JPH0231519U

JPH0231519U -

Info

Publication number: JPH0231519U
Application number: JP11077188U
Authority: JP
Priority date: 1988-08-23
Filing date: 1988-08-23
Publication date: 1990-02-28

Description

[Brief explanation of drawings]

第１図は本考案の実施例を示す正断面図、第２
図および第３図は他の実施例を示す正断面図、第
４図は平面図で一部を断面で示してある。第５図
は第３の実施例を示す正断面図、第６図は側面図
、第７図は手動式の他の実施例を示す平面図、第
８図は同正面図である。３：スクリユー軸、４：駆動装置、５：棚板、
６：収納部、８：チエン装置、１２：枠、３１：
雄ねじ、４１：ハンドル、４１′：モータ、５１
：雌ねじ、８３：チエン、８４：支持爪。 Fig. 1 is a front sectional view showing an embodiment of the present invention, Fig. 2 is a front sectional view showing an embodiment of the present invention;
3 and 3 are front sectional views showing other embodiments, and FIG. 4 is a plan view showing a portion in cross section. FIG. 5 is a front sectional view showing the third embodiment, FIG. 6 is a side view, FIG. 7 is a plan view showing another manual embodiment, and FIG. 8 is a front view of the same. 3: Screw shaft, 4: Drive device, 5: Shelf board,
6: Storage section, 8: Chain device, 12: Frame, 31:
Male thread, 41: Handle, 41': Motor, 51
: Female thread, 83: Chain, 84: Support claw.

Claims

[Claims for Utility Model Registration] (1) A cart provided with a frame with supports at the four corners, a base provided horizontally inside the frame, and a cart that is erected perpendicularly to the base and capable of rotating. A screw shaft that is supported and has a male thread on the outer periphery, a plurality of shelf boards that have a female thread that engages with the screw shaft and fits inside the frame, and a drive device that rotationally drives the screw shaft. A distinctive feature is a shelf-type wagon. (2) The shelving type wagon according to claim 1, wherein the screw shaft is provided at the center of the frame. (3) The screw shafts are provided inside the four corners of the frame, and female threads are provided at the four corners of the shelf board that engage with the male threads of each screw shaft by about a quarter of a turn, so that each screw shaft simultaneously rotates by the same number of rotations. 2. A shelved wagon according to claim 1, further comprising a drive device configured to do so. (4) A chain device that drives a vertically movable chain is provided at the four inner corners of a frame with supports at the four corners of the cart, and support claws are provided on the chain at appropriate intervals and shelf boards are placed on the chain. A shelf-type wagon vehicle characterized by being equipped with a drive device that moves each chain by the same length at the same time. (5) The shelf-type wagon vehicle according to any one of claims 1 to 4, further comprising a limit switch located at the second shelf from the top that is activated when the shelf approaches and stops the drive device. . (6) The belt according to any one of claims 3 to 4, wherein the belt wound around the pulley fixed to the shaft end of the motor and the pulley fixed to the shaft end of the screw shaft is constituted by a timing belt. Shelved wagon.