CN104048473A - Heat insulation component and forming method of heat insulation component - Google Patents
Heat insulation component and forming method of heat insulation component Download PDFInfo
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- CN104048473A CN104048473A CN201310085436.0A CN201310085436A CN104048473A CN 104048473 A CN104048473 A CN 104048473A CN 201310085436 A CN201310085436 A CN 201310085436A CN 104048473 A CN104048473 A CN 104048473A
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- housing
- heat preservation
- foamed
- sealing
- internal layer
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Abstract
The invention discloses a heat insulation component and a forming method of the heat insulation component. The heat insulation component comprises a sealing part and an open opening casing, wherein the casing is formed through a blow molding process, one end of the casing is sealed, the casing is hollow, a foam heat insulation inner layer is formed in the hollow part of the casing, and the sealing part is arranged at the opening end of the casing for sealing the opening end of the casing. According to the heat insulation component, the hollow opening casing with one sealed end is formed through the blow molding process, so only the opening end needs to be sealed. Compared with the prior art adopting processes of respectively forming a case and an inner liner and respectively adopting door plugs at the upper and lower sides of a door body, the heat insulation component has the advantages that seams are few, the heat insulation effect is good, and in addition, upper and lower door plugs are omitted, so pre-installing work procedures are not needed, the manufacturing process is simple, and the production cost is low.
Description
Technical field
The present invention relates to heat preservation component, relate in particular to a kind of heat preservation component and forming method thereof.
Background technology
Traditional heat preservation component generally comprises the fixtures such as insulation internal layer between shell, liner, shell and liner and upper lower plug cover, side be stupefied.The forming method of traditional heat preservation component generally comprises following steps: 1, prepare shell, shell is generally metal shell (be generally that steel plate obtains by bending, punching press, stainless steel need pass through wire drawing, polishing, overlay film or the processing of dusting in addition) or glass shell (glass surface needs printing pattern or glass back to need static printing pattern); 2, prepare liner, liner is generally polystyrene (PS) material, conventionally adopts the method moulding of vacuum forming, obtains liner through cutting; 3, lower plug cover in use, side be stupefied etc., and fixture assembles liner and shell be fixed together; 4, foaming, injects foamed material in the cavity forming between liner and shell, foaming insulation internal layer under suitable temperature and pressure condition.Draw thus, the manufacture method preassembled unit of traditional heat preservation component is many, and technique is cumbersome, and station quantity is many, and production cost is high, and the heat preservation component making is heavier, and transport, assembling are all inconvenient.Application publication number is that the patent of CN102080912A discloses a kind of integral forming refrigerator door and manufacture method thereof, adopt blow moulding process make the door lining of refrigerator and door shell one-body molded, there is no the gap of conventional door body in door body left and right, prevent that in door foaming process, the generation of steeping phenomenon is leaked in side, also reduced certain prepackage operation, but, described in it door body still to install and fixing upper-lower door stifled, be placed on again in another set of foaming mould and foam afterwards, this technique needs blow mold and foaming mould two molds, and the upper and lower panel of the Men Tiyou obtaining, reduce the aesthetic feeling of refrigerator door, and heat insulation effect is poor.
Summary of the invention
An object of the present invention is to provide a kind of high insulating effect, manufacturing process is simple, the heat preservation component that production cost is low.
It is few that another object of the present invention is to provide a kind of prepackage operation, and manufacturing process is simple, the forming method of the heat preservation component that production cost is low.
Heat preservation component of the present invention comprises sealing and the end closure that molds by blow molding process and the uncovered housing of hollow, and the hollow bulb of described housing forms foamed heat insulating internal layer, and the opening end that described sealing is arranged at housing is with by its sealing.
The forming method of heat preservation component of the present invention, comprises the following steps:
The pipe of one end closure, an end opening is inserted to the uncovered housing that carries out blow molding in blow mold and go out an end closure and hollow;
From the opening end empty portion injection foamed material foaming foamed heat insulating internal layer wherein of housing, and injecting after foamed material described opening end sealing.
