CN114190692B - Lifting table - Google Patents

Lifting table Download PDF

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Publication number
CN114190692B
CN114190692B CN202111176228.2A CN202111176228A CN114190692B CN 114190692 B CN114190692 B CN 114190692B CN 202111176228 A CN202111176228 A CN 202111176228A CN 114190692 B CN114190692 B CN 114190692B
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CN
China
Prior art keywords
pipe
inner pipe
outer tube
tube
lifting
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CN202111176228.2A
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CN114190692A (en
Inventor
陈伟
任宪光
王春磊
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Qingdao Wenfeng Industrial Co ltd
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Qingdao Wenfeng Industrial Co ltd
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Priority to CN202111176228.2A priority Critical patent/CN114190692B/en
Publication of CN114190692A publication Critical patent/CN114190692A/en
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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B9/00—Tables with tops of variable height
    • A47B9/20—Telescopic guides
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B13/00—Details of tables or desks
    • A47B13/02—Underframes
    • A47B13/023—Underframes with a central column
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B31/00—Service or tea tables, trolleys, or wagons
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B9/00—Tables with tops of variable height
    • A47B9/10—Tables with tops of variable height with vertically-acting fluid cylinder

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  • Tables And Desks Characterized By Structural Shape (AREA)

Abstract

The invention relates to a lifting table, which comprises a table plate, a bottom plate and a lifting mechanism, wherein the table plate is arranged at the top of the lifting mechanism, the bottom plate is arranged at the bottom of the lifting mechanism, the lifting mechanism comprises an outer pipe, an inner pipe, a pneumatic lifting rod, a wire drawing rod and a bracket plate, the lower end of the outer pipe is fixedly arranged on the bottom plate through a screw, an outer pipe connecting plate is fixedly arranged inside the outer pipe, the inner pipe is arranged inside the outer pipe and is in sliding fit with the outer pipe, the inner pipe is provided with an inner pipe connecting plate, the upper end of the inner pipe is provided with the bracket plate, and the side part of the bracket plate is provided with the wire drawing rod for adjusting the pneumatic lifting rod. The invention has the advantages that: the multifunctional lifting platform can meet the requirements of different customers with different heights, can be used for freely changing scenes such as restaurants, hotels and the like, is designed for lifting height, and can realize stepless positioning at any height in the application range.

