| 摘要 |
<p>The present invention relates to a knockdown low-floor, electrically-adjustable bed which can be installed and used easily in a desired place passing through a narrow door in a house, and the like since a very low floor may be provided and assembly and disassembly of such a knockdown low-floor, electrically-adjustable bed may be done easily through an adjustment of the height by moving the main frame to which a mattress is seated and supported vertically from a height near the floor comprising: two base-frames arranged on the floor; a lifting frame installed to move vertically at an upper side of the base-frame respectively; a linear driver installed to the base-frame respectively for moving the lifting frame vertically; a pulley installed rotatably to the lifting frame; a frame supporter installed to move vertically to a lower side of the base frame respectively; a wire an end of which is connected to the base frame and another end of which is connected to the frame supporter wherein a lifting movement of the lifting frame is transmitted to the frame supporter; a first main frame and a second main frame forming an insertion part connected by being inserted into an insertion groove detachably of the frame supporter respectively and lifting together with the frame supporter; and a connecting device to connect the first mainframe and the second mainframe detachably and mutually.</p> |
