CN220518070U

CN220518070U - Automobile seat cushion and automobile seat

Info

Publication number: CN220518070U
Application number: CN202321249562.0U
Authority: CN
Inventors: 朱玲; 朱倩; 陆国生; 高军; 梁鹏
Original assignee: GAC Component Co Ltd
Current assignee: GAC Component Co Ltd
Priority date: 2023-05-22
Filing date: 2023-05-22
Publication date: 2024-02-23
Anticipated expiration: 2033-05-22

Abstract

The utility model belongs to the technical field of automobile seats, and particularly discloses an automobile seat cushion and an automobile seat, wherein the automobile seat cushion comprises a cushion body, an EPP layer, steel wires and a surface layer, a plurality of grooves are formed in the EPP layer, a plurality of protrusions are formed in the cushion body, the grooves are connected with the protrusions in a clamping mode, the cushion body is connected with the EPP layer, the EPP layer comprises an EPP body and a framework, the EPP body and the framework are integrally formed in an injection mode, the grooves are formed in the EPP body, the EPP body comprises a first body, a second body and a third body, a step is formed in the first outer edge of the first body, a clamping edge matched with the step is arranged in the first outer edge of the cushion body, and the first outer edge is clamped on the first outer edge of the cushion body. The utility model provides an automobile seat cushion, which effectively solves the defects of difficult installation, heavy weight, low strength and the like of a foaming cushion in the prior art.

Description

Automobile seat cushion and automobile seat

Technical Field

The utility model belongs to the technical field of automobile seats, and particularly relates to an automobile seat cushion and an automobile seat.

Background

The seat is a tool for passengers to rest, and essentially belongs to a rest tool arranged in a long-short-distance vehicle. Seats are arranged on automobiles, trains, cruise ships and airplanes, so that the seats have high requirements on environmental protection and safety.

The foam structure, which is a critical component of the vehicle seat, not only provides shape and contour to the seat, but also plays a decisive role for the comfort of the occupant. Foaming is also an important part for protecting the safety of drivers and passengers, and the foaming plays a certain role in buffering in traffic accidents caused by collision.

Cushion foaming is mostly single density foaming integrated into one piece among the prior art, and the quality is heavy, intensity is low, and current foaming cushion installation difficulty.

Disclosure of Invention

In order to solve the technical problems, the utility model provides an automobile seat cushion and an automobile seat, which effectively solve the defects of difficult installation, heavy weight, low strength and the like of the foaming cushion in the prior art.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides an automobile seat cushion, which comprises a cushion body, an EPP layer, steel wires and a surface sleeve, wherein a plurality of grooves are formed in the EPP layer, a plurality of protrusions are arranged on the cushion body, and the grooves are connected with the protrusions in a clamping mode, so that the cushion body is connected with the EPP layer.

In the utility model, unlike the prior art, the cushion with good foaming reliability, high strength, light weight and better anti-diving effect is obtained by adopting the foaming to fill the EPP layer, and because the foaming cushion body is not adhered with the EPP, a plurality of grooves are arranged on the EPP layer, a plurality of bulges are arranged on the cushion body, and the grooves are connected with the bulges in a clamping way, so that the cushion body and the EPP layer are effectively connected to form the automobile seat cushion. The automobile seat cushion provided by the utility model effectively solves the defects of difficult installation, heavy weight, low strength and the like of a foaming cushion in the prior art.

Further, the EPP layer comprises an EPP body and a skeleton, the EPP body and the skeleton are integrally injection molded, the groove is formed in the EPP body, the EPP body comprises a first body, a second body and a third body, a step is formed in the first outer edge of the first body, a clamping edge matched with the step is arranged in the first outer edge of the cushion body, and the first outer edge is clamped on the first outer edge of the cushion body.

According to the utility model, the EPP body and the framework are integrally injection molded to form the EPP layer, so that the EPP layer has good strength, and the first outer edge is clamped on the first outer edge of the cushion body, so that the EPP layer is more firmly connected with the cushion body. EPP as used herein refers to expanded polypropylene (Expandable).

Further, the recess includes first recess and second recess, first recess and second recess cross section all are circular, the diameter of first recess cross section is less than the diameter of second recess cross section, the arch includes first arch and second arch, first arch sets up in the second recess to with second recess interference fit, the second arch sets up in first recess, and with first recess interference fit, thereby cushion body and EPP layer closely link to each other.

Further, the framework comprises a first framework and a second framework, the first framework is arranged on the outer edge of the EPP body, and the EPP body is wrapped on the second framework.

Further, the thickness of the EPP body wrapped on the second framework is required to be greater than 10mm.

Further, the first framework and the second framework are formed by welding metal strips and are connected in a welding mode.

Further, a plurality of through holes are formed in the cushion body, the steel wires are a plurality of surface sleeve nailing steel wires, and the steel wires penetrate through the through holes and are used for fixing the surface sleeves.

