Synchronous lifting table with single air rod

Abstract

The utility model discloses a single-air-rod synchronous lifting table which comprises a cross beam, table leg assemblies are arranged at the two ends of the cross beam, the table leg assemblies are communicated with the interior of the cross beam, each table leg assembly comprises an upper stand column and a lower stand column which are matched in a sliding and telescopic mode, the upper stand columns are matched and fixed with the cross beam, a driving mechanism is arranged in the table leg assembly on one side, and the top of the driving mechanism is matched with the upper stand columns; two lifting assemblies are arranged in the table leg assemblies on the two sides and the cross beam in a matched mode and arranged reversely, one end of a synchronous belt of one lifting assembly is fixed to the upper portion of the lower stand column of the table leg assembly on one side, and the other end of the synchronous belt of one lifting assembly is fixed to the upper portion of the upper stand column of the table leg assembly on the other side. The synchronous belts of the other lifting assembly are arranged reversely, the driving mechanism drives the upper stand columns to ascend, the upper stand columns on the other side can move upwards at the same time under the action of the synchronous belts, the synchronous belts are of a two-section structure, and the synchronous belts of the table leg assemblies on the two sides are fixedly connected through clamping plates in the cross beams. The lifting table is driven to ascend and descend through the driving mechanism, and the cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to office furniture field, concretely relates to a single gas rod synchronous lifting table. BACKGROUND

[0002] The table is a kind of necessary article in people's life, and the existing table is mainly fixed table leg below desktop panel, and the height of desktop panel is not adjustable, cannot meet the demand of different height, and is more inconvenient to use.For meeting the demand of different height of people to table, there is height-adjustable lifting table of desktop, but the lifting table sold on the market at present, not only complex structure, and high cost.

[0003] If prior art scheme: a single lifting mechanism synchronous lifting table, including connecting crossbeam, the connecting crossbeam both ends are fixedly connected with table leg frame pipe, the table leg frame pipe includes upper table leg frame and lower table leg frame, and upper table leg frame and lower table leg frame telescopic sliding connection, the table leg frame pipe with connecting crossbeam internal communication is provided with double side driving mechanism, the double side driving mechanism includes two synchronous belts, two gears and two guide wheels, the gear is connected on the upper end of table leg frame pipe by rotation, the guide wheel is arranged in the middle part of lower table leg frame, the synchronous belt both ends are fixed on two lower table leg frames respectively, the synchronous belt middle is wound by gear and guide wheel, when one side lifting mechanism lifts one side upper table leg frame, under the action of synchronous belt and gear, the upper table leg frame of the other side is made to move upwards simultaneously, and the synchronous belt is single closed structure, is installed in the inside of connecting crossbeam.The main defects of this technical scheme are: large packing size, inconvenient transportation, high cost;Synchronous belt installation requirement is high, inconvenient to adjust, user is inconvenient to use. UTILITY MODEL CONTENTS

[0004] In order to make up for the deficiency of prior art, the utility model provides a single gas rod synchronous lifting table to solve the technical problems of high cost and large packing size of existing lifting table.

[0005] The technical problem solved by the utility model can be realized by the following technical scheme:

[0006] The single-gas-rod synchronous lifting table comprises a cross beam, a tabletop arranged on the cross beam, and a table leg assembly arranged at both ends of the cross beam and communicating with the inside of the cross beam, wherein the table leg assembly comprises a slidingly telescopic outer leg pipe and an inner leg pipe, the inner leg pipe is fixedly arranged on the cross pipe, the outer leg pipe is fixedly arranged in cooperation with the cross beam, a driving mechanism is arranged in one side of the table leg assembly and cooperates with the top of the outer leg pipe, two sets of lifting assemblies are arranged in cooperation with the inside of the cross beam and the two side table leg assemblies, the synchronous belts of the two sets of lifting assemblies are reversely arranged, one end of the synchronous belt of one set of the lifting assemblies is fixed to the upper part of the inner leg pipe of the one side table leg assembly, and the other end is fixed to the upper part of the outer leg pipe of the other side table leg assembly, the synchronous belt of the other set of the lifting assemblies is reversely arranged, the driving mechanism drives the outer leg pipe to ascend, and the other side outer leg pipe is simultaneously moved upward under the action of the synchronous belt, the synchronous belt is in a two-section structure, and the synchronous belts of the two side table leg assemblies are fixedly connected through a clamping plate in the inside of the cross beam.

