CN220423398U

CN220423398U - Rotatable lifting table

Info

Publication number: CN220423398U
Application number: CN202321826224.9U
Authority: CN
Inventors: 顾轶玲; 李辉
Original assignee: Ruibo Wuxi Home Furnishing Technology Co ltd
Current assignee: Ruibo Wuxi Home Furnishing Technology Co ltd
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2024-02-02
Anticipated expiration: 2033-07-12

Abstract

The utility model discloses a rotatable lifting table, which comprises: a table plate; a base; lifting the outer tube; a lifting inner pipe, which is inserted with the lifting outer pipe in a lifting manner, and the upper end of which is exposed out of the lifting outer pipe and supports and connects with the desk plate; the upper tabletop connecting piece is connected with the lower tabletop connecting piece in an up-down rotation adjusting mode through a damping hinge, and the stability of rotation adjustment can be guaranteed; the inner wall of the lifting outer tube is fixedly provided with a nylon fixing sleeve, the nylon fixing sleeve surrounds the outer side of the lifting inner tube, the outer side wall of the lifting outer tube is fixedly provided with a quick-release buckle, and the quick-release buckle is tightly wound on the lifting outer tube in a locking state so that the nylon fixing sleeve is tightly wound on the lifting inner tube and locks the lifting inner tube, so that the structure is firmer.

Description

Rotatable lifting table

Technical Field

The utility model relates to the technical field of household science and technology, in particular to a rotatable lifting table.

Background

In the prior art, a Chinese patent is provided, the bulletin number is CN209121401U, the name is an adjustable study table, the purpose of the patent is to solve the problems that the height and the angle of a traditional desk are fixed and adjustment cannot be realized, the problems are solved by arranging a rotary fixing rod, a lifting device and a lifting table top, the angle between the fixing table top and the lifting table top is changed by changing the connection position of a supporting rod and a tooth-shaped slot, the height of the lifting table top is changed, a rotating column is driven to rotate by a starting motor, the rotating column is driven to drive the lifting column to move, the lifting column is further driven to drive the adjusting table top to realize lifting, and when the adjusting table top is pulled, the fixing rod and the rotary auxiliary rod are driven to rotate by the lifting device, so that the position of the adjusting table top is changed.

However, the defects of the prior art are obvious, the angle of the table plate needs to be adjusted by being driven by a motor, the phenomena of inconvenient rotation, compact structure and high cost exist, and when the height of the table plate is adjusted and locked, the table plate is also driven by the motor, so that the cost is high.

Disclosure of Invention

The utility model aims to provide a rotatable lifting table which is simple and firm in structure and convenient to operate.

The purpose of the utility model is realized in the following way: a rotatable lift table comprising:

a table plate;

a base arranged on the ground;

a lifting outer tube vertically and fixedly connected to the base;

a lifting inner pipe, which is inserted with the lifting outer pipe in a lifting manner, and the upper end of which is exposed out of the lifting outer pipe and supports and connects with the desk plate;

the upper tabletop connecting piece is connected with the lower tabletop connecting piece in an up-down rotation adjusting mode through the damping hinge;

the inner wall of the lifting outer tube is fixed with a nylon fixing sleeve which is close to the upper end of the lifting outer tube and is provided with a slit which penetrates up and down, the nylon fixing sleeve surrounds the outer side of the lifting inner tube, the upper end of the lifting outer tube is provided with a strip-shaped groove which extends along the length direction of the tube and is opposite to the slit of the side wall of the nylon fixing sleeve, the outer side wall of the lifting outer tube is fixed with a quick-release buckle which is convenient to lock and unlock, and the quick-release buckle tightly surrounds the lifting outer tube in a locking state so that the nylon fixing sleeve tightly surrounds and locks the lifting inner tube.

The utility model has the beneficial effects that:

because the damping hinge is arranged, vertical force is applied, the table plate can be turned to a proper angle, the table plate is prevented from rotating due to slight collision in the using process, and the stability of rotation adjustment can be ensured; the lifting inner tube can be adjusted up and down, and is fixed through the quick-release buckle, so that the structure is firmer.

Drawings

Fig. 1 is an exploded schematic view of the present utility model.

Fig. 2 is a schematic diagram of the relationship of the quick release buckle, nylon retaining sleeve, and linear bearing.

FIG. 3 is a schematic view of the relative relationship of the upper table top link and the lower table top link.

Fig. 4 is a schematic perspective view of the present utility model.

Fig. 5 is an enlarged view of a portion a in fig. 4.