Further, the number of the grooves is 4-8, preferably 6, the grooves are transversely and uniformly distributed on the second body and the third body, four grooves are transversely and uniformly distributed on the second body, and two grooves are distributed on two sides of the third body, so that the grooves are matched with the protrusions, and the cushion body and the EPP layer can be better connected tightly.

Further, the thickness of the H point of the cushion body is more than 40mm.

The H point is the connection point of the human trunk and the thigh in the two-dimensional or three-dimensional human model sample plate, is a reference point of the seat design, and the H point of each seat cushion is different, and the thickness of the H point of the cushion body is required to be ensured to be more than 40mm in the utility model, so that the comfort of the automobile seat cushion is ensured.

The second aspect of the utility model provides an automobile seat, comprising the automobile seat cushion, and the automobile seat adopting the automobile seat cushion, wherein the automobile seat is light in weight, high in strength and convenient to install.

Compared with the prior art, the utility model has the beneficial technical effects that:

the utility model provides an automobile seat cushion and an automobile seat, wherein an EPP layer is filled by foaming, so that the cushion with good foaming reliability, high strength, light weight and good anti-diving effect is obtained, and because the foaming cushion body is not adhered with EPP, a plurality of grooves are formed in the EPP layer, a plurality of bulges are formed in the cushion body, and the grooves are connected with the bulges in a clamping way, so that the automobile seat cushion is formed. The automobile seat cushion provided by the utility model effectively solves the defects of difficult installation, heavy weight, low strength and the like of the foaming cushion in the prior art, and adopts the automobile seat with the automobile seat cushion, so that the automobile seat is light in weight, high in strength and convenient to install.

Drawings

FIG. 1 is a schematic diagram of an exploded construction of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is an exploded view of the present utility model.

Wherein, the technical characteristics that each reference sign indicates are as follows:

1. a seat cushion body; 2. an EPP layer; 3. a steel wire; 11. a protrusion; 12. a first outer edge; 13. clamping edges; 14. a through hole; 21. a groove; 22. an EPP body; 23. a skeleton; 111. a first protrusion; 112. a second protrusion; 211. a first groove; 212. a second groove; 221. a first body; 222. a second body; 225. a third body; 223. a first outer edge; 224. a step.

Detailed Description

The present utility model will be further described in detail with reference to the following examples, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, but the scope of the present utility model is not limited to the following specific examples.

Example 1

As shown in fig. 1-4, the present embodiment provides an automobile seat cushion, which comprises a cushion body 1, an EPP layer 2, a steel wire 3 and a surface cover (not shown in the figure), wherein a plurality of grooves 21 are formed in the EPP layer 2, a plurality of protrusions 11 are formed in the cushion body 1, and the grooves 21 are connected with the protrusions 11 in a clamping manner, so that the cushion body 1 is connected with the EPP layer 2.

Specifically, the EPP layer 2 includes an EPP body 22 and a skeleton 23, the EPP body 22 and the skeleton 23 are integrally injection molded, the groove 21 is disposed on the EPP body 22, the EPP body 22 includes a first body 221, a second body 222 and a third body 225, a step 224 is disposed on a first outer edge 223 of the first body 221, a clamping edge 13 matched with the step 224 is disposed on a first outer edge 12 of the cushion body 1, and the first outer edge 223 is clamped on the first outer edge 12 of the cushion body 1.

In this embodiment, the EPP body 22 (wherein the polypropylene plastic foam material with a specific shape and structure to be cut according to this embodiment is an EPP body) and the skeleton 23 are integrally injection molded to form the EPP layer 2, which has a better strength, and the first outer edge 223 is clamped on the first outer edge 13 of the cushion body 1, so that the EPP layer 2 is more firmly connected with the cushion body 1. Specifically, the groove 21 includes a first groove 211 and a second groove 212, the cross sections of the first groove 211 and the second groove 212 are circular, the diameter of the cross section of the first groove 211 is smaller than that of the cross section of the second groove 212, the protrusion 11 includes a first protrusion 111 and a second protrusion 112, the first protrusion 111 is disposed in the second groove 212 and is in interference fit with the second groove 212, and the second protrusion 112 is disposed in the first groove 211 and is in interference fit with the first groove 211, so that the cushion body 1 is tightly connected with the EPP layer 2.

Specifically, the skeleton 23 includes a first skeleton 231 and a second skeleton (not shown), the first skeleton 231 is disposed on the outer edge of the EPP body 22, and the second skeleton is wrapped with the EPP body 22.

Specifically, the thickness of the EPP body 22 wrapped on the second skeleton is greater than 10mm, and the thickness of the EPP body in this embodiment is 15mm.

Specifically, the first skeleton 231 and the second skeleton are both welded by metal strips and are connected by welding.

