1. A power transmission mechanism for conveniently performing a series of operations performed in a kitchen, comprising: a box-shaped storage box which is disposed in a state of being permanently connected to an external power source in a kitchen and has at least one receiving groove and a receiving groove formed on an upper surface and a side surface, A motorcycle (1) comprising: a body (1) having a housing (2) and a case (2) capable of being opened and closed and capable of protecting an external impact； a motor And an operation unit connected to the input shaft and performing an operation required in the kitchen, wherein the operation unit includes a bar type operation unit including a plurality of operation units, And a connecting means having a socket and a plug respectively connecting the output shaft and the input shaft at one-touch on the operation unit and the operation unit, Wherein the socket comprises a fixed base having a through hole for receiving the output shaft at one end of the operation unit, a flow groove vertically communicating with the through hole on the fixed base and slidable upward, a catching bar slidingly moved in the flow groove, And a manipulating table for operating the engaging bar so as to be projected and retracted into the through hole in cooperation with the elastic band, wherein the plug has a connecting rod which is inserted into the through hole while receiving the input shaft exposed at one end of the working unit, And a latching groove which is selectively engaged with the latching bar. Accordingly, it is an object of the present invention to provide a refrigerator which is capable of performing various operations necessary for a kitchen with one operation unit, which is low in cost of purchase, easy to store in a compact size, So that it can be used quickly and conveniently.주방에서 수행하는 일련의 작업을 편리하게 도모하는 전동기구에 있어서, 주방에 외부전원과 상시 연결된 상태로 배치되고, 상면과 측면에 하나 이상의 수용홈과 거치홈을 노출되게 형성하는 박스형의 보관함과 상기 보관함을 내장하며 개폐가 가능하고 외부의 충격을 보호하는 케이스를 구