Fig. 6 is a schematic side view of the present utility model.

Fig. 7 is a right side view of fig. 6.

Fig. 8 is a bottom view of fig. 6.

Detailed Description

The utility model will be further described with reference to figures 1-8 and the specific examples.

The rotatable lifting table is common furniture, but the existing small rotating table has the phenomena of inconvenient rotation, compact structure and easy falling of the table top in use, and the phenomenon that the lifting rod rotates along with the table top when the table top is rotated; in the lifting process, the table top is also swayed, so that the convenience is not high; in addition, many of the existing schemes adopt motors for adjustment, and the cost is high, so that a table with simple and firm structure and convenient operation is needed to be designed for solving the problems.

As shown in fig. 1 and 4, a rotatable lifting table comprises:

a table board 1;

the base 15 is placed on the ground, as shown in fig. 8, the whole of the base 15 is a cross, the whole is wider than the upper table plate 1, and the bottom of the base is provided with a plurality of foot pads 16 as supporting pieces;

a lifting outer tube 9 which is vertically and fixedly connected to the base 15 and made of metal and is a circular tube;

a tubular lifting inner pipe 5 made of metal, which is inserted with a lifting outer pipe 9 in a lifting manner, and the upper end of which is exposed out of the lifting outer pipe 9 and supports and connects with the desk plate 1.

As shown in fig. 3, the lower plate surface of the table plate 1 is fixedly connected with an upper tabletop connecting piece 2, the upper end of the lifting inner tube 5 is fixedly connected with a lower tabletop connecting piece 4, the table plate 1 is configured with a damping hinge 3 (a damping hinge commonly used in the market), the upper tabletop connecting piece 2 is connected with the lower tabletop connecting piece 4 through the damping hinge 3 in a vertically rotating and adjusting manner, that is, two relatively rotating and adjusting parts of the damping hinge are respectively and fixedly connected with the upper tabletop connecting piece 2 and the lower tabletop connecting piece 4, the damping hinge 3 can be randomly adjusted in a breaking-off manner (in order to ensure self-locking performance, larger force needs to be applied to be broken off), and can be locked at any angle.

As shown in fig. 2, the inner wall of the lifting outer tube 9 is fixed with a nylon fixing sleeve 10 which is close to the upper end of the lifting outer tube 9 and has a slit which penetrates up and down on the side wall, the nylon fixing sleeve 10 is equivalent to a C-shaped sleeve structure and can radially shrink, the nylon fixing sleeve 10 surrounds the outer side of the lifting inner tube 5, the upper end of the lifting outer tube 9 is provided with a strip-shaped groove 9a which extends along the length direction of the tube and is opposite to the slit on the side wall of the nylon fixing sleeve 10, the outer side wall of the lifting outer tube 9 is fixed with a quick-release buckle 13 which is convenient to lock and unlock, the quick-release buckle 13 is a quick-release clamping piece which is universal in the market and is provided with a locking handle, and the quick-release buckle 13 tightly surrounds the lifting outer tube 9 in a locking state so as to tightly surround the nylon fixing sleeve 10 and lock the lifting inner tube 5; when the quick-release buckle 13 is released, the nylon fixing sleeve 10 releases the lifting inner tube 5, and the lifting inner tube 5 can not only move up and down, but also horizontally rotate along with the desk plate 1.

In this embodiment, owing to set up damping hinge 3, exert vertical power, table 1 can overturn suitable angle, avoid just making table 1 rotate at the in-process of using light collision, the user can adjust damping hinge 3's resistance size according to the demand when using, lift inner tube 5 can be adjusted from top to bottom, fix lift inner tube 5 through quick detach buckle 13, make the structure more firm, lift outer tube 9 is fixed in on the base 15, in use occupied space is less, it is convenient to remove.

As a preferable fixing scheme, as shown in fig. 1 and 2, the quick-release buckle 13 is provided with a fastening screw 12, a threaded hole 10a is formed in the outer side wall of the nylon fixing sleeve 10, and the fastening screw 12 is connected with the quick-release buckle 13 and the lifting outer tube 9 in a penetrating manner and screwed into the threaded hole 10a of the nylon fixing sleeve 10, so that the quick-release buckle 13, the lifting outer tube 9 and the nylon fixing sleeve 10 are fixedly connected together.

