CN201592858U - A composite board for electrical packaging - Google Patents

Abstract

The utility model discloses a composite board used for electrical appliance packaging, which is made of EPE material and placed between the outer packing box and the electrical appliances. It includes: a common density layer, which includes one or more single layers, each The layers are connected together by thermal lamination or ultrasonic welding or adhesive bonding; at least one high-density layer, which includes one or more single layers, is bonded together by thermal lamination or ultrasonic welding or adhesive bonding; The above-mentioned high-density layer is located on one side or both sides of the ordinary density layer, and the two are connected together by thermal lamination, ultrasonic welding or adhesive bonding; the density of the above-mentioned ordinary density layer is 0.025g/cm ³ ~0.035g /cm ³ ; the high-density layer has a density of 0.08g/cm ³ to 0.12g/cm ³ . The ordinary density EPE layer acts as a buffer, and the high-density EPE layer acts as a strengthening support and protection. This design is small in size and light.

Description

A composite board for electrical packaging

technical field

The utility model relates to the technical field of packaging, in particular to a composite board used for electrical packaging.

Background technique

In order to reduce the damage of electrical appliances in the process of circulation, such as vibration and impact during transportation, stacking in shopping malls and warehouses, and impact during throwing, etc., will act on electrical appliances. Therefore, electrical appliances need to be used in the above process. Cushioned packaging and protection. Most of the existing cushioning pads are made of EPS (Expanded polystyrene). However, EPS has many disadvantages: first, it needs to burn a large amount of coal or oil during production; second, the raw material styrene of EPS is poisonous, and polystyrene The chemical stability of EPS is relatively poor, and toxic substances may be produced when heated; the third is that EPS does not decompose in the environment and can be kept for millions of years; The carcinogen styrene.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a composite board for electrical packaging, which is made of energy-saving and environment-friendly EPE (Expanded Polyethylene, polyethylene foam).

The technical scheme provided by the utility model is as follows:

A composite board for electrical packaging, made of EPE material, placed between the outer packaging box and electrical appliances, including:

A common density layer, including one or more single layers, and the layers are connected together by thermal lamination or ultrasonic welding or adhesive bonding;

At least one high-density layer, including one or more single layers, the layers are connected together by thermal lamination or ultrasonic welding or adhesive bonding;

The high-density layer is located on one side or both sides of the ordinary density layer, and the two are connected together by thermal lamination or ultrasonic welding or glue bonding;

The ordinary density layer has a density of 0.025g/cm ³ to 0.035g/cm ³ ;

The high-density layer has a density of 0.08g/cm ³ to 0.12g/cm ³ .

The aforementioned ordinary density layer has a thickness of 30 mm to 50 mm.

The aforementioned high-density layer has a thickness of 3 mm to 15 mm.

The aforementioned ordinary density layer is composed of multiple single layers, and the density of each single layer is the same or different.

The aforementioned high-density EPE layer is composed of multiple monolayers, and the density of each monolayer is the same or different.

The composite board is an upper composite board that is lined on the top of the electrical appliance and the inner wall of the top of the outer packing box; the upper composite board includes a left upper composite board and a right upper composite board, and the left upper composite board and the right upper composite board are axisymmetric structures; the left and right upper The composite board is composed of two upper and lower connected monomers. Each monomer is provided with grooves at intervals, and the other side opposite to the groove is a plane. The bottom unit has its grooved side facing inward.

The composite board is a side composite board that is lined on the side of the electrical appliance and the inner wall of the side of the outer box; the side composite board includes a left composite board and a right composite board, and the left composite board and the right composite board are axisymmetric structures The left and right composite boards are respectively composed of two monomers connected up and down, each monomer is provided with grooves at intervals on one side, and the other side opposite to the grooves is a plane, and the grooved side faces inward.