Specifically, the steel wire 3 is a plurality of face cover nailing steel wires, a plurality of through holes 14 are formed in the cushion body 1, and the steel wire 3 penetrates through the through holes 14 and is used for fixing the face cover.

Specifically, there may be four to eight grooves 21, and in this embodiment, six grooves 21 are provided, where four grooves are uniformly distributed on the second body 222 in the transverse direction, and two grooves are distributed on two sides of the third body 225, so as to cooperate with the protrusions 11, so that the cushion body 1 and the EPP layer 2 can be better connected tightly.

Specifically, the thickness of the H point (the position of the H point is not specifically shown in the figure) of the cushion body 1 is 40mm or more, and the thickness in this embodiment is 40mm.

The H point is a connection point between a trunk and thighs of a human body in the two-dimensional or three-dimensional human body model sample, and is a reference point of a seat design, and the H point of each seat cushion is different, wherein the thickness of the H point of the cushion body 1 in the embodiment is 40mm, so that the comfort of the automobile seat cushion is ensured.

The embodiment provides an automobile seat cushion comprising the following production steps:

the EPP body 22 and the framework 23 are integrally injection molded to form the EPP layer 2, the EPP layer 2 and the steel wire 3 are placed in a foaming mold, foaming materials are injected to obtain the seat cushion body 1, 6 grooves 21 are uniformly arranged on the EPP body 22 in the process of forming the seat cushion body 1, the foaming materials flow into the first groove 211 and the second groove 212 of the EPP layer 2, the first groove 211 and the second groove 212 are filled, the first bulge 111 and the second bulge 112 are formed, the seat cushion body 1 and the EPP layer 2 are effectively connected, the first edge 223 of the EPP body 22 is cut into a step 224, when the foaming materials form the seat cushion body 1, a clamping edge 13 matched with the step 224 is formed on the first outer edge 12 of the seat cushion body 1, and the EPP body 22 is clamped.

Example 2

The embodiment provides a car seat, including the car seat cushion in embodiment 1, the car seat that has adopted the car seat cushion of embodiment 1, car seat's light in weight, intensity is high, simple to operate.

Variations and modifications to the above would be obvious to persons skilled in the art to which the utility model pertains from the foregoing description and teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not constitute any limitation on the utility model.

Claims

1. The automobile seat cushion comprises a cushion body (1), an EPP layer (2), a steel wire (3) and a surface sleeve, and is characterized in that a plurality of grooves (21) are formed in the EPP layer (2), a plurality of protrusions (11) are formed in the cushion body (1), and the grooves (21) are connected with the protrusions (11) in a clamping mode, so that the cushion body (1) is connected with the EPP layer (2);

EPP layer (2) include EPP body (22) and skeleton (23), EPP body (22) and skeleton (23) an organic whole injection moulding, recess (21) set up on EPP body (22), EPP body (22) include first body (221) and second body (222) and third body (225), set up step (224) on first outer fringe (223) of first body (221), set up on first outward flange (12) of cushion body (1) with step (224) matched with card limit (13), first outer fringe (223) block is in on first outward flange (12) of cushion body (1).

2. An automobile seat cushion according to claim 1, wherein the groove (21) comprises a first groove (211) and a second groove (212), the cross sections of the first groove (211) and the second groove (212) are round, the diameter of the cross section of the first groove (211) is smaller than the diameter of the cross section of the second groove (212), the protrusion (11) comprises a first protrusion (111) and a second protrusion (112), the first protrusion (111) is arranged in the second groove (212) and is in interference fit with the second groove (212), and the second protrusion (112) is arranged in the first groove (211) and is in interference fit with the first groove (211).

3. An automobile seat cushion according to claim 1, characterized in that the framework (23) comprises a first framework (231) and a second framework, the first framework (231) is arranged on the outer edge of the EPP body (22), and the second framework is wrapped and provided with the EPP body (22).

4. A car seat cushion according to claim 3, wherein the EPP body (22) is wrapped over the second frame to a thickness of greater than 10mm.

5. A car seat cushion according to claim 3, characterized in that the first frame (231) and the second frame are welded from metal strips and are connected by means of welding.

6. An automobile seat cushion according to claim 1, characterized in that the cushion body (1) is provided with a plurality of through holes (14), the steel wire (3) is a plurality of surface covering nailing steel wires, and the steel wire (3) passes through the through holes (14) for fixing the surface covering.

7. A car seat cushion according to claim 1, characterized in that there are 4-8 grooves (21), the grooves (21) being distributed laterally evenly over the second body (222) and the third body (225).

8. An automobile seat cushion according to claim 1, characterized in that the thickness of the H-point of the cushion body (1) is 40mm or more.

9. A car seat, characterized in that it comprises a car seat cushion according to any one of claims 1-8.