CN214386565U

CN214386565U - Lifting structure of lifting table

Info

Publication number: CN214386565U
Application number: CN202022903225.1U
Authority: CN
Inventors: 袁修金
Original assignee: Guangzhou Qichen Hardware Co ltd
Current assignee: Guangzhou Qichen Hardware Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-10-15
Anticipated expiration: 2030-12-04

Abstract

The utility model relates to a lifting structure of lifting table, its technical scheme main points are: the device comprises a first fixed rod, a second fixed rod, a sliding rail mechanism, a first driving mechanism, a second driving mechanism and a controller, wherein the first fixed rod is used for being connected with a desktop; the first fixed rod and the first driving mechanism are both connected with one end of the sliding rail mechanism; the second fixed rod and the second driving mechanism are both connected with the other end of the sliding rail mechanism; the first driving mechanism and the second driving mechanism are electrically connected with the controller; this application has the effect that the lift process is more stable, bearing capacity is stronger.

Description

Lifting structure of lifting table

Technical Field

The utility model relates to a lift table technical field, more specifically say, it relates to a lift structure of lift table.

Background

At present, with the rapid development of economic level, the living standard of modern people is also continuously improved, and in the field of furniture or office, more requirements are placed on the functions of the table, for example, the table can be lifted to adapt to more occasions, and the lifting table is produced accordingly.

In addition, in the lifting process of the existing lifting table, the lifting of the table top is not stable enough, and the bearing capacity is limited, so that heavier objects cannot be placed on the table top, therefore, it is necessary to research a lifting structure of the lifting table with more stable lifting process and stronger bearing capacity.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a lifting structure of lift table has the more stable, the stronger functional advantage of bearing capacity of lift process.

The above technical purpose of the present invention can be achieved by the following technical solutions:

an elevating structure of an elevating table, comprising: the device comprises a first fixing rod, a second fixing rod, a sliding rail mechanism, a first driving mechanism, a second driving mechanism and a controller, wherein the first fixing rod is used for being connected with a desktop, the second fixing rod is used for being connected with the desktop, the first driving mechanism is used for driving the sliding rail mechanism to ascend and descend, the second driving mechanism is used for driving the sliding rail mechanism to ascend and descend, and the controller is used for controlling the running states of the first driving mechanism and the second driving mechanism; the first fixing rod and the first driving mechanism are both connected with one end of the sliding rail mechanism; the second fixed rod and the second driving mechanism are both connected with the other end of the sliding rail mechanism; the first driving mechanism and the second driving mechanism are electrically connected with the controller.

Optionally, the slide rail mechanism includes: the first sliding rail assembly, the second sliding rail assembly, the first guide rail, the second guide rail and the fixing plate; one side of the first sliding rail assembly is slidably arranged at one end of the first guide rail, and the other side of the first sliding rail assembly is slidably arranged at one end of the second guide rail; one side of the second slide rail component is slidably arranged at the other end of the first guide rail, and the other side of the second slide rail component is slidably arranged at the other end of the second guide rail; one end of the fixed plate is detachably connected with the first sliding rail assembly, and the other end of the fixed plate is detachably connected with the second sliding rail assembly; the first fixed rod and the first driving mechanism are both connected with the first slide rail assembly; and the second fixed rod and the second driving mechanism are both connected with the second slide rail assembly.

Optionally, the first slide rail assembly includes: the first left sliding rail, the first right sliding rail and the first connecting rod; one end of the first connecting rod is fixedly connected with the first left sliding rail, and the other end of the first connecting rod is fixedly connected with the first right sliding rail; the first left slide rail is connected with one end of the first guide rail in a sliding manner; the first right slide rail is connected with one end of the second guide rail in a sliding manner; and the first left slide rail and the first right slide rail are fixedly connected with the first driving mechanism.

Optionally, the method further includes: a first left bolt and a first right bolt; one end of the fixing plate is provided with a first left adjusting hole and a first right adjusting hole; a plurality of first left threaded holes are formed in the first left sliding rail corresponding to the first left adjusting holes; a plurality of first right threaded holes are formed in the first right sliding rail corresponding to the first right adjusting holes; the first left sliding rail is connected with the fixing plate through the first left bolt; the first right slide rail is connected with the fixed plate through the first right bolt.

