CN205127319U - A high elastic environmental protection ball structure - Google Patents

Abstract

The utility model discloses a high elasticity environmental protection ball structure, its green product structure for having high elasticity, forever exempting from to aerify, its structure including: firstly, polyurethane is used as a foaming ball center; a first ball sheet layer is coated on the periphery of the polyurethane foaming ball center, a first adhesive layer is arranged between the inner surface of the first ball sheet layer and the outer surface of the polyurethane foaming ball center, and the first ball sheet layer is bonded to the outer surface of the polyurethane foaming ball center through the first adhesive layer; and a second ball sheet layer is wrapped on the periphery of the first ball sheet layer, a second adhesive layer is arranged between the inner surface of the second ball sheet layer and the outer surface of the first ball sheet layer, and the second ball sheet layer is bonded on the outer surface of the first ball sheet layer through the second adhesive layer. Through the structure design, the utility model has the advantages of novel in design, elasticity are good, long service life, forever exempt from to aerify and need not to relapse aerify, do the purchase of saving aeration equipment.

Description

A high elastic environmental protection ball structure

technical field

The utility model relates to the technical field of sporting goods and gifts, in particular to a highly elastic environment-friendly ball structure.

Background technique

There are various bouncy ball structures in the prior art; for the existing bouncy balls, they are generally made of polyurethane or PVC rubber-plastic copolymer materials, and their periphery is generally not covered with other materials.

For the above-mentioned bouncy ball, in the actual use process, there are generally defects of poor elasticity and short service life.

Utility model content

The purpose of this utility model is to provide a high elastic environmental protection ball structure for the deficiencies of the prior art. The high elastic environmental protection ball structure is novel in design, good in elasticity, long in service life, permanently free from inflation and does not need to be repeatedly inflated, and can also save inflation. purchase of equipment.

In order to achieve the above object, the utility model is realized through the following technical solutions.

A highly elastic environment-friendly ball structure, characterized in that it includes:

Polyurethane foam core made of polyurethane material;

The periphery of the polyurethane foam core is covered with a first spherical layer, and a first adhesive layer is arranged between the inner surface of the first spherical layer and the outer surface of the polyurethane foam core, and the first spherical layer passes through the second An adhesive layer is bonded to the outer surface of the polyurethane foam core;

The periphery of the first ball sheet layer is covered with a second ball sheet layer, and a second adhesive layer is arranged between the inner surface of the second ball sheet layer and the outer surface of the first ball sheet layer, and the second ball sheet layer passes through the first ball sheet layer. The two adhesive layers are adhered to the outer surface of the first ball sheet layer.

Wherein, the first spherical sheet layer is EVA foamed spherical sheet layer, TPE foamed spherical sheet layer, SBR foamed spherical sheet layer, NBR foamed spherical sheet layer, EPDM foamed spherical sheet layer, SBL foamed spherical sheet layer layer, POE foam ball sheet layer, PE foam ball sheet layer or TPR foam ball sheet layer.

Wherein, the second spherical sheet layer is EVA foamed spherical sheet layer, TPE foamed spherical sheet layer, SBR foamed spherical sheet layer, NBR foamed spherical sheet layer, EPDM foamed spherical sheet layer, SBL foamed spherical sheet layer layer, POE foam ball sheet layer, PE foam ball sheet layer or TPR foam ball sheet layer.

Wherein, the outer surface of the second ball sheet layer is coated with a transparent TPU film, a transparent PVC film, a transparent PC film, a transparent TPE film, a transparent TPR film, a transparent PET film or a transparent EVA film.

The beneficial effects of the utility model are as follows: a high-elastic environment-friendly ball structure described in the utility model, which includes a polyurethane foam core, the periphery of the polyurethane foam core is covered with a first spherical sheet layer, the first ball The periphery of the sheet layer is covered with a second ball sheet layer, a first adhesive layer is arranged between the inner surface of the first ball sheet layer and the outer surface of the polyurethane foam core, and the inner surface of the second ball sheet layer is connected to the first ball sheet layer. A second adhesive layer is arranged between the outer surfaces of one spherical sheet layer, the first spherical sheet layer is bonded to the outer surface of the polyurethane foam core through the first adhesive layer, and the second spherical sheet layer is bonded to the outer surface of the polyurethane foam core through the second adhesive layer. The layer is bonded to the outer surface of the first ball sheet layer. Through the above structural design, the utility model has the advantages of novel design, good elasticity, long service life, permanent inflation-free and no need for repeated inflation, and can also save the purchase of inflatable equipment.

Description of drawings

The utility model is further described below using the drawings, but the embodiments in the drawings do not constitute any limitation to the utility model.

Fig. 1 is the structural representation of the utility model.

In Figure 1 are included:

1——Polyurethane foam core

2——The first spherical layer

3——Second spherical layer

4——The first adhesive layer

5—the second adhesive layer.

detailed description

The utility model will be described below in conjunction with specific embodiments.