Description

Lifting table
Technical Field
The invention relates to a lifting table, and relates to the field of dining tables or office tables.
Background
The lifting table is common in the furniture market, and most of the lifting tables mainly use a gas spring rod, so that the lifting structure is loose, and the problems of upper shaking, pressure loss and the like exist. Meanwhile, due to the structural design, the assembly is complex, the operation is not smooth, the stability is poor, and the shaking is easy to occur. Can not meet the requirements of different customers with different heights, and is not beneficial to the popularization of products.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the table with the lifting function, so that different height modes are added for the using function of the table, and the table is safe and stable for a user.
The technical scheme of the invention is as follows:
a lifting table comprises a table plate, a bottom plate and a lifting mechanism, wherein the table plate is installed at the top of the lifting mechanism, the bottom plate is installed at the bottom of the lifting mechanism, the lifting mechanism comprises an outer pipe, an inner pipe, a pneumatic lifting rod, a wire drawing rod and a bracket plate, the lower end of the outer pipe is fixedly installed on the bottom plate through a screw, an outer pipe connecting plate is fixedly installed inside the outer pipe, the inner pipe is installed inside the outer pipe and is in sliding fit with the outer pipe, the inner pipe is provided with an inner pipe connecting plate, the upper end of the inner pipe is provided with the bracket plate, and the wire drawing rod for adjusting the pneumatic lifting rod is installed on the side part of the bracket plate; the lower end of the pneumatic lifting rod is fixedly arranged on the outer pipe connecting plate, and the upper end of the pneumatic lifting rod sequentially penetrates through the inner pipe and the inner pipe connecting plate, extends to the bracket plate and is movably matched with the wire drawing rod; the air pressure type lifting rod is fixedly connected with the inner pipe connecting plate, and the inner pipe is lifted along with the air pressure type lifting rod; the inner pipe connecting plate is connected with the inner pipe through an inner pipe positioning mechanism; the outer tube connecting plate is connected with the outer tube through an outer tube positioning mechanism; and a guide mechanism is also arranged between the inner pipe and the outer pipe.
The guide mechanism comprises a fixed frame, a plurality of fixed frames with L-shaped sections are arranged at the corners of the inner wall of the outer pipe, a plurality of cylindrical balls are embedded into the clamping grooves of each fixed frame, and the cylindrical balls roll freely in the clamping grooves; when the inner pipe slides up and down, the inner pipe is in rolling fit with the cylindrical ball.
The inner pipe positioning mechanism comprises a plurality of inner clamping claws arranged at the periphery of the inner pipe connecting plate, each inner clamping claw corresponds to the C-shaped groove of the inner pipe arranged on the inner wall of the inner pipe one by one, and the inner clamping claws are fixedly connected with the inner pipe through screws after being arranged in the corresponding C-shaped grooves of the inner pipe.
Outer tube positioning mechanism include that the several sets up at the peripheral outer jack catch of outer tube connecting plate, each outer jack catch and the outer tube C type groove one-to-one of setting on the outer tube inner wall, outer jack catch put into the outer tube C type groove that corresponds after, will through the screw outer tube and outer jack catch fixed connection be in the same place.
The inner pipe is formed by aluminum alloy extrusion, an inner pipe C-shaped groove and an inner pipe U-shaped groove are formed in the inner wall of the inner pipe, and the inner pipe U-shaped groove is formed in the corner of the inner pipe; and a C-shaped groove of the inner pipe is arranged between two adjacent U-shaped grooves of the inner pipe.
The outer pipe is formed by aluminum alloy extrusion, an outer pipe C-shaped groove and an outer pipe U-shaped groove are formed in the inner wall of the outer pipe, and the outer pipe U-shaped groove is formed in the corner of the outer pipe; and the C-shaped groove of the outer pipe is arranged between every two adjacent U-shaped grooves of the outer pipe.
And an anti-collision damping positioning block is arranged at the bottom of the inner pipe.
And adjusting feet are arranged at the bottom of the bottom plate.
The upper end of the outer pipe is provided with a decorative cover and a decorative cover, the visible surface of the decorative cover is arranged in an inclined plane, and the lower part of the decorative cover is an insertion end which is inserted into the gap between the inner pipe and the outer pipe; the decorative cover is arranged on the upper part of the decorative cover.
The invention has the advantages that:
1. the air pressure lifting rod is used as lifting power, so that the lifting is stable and smooth, and the bearing is stable; the lifting is controlled by using the pull wire handle, the operation is simple and convenient, and the suspension device can hover at any height in the lifting range;
2. all the accessories are assembled, and welding structures are avoided, so that the situations of welding deformation and the like are avoided;
3. the inner pipe and the outer pipe are of a die forming structure, so that the structure is stable, the installation is convenient, and the stability and durability of the lifting process are ensured;
4. a guide mechanism is arranged between the inner pipe and the outer pipe, so that the ball bearings stably slide in the sliding module, and the stability of the upper part of the dining table is kept;
5. the inner pipe and the outer pipe are formed in one step, and the structure is stable, firm and durable.
The multifunctional desk can meet the requirements of different customers with different heights, and is mainly characterized by multiple purposes. The low-level state can be used as a common dining table, and the high-level state can be used as a bar table. Meanwhile, the device can be used for freely changing scenes such as restaurants, hotels and the like, and can be used for designing the lifting height, and the device can be steplessly positioned at any height in the application range.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is an exploded view of fig. 1.
Fig. 4 is a schematic structural view of the fixing frame in fig. 3.
Fig. 5 is a schematic view of the structure of the tube of fig. 1.
Fig. 6 is a schematic view of the structure of the inner tube of fig. 1.
Fig. 7 is a schematic structural view of the tube positioning mechanism of fig. 1.
