A reversible single-post lift table

Abstract

The utility model discloses a single stand column lifting table of overturning, including base and desktop board, be provided with lifting table leg on the base, the top of lifting table leg is installed with lower support frame, be provided with overturning cylinder in lower support frame, overturning output end of overturning cylinder is connected to the bottom of desktop board, and the bottom of desktop board is provided with upper support frame, and upper support frame rotatory mounting is in lower support frame, and the rotation axis of upper support frame is arranged on the same axis with the rotation axis of overturning output end, and lower support frame is provided with connecting recess groove corresponding the top connecting end of lifting table leg, and the top connecting end is provided with connecting transition cover with connecting recess groove, and the top connecting end, connecting transition cover and connecting recess groove are provided with connecting hole for installing connecting piece, and the lifting table has overturning function, and it is convenient to switch use and storage state flexibly, avoids occupying horizontal space when idling.

Description

Technical Field

[0001] This utility model relates to the field of height-adjustable desks, specifically to a single-column height-adjustable desk that can be flipped. Background Technology

[0002] A table is a common piece of furniture, with a flat surface on top and supports underneath. As people's living standards improve, their demands for the comfort and convenience of tables used in daily life and work are also increasing. Therefore, various types of tables have appeared on the market, including height-adjustable tables, suitable for different environments or people of different heights. Their height is adjustable, making them convenient to use and thus widely favored by users. To further facilitate height adjustment, pneumatic height-adjustable tables have emerged. Existing technology, such as patent publication number CN216438720U, discloses a cylinder column structure for a height-adjustable table, including a cylinder column assembly and a base plate and tabletop respectively disposed at the bottom and top of the cylinder column assembly. The cylinder column assembly includes an outer cylinder and an inner cylinder disposed inside the outer cylinder. A cylinder body is disposed inside the inner cylinder, and a control cable is disposed on the cylinder body, with one end extending to the bottom of the tabletop for controlling the lifting and lowering of the cylinder body. The user can activate the cylinder body to raise or lower the tabletop via a control switch at the bottom of the tabletop. However, it cannot adjust the angle of the tabletop, its function is limited, and it is not conducive to further improving the functionality and practicality of the height-adjustable table. Utility Model Content

[0003] The purpose of this utility model is to overcome the above-mentioned defects or problems in the background technology and provide a flip-up single-column lifting table.

[0004] To achieve the above objectives, the present invention adopts the following technical solution:

[0005] A flip-up single-column height-adjustable desk includes a base and a desktop. The base is provided with height-adjustable legs, and a lower support frame is installed on the top of the legs. A flip cylinder is installed inside the lower support frame, and the flip output end of the cylinder is connected to the bottom of the desktop. An upper support frame is provided on the bottom of the desktop and is rotatably mounted on the lower support frame. The rotation axis of the upper support frame and the rotation axis of the flip output end are arranged on the same axis. A connecting groove is provided on the lower support frame corresponding to the top connecting end of the legs. A connecting transition sleeve is provided between the top connecting end and the connecting groove. A mating protrusion is provided on the lower outer side of the connecting transition sleeve. Connecting holes for installing connectors are provided on the top connecting end, the connecting transition sleeve, and the connecting groove.

[0006] In some embodiments of this utility model, the gap distance between the top connecting end and the connecting groove is the same as the thickness of the connecting transition sleeve, and the connecting transition sleeve is made of rubber.

[0007] In some embodiments of this utility model, the mating protrusion is located below the connecting hole, and a transition slope is provided between the upper side of the mating protrusion and the connecting transition sleeve. The height of the mating protrusion does not exceed one-fifth of the thickness of the connecting transition sleeve.

[0008] In some embodiments of this utility model, a top protruding ring is provided on the upper outer side of the connecting transition sleeve.

[0009] In some embodiments of this utility model, a book-blocking strip is provided on the desktop panel.

[0010] In some embodiments of this utility model, the number of the tilting cylinders is two and they are symmetrically arranged inside the lower support frame. The lower support frame is equipped with an upper support frame via a rotating seat, and the rotation axis of the upper support frame is located on the front side of the lifting table leg.

[0011] In some embodiments of this utility model, a rod is provided on the base, and several reinforcing ribs are provided on the outside of the rod. The lifting table legs are installed inside the rod, and the lifting table legs are made of gas rods. The top connecting end is located at the top of the piston rod of the gas rod.

