Multi-purpose mahjong table with adjustable height

Abstract

This invention features a lifting device, an automatic mahjong table assembly, and a tabletop. The lifting device includes a drive assembly, a mahjong table support, and a guide seat; the drive assembly includes a pressure cylinder; the mahjong table support is fixed to the top end of the pressure cylinder and can be lifted and lowered by the pressure cylinder. The automatic mahjong table assembly is fixed to the mahjong table support and can move relative to the base along with the mahjong table support. The tabletop is detachably mounted on top of the automatic mahjong table assembly. This invention uses a lifting device to raise and lower the automatic mahjong table assembly and tabletop, providing diverse uses without the need for repeated storage and retrieval. It is more convenient to use and allows for flexible space utilization, solving the problem of traditional mahjong tables or existing automatic mahjong tables requiring repeated storage and retrieval, and providing a multi-purpose mahjong table with adjustable height.

Claims

1. A height-adjustable multi-purpose mahjong table, comprising: a lifting device including a base, a drive assembly, a mahjong table support, and a guide seat; the drive assembly including a pressure cylinder; the pressure cylinder being fixed to the base and including a top end that is located away from the base and movable relative to the base; the mahjong table support being fixed to the top end of the pressure cylinder and movable relative to the base by being driven by the pressure cylinder; an automatic mahjong table device fixed to the mahjong table support and movable relative to the base along with the mahjong table support; and a table board, which is plate-shaped and detachably mounted on the top of the automatic mahjong table device; The lifting device includes a plurality of guide components; each guide component includes a guide rod; one end of the guide rod of each guide component is fixed to the mahjong table support and can rise and fall with the mahjong table support; the base includes a base plate and a plurality of through holes provided in the base plate; the plurality of guide rods of the plurality of guide components can pass through the plurality of through holes respectively.

2. The height-adjustable multipurpose mahjong table as described in claim 1, wherein the drive assembly includes a telescopic cover; the telescopic cover surrounds the pressure cylinder and includes a plurality of sleeves of increasing size that are telescopically attached; the smallest sleeve is fixed to the base; the largest sleeve is driven by the pressure cylinder to telescopically extend and retract the telescopic cover.

3. The height-adjustable multipurpose mahjong table as described in claim 2, wherein the base has an internal accommodating space; the lifting device includes a guide seat; the guide seat is located in the accommodating space and fixed to the base; each guide assembly includes a linear bushing coupled to the guide seat, and the guide rod movably passing through the linear bushing.

4. The height-adjustable multi-purpose mahjong table as described in claim 3, wherein the lifting device includes a sleeve; the sleeve is a tube with two opposite ends, the sleeve is fitted onto the guide seat, and one end of the sleeve is fixed to the mahjong table support and can rise and fall with the mahjong table support.

5. The height-adjustable multipurpose mahjong table as described in claim 4, wherein the guide seat includes a rectangular cross-section; the sleeve includes a rectangular cross-section; the rectangular sleeve is fitted onto the rectangular frame such that the sleeve cannot rotate relative to the frame.

6. The height-adjustable multipurpose mahjong table as claimed in claim 5, wherein the base includes an opening with a rectangular outline and communicating with a receiving space of the base; the rectangular-sectioned sleeve is inserted into the rectangular-sectioned opening such that the sleeve cannot rotate relative to the base.

7. The height-adjustable multi-purpose mahjong table as described in claim 1, wherein the lifting device includes a sleeve; the sleeve is a tube with two opposite ends, the sleeve is fitted onto the guide seat, one end of the sleeve is fixed to the mahjong table support and can rise and fall with the mahjong table support; the guide seat has a rectangular cross-section; the sleeve has a rectangular cross-section; the rectangular sleeve is fitted onto the rectangular frame, preventing the sleeve from rotating relative to the frame.

8. The height-adjustable multi-purpose mahjong table as described in claim 1, wherein the lifting device includes a sleeve; the sleeve is a tube with two opposite ends, the sleeve is fitted onto the guide seat, one end of the sleeve is fixed to the mahjong table support and can rise and fall with the mahjong table support; the base includes an opening with a rectangular outline and communicating with the receiving space of the base; the sleeve includes a rectangular cross section; the sleeve with the rectangular cross section is inserted into the opening with the rectangular cross section, so that the sleeve cannot rotate relative to the base.

9. A height-adjustable multi-purpose mahjong table as described in any one of claims 1 to 8, wherein the pressure cylinder is a multi-section electric cylinder.

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