Fig. 8 is a schematic structural view of the inner tube positioning mechanism in fig. 1.
Detailed Description
The invention will be further described with reference to specific embodiments, and the advantages and features of the invention will become apparent as the description proceeds. These examples are illustrative only and do not limit the scope of the present invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications may be made without departing from the spirit and scope of the invention.
Referring to fig. 1 to 8, the present invention relates to a lifting table, which comprises a table plate 1, a bottom plate 7 and a lifting mechanism, wherein the table plate 1 is installed at the top of the lifting mechanism, and the bottom plate 7 is installed at the bottom of the lifting mechanism, and is characterized in that the lifting mechanism comprises an outer tube 6, an inner tube 5, a pneumatic lifting rod 9, a wire pulling rod 22 and a bracket plate 21, the lower end of the outer tube 6 is fixedly installed on the bottom plate 7 through a screw, an outer tube connecting plate 63 is fixedly installed inside the outer tube 6, the inner tube 5 is installed inside the outer tube 6 and is in sliding fit with the outer tube 6, an inner tube connecting plate 53 is installed on the inner tube 5, the bracket plate 21 is installed at the upper end of the inner tube 5, and the wire pulling rod 22 for adjusting the pneumatic lifting rod 9 is installed at the side of the bracket plate 21; the lower end of the pneumatic lifting rod 9 is fixedly arranged on the outer tube connecting plate 63, and the upper end of the pneumatic lifting rod passes through the inner tube 5 and the inner tube connecting plate 53 in sequence, extends to the bracket plate 21 and is movably matched with the stay wire rod 22; the pneumatic lifting rod 9 is fixedly connected with the inner tube connecting plate 53, the inner tube 5 is lifted along with the pneumatic lifting rod 9, and the pneumatic lifting rod 9 can realize stepless positioning at any height under the control of the stay wire rod; the inner pipe connecting plate is connected with the inner pipe 5 through an inner pipe positioning mechanism; the outer pipe connecting plate is connected with the outer pipe 6 through an outer pipe positioning mechanism; a guide mechanism is also arranged between the inner tube 5 and the outer tube 6.
As shown in fig. 3 and 4, the guiding mechanism includes a fixing frame 8, a plurality of fixing frames 8 with L-shaped cross sections are installed at corners of the inner wall of the outer tube 6, a plurality of cylindrical balls are embedded in a slot of each fixing frame 8, and the cylindrical balls roll freely in the slots; when the inner pipe 5 slides up and down, the inner pipe is in rolling fit with the cylindrical ball, and the effects of stability and sliding are achieved.
As shown in fig. 8, the inner tube positioning mechanism includes a plurality of inner claws 54 disposed on the periphery of the inner tube connecting plate 53, each inner claw 54 corresponds to the inner tube C-shaped groove 51 disposed on the inner wall of the inner tube one by one, and after the inner claws 54 are placed in the corresponding inner tube C-shaped grooves 51, the inner tube 5 and the inner claws 54 are fixedly connected together by screws.
As shown in fig. 7, the outer tube positioning mechanism includes a plurality of outer clamping claws 64 disposed on the periphery of the outer tube connecting plate 63, each outer clamping claw 64 corresponds to the outer tube C-shaped groove 61 disposed on the inner wall of the outer tube one by one, and after the outer clamping claws 64 are placed into the corresponding outer tube C-shaped grooves 61, the outer tube 6 and the outer clamping claws 64 are fixedly connected together by screws.
As shown in fig. 6, the inner tube 5 is formed by extruding aluminum alloy, an inner tube C-shaped groove 51 and an inner tube U-shaped groove 52 are formed in the inner wall of the inner tube 5, and the inner tube U-shaped groove 52 is formed at a corner of the inner tube 5; the inner pipe C-shaped groove 51 is arranged between two adjacent inner pipe U-shaped grooves 52.
As shown in fig. 5, the outer tube 6 is formed by extruding aluminum alloy, an outer tube C-shaped groove 61 and an outer tube U-shaped groove 62 are formed in the inner wall of the outer tube 6, and the outer tube U-shaped groove 62 is formed in the corner of the outer tube 6; the outer pipe C-shaped groove 61 is arranged between two adjacent outer pipe U-shaped grooves 62.
And an anti-collision damping positioning block is arranged at the bottom of the inner pipe 5.
And the bottom of the bottom plate 7 is provided with an adjusting foot.
A decorative cover 4 and a decorative cover 3 are arranged at the upper end of the outer tube 6, the visible surface of the decorative cover 4 is arranged in an inclined plane, and the lower part of the decorative cover 4 is inserted into the gap between the inner tube 5 and the outer tube 6 to form an inserting end; the decorative cover 3 is arranged on the upper part of the decorative cover 4; the decorative cover plays a role in protecting the inner pipe.
The working principle of the invention is as follows:
the pneumatic lifting rod 9 can realize stepless positioning and arbitrary height adjustment under the control of the stay wire rod; in the lifting process of the air pressure type lifting rod, the air pressure type lifting rod is fixedly connected with the inner pipe connecting plate, so that the inner pipe is driven to lift; in the lifting process, as the balls can freely roll in the clamping grooves on the inner wall of the outer pipe, the inner pipe can smoothly and stably lift under the sliding of the balls; the welding mode is avoided between the inner pipe connecting plate and the inner pipe, so that the conditions of welding deformation, rusting and the like are avoided, a mechanical screw fastening connection mode is selected, and four inner claw clamps on the inner pipe connecting plate are placed in an inner pipe C-shaped groove in the middle of the inner wall of the inner pipe and fastened by screws; keep away except the welding mode between outer tube connecting plate and the outer tube, and then avoid welding deformation and the circumstances such as rust, select mechanical screw fastening connection mode, four outer claw clamps on the outer tube connecting plate are put into the outer tube C type inslot at outer tube inner wall middle part, use screw fastening. The inner pipe and the outer pipe are both formed by aluminum alloy extrusion, and the outer clamping claws are connected with the outer pipe by arranging the C-shaped grooves of the outer pipe; through setting up inner tube C type groove, realized being connected of inner gripper and inner tube.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (6)