Heat preservation component of the present invention is owing to molding the uncovered housing of an end closure and hollow by blow molding process, therefore only need seal opening end, with traditional difference shell molds and liner, at door body upper and lower sides, stifled comparing is set respectively, seam is few, high insulating effect, and it is stifled to have saved upper-lower door, therefore, without prepackage operation, manufacturing process is simple, and production cost is low.
The forming method of heat preservation component of the present invention, in blow mold, carry out blow molding and go out a uncovered housing end closure and hollow due to the pipe of an end closure, an end opening is inserted, therefore only need seal opening end, compared with the direct blow molding of tradition, stifled without door is set respectively at door body upper and lower sides, therefore, without prepackage operation, manufacturing process is simple, and production cost is low, and the heat preservation component seam of producing is few, high insulating effect.
Brief description of the drawings
Fig. 1 is the cross-sectional view of the heat preservation component in the embodiment of the present invention 1;
Fig. 2 is the structural representation of looking up of heat preservation component in the embodiment of the present invention 1;
Fig. 3 is the process chart of the heat preservation component forming method in the embodiment of the present invention 2;
In figure, mark is illustrated as: 1-housing; 2-hollow bulb; 3-sealing; 31-material hole.
Detailed description of the invention
Below in conjunction with embodiment, technical scheme of the present invention is further described.
Embodiment 1
Referring to Fig. 1, Fig. 2, heat preservation component in the present embodiment, the uncovered housing 1 that comprises sealing 3 and the end closure molding by blow molding process and hollow, the hollow bulb 2 of described housing 1 forms foamed heat insulating internal layer, and the opening end that described sealing 3 is arranged at housing 1 is with by its sealing.
Heat preservation component of the present invention is owing to molding the uncovered housing 1 of an end closure and hollow by blow molding process, therefore only need seal opening end, with traditional difference shell molds and liner, at door body upper and lower sides, stifled comparing is set respectively, seam is few, high insulating effect, and it is stifled to have saved upper-lower door, therefore, without prepackage operation, manufacturing process is simple, and production cost is low.
Optionally, described housing is rigid macromolecule material housing, and housing adopts rigid macromolecule material to have that not only hardness is high, corrosion-resistant, and quality is light, high insulating effect.
Optionally, in order to obtain more suitable hardness, excellent corrosion resistance and heat insulation effect, simultaneously lighter, described rigid macromolecule material housing can be PU (Polyurethane, polyurethane, material housing, PS (polystyrene down together), polystyrene, lower with) material housing, ABS (and Alkyl Benzo sulfonate, acrylonitrile-butadiene-styrene (ABS) plastics, lower with) material housing or TPE (Thermoplastic Elastomer, thermoplastic elastomer (TPE), lower same) material housing.
Optionally, in order to obtain good heat insulation effect, described foamed heat insulating internal layer be PU foamed heat insulating internal layer or PF (Phenol Formaledlyde, phenolic aldehyde, lower with) foamed heat insulating internal layer.
Optionally, in order to make described heat preservation component have suitable hardness and heat insulation effect, the density of described PU material housing or hardness are greater than respectively density or the hardness of PU foamed heat insulating internal layer.
Optionally, described housing comprises aliment security level material layer at least partly, so that the part contacting with food has advantages of safety and sanitation.
Optionally, described housing comprises shell and liner, and described liner is aliment security level material layer.Because liner in use may contact with food, described liner adopts aliment security level material layer to have advantages of safer health.
Optionally, in order to facilitate user to beat opening door body, described opening end is by sealing to the recessed sealing 3 of housing 1 hollow bulb.So arrange, described sealing 3 not only has sealing function, and has concurrently as the function of the parts such as door handle, and user can will, to heat preservation component external force, open heat preservation component by grasping sealing 3 from the attemperator of its application.
