| 摘要 |
The present invention relates to an upper board height adjustment apparatus of a desk. A desk reform height adjustment apparatus of the present invention comprises: a pair of guide members which have several screw fixing parts at a predetermined interval to be screwed and fixated to one selected among an inner part and an outer part of a pair of legs constituting the desk, front and rear guide pipes having a hollow inside, and a connection pipe connecting an upper side of the guide pipe; a base member which comprises a pair of pillars moving by being inserted into an end of the hollow of the guide pipe and a support member connecting a bottom of the pillar; and one height adjustment member selected among a pneumatic cylinder, a hydraulic cylinder, and an actuator having a piston for adjusting the height of the upper board by moving the upper board from the base member by manipulation of a switch and supply of electricity by an electric wire, by being installed between the bottom of the connection pipe and the support member. By the same, the present invention has the effect of preventing various adult diseases by enabling a user to use the desk in a standing posture and reducing the time the user spends sitting on the chair; and has economic benefits by enabling the user to adjust the height of the upper board of the desk to a height where the user can use the desk while seated on the chair or to a height where the user can use the desk while standing only by the manipulation of the switch. To achieve this, the adjustment apparatus is additionally installed to allow the height adjustment of the upper board by reforming an existing table or desk. |