[0012] In some embodiments of this utility model, a counterweight cavity for placing a counterweight block is arranged on the side of the base, and a side cover plate is provided at the opening of the counterweight cavity.

[0013] In some embodiments of this utility model, guide wheels are installed on the counterweight block, and guide grooves are provided in the counterweight cavity corresponding to the guide wheels.

[0014] In some embodiments of this utility model, a ramp is provided on one side of the side cover plate, the ramp section is connected to a flat section, the distance from the guide groove to the bottom of the base is the same as the thickness of the flat section, and screw holes for installing screws are provided on both sides of the flat section and the side of the base.

[0015] As can be seen from the above description of this utility model, compared with the prior art, this utility model has the following beneficial effects:

[0016] 1. The height-adjustable desk has a flip function, using a 90-degree flip cylinder, which makes it easy to switch between use and storage modes, improving the functionality and practicality of the desk; when the desktop is flipped vertically at 90 degrees for storage, it greatly reduces the floor space occupied and avoids occupying horizontal space when not in use; at the same time, a book guard strip is set on the upper front of the desktop, which can effectively prevent books and other items from slipping off when the desktop is tilted.

[0017] 2. The rotation axis of the upper support frame is coaxial with the output end of the tilting cylinder, and the axis is located on the front side of the lifting table leg. The tilting process is smooth and stable without any jamming or interference. In addition, the upper and lower support frames and the reinforcing ribs on the rods provide good support for the tabletop, and the overall structure is stable and reliable.

[0018] 3. The base has evenly distributed counterweight cavities on its sides, which can hold counterweight blocks. The counterweight blocks are equipped with guide wheels and the counterweight cavities are equipped with guide grooves, ensuring that the counterweight blocks move along a fixed trajectory during loading and unloading, making loading and unloading more convenient. When unloading the counterweight blocks, they can be pushed smoothly into the counterweight cavities through the ramp, reducing the intensity of operation.

[0019] 4. A transition sleeve is used between the lower support frame and the gas spring to buffer the vibration generated during the lifting, tilting, and use of the gas spring, thereby reducing structural noise. Attached Figure Description

[0020] To more clearly illustrate the technical solutions of the embodiments of this utility model, the drawings used in the following description of the embodiments will be briefly introduced. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0021] Figure 1 This is a schematic diagram of the structure of this utility model;

[0022] Figure 2 This is a schematic diagram of the flipping of this utility model;

[0023] Figure 3 This is a schematic diagram of the base of this utility model;

[0024] Figure 4 This is a schematic diagram of the side cover plate of this utility model;

[0025] Explanation of key figure labels:

[0026] 1. Desktop, 10. Book baffle, 2. Upper support frame, 20. Rotating seat, 3. Lower support frame, 30. Connecting hole, 31. Connecting transition sleeve, 32. Mating convex ring, 33. Transition slope, 34. Top convex ring, 4. Tilting cylinder, 40. Tilting output end, 5. Lifting table leg, 50. Top connecting end, 6. Base, 60. Rod column, 61. Reinforcing rib, 62. Counterweight cavity, 63. Guide groove, 64. Counterweight block, 65. Side cover plate, 66. Step ramp, 67. Flat section, 68. Screw hole. Detailed Implementation

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are preferred embodiments of the present utility model and should not be considered as excluding other embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the scope of protection of the present utility model.

[0028] Unless otherwise expressly defined, the use of terms such as "first," "second," or "third" in the claims, description, and drawings of this utility model is for distinguishing different objects and not for describing a specific order.

[0029] Unless otherwise expressly defined, in the claims, description, and accompanying drawings of this utility model, the use of directional terms such as "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," and "counterclockwise" to indicate orientation or positional relationships is based on the orientation and positional relationships shown in the accompanying drawings and is only for the convenience of describing this utility model and simplifying the description. It does not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be construed as limiting the specific protection scope of this utility model.

[0030] Unless otherwise expressly defined, the terms "fixed connection" or "fixed connection" used in the claims, description and drawings of this utility model shall be interpreted broadly to refer to any connection in which there is no displacement or relative rotation relationship between the two parties, including non-removable fixed connection, detachable fixed connection, integral connection and fixed connection through other devices or components.

[0031] In the claims, description and accompanying drawings of this utility model, the terms "comprising", "having", and variations thereof are used to mean "including but not limited to".