[0007] Further, the driving mechanism comprises a gas spring, the bottom of the gas spring is fixed to the cross pipe, the top of the gas spring is provided with a mounting frame, a first synchronous shaft is transversely arranged on the mounting frame, the two ends of the first synchronous shaft are fixed to limiting frames arranged on the mounting frame, and the limiting frames are fixedly arranged in cooperation with the top of the outer leg pipe.

[0008] Further, the lifting assembly comprises a lifting rod arranged in one side of the table leg assembly, a synchronous belt I, a first synchronous wheel, a third synchronous wheel, a synchronous belt II and a second synchronous wheel arranged in the other side of the table leg assembly, the top of the lifting rod cooperates with the limiting frame, the top of the lifting rod is provided with the first synchronous wheel, the bottom of the lifting rod is provided with the third synchronous wheel, the synchronous belt I is fixed to the upper part of the inner leg pipe through a fixed plate after being arranged around the first synchronous wheel and the third synchronous wheel, and the synchronous belt II is fixed to the upper part of the outer leg pipe through a fixed plate after being arranged around the second synchronous wheel.

[0009] Further, the lifting rod is a U-shaped groove pipe, the first synchronous wheel and the third synchronous wheel are arranged at the top and the bottom of the U-shaped groove respectively, and the two side walls of the U-shaped groove pipe are provided with mounting holes and are fixedly inserted with the first synchronous shaft of the first synchronous wheel and the third synchronous shaft of the third synchronous wheel.

[0010] Further, the lifting rod is arranged at one side of the gas spring, and the two synchronous belts are arranged at the two sides of the gas spring in the table leg assembly provided with the gas spring, the synchronous belt I is arranged around the first synchronous wheel, and the synchronous belt II is arranged around the second synchronous wheel and is sleeved on the first synchronous shaft, the gas spring drives the first synchronous wheel and the second synchronous wheel to ascend when acting, and then drives the synchronous belt to move.

[0011] Further, a second synchronous shaft is arranged in the table leg assembly without the gas spring, the synchronous belt I is arranged around the first synchronous wheel, the synchronous belt II is arranged around the second synchronous wheel and is synchronously sleeved on the second synchronous shaft, and the two ends of the second synchronous shaft are fixedly arranged in cooperation with the limiting frame.

[0012] Further, the ends of the synchronous belts I and II away from the table leg assembly are fixedly connected inside the cross beam by a clamping plate.

[0013] Further, a tensioning assembly is arranged inside the cross beam and between the two synchronous belts, one end of which is arranged on the mounting frame and the other end cooperates with a tensioning wheel and the two synchronous belts.

[0014] Compared with the prior art, the utility model has the following advantages: the application drives the lifting of the lifting table through a group of driving mechanisms, thereby reducing the cost; the synchronous belts are designed as detachable mounting structures (i.e. synchronous belts I and II), are connected through a clamping plate, and can adjust the tension of the synchronous belts through the clamping plate, so that the application is not only convenient to use and flexible to operate, but also can reduce the packaging size and facilitate transportation; the synchronous belts are limited through a fixing plate, so that the operation is more stable. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 FIG. 1 is a structural schematic view of the lifting table of the utility model;

[0016] Figure 2 FIG. 2 is a structural schematic view of the lifting table (in the lifting state) of the utility model;

[0017] Figure 3 FIG. 3 is a sectional view of the lifting table of the utility model;

[0018] Figure 4 FIG. 4 is an assembly schematic view of the cross beam and the table leg assembly of the lifting table of the utility model;

[0019] Figure 5 FIG. 5 is a structural schematic view of the driving assembly and the lifting assembly of the lifting table of the utility model;

[0020] Figure 6 FIG. 6 is a structural schematic view of the lifting assembly of the lifting table of the utility model.