In order to optimize the scheme, this elevating table still includes:

an annular decorative sheet 14 with decorative effect, as shown in fig. 1, the decorative sheet 14 is movably sleeved with the lifting inner tube 5 and covers the upper end of the lifting outer tube 9;

the linear bearing 11 is fixedly inserted into the inner wall of the lifting outer tube 9 and is abutted against the lower end of the nylon fixed sleeve 10, the lifting inner tube 5 is vertically slidably inserted into the inner hole of the linear bearing 11, and the linear bearing 11 is arranged as an upper and lower sliding supporting piece of the lifting inner tube 5, so that the lifting sliding guidance of the lifting inner tube 5 is enhanced;

a spring 7 extending and contracting along the length direction of the lifting inner tube 5, wherein the upper end of the spring 7 supports the lower end of the lifting inner tube 5, the lower end of the lifting outer tube 9 is set as a bottom plate, and the lower end of the spring 7 is attached to the bottom plate of the lower end of the lifting outer tube 9;

the inner isolation tube 8 made of plastic is arranged as a PTFE tube (with the characteristics of noise reduction and self lubrication), the outer wall of the inner isolation tube 8 is fixedly attached to the inner wall of the lifting outer tube 9 and supports the linear bearing 11, and the spring 7 is positioned in the inner isolation tube 8 and is matched with the inner wall of the inner isolation tube 8 in an up-down sliding way.

The inner separator tube 8 is a PTFE tube, and can separate the spring 7 from the lifting outer tube 9 so as to prevent the spring 7 and the lifting outer tube from directly rubbing, thereby playing a mute effect, and the spring 7 is used for preventing the table 1 from rapidly falling down (the table 1 is provided with a weight) in an unlocked state, thereby playing a certain role in protection.

The inner wall of interior separate pipe 8 is cylindrical, and lift inner tube 5 is the pipe, and lift inner tube 5 bottom fixedly connected with circular shape gasket 6, and the diameter of gasket 6 is greater than the external diameter of lift inner tube 5, and the laminating is slided from top to bottom with the inner wall of interior separate pipe 8 to the excircle limit of gasket 6, and gasket 6 can prevent that lift inner tube 5 from being pulled out, has spacing effect.

As shown in fig. 1, 4 and 5, the upper desktop connecting member 2 is integrally an L-shaped plate, and is formed by fixedly connecting an upper flitch and a lower riser, the upper flitch of the upper desktop connecting member 2 is fixedly attached to the lower plate surface of the table plate 1, and an upper connector protrusion 2a is provided on the lower side of the lower riser of the upper desktop connecting member 2 in a protruding manner.

The lower desktop connecting piece 4 is integrally an L-shaped plate, and is composed of a horizontal portion and a vertical plate portion, the vertical plate portion of the lower desktop connecting piece 4 is connected with the lower vertical plate of the upper desktop connecting piece 2 in an up-down rotation adjusting manner through a damping hinge 3, and a lower positioning groove 4b is formed in the side edge of the horizontal portion of the lower desktop connecting piece 4.

When the desk board 1 is in a flat state, the upper connector bulge 2a is movably inserted into the lower positioning groove 4b.

The upper side of the vertical plate part of the lower desktop connecting piece 4 is convexly provided with a lower connecting piece bulge 4a, the edge of the upper flitch of the upper desktop connecting piece 2 is provided with an upper positioning groove 2b, and when the desk plate 1 is in a flat state, the lower connecting piece bulge 4a is movably inserted into the upper positioning groove 2b.

In summary, as shown in fig. 4, 5, 6 and 7, when the table 1 is in the flat state, the upper connector protrusion 2a is movably inserted and abutted against the lower positioning groove 4b, and at the same time, the lower connector protrusion 4a is movably inserted and abutted against the upper positioning groove 2b, and the flat position of the table 1 is limited by a purely mechanical manner, so that the table 1 is stably limited in the horizontal state.

The foregoing is a preferred embodiment of the present utility model, and various changes and modifications may be made therein by those skilled in the art without departing from the general inventive concept, and such changes and modifications should be considered as falling within the scope of the present utility model as defined in the appended claims.