As shown in Figure 1, as shown in Figure 1, a highly elastic environmental protection ball structure includes:

Polyurethane foam core 1 formed by foaming polyurethane material;

The periphery of the polyurethane foam core 1 is covered with a first spherical layer 2, and a first adhesive layer 4 is arranged between the inner surface of the first spherical layer 2 and the outer surface of the polyurethane foam core 1. The sheet layer 2 is bonded to the outer surface of the polyurethane foam core 1 through the first adhesive layer 4;

The periphery of the first ball sheet layer 2 is covered with a second ball sheet layer 3, and a second adhesive layer 5 is arranged between the inner surface of the second ball sheet layer 3 and the outer surface of the first ball sheet layer 2, and the second The ball sheet layer 3 is bonded to the outer surface of the first ball sheet layer 2 through the second adhesive layer 5 .

The preparation and processing process of the utility model will be described in detail below in conjunction with specific process steps, specifically: 1. The polyurethane material is poured into the center mold for foaming to complete the processing of the polyurethane foam center 1; 2. The first spherical layer 2 is processed by cold pressing and hot pressing; 3. The second spherical layer 3 is processed by cold pressing and hot pressing; 4. On the outer surface of the first spherical layer 2 or the second spherical layer The inner surface of 3 is coated with glue, and the bonding of the first spherical layer 2 and the second spherical layer 3 is completed by laminating the mold; 5. On the outer surface of the polyurethane foam core 1 or the first spherical layer The inner surface of 2 is coated with glue, and the bonding and bonding of the first spherical sheet layer 2 and the polyurethane foam core 1 is completed by laminating the mold.

It should be further pointed out that the first spherical sheet layer 2 and the second spherical sheet layer 3 of the present utility model can be made of materials such as EVA, TPE, SBR, NBR, EPDM, SBL, POE, PE, and TPR. The first spherical layer 2 and the second spherical layer 3 can be EVA foamed layer, TPE foamed layer, SBR foamed layer, NBR foamed layer, EPDM foamed layer , SBL foam ball sheet, POE foam ball sheet, PE foam ball sheet or TPR foam ball sheet. Certainly, the above-mentioned materials do not constitute a limitation to the present invention, that is, the first ball sheet layer 2 and the second ball sheet layer 3 of the present invention can also be made of other materials.

Further explanation is required. The utility model covers the periphery of the polyurethane foam core 1 through the first spherical layer 2 and the second spherical layer 3. The first spherical layer 2 and the second spherical layer 3 can effectively The polyurethane foam core 1 is protected, and then the polyurethane foam core 1 is effectively protected to prolong the service life of the utility model.

Based on the above situation, it can be seen that through the above structural design, the utility model has the advantages of novel design, good elasticity, long service life, permanent inflation-free and no need for repeated inflation, and can also save the purchase of inflatable equipment.

As a preferred embodiment, the outer surface of the second ball sheet layer 3 is coated with a transparent film, which can be a transparent TPU film, a transparent PVC film, a transparent PC film, a transparent TPE film, a transparent TPR film, a transparent PET film or Transparent EVA film; Of course, the above-mentioned materials do not constitute a limitation to the present invention, that is, the transparent film of the present invention can also be prepared from other transparent materials. In addition, the transparent film of the present invention can be used for painting, printing, thermal transfer printing, water transfer printing, cold transfer printing, pad printing and other productions.

The above content is only a preferred embodiment of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation and scope of application. The content of this specification should not be understood as Limitations on the Invention.

Claims (4)

1. A highly elastic environment-friendly ball structure, characterized in that: comprising: Polyurethane foam core (1) formed by foaming polyurethane material; The periphery of the polyurethane foam core (1) is covered with a first ball sheet layer (2), and a second An adhesive layer (4), the first spherical sheet layer (2) is bonded to the outer surface of the polyurethane foam core (1) through the first adhesive layer (4); The periphery of the first ball layer (2) is covered with the second ball layer (3), and a second ball layer (3) is arranged between the inner surface of the second ball layer (3) and the outer surface of the first ball layer (2). Two adhesive layers (5), the second spherical sheet layer (3) is bonded to the outer surface of the first spherical sheet layer (2) through the second adhesive layer (5). 2. A high-elastic environment-friendly ball structure according to claim 1, characterized in that: the first ball sheet layer (2) is EVA foam ball sheet layer, TPE foam ball sheet layer, SBR foam ball sheet layer Sheet, NBR foam ball sheet, EPDM foam ball sheet, SBL foam ball sheet, POE foam ball sheet, PE foam ball sheet or TPR foam ball sheet. 3. A high-elastic environment-friendly ball structure according to claim 2, characterized in that: the second ball sheet layer (3) is EVA foam ball sheet layer, TPE foam ball sheet layer, SBR foam ball sheet layer Sheet, NBR foam ball sheet, EPDM foam ball sheet, SBL foam ball sheet, POE foam ball sheet, PE foam ball sheet or TPR foam ball sheet. 4. A high-elastic environment-friendly ball structure according to claim 3, characterized in that: the outer surface of the second ball sheet layer (3) is covered with transparent TPU film, transparent PVC film, transparent PC film, transparent TPE film, transparent TPR film, transparent PET film or transparent EVA film.