming mould) for manufacturing the PU foaming block 1, and finally the PU foaming raw material is injected into the foaming mould 2 to finish the integral forming manufacture of the PU foaming block 1, the front end EPP block 10 and the flank EPP block 11.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a seat cushion, includes PU foaming piece, its characterized in that: still include flank EPP piece and front end EPP piece, the flank installation department has been seted up to the side of PU foaming piece, is used for the installation flank EPP piece, the front end installation department has been seted up to the front end of PU foaming piece, is used for the installation the front end EPP piece.

2. A seat cushion according to claim 1, wherein: the side wing EPP block and the PU foaming block are integrally formed.

3. A seat cushion according to claim 1, wherein: the front end EPP block and the PU foaming block are integrally formed.

4. A seat cushion according to claim 1 or 3, wherein: a first hollow-out part is arranged in the middle of the top end of the front end EPP block.

5. A seat cushion according to claim 1 or 2, wherein: and a second hollow part is arranged in the middle of the top end of the side wing EPP block.

6. A seat cushion according to claim 1 or 3, wherein: the bottom of front end EPP piece is provided with a plurality of first constant head tanks, pre-buried steel wire that has in the first constant head tank for inhale the location with the magnetism of the first magnetism of the front end setting of the mould of preparation PU foaming piece is inhaled the formula arch and is carried out magnetism.

7. A seat cushion according to claim 1 or 2, wherein: the bottom of flank EPP piece is provided with a plurality of second constant head tanks, pre-buried steel wire in the second constant head tank for inhale the location with the second magnetism that the side of the mould of preparation PU foaming piece set up is inhaled the formula arch and is carried out magnetism.

8. A seat cushion according to claim 1 or 3, wherein: the front end EPP block is positioned in the middle of the front end of the PU foaming block.

9. A seat cushion according to claim 1 or 3, wherein: the front end EPP block is positioned at the bottom of the front end of the PU foaming block.

10. A seat cushion according to claim 1 or 2, wherein: the side-wing EPP block is positioned at the top of the side end of the PU foaming block.