The composite board is a bottom composite board that is lined on the bottom surface of the electrical appliance and the inner wall of the bottom surface of the outer packaging box; the bottom composite board includes a plurality of monomers arranged at intervals, and grooves are arranged on one side of each monomer at intervals, opposite to the grooves. The other side is a plane, and the grooved side faces upward.

As for the bottom unit, the two on the left and right sides are respectively abutted against the lower ends of the left composite board and the right composite board.

It can be seen from the above description that the utility model is made of EPE, the raw materials used are non-toxic, can be recycled repeatedly, does not pollute the environment, even if it is burned, the _CO produced is less; the production of this structure does not produce industrial waste; the design Small in size and light in weight, the transportation volume of the same container far exceeds that of EPS, reducing traffic pressure. In the structure of the utility model, the ordinary-density EPE layer plays a buffering role, and the high-density EPE layer plays a role of strengthening support strength and protection. The single groove groove structure plays a good buffer role.

Description of drawings

Fig. 1 is an embodiment of the utility model composite panel;

Fig. 2 is another embodiment of the composite panel of the present invention;

Fig. 3 is an embodiment that the utility model is used for electrical appliance packaging;

FIG. 4 is a partial enlarged view of A in FIG. 3 .

Detailed ways

Example 1

The specific embodiment of the utility model, with reference to Fig. 1. In Figure 1, 1 is an ordinary density layer with a density of 0.025g/cm ³ to 0.035g/cm ³ and a thickness of 30mm to 50mm; 2 is a high density layer with a density of 0.08cm ³ to 0.12g/cm ³ and a thickness of 3mm to 15mm. The ordinary density layer 1 and the high density layer 2 are bonded by thermal compounding.

In this embodiment, the ordinary density layer 1 is a single-layer structure. Obviously, the ordinary density layer 1 can also be a multi-layer single-layer structure, and the layers are connected together by thermal compounding, and the density of each layer can be the same or different;

The upper surface of common density EPE layer 1 has a high-density layer 2 (seeing Fig. 1), in the present embodiment, high-density layer 2 is single-layer structure, obviously, high-density layer 2 also can be multi-layer single-layer structure, each The layers are connected together by thermal lamination, and the density of each layer can be the same or different.

In this embodiment, the EPE layers are connected by thermal compounding. Obviously, glue bonding or ultrasonic welding or other suitable connection methods between plastics can also be used in the present invention.

Example 2

See Fig. 2, present embodiment and embodiment 1 type, difference is, the upper and lower surfaces of common density layer 1 each have a high-density layer 2, same as embodiment 1, high-density layer 2 can be single-layer or multilayer Single-layer structure, each layer is glued together, and the density of each layer can be the same or different.

Example 3

The utility model is used for the concrete embodiment of electric appliance packaging, see Fig. 3 and Fig. 4. The composite board of the utility model comprises an upper composite board, a side composite board and a lower composite board. Each composite board is lined between the electrical appliance and the outer packing box 10 (only the side and the bottom are shown in the figure, and the top is not shown).

The upper composite board is lined on the top of the electrical appliance (not shown in the figure) and the top inner wall of the outer packing box; the upper composite board includes a left upper composite board 22 and a right upper composite board 21, and the left upper composite board 22 and the right upper composite board 21 are axisymmetric structures; The left and right upper composite boards are respectively composed of two upper and lower connected monomers. Taking the left upper composite board 22 as an example, it is composed of upper and lower overlapping monomers 221 and 222 , and the monomers 221 and 222 are aligned on the left. One side of each monomer is provided with a plurality of grooves at intervals, and the other side opposite to the grooves is a plane, wherein the grooves of the monomer 221 face downward, and the grooves of the monomer 222 face inward.

The side composite board is lined between the side of the electrical appliance and the inner wall of the side of the outer box; the side composite board includes a left composite board 31 and a right composite board 32, and the left composite board 31 and the right composite board 32 are axisymmetric structures; The left and right composite panels are respectively composed of two monomers connected up and down. Taking the left composite panel as an example, it is composed of overlapping monomers 311 and 312 up and down. The monomers 311 and 312 are aligned on the left side, and each monomer is A plurality of grooves are arranged at intervals, and the other surface opposite to the grooves is a plane, and the grooves are arranged to face inward.

