JP2006109871A5 - - Google Patents

Claims (7)

A bed frame consisting of a pair of right and left side frames via a sliding frame and within the base frame to be attached to the bed frame is mounted via a driving means to move back and forth, the retraction means to the sliding frame In the assembly of a bed that can be lifted up, consisting of parts composed of an attached leg support frame, a back support frame with a hoisting mechanism, a waist support frame, and a leg support frame, A bed that can be raised up, characterized in that each part is provided with a fixing part or mounting part that can be assembled without using a tool.   A pair of left and right side frames is pivotally connected to a connecting member, and an end of each connecting member is provided with a female screw part or a bolt member that can be manually tightened. The bed according to claim 1, wherein a bolt member is screwed to the female screw portion for assembly.   A plate provided with a U-shaped groove through which the shaft member can be inserted by fixing a mounting member comprising a bolt member that can be manually tightened to a plate to which the shaft member is fixed, to a connecting pipe of the side frame. An attachment member having a female thread portion is fixed to a side pipe of the base frame, and when the bed frame and the drive section are assembled, the shaft member is inserted into the U-shaped groove, and a bolt member is screwed to the female thread portion. The bed according to claim 1 or 2, wherein the bed can be raised. It is composed of a rail member, a roller, and a shaft member that are configured to be able to grip a rail member, a roller, and a shaft member that are provided on the leg support frame, and a rail member, a roller, and a shaft member that are provided on the leg support frame. The back-uppable bed according to any one of claims 1 to 3 , wherein the bed is inserted into the rail member and has an assembly structure in which the shaft member of the leg support frame is held by a fixing member. The step support shaft is fixed to the end portion of the main pipe provided in the waist support frame, and the trike plate provided in the sliding frame. The step support shaft is inserted into the trike plate. A mounting part with a hole in the hole and a drop prevention part are provided. With the waist support frame upright, the stepped support shaft is inserted into the hole to allow the waist support frame to fall into use. back lifting possible bed according to any one of claims 1 to 4, characterized in that the constructed assembly structure such that the main pipe is located between falling off preventive portion when to the mounting portion. The raising and lowering mechanism provided in the back support frame includes a rear link, a front link, and a connecting link that connects these links, and a mounting portion of the rear link with the base frame is a shaft member attached to the base frame. The cylindrical member is fixed to the mounting portion of the front link with the sliding frame, and a guide plate for receiving the cylindrical member is fixed to the sliding frame, and the cylindrical member any of the shaft member to be insertable with the guide plate has received the preceding claims, characterized in that the assembled structure in which the sliding frame while biased in a direction to lock the spring of claim 5 The bed which can be raised according to any one of the above items . Each of the pair of left and right side frames is provided with an elevating mechanism, and a driving force applied to one elevating mechanism is transmitted to the other elevating mechanism through a connecting shaft. Is fitted in a protruding state, and both ends of the connecting shaft are provided with grooves through which the pin can be inserted, and a pressing member biased outward is provided on one side of the connecting shaft. 7. A back-upable structure according to any one of claims 1 to 6, wherein an assembly structure is provided in which the pin is inserted into each groove portion and is biased to one side. bed.