CN203529107U - Foam pad - Google Patents

Abstract

The utility discloses a foam pad. The foam pad comprises an upper surface, a lower surface and four side faces connected with the upper surface and the lower surface. Wherein, the lower surface and the side faces are all planes. The upper surface is an inward-concave arc face. The height of the distance from the lowest point of the arc face to the lower surface is 15mm-20mm. The shape of the upper surface of the foam pad and the proper thickness of the foam pad are designed reasonably, so that the foam pad is prevented from fracturing due to over small thickness caused by product overweight, and foam pad waste caused by overlarge thickness is avoided. The foam pad is matched with products with small specifications in length, so that the waste and the environment pollution caused by changing and cutting the foam pad are avoided.

Description

A kind of foam pad

Technical field

The present invention relates to a kind of foam pad, relate in particular to a kind of foam pad that is used for compensator or trimmer pressure in packed and transported.

Background technology

At present, a lot of article need to reach shock resistance and anti-extrusion object by foam pad auxiliary package in the process of loading and transporting, what the product of some different size was used now is all the foam pad of unified specification, the foam pad of using for the product of some small dimensions, must foam pad be changed and be cut with matching product, cause foam pad waste and environmental pollution.For the smaller foam pad of thickness, overweight product causes its fracture, causes the waste to foam pad when Thickness Ratio is larger.

Summary of the invention

For this reason, the utility model proposes a kind of new foam pad of at least a portion that can address the above problem.

The utility model provides a kind of foam pad, comprise: upper surface, lower surface and four sides that connect described upper surface and lower surface, wherein, described lower surface and side are plane, described upper surface is the cambered surface to lower recess, and the height of lower surface is 15mm-20mm described in the perigee distance of described cambered surface.

Alternatively, according to foam pad of the present utility model, described upper surface is arc surface.

Alternatively, according to foam pad of the present utility model, described arc surface is Mirror Symmetry according to the center line of the minor face by described lower surface (2) and perpendicular to the plane of described lower surface (2).

Alternatively, according to foam pad of the present utility model, the length of described lower surface is 1140mm-1145mm, and wide is 435mm-440mm.

Alternatively, according to foam pad of the present utility model, the height of lower surface is 75mm-80mm described in the apogee distance of described upper surface.

Alternatively, according to foam pad of the present utility model, on described upper surface, be provided with wearing layer.

Alternatively, according to foam pad of the present utility model, described wearing layer is chlorosulphonated polyethylene coating.

Alternatively, according to foam pad of the present utility model, described foam pad material is polythene material.

Alternatively, according to foam pad of the present utility model, described foam pad bottom is provided with backing plate.

Foam pad described in the utility model is by rationally arranging the shape of upper surface and moderate thickness; guaranteed that this foam pad can bear enough intensity; not only can prevent from causing because product is overweight foam pad fracture; avoided again the waste of foam pad; in length, mate the smaller product of specification; avoided changing and cut waste and the environmental pollution that foam pad causes, also played shock resistance and anti-extrusion effect, protected product simultaneously.

Accompanying drawing explanation

By reading below detailed description of the preferred embodiment, various other advantage and benefits will become cheer and bright for those of ordinary skills.Accompanying drawing is only for the object of preferred implementation is shown, and do not think limitation of the present invention.And in whole accompanying drawing, by identical reference symbol, represent identical parts.Wherein in the accompanying drawings, a plurality of identical parts of alphabetic flag indication after reference number, when these parts of general reference, will omit its last alphabetic flag.In the accompanying drawings:

Fig. 1 is the structural representation of foam pad described in the utility model.

Wherein, in accompanying drawing, the implication of each mark is:

Upper surface 1, lower surface 2 and side 3.

The specific embodiment

Below in conjunction with accompanying drawing and concrete embodiment, the invention will be further described.

Fig. 1 shows the structural representation of foam pad described in the utility model.As shown in Figure 1, described foam pad comprises upper surface 1, lower surface 2 and four sides 3 that connect described upper surface 1 and lower surface 2, wherein, described lower surface 2 and side 3 are plane, described upper surface 1 is the cambered surface to lower recess, and the height of lower surface 2 is 15mm-20mm described in the perigee distance of described cambered surface.When the height of lower surface 2 described in the perigee distance of described cambered surface is less than 15mm, the overweight foam pad that causes of packaging product ruptures; When the height of lower surface 2 described in the perigee distance of described cambered surface is greater than 20mm, can consume a large amount of foam pads, cause the waste of foam pad.When the product (as cloth) of producing, around an orderly volume of anchor shaft, put cylinder of formation, described upper surface 1 and cylindrical cylinder have certain identical curved surface, and product is effectively packed and protected.