Optionally, described heat preservation component is cold storage plant door body, cabinet or board putting things.Described cold storage plant can be refrigerator, refrigerator or ice etc., in the time that described heat preservation component uses as cold storage plant door body, cabinet or board putting things, and not only high insulating effect, and also hardness is suitable, and quality is light.
In the present embodiment, optional, in order to obtain the rigid outer layer 1 of suitable stiffness, the thickness of described rigid outer layer 1 is 0.5-3 millimeter.
More than the hardness of the rigid macromolecule material housings such as the PU material housing described in the present embodiment, PS material housing, ABS material housing or TPE material is preferably in 75D.
Embodiment 2
Referring to Fig. 1-3, the forming method of the heat preservation component of the present embodiment, comprises the following steps:
S10: the pipe of an end closure, an end opening is inserted to the uncovered housing 1 that carries out blow molding in blow mold and go out an end closure and hollow;
S20: from the opening end of housing wherein empty portion 2 inject foamed material foaming foamed heat insulating internal layer, and injecting after foamed material described opening end sealing.
The forming method of above-mentioned heat preservation component, in blow mold, carry out blow molding and go out a uncovered housing end closure and hollow due to the pipe of an end closure, an end opening is inserted, therefore only need seal opening end, compared with the direct blow molding of tradition, stifled without door is set respectively at door body upper and lower sides, therefore, without prepackage operation, manufacturing process is simple, and production cost is low, and the heat preservation component seam of producing is few, high insulating effect.
Optionally, in order better housing 1 to be sealed, described " from the opening end of housing 1 wherein empty portion 2 inject foamed material foaming foamed heat insulating internal layer; and injecting after foamed material described opening end sealing " specifically comprise: the opening end at housing 1 is installed sealing 3, and on sealing 3, leaves material hole 31; Carry out foaming foamed heat insulating internal layer by described material hole 31 to injecting foamed material in described hollow bulb 2; After injection foamed material, described material hole 31 is sealed.So, after foamed material foamed solidification, can more firmly sealing 3 and housing 1 be bonded together, and facilitate the control of the each parameter to foaming while foaming.
Optionally, in order to obtain better heat insulation effect, described foamed heat insulating internal layer is PU foamed heat insulating internal layer or PF foamed heat insulating internal layer.
Optionally, the sealing end of described pipe seals by the mode of sealing by fusing, so, has convenience, easy-operating advantage.
Optionally, described sealing 3 is the structure inner recessed to heat preservation component.So arrange, described sealing 3 not only has sealing function, and has the function of door handle concurrently, and user can will, to heat preservation component external force, open heat preservation component by grasping sealing 3 from the attemperator of application.
Optionally, described " described material hole 31 is sealed " is specially: adopt the material identical with sealing 3 that material hole 31 is sealed.So, make material hole 31 consistent with sealing 3 in appearance, and connect more reliable.
Optionally, described housing is rigid macromolecule material housing, and housing adopts rigid macromolecule material to have that not only hardness is high, corrosion-resistant, and quality is light, high insulating effect.
Optionally, in order to obtain more suitable hardness, excellent corrosion resistance and heat insulation effect, simultaneously lighter, described rigid macromolecule material housing can be PU (Polyurethane, polyurethane, material housing, PS (polystyrene down together), polystyrene, lower with) material housing, ABS (and Alkyl Benzo sulfonate, acrylonitrile-butadiene-styrene (ABS) plastics, lower with) material housing or TPE (Thermoplastic Elastomer, thermoplastic elastomer (TPE), lower same) material housing.
Optionally, the density of described PU material housing or hardness are greater than respectively density or the hardness of PU foamed heat insulating internal layer.
Optionally, described housing comprises aliment security level material layer at least partly, so that the part contacting with food has advantages of safety and sanitation.
Optionally, described housing comprises shell and liner, and described liner is aliment security level material layer.When use, liner may contact with food, and described liner adopts aliment security level material layer to have advantages of safer health.