[0021] In the drawing: 1-cross beam, 2-table leg assembly, 21-outer leg pipe, 22-inner leg pipe, 23-cross pipe, 3-table top, 4-driving mechanism, 41-air spring, 42-mounting frame, 43-first synchronous shaft, 44-limiting frame, 45-second synchronous shaft, 5-lifting assembly, 51-lifting rod, 52-synchronous belt, 521-synchronous belt I, 522-synchronous belt II, 53-first synchronous wheel, 54-second synchronous wheel, 55-third synchronous wheel, 551-third synchronous shaft, 6-clamping plate, 7-fixing plate, 8-tensioning assembly. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the present application clearer, the present application will be further described in detail below with reference to the drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not used to limit the present application.

[0023] As shown in the drawings, Figures 1-6 A single gas rod synchronous lifting table includes a cross beam 1, a tabletop 3 is arranged on the cross beam 1, a table leg assembly 2 is arranged at both ends of the cross beam 1, the table leg assembly 2 is communicated with the inside of the cross beam 1, the table leg assembly 2 includes slidingly and telescopically matched upper and lower stand columns, the upper stand column is matched and fixed with the cross beam 1, a driving mechanism 4 is arranged in one side of the table leg assembly 2, and the top of the driving mechanism 4 is matched with the upper stand column; two sets of lifting assemblies 5 are arranged in the cross beam 1 and the table leg assembly 2 in a matched mode, the two sets of lifting assemblies 5 are arranged in a reverse mode, one end of a synchronous belt 52 of one set of lifting assemblies 5 is fixed with the upper part of the lower stand column of one side of the table leg assembly 2, and the other end is fixed with the upper part of the upper stand column of the other side of the table leg assembly 2; the synchronous belt 52 of the other set of lifting assemblies 5 is arranged in a reverse mode, the upper stand column is driven to rise by the driving mechanism 4, and the other side of the upper stand column is simultaneously moved upward under the action of the synchronous belt 52; the synchronous belt 52 is of a two-section structure, and the synchronous belt 52 of the two sides of the table leg assembly 2 is fixedly connected in the cross beam 1 through a clamping plate 6.

[0024] The present application drives the lifting of the lifting table through a set of driving mechanisms 4, so that the cost is reduced; and the cooperation of the lifting assembly 5 and the driving mechanism 4 ensures the synchronous lifting of the two sides of the table leg assembly 2.

[0025] In the present application, the table leg assembly 2 further includes a horizontal pipe 23, and the bottom of the lower stand column is fixed on the horizontal pipe 23. In the specific embodiments, the upper stand column is an outer leg pipe 21, and the lower stand column is an inner leg pipe 22.

[0026] Specifically, the driving mechanism 4 includes a gas spring 41, the bottom of the gas spring 41 is fixed with the horizontal pipe 23, the top of the gas spring 41 is provided with a mounting frame 42, the mounting frame 42 is transversely provided with a first synchronous shaft 43, the two ends of the first synchronous shaft 43 are fixed with limiting frames 44 arranged on the mounting frame 42, and the limiting frames 44 are fixedly matched with the top of the upper stand column. The lifting assembly 5 includes a lifting rod 51 arranged in one side of the table leg assembly 2, a synchronous belt I 521, a first synchronous wheel 53, a third synchronous wheel 55, a synchronous belt II 522 and a second synchronous wheel 54 arranged in the other side of the table leg assembly 2; the top of the lifting rod 51 is matched with the limiting frame 44, the top of the lifting rod 51 is provided with the first synchronous wheel 53, the bottom of the lifting rod 51 is provided with the third synchronous wheel 55, the synchronous belt I 521 is fixed with the upper part of the lower stand column through a fixed plate 7 after being wound around the first synchronous wheel 53 and the third synchronous wheel 55; the synchronous belt II 522 is fixed with the upper part of the upper stand column through the fixed plate 7 after being wound around the second synchronous wheel 54. The ends of the synchronous belt I 521 and the synchronous belt II 522 away from the table leg assembly 2 are fixedly connected in the cross beam 1 through the clamping plate 6.

