JPH04118848U - instrument panel - Google Patents

Abstract

(57) [Summary] (with amendments) [Purpose] The instrument panel where the air bag storage section is located at the back conventionally required an opening for the air bag to pop out, and a lid was provided to cover the opening. It looked bad. The present invention aims to eliminate this lid and provide an instrument panel with a good appearance. [Structure] This is an instrument panel in which a skin layer 2, a foam layer 3, and an insert 4 are sequentially laminated.The insert 4 has an opening in the part where the air bag storage part 5 comes into contact, and a glass mat is inside the foam layer 3. 7 are buried with gaps in between. [Operation] When the air bag inflates, the instrument panel will tear through the gap in the glass mat and the air bag will pop out. Normally, it looks just like a regular instrument panel without a lid.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

The present invention relates to an automobile instrument panel, and in particular to an air valve. This relates to an instrument panel with a bag storage section located on the back of the instrument panel.

0002

[Conventional technology]

In recent years, with the rapid increase in the number of cars, the number of traffic accidents has increased significantly and has become more severe. It's becoming a problem. Therefore, research is underway to ensure the safety of passengers in the event of a traffic accident. Air bags are attracting attention as a specific measure for this purpose. The airbag is installed in advance on the back of the instrument panel. In other words, if a bag made of elastic material such as rubber is folded and stored, and an accident occurs. Gas is rapidly injected into the bag and the bag inflates and pops out to protect the crew. It is something to protect.

0003 As mentioned above, the airbag is usually stored in the back of the instrument panel. However, in the event of an accident, it is necessary to jump out instantly. Therefore, conventional instruments The part of the top panel that comes into contact with the airbag storage part has a skin layer, a foam layer, and an insert. A hole is provided in each of the holes, and the main body of the instrument panel is inserted into this hole. A separately molded lid was attached.

0004

[Problem that the idea aims to solve]

Prior art instrument panels with separately molded lids From the outside, it looks perfect. However, since the conventional instrument panel has a separate lid, it is difficult to install the instrument panel. The problem was that the torment panel had a boundary line between the main body and the lid, making it look unsightly. In particular, automobiles are equipped with various accessories depending on the grade, and lower grades For low-priced cars, cover the remaining mounting holes for omitted accessories with a lid. Because of this, products with lids had the disadvantage of giving a cheap feel. These shortcomings are due to the fact that instruments that make luxurious appearance an important point of product quality. This is a fatal flaw for front panels, and improvements have been desired.

[0005] Therefore, the present invention focuses on the above-mentioned drawbacks of the conventional technology and eliminates the need to attach a separate lid. This allows the airbag to pop out in the event of an accident, improving the safety of the instrument panel. The purpose is to propose an instrument panel that has excellent appearance while maintaining its functionality. shall be.

[0006]

[Means to solve the problem]

The features of the present invention to achieve the above objectives include the skin layer, foam layer, and ink layer. This is an insulator made of sequentially laminated airbags with an airbag storage section on the back. The part of the torment panel that comes into contact with the airbag storage section is the insert Apertures are provided in the foam layer and discontinuous reinforcing mats or reinforcing It is located in the instrument panel where the seat is buried.

[0007]

[Effect]

The instrument panel of this invention has a surface layer at the contact area of the airbag storage section. , and the foam layer has no openings and is continuous with the rest of the skin. Therefore, the instrument panel does not show any boundaries when viewed from the outside of the skin. The exterior is beautiful. The instrument panel of this invention has an insert in the contact area of the airbag storage section. The sheet has holes in it, but the reinforcing mat or sheet inside the foam layer has holes in it. The raw material is immersed and hardened to provide sufficient rigidity to act as an insert. On the other hand, the buried mat or sheet is discontinuous and there are some parts that do not exist. Because of this, when the airbag inflates, the foam layer escapes from this discontinuous area and the epidermis The airbag protrudes through the

[0008]

【Example】 Further, specific embodiments of the present invention will be described below. FIG. 1 is a front view of an instrument panel in a specific embodiment of the present invention. , FIG. 2 is a sectional view taken along line A-A in FIG. 1, and FIG. 3 is a cross-sectional view of the instrument panel in FIG. FIG. 4 is an enlarged view of the part where the arbag storage part comes into contact, and FIG. 4 is a perspective view in the B direction of FIG. 3. 5 corresponds to FIG. 3 of the instrument panel in the embodiment of the present invention. FIG.