1. A lifting table comprises a table plate, a bottom plate and a lifting mechanism, wherein the table plate is installed at the top of the lifting mechanism, the bottom plate is installed at the bottom of the lifting mechanism, and the lifting mechanism is characterized by comprising an outer pipe, an inner pipe, a pneumatic lifting rod, a wire pulling rod and a bracket plate; the lower end of the pneumatic lifting rod is fixedly arranged on the outer pipe connecting plate, and the upper end of the pneumatic lifting rod sequentially penetrates through the inner pipe and the inner pipe connecting plate, extends to the bracket plate and is movably matched with the wire drawing rod; the pneumatic lifting rod is fixedly connected with the inner tube connecting plate, and the inner tube is lifted along with the pneumatic lifting rod; the inner pipe connecting plate is connected with the inner pipe through an inner pipe positioning mechanism; the outer tube connecting plate is connected with the outer tube through an outer tube positioning mechanism; a guide mechanism is also arranged between the inner pipe and the outer pipe;
the guide mechanism comprises a fixed frame, a plurality of fixed frames with L-shaped sections are arranged at the corners of the inner wall of the outer pipe, a plurality of cylindrical balls are embedded into the clamping grooves of each fixed frame, and the cylindrical balls roll freely in the clamping grooves; when the inner pipe slides up and down, the inner pipe is in rolling fit with the cylindrical ball;
the inner pipe positioning mechanism comprises a plurality of inner clamping claws arranged on the periphery of the inner pipe connecting plate, each inner clamping claw corresponds to the C-shaped groove of the inner pipe arranged on the inner wall of the inner pipe one by one, and the inner pipe and the inner clamping claws are fixedly connected together through screws after the inner clamping claws are arranged in the corresponding C-shaped grooves of the inner pipe;
the outer tube positioning mechanism comprises a plurality of outer clamping claws arranged on the periphery of the outer tube connecting plate, each outer clamping claw corresponds to the C-shaped groove of the outer tube arranged on the inner wall of the outer tube one by one, and the outer clamping claws are fixedly connected with the outer tube through screws after being placed into the corresponding C-shaped grooves of the outer tube.
2. The lifting table as claimed in claim 1, wherein the inner tube is formed by extrusion of aluminum alloy, and the inner wall of the inner tube is provided with a C-shaped groove and a U-shaped groove, the U-shaped groove being formed at a corner of the inner tube; and a C-shaped groove of the inner pipe is arranged between two adjacent U-shaped grooves of the inner pipe.
3. The lifting table as claimed in claim 1, wherein the outer tube is formed by extrusion of aluminum alloy, and the inner wall of the outer tube is provided with an outer tube C-shaped groove and an outer tube U-shaped groove which are arranged at corners of the outer tube; and the C-shaped groove of the outer pipe is arranged between two adjacent U-shaped grooves of the outer pipe.
4. A lifting table as claimed in claim 2, wherein a crash-proof shock-absorbing locating block is mounted at the bottom of the inner tube 5.
5. A lifting table as claimed in claim 1 wherein adjustment feet are provided at the bottom of the base plate.
6. The lifting table as claimed in claim 5, wherein a decorative cover and a decorative cover are provided at the upper end of the outer tube, the visible surface of the decorative cover is inclined, and the lower part of the decorative cover is a plug-in end inserted into the gap between the inner tube and the outer tube; the decorative cover is arranged on the upper part of the decorative cover.
CN202111176228.2A 2021-10-09 2021-10-09 Lifting table Active CN114190692B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111176228.2A CN114190692B (en) 2021-10-09 2021-10-09 Lifting table