[0027] It can be understood that after the table leg assembly 2 is installed with the crossbeam 1, the synchronous belt I 521 and the synchronous belt II 522 ports are connected by the clamping plate 6 in the middle position, so that the two side table leg assemblies 2 form linkage. And the synchronous belt I 521 and the synchronous belt II 522 can adjust the synchronous belt tension through the clamping plate 6, which is not only convenient to use and flexible to operate, but also can reduce the packaging size.

[0028] In the embodiment, the lifting rod 51 is a U-shaped groove pipe, the first synchronous wheel 53 and the third synchronous wheel 55 are arranged at the top and the bottom of the U-shaped groove respectively, and the two side walls of the U-shaped groove pipe are provided with mounting holes and are fixedly inserted with the first synchronous shaft 43 of the first synchronous wheel 53 and the third synchronous shaft 551 of the third synchronous wheel 55.

[0029] In the application, the lifting rod 51 is arranged on one side of the gas spring 41 in the table leg assembly 2 in which the gas spring 41 is arranged, and the two synchronous belts 52 are arranged on the two sides of the gas spring 41. The synchronous belt I 521 is arranged around the first synchronous wheel 53 and the synchronous belt II 522 is arranged around the second synchronous wheel 54 and is sleeved on the first synchronous shaft 43. When the gas spring 41 acts, the first synchronous wheel 53 and the second synchronous wheel 54 are driven to rise, thereby driving the movement of the synchronous belt 52. The second synchronous shaft 45 is arranged in the table leg assembly 2 in which the gas spring 41 is not arranged. The synchronous belt I 521 is arranged around the first synchronous wheel 53 and the synchronous belt II 522 is arranged around the second synchronous wheel 54 and is synchronously sleeved on the second synchronous shaft 45. The two ends of the second synchronous shaft 45 are fixedly connected with the limiting frame 44.

[0030] In addition, in order to ensure the smooth operation of the two groups of synchronous belts, the crossbeam 1 is further provided with a tensioning assembly 8. The tensioning assembly 8 is arranged between the two synchronous belts 52, one end is arranged on the mounting frame 42, and the other end is matched with the tensioning wheel and the two synchronous belts.

[0031] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A single gas rod synchronous lifting table, comprising a crossbeam (1), a tabletop (3) arranged on the crossbeam (1), and a table leg assembly (2) arranged at both ends of the crossbeam (1), the table leg assembly (2) being in communication with the inside of the crossbeam (1), the table leg assembly (2) comprising a sliding telescopic upper stand column and a lower stand column, the upper stand column being fixedly connected with the crossbeam (1), characterized in that, One side of the table leg assembly (2) is provided with a driving mechanism (4), the top of the driving mechanism (4) is matched with the upper column; two sets of lifting assemblies (5) are matched and arranged in the two side table leg assemblies (2) and the cross beam (1), the two sets of lifting assemblies (5) are reversely arranged, one end of the synchronous belt (52) of one set of lifting assemblies (5) is fixed to the upper part of the lower column of one side table leg assembly (2), the other end is fixed to the upper part of the upper column of the other side table leg assembly (2); the synchronous belt (52) of the other set of lifting assemblies (5) is reversely arranged, the driving mechanism (4) drives the upper column to rise, under the action of the synchronous belt (52), the other side upper column moves upward at the same time, the synchronous belt (52) is a two-section structure, the synchronous belt (52) of the two side table leg assemblies (2) is fixedly connected inside the cross beam (1) through the clamping plate (6).

