CN218858235U - Double-hardness seat foam structure with ventilation duct - Google Patents

Abstract

The utility model discloses a double-hardness seat foam structure with ventilation duct, which relates to the technical field of automobile seats and comprises a bearing foam layer, a soft foam layer arranged on the upper part of the bearing foam layer and a ventilation felt arranged on the lower part of the bearing foam layer, wherein the core hardness of the bearing foam layer is 5.5 +/-0.5 KPA, the side wing hardness is 8 +/-1 KPA, and the lower part of the bearing foam layer is provided with a wind duct and a fan mounting hole; the utility model provides the high seat is dark to directly carry out the bearing with the foam blanket, make the soft and elasticity of human sense of touch, improved the seat travelling comfort greatly, adopt the wind channel form to ventilate, avoided using 3DMESH, practiced thrift the cost.

Description

Double-hardness seat foam structure with ventilation duct

Technical Field

The utility model relates to a car seat technical field especially relates to a dual hardness seat foam structure with ventiduct.

Background

At present, an automobile seat mainly comprises a seat framework, foam and a skin, wherein the foam is mainly used for enabling a passenger to sit at the position which is most possible to be safe in the automobile seat, and is also used for improving the comfort of the seat, reducing the impact force of collision and protecting the human body and tools from being damaged. Generally, a seat cushion is comfortable to sit on and can reduce fatigue, generally, the softer the seat cushion, the better the seat cushion is, but the too soft the seat cushion can have a sticky feeling in the seat, it is inconvenient to move the body to change the posture, and the too hard the seat cushion can reduce the comfort, so that each production factory can improve the adjustment of the softness of the seat cushion to obtain the best effect.

At present, all domestic manufacturers relating to foam cushion materials adopt cushion materials with the same density and the same rebound rate, but the foam can not well solve the problems, air holes formed in the traditional seat foam after deformation are easily blocked, the air permeability is poor, 3D MESH is additionally arranged in some manufacturers to increase ventilation, and the 3D MESH increases the production cost of seats.

Accordingly, there is a need to improve upon the above problems by designing a dual hardness seat foam structure having an air duct.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem among the prior art, the utility model provides a double hardness seat foam structure with ventiduct has improved the seat dark, and the travelling comfort is high, has practiced thrift the cost.

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

the utility model provides a two hardness seat foam structure with ventiduct, includes the bearing foam layer, sets up the soft foam layer on bearing foam layer upper portion, sets up the ventilation felt in bearing foam layer lower part, the core hardness of bearing foam layer is 5.5 +/-0.5 KPA, and flank hardness is 8 +/-1 KPA, wind channel and fan mounting hole have been seted up to bearing foam layer lower part.

As the utility model discloses a preferred, the thickness of soft bubble layer is 20mm.

As the utility model discloses a preferred, soft bubble layer sets up on middle zone, both sides flank on the bearing foam layer.

As the optimization of the utility model, a plurality of air holes are arranged on the soft bubble layer.

As the optimization of the utility model, the soft foam layer is pasted on the bearing foam layer.

Preferably, the front part of the load-bearing foam layer is gradually inclined downwards to the middle part of the load-bearing foam layer to form a leg supporting part.

As the optimization of the utility model, a soft bubble layer is arranged on the leg supporting part.

As the optimization of the utility model, the air holes are symmetrically arranged.

As a preferred option of the utility model, the bleeder vent with the wind channel communicates each other.

Due to the adoption of the technical scheme, compare with prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a double-hardness seat foam structure with ventilation duct, which improves the seat depth, and directly uses the foam layer for bearing, so that the touch of the human body is soft and elastic, and the comfort of the seat is greatly improved;

2. the double-hardness seat foam structure with the ventilation channel adopts the air channel form for ventilation, so that 3D MESH is avoided, and the cost is saved;

3. the utility model discloses a two hardness seat foam structure with ventiduct can play certain guard action to the passenger in the passenger takes the in-process, especially the accident, prevents that the passenger is injured.

Drawings

Other objects and results of the invention will be more apparent and readily appreciated by reference to the following description taken in conjunction with the accompanying drawings, and as the invention is more fully understood. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 isbase:Sub>A sectional view taken along line A-A of FIG. 1;

FIG. 4 is a sectional view taken along line B-B of FIG. 1;

FIG. 5 is a sectional view taken along line C-C of FIG. 2;

wherein the reference numerals include: the air conditioner comprises a bearing foam layer 1, a soft foam layer 2, a ventilation felt 3, a side wing 11, an air duct 12, a fan mounting hole 13, a leg supporting part 14 and air holes 21.

Detailed Description

The technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "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 specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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. It is to be noted that all the figures are exemplary representations. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.

Referring to fig. 1 to 5, a double hardness seat foam structure with ventiduct, including bearing foam layer 1, set up at the soft bubble layer 2 on bearing foam layer 1 upper portion, paste the ventilation felt 3 in bearing foam layer 1 lower part, the core hardness of bearing foam layer 1 is 5.5 0.5KPA, flank 11 hardness is 8 +/-1 KPA, makes the people have the parcel after sitting to feel, the thickness on soft bubble layer 2 is 20mm, soft bubble layer 2 pastes on bearing foam layer 1, and soft bubble layer 2 makes human touch soft and elasticity, has improved the comfortable type of seat greatly.

The lower portion of the bearing foam layer 1 is provided with an air duct 12 and a fan mounting hole 13, a traditional 3D MESH ventilation structure is broken through, the use of 3D MESH is avoided, the cost is saved, and the front portion to the middle portion of the bearing foam layer 1 gradually inclines downwards to form a leg supporting portion 14.

The soft foam layer 2 is arranged on the middle area, the two side wings 11 and the leg supporting part 14 of the bearing foam layer 1, a plurality of air holes 21 are formed in the soft foam layer 2, the air holes 21 are symmetrically arranged, and the air holes 21 are communicated with the air duct 12.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (9)

1. The double-hardness seat foam structure with the ventilation duct is characterized by comprising a bearing foam layer, a soft foam layer arranged on the upper portion of the bearing foam layer and a ventilation felt arranged on the lower portion of the bearing foam layer, wherein the hardness of a core portion of the bearing foam layer is 5.5 +/-0.5 KPA, the hardness of a side wing is 8 +/-1 KPA, and the lower portion of the bearing foam layer is provided with the ventilation duct and a fan mounting hole.

2. The dual durometer seat foam structure with air duct of claim 1, wherein the thickness of the soft foam layer is 20mm.

3. The dual firmness seat foam structure with an air channel of claim 1, wherein the soft foam layer is disposed on the load-bearing foam layer on the medial region, both side flaps.

4. The dual hardness seat foam structure with ventilation ducts of claim 1, wherein the soft foam layer is provided with a plurality of ventilation holes.

5. The dual durometer seat foam structure with air duct of claim 1, wherein the soft foam layer is adhered to the load-bearing foam layer.

6. The dual firmness seat foam structure of claim 1, wherein the load bearing foam layer transitions from a front portion to a middle portion with a gradual downward slope to form a leg support.

7. The dual durometer seat foam structure with air duct of claim 6, wherein the leg support portion has a soft foam layer thereon.

8. The dual hardness seat foam structure with an air duct according to claim 4, wherein the air holes are symmetrically arranged.

9. The dual hardness seat foam structure with an air duct according to claim 8, wherein the air holes are communicated with the air duct.

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