Patent ID: 11879585
Assignee: HAIER SMART HOME CO., LTD.
Field: Other special machines (Mechanical engineering)
Classification: CPC F  B | IPC B  F

Claim 7:
8. A method for preparing a thermal insulation cabinet, comprising the following steps:
pre-assembling a shell having a vacuum insulation panel attached to an inner side into a cabinet shell;
heating an inside of the cabinet shell; and
injecting a foaming material between the cabinet shell and an inner liner for foaming;
wherein an outer peripheral surface of the vacuum insulation panel along its extending direction is a slope, a convex arc surface or an arc surface; or
the method for preparing the thermal insulation cabinet further comprises the following steps: adding auxiliary workpieces around the vacuum insulation panel before foaming, wherein the auxiliary workpiece comprises a first fitting surface matched with the outer peripheral surface of the vacuum insulation panel along its extension direction, a second fitting surface matched with an inner surface of the shell around the vacuum insulation panel, and a transition surface by which the first fitting surface and the second fitting surface are connected, wherein the transition surface is a plane, or a convex arc surface, or an arc surface.