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111176228.2A CN114190692B (en) 2021-10-09 2021-10-09 Lifting table

Publications (2)

Publication Number Publication Date
CN114190692A CN114190692A (en) 2022-03-18
CN114190692B true CN114190692B (en) 2023-01-20

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ID=80646156

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111176228.2A Active CN114190692B (en) 2021-10-09 2021-10-09 Lifting table

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Family Cites Families (18)

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JP4137079B2 (en) * 2005-04-05 2008-08-20 及樺實業股▲分▼有限公司 Pneumatic lift adjustment device mounting structure
CA2568078C (en) * 2006-11-14 2014-03-18 Unifor S.P.A. Telescopic table support
US20100024161A1 (en) * 2008-06-09 2010-02-04 Marathonnorco Aerospace, Inc. Hold Open Rod
US8998165B2 (en) * 2011-12-08 2015-04-07 Marathonnorco Aerospace, Inc. Reinforced plastic locking dogs
TWM458153U (en) * 2013-01-25 2013-08-01 New Lung Chen Ind Co Ltd Improved structure of dining table height adjustment device
CN107149278A (en) * 2017-04-19 2017-09-12 东莞世昌五金制品厂有限公司 Same table
CN209430550U (en) * 2018-02-01 2019-09-24 绍兴康拓传动科技有限公司 Non-porous lifting assembly
JP3217762U (en) * 2018-06-19 2018-08-30 主興金屬有限公司 Lifting table
CN209694396U (en) * 2019-02-19 2019-11-29 李锦涛 A kind of lazyboot's desk plastics table leg package assembly
TWM582339U (en) * 2019-05-03 2019-08-21 主興金屬有限公司 Stable lifting structure of lifting table
CN211021454U (en) * 2019-05-28 2020-07-17 乐歌人体工学科技股份有限公司 Thimble assembly and lifting upright column applied by same
JP3222648U (en) * 2019-06-04 2019-08-15 主興金屬有限公司 lift device
CN209963902U (en) * 2019-07-17 2020-01-17 乐歌人体工学科技股份有限公司 Linear push rod structure and lifting table leg applying same
CN211299103U (en) * 2019-11-21 2020-08-21 青岛问峰实业有限公司 Self-balancing table base
CN211862087U (en) * 2019-12-03 2020-11-06 物益链智能技术（苏州）有限公司 Movable lifting platform
CN112664892A (en) * 2020-12-29 2021-04-16 温州企案信息科技有限公司 New forms of energy lighting device with accomodate and angle regulation function
CN112932062A (en) * 2021-03-09 2021-06-11 江苏慕林智能电器有限公司 Lifting table frame

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