Optionally, described heat preservation component is cold storage plant door body, cabinet or board putting things.Described cold storage plant can be refrigerator, refrigerator or ice etc., in the time that described heat preservation component uses as cold storage plant door body, cabinet or board putting things, and not only high insulating effect, and also hardness is suitable, and quality is light.
In the present embodiment, in order to obtain the shell 1 of suitable stiffness, optional, the thickness of described shell 1 is 0.5-3 millimeter.
More than the hardness of the rigid macromolecule material housings such as the PU material housing described in the present embodiment, PS material housing, ABS material housing or TPE material is preferably in 75D.
Finally it should be noted that: above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (17)
1. a heat preservation component, is characterized in that, comprises sealing and the end closure that molds by blow molding process and the uncovered housing of hollow, and the hollow bulb of described housing forms foamed heat insulating internal layer, and the opening end that described sealing is arranged at housing is with by its sealing.
2. heat preservation component according to claim 1, is characterized in that, described housing is rigid macromolecule material housing.
3. heat preservation component according to claim 2, is characterized in that, described rigid macromolecule material housing is PU material housing, PS material housing, ABS material housing or TPE material housing.
4. heat preservation component according to claim 3, is characterized in that, described foamed heat insulating internal layer is PU foamed heat insulating internal layer or PF foamed heat insulating internal layer.
5. heat preservation component according to claim 4, is characterized in that, the density of described PU material housing or hardness are greater than respectively density or the hardness of PU foamed heat insulating internal layer.
6. according to the heat preservation component described in claim 1-5 any one, it is characterized in that, described sealing is the seal recessed to housing hollow bulb.
7. according to the heat preservation component described in claim 1-5 any one, it is characterized in that, described heat preservation component is cold storage plant door body, cabinet or board putting things.
8. a forming method for heat preservation component, is characterized in that, comprises the following steps:
The pipe of one end closure, an end opening is inserted to the uncovered housing that carries out blow molding in blow mold and go out an end closure and hollow;
From the opening end empty portion injection foamed material foaming foamed heat insulating internal layer wherein of housing, and injecting after foamed material described opening end sealing.
9. the forming method of heat preservation component according to claim 8, is characterized in that, described " from the opening end empty portion injection foamed material foaming foamed heat insulating internal layer wherein of housing, and injecting after foamed material described opening end sealing " specifically comprises:
Opening end at housing is installed sealing, and on sealing, leaves material hole; Inject foamed material by described material hole to described hollow bulb and carry out foaming foamed heat insulating internal layer; After injection foamed material, described material hole is sealed.
10. the forming method of heat preservation component according to claim 8 or claim 9, is characterized in that, described foamed heat insulating internal layer is PU foamed heat insulating internal layer or PF foamed heat insulating internal layer.
The forming method of 11. heat preservation components according to claim 8 or claim 9, is characterized in that, the sealing end of described pipe seals by the mode of sealing by fusing.
The forming method of 12. heat preservation components according to claim 9, is characterized in that, described sealing is the structure inner recessed to heat preservation component.
The forming method of 13. heat preservation components according to claim 9, is characterized in that, described " described material hole is sealed " is specially: adopt the material identical with sealing that material hole is sealed.
The forming method of 14. heat preservation components according to claim 8 or claim 9, is characterized in that, described housing is rigid macromolecule material housing.
The forming method of 15. heat preservation components according to claim 10, is characterized in that, described rigid macromolecule material housing is PU material housing, PS material housing, ABS material housing or TPE material housing.
The forming method of 16. heat preservation components according to claim 15, is characterized in that, the density of described PU material housing or hardness are greater than respectively density or the hardness of PU foamed heat insulating internal layer.