In foam pad described in the utility model, described upper surface 1 is arc surface.Preferably, described arc surface is Mirror Symmetry according to the center line of the minor face by described lower surface (2) and perpendicular to the plane of described lower surface (2).Now, being positioned at the height of lower surface described in the apogee distance of these cambered surface two edges equates.In an embodiment of the present utility model, the height of lower surface 2 is 75mm-80mm described in the apogee distance of described upper surface 1.Be understandable that, except arc surface, described cambered surface can also be such as other any cambered surfaces such as elliptic arcs.

In foam pad described in the utility model, the length of described lower surface 2 is 1140mm-1145mm, and wide is 435mm-440mm.When described lower surface 2 grow up in 1145mm time, the product that specification is little does not mate, and also needs the long foam pad of specification to change and cut, and so both causes the waste of foam pad, causes again the pollution of environment.

In foam pad described in the utility model, on described upper surface 1, be provided with wearing layer.When carrying with when transportation package product, shake or the situation of jolting can cause certain wearing and tearing to foam pad, wearing layer plays a protective effect to foam pad, has greatly improved the useful life of foam pad.

In foam pad described in the utility model, described wearing layer is chlorosulphonated polyethylene coating.Described chlorosulphonated polyethylene coating has the advantages such as good resistance to abrasion, flame resistance, chemical mediator-resitant property, moisture-proof gas penetrance.Described wearing layer material optionally has butyl rubber material, chloroprene rubber material, organosilicon material and polyurethane elastomeric materials.

In foam pad described in the utility model, described foam pad material is polythene material.Polyethylene is to carry out by ethene the high molecular compound that addition polymerization forms, according to the different actual molecular weight of polymerizing condition from 10,000 to millions of not etc., polyethylene is white wax-like trnaslucent materials, soft and tough, slightly can extend, nontoxic, inflammable, melting drippage during burning, the taste while sending paraffin burning.Foam pad body is produced and is made through foam process by high density high-pressure polyethylene material.

In foam pad described in the utility model, described foam pad bottom is provided with backing plate.Described backing plate is optionally plastic base plate and plank backing plate, plastics are synthetic high molecular compound, be to utilize raw material monomer with the material synthesizing or condensation reaction is polymerized, by additives such as synthetic resin and filler, plasticizer, stabilizer, lubricant, colorants, formed.Described backing plate and described foam pad are tightly connected, and the mode being tightly connected is glue bonding.Described backing plate has increased the thickness of foam pad, has strengthened the effect of buffering, foam pad has been increased the function of protection simultaneously, has effectively improved the useful life of foam pad.

Foam pad described in the utility model is packed and is reached shock resistance and anti-extrusion object production product, described foam pad thickness is moderate, both avoided the overweight too small foam pad of thickness that causes of product to rupture, avoided again the excessive waste that causes foam pad of thickness, the smaller product of described foam pad coupling specification, has avoided changing with long size foam pad foam pad waste and the environmental pollution of cutting and causing.

It should be noted, the present invention will be described rather than limit the invention for above-described embodiment, and those skilled in the art can design alternative embodiment in the situation that do not depart from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and is not listed as element or step in the claims.Being positioned at word " " before element or " one " does not get rid of and has a plurality of such elements.In having enumerated the unit claim of some devices, several in these devices can be to carry out imbody by same hardware branch.The use of word first, second and C grade does not represent any order.Can be title by these word explanations.

Claims (9)

1. a foam pad, it is characterized in that comprising: upper surface (1), lower surface (2) and connect described upper surface (1) and four sides (3) of lower surface (2), wherein, described lower surface (2) and side (3) are plane, described upper surface (1) is the cambered surface to lower recess, and the height of lower surface (2) is 15mm-20mm described in the perigee distance of described cambered surface.

2. foam pad according to claim 1, is characterized in that: described upper surface (1) is arc surface.

3. foam pad according to claim 2, is characterized in that: described arc surface is Mirror Symmetry according to the center line of the minor face by described lower surface (2) and perpendicular to the plane of described lower surface (2).

4. foam pad according to claim 1, is characterized in that: the length of described lower surface (2) is 1140mm-1145mm, and wide is 435mm-440mm.

5. foam pad according to claim 3, is characterized in that: described in the apogee distance of described upper surface (1), the height of lower surface (2) is 75mm-80mm.

6. foam pad according to claim 1, is characterized in that: described upper surface is provided with wearing layer on (1).

7. foam pad according to claim 6, is characterized in that: described wearing layer is chlorosulphonated polyethylene coating.

8. foam pad according to claim 1, is characterized in that: described foam pad material is polythene material.

9. according to the foam pad described in any one in claim 1-8, it is characterized in that: described foam pad bottom is provided with backing plate.

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