[0032] See the example. Figure 1-4 :

[0033] A flip-up single-column height-adjustable desk includes a base 6 and a desktop 1. An upper support frame 2 is located at the bottom of the desktop 1. Lifting legs 5 are mounted on the base 6, and the lifting legs 5 utilize gas springs. A lower support frame 3 is mounted on the top of the lifting legs 5. A flip cylinder 4 is housed within the lower support frame 3. The flip output end 40 of the flip cylinder 4 is connected to the bottom of the desktop 1. The upper support frame 2 is rotatably mounted on the lower support frame 3. The rotation axis of the upper support frame 2 and the rotation axis of the flip output end 40 are aligned on the same axis. In use, the flip cylinder 4 drives the desktop 1 to flip, and the gas springs drive the desktop 1 to rise and fall. Preferably, the flip cylinder 4 is a 90-degree flip-side tilt cylinder. In its initial state, the desktop 1 is horizontal; under the action of the flip cylinder 4, the desktop 1 rotates accordingly.

[0034] As one implementation, a book-blocking strip 10 is provided on the upper front of the desktop 1 to effectively prevent books from falling when the desktop 1 is tilted; it is understood that when the desktop 1 is flipped 90 degrees and folded vertically, it is convenient to store and place the whole thing, and at this time it is not suitable to place items on the desktop 1.

[0035] In one embodiment, two tilting cylinders 4 are symmetrically arranged within the lower support frame 3. The lower support frame 3 is fitted with an upper support frame 2 via a rotating seat 20. The rotation axis of the upper support frame 2 is located on the front side of the lifting table leg 5. Preferably, the rotating seat 20 includes an upper seat connected to the upper support frame 2, and lower seats on both sides of the upper seat connected to the lower support frame 3. Rotary shaft holes for mounting rotating components are correspondingly provided between the upper and lower seats.

[0036] In one embodiment, the rotating seat 20 is arranged between two flipping cylinders 4, and the horizontal distance between the rotation axis of the upper support frame 2 and the lifting table leg 5 is not greater than the distance between the rotation axis of the upper support frame 2 and the tabletop 1; it can be understood that the front of the lower support frame 3 does not exceed the vertical plane where the rotation axis of the upper support frame 2 is located, to ensure that there is no jamming during the flipping process.

[0037] In one embodiment, a rod 60 is provided on the base 6, and several reinforcing ribs 61 are provided on the outside of the rod 60. The lifting table legs 5 are installed inside the rod 60, and the top connecting end 50 is located at the top of the piston rod of the gas rod.

[0038] The lower support frame 3 is provided with a connecting groove corresponding to the top connecting end 50 of the lifting table leg 5. A connecting transition sleeve 31 is provided between the top connecting end 50 and the connecting groove. The top connecting end 50, the connecting transition sleeve 31 and the connecting groove are provided with connecting holes 30 for installing connectors. Preferably, the connector 30 is a bolt.

[0039] In one embodiment, the gap distance between the top connecting end 50 and the connecting groove is the same as the thickness of the connecting transition sleeve 31, and the connecting transition sleeve 31 is made of rubber.

[0040] In one embodiment, a mating protrusion 32 is provided on the lower outer side of the connecting transition sleeve 31. The mating protrusion 32 is located below the connecting hole 30, so that the connecting transition sleeve 31 is squeezed during installation. A transition slope 33 is provided between the upper side of the mating protrusion 32 and the connecting transition sleeve 31. Preferably, the height of the mating protrusion 32 does not exceed one-fifth of the thickness of the connecting transition sleeve 31, and the thickness of the connecting transition sleeve 31 is 1-5mm.

[0041] In one embodiment, a top protruding ring 34 is provided on the upper outer side of the connecting transition sleeve 31.

[0042] In one embodiment, a counterweight cavity 62 for placing a counterweight block 64 is arranged on any side of the base 6, and a side cover plate 65 is provided at the opening of the counterweight cavity 62.

[0043] In one embodiment, a guide wheel is mounted on the counterweight 64, and a guide groove 63 is provided at the bottom of the counterweight cavity 62 corresponding to the guide wheel. Preferably, the bottom of the counterweight 64 is provided with a plurality of mounting grooves, a wheel seat is mounted in the mounting groove, the wheel seat is provided with a shaft hole for mounting a wheel axle, the guide wheel is mounted on the wheel seat through the wheel axle, and there is an interference fit between the wheel seat and the mounting groove.