2. The single-gas-lift synchronous lifting table according to claim 1, characterized in that, The upper column is an outer leg pipe (21), and the lower column is an inner leg pipe (22).

3. A single-gas-ram synchronous lifting table according to claim 2, characterized in that, The table leg assembly (2) further comprises a horizontal pipe (23), and the lower column is fixed to the horizontal pipe (23) at the bottom.

4. A single-gas-ram synchronous lifting table according to claim 3, characterized in that, The driving mechanism (4) comprises a gas spring (41), the bottom of the gas spring (41) is fixed to the horizontal pipe (23), the top is provided with a mounting frame (42), a first synchronous shaft (43) is transversely arranged on the mounting frame (42), the two ends of the first synchronous shaft (43) are fixed to the limiting frame (44) arranged on the mounting frame (42), and the limiting frame (44) is fixedly matched with the top of the upper column.

5. A single-gas-ram synchronous lifting table according to claim 4, characterized in that, The lifting assembly (5) comprises a lifting rod (51) arranged in one side table leg assembly (2), a synchronous belt I (521), a first synchronous wheel (53), a third synchronous wheel (55), a synchronous belt II (522) arranged in the other side table leg assembly (2) and a second synchronous wheel (54); the top of the lifting rod (51) is matched with the limiting frame (44), the first synchronous wheel (53) is arranged at the top of the lifting rod (51), the third synchronous wheel (55) is arranged at the bottom of the lifting rod (51), the synchronous belt I (521) is fixed to the upper part of the inner leg pipe (22) through the fixing plate (7) after being wound around the first synchronous wheel (53) and the third synchronous wheel (55); the synchronous belt II (522) is fixed to the upper part of the outer leg pipe (21) through the fixing plate (7) after being wound around the second synchronous wheel (54).

6. A single-gas-ram synchronous lifting table according to claim 5, characterized in that, The lifting rod (51) is a U-shaped groove pipe, the first synchronous wheel (53) and the third synchronous wheel (55) are arranged at the top and the bottom of the U-shaped groove respectively, and the two side walls of the U-shaped groove pipe are provided with mounting holes and are fixedly inserted with the first synchronous shaft (43) of the first synchronous wheel (53) and the third synchronous shaft (551) of the third synchronous wheel (55).

7. A single-gas-ram synchronous lifting table according to claim 5, characterized in that, The lifting rod (51) is arranged on one side of the gas spring (41), two synchronous belts (52) are arranged on two sides of the gas spring (41), the synchronous belt I (521) is sleeved on the first synchronous shaft (43) by being arranged around the first synchronous wheel (53) and the synchronous belt II (522) is sleeved on the first synchronous shaft (43) by being arranged around the second synchronous wheel (54), and the gas spring (41) drives the first synchronous wheel (53) and the second synchronous wheel (54) to ascend when the gas spring (41) acts, thereby driving the synchronous belt (52) to move.

8. A single-gas-ram synchronous lifting table according to claim 7, characterized in that, The second synchronous shaft (45) is arranged in the table leg assembly (2) without the gas spring (41), the synchronous belt I (521) is sleeved on the second synchronous shaft (45) by being arranged around the first synchronous wheel (53) and the synchronous belt II (522) is sleeved on the second synchronous shaft (45) by being arranged around the second synchronous wheel (54), and the two end portions of the second synchronous shaft (45) are fixedly connected with the limiting frame (44).

9. A single-gas-ram synchronous lifting table according to any one of claims 5-8, characterized in that, The synchronous belt I (521) and the synchronous belt II (522) are fixedly connected by the clamping plate (6) in the inside of the cross beam (1) and away from the table leg assembly (2).

10. A single-gas-ram synchronous lifting table according to any one of claims 4-8, characterized in that, The tensioning assembly (8) is further arranged in the cross beam (1) and is arranged between the two synchronous belts (52), one end of the tensioning assembly (8) is arranged on the mounting frame (42), and the other end cooperates with the tensioning wheel and the two synchronous belts.

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