Optionally, the second slide rail assembly includes: the second left sliding rail, the second right sliding rail and the second connecting rod; one end of the second connecting rod is fixedly connected with the second left sliding rail, and the other end of the second connecting rod is fixedly connected with the second right sliding rail; the second left slide rail is connected with one end of the first guide rail in a sliding manner; the second right slide rail is connected with one end of the second guide rail in a sliding manner; and the second left slide rail and the second right slide rail are both fixedly connected with the second driving mechanism.

Optionally, the method further includes: a second left bolt and a second right bolt; the other end of the fixing plate is provided with a second left adjusting hole and a second right adjusting hole; a plurality of second left threaded holes are formed in the second left sliding rail corresponding to the second left adjusting holes; a plurality of second right threaded holes are formed in the second right sliding rail corresponding to the second right adjusting holes; the second left sliding rail is connected with the fixed plate through a second left bolt; and the second right slide rail is connected with the fixed plate through a second right bolt.

Optionally, the first driving mechanism comprises: the first electric push rod and the first shell; the first shell is fixedly connected with one end of the sliding mechanism; the motor of the first electric push rod is arranged in the first shell.

Optionally, the second driving mechanism comprises: a second electric push rod and a second shell; the second shell is fixedly connected with the other end of the sliding mechanism; and the motor of the second electric push rod is arranged in the second shell.

Optionally, a button assembly is disposed on the controller.

Optionally, a first supporting plate is arranged at the bottom of the first driving mechanism; and a second supporting plate is arranged at the bottom of the second driving mechanism.

To sum up, the utility model discloses following beneficial effect has:

1. through the arrangement of the first driving mechanism and the second driving mechanism, the process of driving the tabletop to lift by the lifting structure is more stable, and the bearing capacity is stronger;

2. through the arrangement of the controller, the running states of the first driving mechanism and the second driving mechanism can be simultaneously controlled, so that the lifting process of the lifting structure is more stable;

3. through the setting of first sliding rail set spare, second sliding rail set spare, first guide rail and second guide rail for the interval of first dead lever and second dead lever can be adjusted according to the size of desktop, has improved this elevation structure's adaptability, and the practicality is stronger.

Drawings

FIG. 1 is an assembly view of the present invention;

fig. 2 is a schematic structural view of a first slide rail assembly of the present invention;

fig. 3 is a bottom view of the middle slide rail mechanism of the present invention.

In the figure: 1. a first fixing lever; 2. a second fixing bar; 3. a slide rail mechanism; 31. a first slide rail assembly; 311. a first left slide rail; 312. a first right slide rail; 313. a first connecting rod; 32. a second slide rail assembly; 321. a second left slide rail; 322. a second right slide rail; 33. a first guide rail; 34. a second guide rail; 35. a fixing plate; 351. a first left adjustment aperture; 352. a first right adjustment aperture; 353. a second left adjustment aperture; 354. a second right adjustment aperture; 4. a first drive mechanism; 41. a first electric push rod; 42. a first housing; 5. a second drive mechanism; 6. a controller; 7. a first support plate; 8. a second support plate.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced device or element must be in a particular orientation, constructed and operated, and therefore should not be construed as limiting the present invention.

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model provides a lifting structure of lifting table, as shown in figure 1, include: the device comprises a first fixing rod 1 used for being connected with a desktop, a second fixing rod 2 used for being connected with the desktop, a sliding rail mechanism 3, a first driving mechanism 4 used for driving the sliding rail mechanism 3 to ascend and descend, a second driving mechanism 5 used for driving the sliding rail mechanism 3 to ascend and descend, and a controller 6 used for controlling the running states of the first driving mechanism 4 and the second driving mechanism 5; the first fixed rod 1 and the first driving mechanism 4 are both connected with one end of the slide rail mechanism 3; the second fixed rod 2 and the second driving mechanism 5 are both connected with the other end of the slide rail mechanism 3; the first drive mechanism 4 and the second drive mechanism 5 are both electrically connected to a controller 6.

Under the condition of using this elevation structure, the one end fixed connection of first dead lever 1 and desktop, the other end fixed connection of second dead lever 2 and desktop, controller 6 also can with desktop fixed connection, setting through controller 6, can control the running state of first actuating mechanism 4 and second actuating mechanism 5, make first actuating mechanism 4 and second actuating mechanism 5 rise or fall simultaneously, the lift of first actuating mechanism 4 and second actuating mechanism 5 drives first dead lever 1, the lift or the fall of second dead lever 2 and slide rail set spare, thereby realize the lift control to the desktop, and through the setting of first actuating mechanism 4 and second actuating mechanism 5, make the process that this elevation structure drive desktop goes up and down more stable, and the bearing capacity is stronger.