[0044] In one embodiment, a ramp 66 is provided on the outer side of the side cover plate 65. The ramp 66 is connected to a flat section 67. The shallow mounting grooves on both sides of the flat section 67 and the side of the base 6 are provided with screw holes 68 for mounting screws. The distance from the guide groove 63 to the bottom of the base 6 is the same as the thickness of the flat section 67. In use, the side cover plate 65 is removed first, and the inner side of the side cover plate 65 is placed on the ground. The flat section 67 abuts against the side of the base 6, which makes it easier to push the counterweight 64 into the counterweight cavity 62, making the operation more labor-saving.

[0045] The foregoing description of the specifications and embodiments is intended to explain the scope of protection of this utility model, but does not constitute a limitation on the scope of protection of this utility model. Modifications, equivalent substitutions, or other improvements to the embodiments of this utility model or a portion thereof that can be obtained by those skilled in the art through logical analysis, reasoning, or limited experimentation, based on the teachings of this utility model or the foregoing embodiments, should all be included within the scope of protection of this utility model.

Claims

1. A flip-up single-column lifting table, characterized in that: The table includes a base (6) and a desktop (1). The base (6) is provided with lifting table legs (5). The top of the lifting table legs (5) is provided with a lower support frame (3). The lower support frame (3) is provided with a flip cylinder (4). The flip output end (40) of the flip cylinder (4) is connected to the bottom of the desktop (1). The bottom of the desktop (1) is provided with an upper support frame (2). The upper support frame (2) is rotatably mounted on the lower support frame (3). The rotation axis of the upper support frame (2) and the rotation axis of the flip output end (40) are arranged on the same axis. The lower support frame (3) is provided with a connecting groove corresponding to the top connecting end (50) of the lifting table legs (5). The top connecting end (50) and the connecting groove are provided with a connecting transition sleeve (31). The lower part of the outer side of the connecting transition sleeve (31) is provided with a mating protrusion ring (32). The top connecting end (50), the connecting transition sleeve (31) and the connecting groove are provided with connecting holes (30) for installing connectors.

2. The flip-up single-column lifting table according to claim 1, characterized in that: The gap between the top connecting end (50) and the connecting groove is the same as the thickness of the connecting transition sleeve (31), which is made of rubber.

3. The flip-up single-column lifting table according to claim 2, characterized in that: The mating protrusion (32) is located below the connecting hole (30), and a transition slope (33) is provided between the upper side of the mating protrusion (32) and the connecting transition sleeve (31). The height of the mating protrusion (32) does not exceed one-fifth of the thickness of the connecting transition sleeve (31).

4. A flip-up single-column lifting table according to claim 3, characterized in that: A top protrusion ring (34) is provided on the upper outer side of the connecting transition sleeve (31).

5. A flip-up single-column lifting table according to claim 1, characterized in that: The desktop panel (1) is provided with a book-blocking strip (10).

6. The flip-up single-column lifting table according to claim 1, characterized in that: The number of the flipping cylinders (4) is two and they are symmetrically arranged inside the lower support frame (3). The lower support frame (3) is equipped with an upper support frame (2) through a rotating seat (20). The rotation axis of the upper support frame (2) is located in front of the lifting table leg (5).

7. A flip-up single-column lifting table according to claim 1, characterized in that: The base (6) is provided with a rod (60), and a number of reinforcing ribs (61) are provided on the outside of the rod (60). The lifting table leg (5) is installed inside the rod (60). The lifting table leg (5) adopts a gas rod, and the top connecting end (50) is located at the top of the piston rod of the gas rod.

8. A flip-up single-column lifting table according to any one of claims 1-7, characterized in that: The base (6) has a counterweight cavity (62) on its side for placing a counterweight block (64), and a side cover plate (65) is provided at the opening of the counterweight cavity (62).

9. A flip-up single-column lifting table according to claim 8, characterized in that: Guide wheels are installed on the counterweight (64), and guide grooves (63) are provided in the counterweight cavity (62) corresponding to the guide wheels.

10. A flip-up single-column lifting table according to claim 9, characterized in that: The side cover plate (65) is provided with a ramp (66) on one side, and the ramp (66) is connected to a flat section (67). The distance from the guide groove (63) to the bottom of the base (6) is the same as the thickness of the flat section (67). Screw holes (68) for installing screws are provided on both sides of the flat section (67) and the side of the base (6).

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