The forming method of 17. heat preservation components according to claim 8 or claim 9, is characterized in that, door body, cabinet or board putting things that described heat preservation component is cold storage plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310085436.0A CN104048473A (en) | 2013-03-15 | 2013-03-15 | Heat insulation component and forming method of heat insulation component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310085436.0A CN104048473A (en) | 2013-03-15 | 2013-03-15 | Heat insulation component and forming method of heat insulation component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104048473A true CN104048473A (en) | 2014-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310085436.0A Pending CN104048473A (en) | 2013-03-15 | 2013-03-15 | Heat insulation component and forming method of heat insulation component |
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| Country | Link |
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| CN (1) | CN104048473A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501511A (en) * | 2015-01-04 | 2015-04-08 | 合肥美的电冰箱有限公司 | Refrigerator door and molding die thereof as well as refrigerator |
| CN113025060A (en) * | 2021-03-26 | 2021-06-25 | 江苏恒尚节能科技股份有限公司 | Non-metal composite material curtain wall insulation board and preparation method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6479572A (en) * | 1987-09-21 | 1989-03-24 | Matsushita Refrigeration | Heat insulator |
| JPH05149672A (en) * | 1991-11-27 | 1993-06-15 | Sanyo Electric Co Ltd | Door device of thermally insulated box |
| CN1269879A (en) * | 1997-09-09 | 2000-10-11 | 菲什尔·派克尔公司 | Cabinet parts thereof and associated methods |
| CN1351701A (en) * | 1999-05-21 | 2002-05-29 | Bsh博施及西门子家用器具有限公司 | Heat-insulation wall |
| CN1640650A (en) * | 2004-01-16 | 2005-07-20 | 郭锡南 | Blow moulding and foam combining technique, and its product |
| CN2739543Y (en) * | 2004-10-20 | 2005-11-09 | 广东科龙电器股份有限公司 | Electric refrigerator with easily-worked door |
| CN201053761Y (en) * | 2007-06-21 | 2008-04-30 | 房华江 | Multi-layer compound bearing insulated water box |
| CN102080912A (en) * | 2009-11-26 | 2011-06-01 | 泰州乐金电子冷机有限公司 | Integrally molded refrigerator door and manufacturing method thereof |
-
2013
- 2013-03-15 CN CN201310085436.0A patent/CN104048473A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6479572A (en) * | 1987-09-21 | 1989-03-24 | Matsushita Refrigeration | Heat insulator |
| JPH05149672A (en) * | 1991-11-27 | 1993-06-15 | Sanyo Electric Co Ltd | Door device of thermally insulated box |
| CN1269879A (en) * | 1997-09-09 | 2000-10-11 | 菲什尔·派克尔公司 | Cabinet parts thereof and associated methods |
| CN1351701A (en) * | 1999-05-21 | 2002-05-29 | Bsh博施及西门子家用器具有限公司 | Heat-insulation wall |
| CN1640650A (en) * | 2004-01-16 | 2005-07-20 | 郭锡南 | Blow moulding and foam combining technique, and its product |
| CN2739543Y (en) * | 2004-10-20 | 2005-11-09 | 广东科龙电器股份有限公司 | Electric refrigerator with easily-worked door |
| CN201053761Y (en) * | 2007-06-21 | 2008-04-30 | 房华江 | Multi-layer compound bearing insulated water box |
| CN102080912A (en) * | 2009-11-26 | 2011-06-01 | 泰州乐金电子冷机有限公司 | Integrally molded refrigerator door and manufacturing method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501511A (en) * | 2015-01-04 | 2015-04-08 | 合肥美的电冰箱有限公司 | Refrigerator door and molding die thereof as well as refrigerator |
| CN113025060A (en) * | 2021-03-26 | 2021-06-25 | 江苏恒尚节能科技股份有限公司 | Non-metal composite material curtain wall insulation board and preparation method thereof |
| CN113025060B (en) * | 2021-03-26 | 2022-04-26 | 江苏恒尚节能科技股份有限公司 | Non-metal composite material curtain wall insulation board and preparation method thereof |
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Application publication date: 20140917 |