[0009] In FIG. 1, 1 is an instrument panel in a specific embodiment of the present invention. Ru. The instrument panel of this invention has foam on the back surface of the skin layer 2, similar to the conventional technology. It has a three-layer structure in which layer 3 and insert 4 are laminated in sequence. To explain sequentially, the skin layer 2 is made of PVC resin, ABS resin, PVC resin, and foamed PVC. Thermoplastic resin, ABS resin and foamed PP resin, or ABS resin and foamed PE resin, etc. It is made of plastic resin and is molded by slush molding or vacuum molding. Ru. There are cross-shaped grooves on the back of the part of the skin layer 2 that corresponds to the airbag storage area (described later). 10 are provided.

0010 Insert 4 can be made of single or composite materials such as AS resin, ABS resin, PP resin, PPO resin, etc. Compounds or synthetic trees filled with inorganic fillers such as glass reinforcing fibers It is molded by oil injection molding. The foam layer 3 is a foamed polyurethane foam. The foam material is laminated during integral foam molding with the skin layer 2 and insert 4. It is something that was given.

[0011] The instrument panel 1 of the present invention has an airbag storage section 5 fixed to its back side. has been done. As a characteristic part in the embodiment, the airbag storage section 5 comes into contact with the A rectangular opening 6 is provided in the insert 4 of the part. In the foam layer 3 between the opening 6 and the skin layer 2, there are four reinforcing mats or reinforcing mats. The crosses 7 are discontinuously buried. In other words, the reinforcing mat and reinforcing cloth 7 are The front surface of the opening 6 is covered with one mat or cloth without any gaps. Instead of 4 discontinuous mats, the cross 7 is about 1mm to 15mm each. They are arranged with a gap of 8 degrees between them. The gap 8 between the reinforcing mat and the reinforcing cloth 7 is aligned with the groove 10 in the skin layer 2. It is.

0012 The reinforcing mat is generally made up of intertwined long glass fibers. However, other carbon fiber materials may be used. Also, a reinforcing sheet or cloth can be used instead of the reinforcing mat. Glass fiber cloth is preferably used as the reinforcing cloth, but like mats, it is Can also be used with carbon fibers and other materials. In addition, it is also possible to embed the reinforcing mats in a layered structure as shown in Figure 5. Ru. The reinforcing mat, sheet, and cloth are soft when left alone, but they are buried in the foam layer 3. As a result, the polyurethane foam is immersed, solidifying into a plate shape and exhibiting rigidity.

[0013] The operation of the instrument panel of this embodiment will be explained below. In the event that a car collides, gas is injected into the airbag 20 inside the airbag storage section 5. When the airbag 20 is inflated, it passes through the opening 6 in the instrument panel 4. directly press the exposed surface 9 of the foam layer 3. At this time, the part where the reinforcing mat 7 does not exist, In other words, the portion of the gap 8 receives a strong tensile force and is torn in a cross shape. and the epidermis Layer 2 is also torn from the groove 10 to the foam layer, and both the skin layer 2 and the foam layer 3 in that part are injected. Open the hole in the same way as Cert 4. The airbag then pops out from this hole to protect the occupants.

[0014]

[Effect of the idea]

The instrument panel of this invention has an insert in the contact area of the airbag storage section. holes are provided in the foam layer, and a discontinuous reinforcing mat or sheet is placed within the foam layer in that area. By burying it in the ground, you can ensure safety in the event of an accident while also ensuring that there are no gaps on the surface. This has the effect of making it possible to manufacture an instrument panel with a good appearance.

[Brief explanation of drawings]

FIG. 1 is a front view of an instrument panel in a specific embodiment of the present invention.

FIG. 2 is a sectional view taken along line AA in FIG. 1;

FIG. 3 is an enlarged view of a portion of the instrument panel in FIG. 2 that is in contact with an airbag storage section.

[Figure 4] B direction arrow view in Figure 3

FIG. 5 is a partially enlarged view corresponding to FIG. 3 of an instrument panel in another embodiment of the present invention.

[Explanation of symbols]

1 Instrument panel 2 Epidermal layer 3 Foam layer 4 insert 5 Air bag storage section 6 Opening hole 7 Reinforcement mat 8 Gap 10 groove

Claims (2)

[Scope of utility model registration request] Claim 1: An instrument panel consisting of a skin layer, a foam layer, and an insert that are laminated in sequence, and an airbag storage section is arranged on the back side, and the part that the airbag storage section comes into contact with is the insert. An instrument panel characterized in that an opening is provided in the area and a discontinuous reinforcing mat is embedded within the foam layer in the area. 2. The instrument panel according to claim 2, wherein a reinforcing sheet or cloth is embedded in the foam layer in place of the reinforcing mat in the area where the air bag storage portion comes into contact. .