Further, as shown in fig. 1, the slide rail mechanism 3 includes: a first slide rail assembly 31, a second slide rail assembly 32, a first guide rail 33, a second guide rail 34 and a fixing plate 35; one side of the first slide rail assembly 31 is slidably disposed at one end of the first guide rail 33, and the other side is slidably disposed at one end of the second guide rail 34; the first rail 33 and the second rail 34 are parallel to each other; one side of the second slide rail assembly 32 is slidably disposed at the other end of the first guide rail 33, and the other side is slidably disposed at the other end of the second guide rail 34; one end of the fixing plate 35 is detachably connected with the first slide rail assembly 31, and the other end is detachably connected with the second slide rail assembly 32; the first fixed rod 1 and the first driving mechanism 4 are both connected with the first slide rail assembly 31; the second fixing rod 2 and the second driving mechanism 5 are both connected with the second slide rail assembly 32.

Through the arrangement of the first slide rail assembly 31, the second slide rail assembly 32, the first guide rail 33 and the second guide rail 34, the first slide rail assembly 31 can respectively slide on the first guide rail 33 and the second guide rail 34, the second slide rail assembly 32 can respectively slide on the first guide rail 33 and the second guide rail 34, and the distance between the first slide rail assembly 31 and the second slide rail assembly 32 can be adjusted, so that the distance between the first fixing rod 1 and the second fixing rod 2 can be adjusted, namely, the distance between the first fixing rod 1 and the second fixing rod 2 can be adjusted according to the size of a desktop, after the distance between the first fixing rod 1 and the second fixing rod 2 is adjusted according to the size of the desktop, the adaptability of the lifting structure is improved, and the practicability is higher; the first slide rail assembly 31 and the second slide rail assembly 32 are fixed through the fixing plate 35, and the stability of the lifting structure is further improved.

Further, as shown in fig. 2, the first slide rail assembly 31 includes: a first left slide rail 311, a first right slide rail 312, and a first connecting rod 313; one end of the first connecting rod 313 is fixedly connected with the first left slide rail 311, and the other end is fixedly connected with the first right slide rail 312; the first left slide rail 311 and the first right slide rail 312 are parallel to each other; the first left slide rail 311 is slidably connected with one end of the first guide rail 33; the first right slide rail 312 is slidably connected to one end of the second guide rail 34; the first left slide rail 311 and the first right slide rail 312 are both fixedly connected with the first driving mechanism 4.

In the present application, the first left slide rail 311 is provided with a first long-strip left through hole adapted to the first guide rail 33, and in other embodiments, the first left slide rail 311 may be provided with a first long-strip left sliding slot adapted to the first guide rail 33; one end of the first guide rail 33 extends into the first left through hole to realize sliding connection with the first left slide rail 311; in the present application, the first right slide rail 312 is provided with a first right through hole in a strip shape adapted to the second guide rail 34, and in other embodiments, the first right slide rail 312 may be provided with a first right slide slot in a strip shape adapted to the second guide rail 34; one end of the second guide rail 34 extends into the first right through hole to realize sliding connection with the first right slide rail 312; through the arrangement of the first left slide rail 311, the first right slide rail 312 and the connecting rod, the sliding of the first slide rail assembly 31 on the first guide rail 33 and the second guide rail 34 is more stable.

Further, as shown in fig. 3, the method further includes: a first left bolt and a first right bolt; one end of the fixing plate 35 is provided with a first left adjusting hole 351 and a first right adjusting hole 352; the first left adjusting hole 351 and the first right adjusting hole 352 are both strip-shaped through holes; the length directions of the first left adjusting hole 351 and the first right adjusting hole 352 are both parallel to the sliding direction of the first sliding rail assembly 31; a plurality of first left threaded holes are formed in the first left sliding rail 311 at positions corresponding to the first left adjusting holes 351; a plurality of first right threaded holes are formed in the first right slide rail 312 corresponding to the first right adjusting holes 352; the first left slide rail 311 is connected with the fixed plate 35 through a first left bolt; the first right slide rail 312 is connected to the fixed plate 35 by a first right bolt.