The bottom composite board is lined between the bottom surface of the electrical appliance and the inner wall of the bottom surface of the outer packing box 10; As for the groove, the other side opposite to the groove is a plane, and the surface provided with the groove is upward. Wherein, the two monomers 45 and 41 located on the left and right sides abut against the lower ends of the left composite plate 31 and the right composite plate 32 respectively.

The packaging structure in this embodiment has a bursting strength of 18Kgf/cm ² , a compressive strength of 1000kgf/cm ² , and a breakdown strength of 80Kgf/cm ² .

The above is only a specific embodiment of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the utility model by using this concept shall be an act of violating the protection scope of the present utility model .

Claims (9)

1. a composite panel that is used for electrical package is made by the EPE material, fills up between extranal packing box and electrical equipment, and it is characterized in that: it comprises:

One common density layer comprises one or more layers individual layer, adopts compound or ultrasonic welding of heat or splicing to link together between each layer;

At least one high-density layer comprises one or more layers individual layer, adopts compound or ultrasonic welding of heat or splicing to link together between each layer;

Described high-density layer is positioned at the one side of common density layer or two-sided, adopts compound or ultrasonic welding of heat or splicing to link together between the two;

Described common density layer, its density are 0.025g/cm3～0.035g/cm3;

Described high-density layer, its density are 0.08g/cm3～0.12g/cm3.

2. a kind of composite panel that is used for electrical package as claimed in claim 1 is characterized in that: described common density layer thickness is 30mm～50mm.

3. a kind of composite panel that is used for electrical package as claimed in claim 1 or 2 is characterized in that: described high-density layer thickness is 3mm～15mm.

4. a kind of composite panel that is used for electrical package as claimed in claim 1 is characterized in that: described common density layer, to form for the multilayer individual layer, and each single layer density is identical or different.

5. a kind of composite panel that is used for electrical package as claimed in claim 1 is characterized in that: described high-density layer, to form for the multilayer individual layer, and each single layer density is identical or different.

6. a kind of composite panel that is used for electrical package as claimed in claim 1 is characterized in that: described composite panel is that liner is in the top of electrical equipment and the last composite panel of extranal packing box top inner wall; Last composite panel comprises upper left composite panel and upper right composite panel, and upper left composite panel and upper right composite panel are axially symmetric structure; The left and right composite panel of going up is made up of bonded assembly monomer about in the of two respectively, each monomer simultaneously is interval with groove, the another side opposite with groove is a plane, be positioned at the top monomer its be provided with facing down of groove, be positioned at the bottom monomer its be provided with groove towards.

7. a kind of composite panel that is used for electrical package as claimed in claim 1 is characterized in that: described composite panel is that liner is in the side of electrical equipment and the side composite panel of extranal packing box side inner walls; The side composite panel comprises left side composite panel and right side composite panel, and left side composite panel and right side composite panel are axially symmetric structure; The left and right side composite panel respectively by two up and down the bonded assembly monomer form, each monomer simultaneously is interval with groove, the another side opposite with groove is a plane, be provided with groove towards interior.

8. a kind of composite panel that is used for electrical package as claimed in claim 1 is characterized in that: described composite panel is that liner is in the bottom surface of electrical equipment and the end composite panel of extranal packing box bottom surface inwall; End composite panel comprises the monomer that a plurality of intervals are provided with, and each monomer simultaneously is interval with groove, and the another side opposite with groove is a plane, be provided with groove towards last.

9. a kind of composite panel that is used for electrical package as claimed in claim 8 is characterized in that: described bottom monomer, its two of being positioned at the left and right sides abut against with left side composite panel and composite panel bottom, right side respectively.

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