Claims

1. A rotatable lift table comprising:

a table (1);

a base (15) placed on the ground;

a lifting outer tube (9) vertically and fixedly connected to the base (15);

a lifting inner pipe (5) which is inserted with the lifting outer pipe (9) in a lifting manner, the upper end of which is exposed out of the lifting outer pipe (9) and supports and connects with the desk plate (1);

the novel lifting table is characterized in that an upper table surface connecting piece (2) is fixedly connected to the lower plate surface of the table plate (1), a lower table surface connecting piece (4) is fixedly connected to the upper end of the lifting inner tube (5), a damping hinge (3) is arranged on the table plate (1), and the upper table surface connecting piece (2) is connected with the lower table surface connecting piece (4) in an up-down rotation adjusting mode through the damping hinge (3);

the utility model discloses a lift inner tube, including lift outer tube (9) and nylon fixed cover (10), lift outer tube (9) inner wall is fixed with nylon fixed cover (10) that press close to lift outer tube (9) upper end, its lateral wall is equipped with the gap that link up from top to bottom, the outside of lift inner tube (5) is embraced to nylon fixed cover (10), bar groove (9 a) that extend along the tub length direction, just to the lateral wall gap of nylon fixed cover (10) are seted up to lift outer tube (9) upper end, lift outer tube (9) lateral wall is fixed with quick detach buckle (13) convenient to lock and unblock, quick detach buckle (13) are embraced down in locking state and are held tightly lift outer tube (9) so that nylon fixed cover (10) is embraced tightly and is locked lift inner tube (5).

2. A rotatable lifting table as claimed in claim 1, wherein: the quick-release buckle (13) is provided with a set screw (12), a threaded hole (10 a) is formed in the outer side wall of the nylon fixing sleeve (10), and the set screw (12) is connected with the quick-release buckle (13) in a penetrating mode, the lifting outer tube (9) and is screwed into the threaded hole (10 a) of the nylon fixing sleeve (10) in a threaded mode, so that the quick-release buckle (13), the lifting outer tube (9) and the nylon fixing sleeve (10) are fixedly connected together.

3. A rotatable lifting table according to claim 2, further comprising a linear bearing (11), wherein the linear bearing (11) is fixedly inserted into the inner wall of the lifting outer tube (9) and abuts against the lower end of the nylon fixing sleeve (10), and the lifting inner tube (5) is inserted into the inner hole of the linear bearing (11) in a vertically sliding manner.

4. A rotatable lifting table according to claim 3, further comprising a spring (7) extending and contracting in the longitudinal direction of the lifting inner tube (5), wherein the upper end of the spring (7) supports the lower end of the lifting inner tube (5), the lower end of the lifting outer tube (9) is provided as a bottom plate, and the lower end of the spring (7) is attached to the bottom plate of the lower end of the lifting outer tube (9).

5. The rotatable lifting table according to claim 4, further comprising an inner partition tube (8) made of plastic, wherein the outer wall of the inner partition tube (8) is fixedly attached to the inner wall of the lifting outer tube (9) and supports the linear bearing (11), and the spring (7) is located in the inner partition tube (8) and is in sliding fit with the inner wall of the inner partition tube (8) up and down.

6. The rotatable lifting table according to claim 5, wherein the inner wall of the inner partition tube (8) is cylindrical, the lifting inner tube (5) is a circular tube, a circular gasket (6) is fixedly connected to the bottom of the lifting inner tube (5), the diameter of the gasket (6) is larger than the outer diameter of the lifting inner tube (5), and the outer circular edge of the gasket (6) is attached to the inner wall of the inner partition tube (8) in an up-down sliding manner.

7. The rotatable lifting table according to claim 1, wherein the upper tabletop connecting piece (2) is integrally an L-shaped plate and is formed by fixedly connecting an upper flitch and a lower riser, the upper flitch of the upper tabletop connecting piece (2) is fixedly attached to the lower plate surface of the tabletop (1), and an upper connector protrusion (2 a) is convexly arranged on the lower side of the lower riser of the upper tabletop connecting piece (2);

the lower tabletop connecting piece (4) is integrally an L-shaped plate and consists of a horizontal part and a vertical plate part, the vertical plate part of the lower tabletop connecting piece (4) is connected with the lower vertical plate of the upper tabletop connecting piece (2) in an up-down rotation adjusting manner through a damping hinge (3), and a lower positioning groove (4 b) is formed in the side edge of the horizontal part of the lower tabletop connecting piece (4);

when the desk plate (1) is in a flat state, the upper connector bulge (2 a) is movably inserted into the lower positioning groove (4 b).

8. The rotatable lifting table according to claim 7, wherein a lower connector protrusion (4 a) is provided on the upper side of the riser portion of the lower table top connector (4), an upper positioning groove (2 b) is provided on the upper board edge of the upper table top connector (2), and the lower connector protrusion (4 a) is movably inserted into the upper positioning groove (2 b) when the table top (1) is in a flat-laid state.