In the application, the first left bolt passes through the first left adjusting hole 351 and is connected with the first left threaded hole, so that the first left sliding rail 311 is fixed with the fixing plate 35; the first right bolt penetrates through the first right adjusting hole 352 to be connected with the first right threaded hole, so that the first right slide rail 312 and the fixing plate 35 are fixed; under the condition that the distance between the first slide rail assembly 31 and the second slide rail assembly 32 needs to be adjusted, the first left bolt and the first right bolt are taken out, the fixed state of the first slide rail assembly 31 is released, so that the first slide rail assembly 31 can slide, and after the first slide rail assembly 31 slides to a proper position, at the moment, the relative position of the fixed plate 35 and the first slide rail assembly 31 is changed, and through the arrangement of the first left adjusting hole 351, the first left bolt can still pass through the first left adjusting hole 351 to be connected with the first left bolt hole, so that the fixed plate 35 is abutted against the first left slide rail 311; through the arrangement of the first right adjusting hole 352, the first right bolt can still pass through the first right adjusting hole 352 to be connected with the first right bolt hole, so that the fixing plate 35 is tightly abutted to the first right slide rail 312; through the arrangement of the first left adjusting hole 351 and the first right adjusting hole 352, the first slide rail assembly 31 is more convenient to fix with the fixing plate 35 after sliding.

Further, the second slide rail assembly 32 includes: a second left slide rail 321, a second right slide rail 322 and a second connecting rod; one end of the second connecting rod is fixedly connected with the second left sliding rail 321, and the other end is fixedly connected with the second right sliding rail 322; the second left slide rail 321 and the second right slide rail 322 are parallel to each other; the second left slide rail 321 is slidably connected to one end of the first guide rail 33; the second right slide rail 322 is slidably connected to one end of the second guide rail 34; the second left slide rail 321 and the second right slide rail 322 are both fixedly connected to the second driving mechanism 5.

In the present application, the second left sliding rail 321 is provided with a second elongated left through hole adapted to the first guiding rail 33, and in other embodiments, the second left sliding rail 321 may be provided with a second elongated left sliding slot adapted to the first guiding rail 33; one end of the first guide rail 33 extends into the second left through hole to realize sliding connection with the second left slide rail 321; in the present application, the second right slide rail 322 is provided with a second right through hole in a strip shape adapted to the second guide rail 34, and in other embodiments, the second right slide rail 322 may be provided with a second right chute in a strip shape adapted to the second guide rail 34; one end of the second guide rail 34 extends into the second right through hole to realize sliding connection with the second right slide rail 322; through the arrangement of the second left slide rail 321, the second right slide rail 322 and the connecting rod, the sliding of the second slide rail assembly 32 on the first guide rail 33 and the second guide rail 34 is more stable.

Further, as shown in fig. 3, the method further includes: a second left bolt and a second right bolt; the other end of the fixing plate 35 is provided with a second left adjusting hole 353 and a second right adjusting hole 354; the second left adjusting hole 353 and the second right adjusting hole 354 are both strip-shaped through holes; the length directions of the second left adjusting hole 353 and the second right adjusting hole 354 are both parallel to the sliding direction of the second slide rail assembly 32; a plurality of second left threaded holes are formed in the second left sliding rail 321 corresponding to the second left adjusting holes 353; a plurality of second right threaded holes are formed in the second right sliding rail 322 corresponding to the second right adjusting holes 354; the second left slide rail 321 is connected with the fixed plate 35 through a second left bolt; the second right slide rail 322 is connected to the fixed plate 35 by a second right bolt.

In the application, the second left bolt passes through the second left adjusting hole 353 to be connected with the second left threaded hole, so that the second left sliding rail 321 is fixed with the fixing plate 35; the second right bolt penetrates through the second right adjusting hole 354 to be connected with the second right threaded hole, so that the second right slide rail 322 is fixed with the fixing plate 35; under the condition that the distance between the first slide rail assembly 31 and the second slide rail assembly 32 needs to be adjusted, the second left bolt and the second right bolt are taken out, the fixed state of the second slide rail assembly 32 is released, so that the second slide rail assembly 32 can slide, and after the second slide rail assembly 32 slides to a proper position, at the moment, the relative position of the fixed plate 35 and the second slide rail assembly 32 is changed, and through the arrangement of the second left adjusting hole 353, the second left bolt can still pass through the second left adjusting hole 353 to be connected with the second left bolt hole, so that the fixed plate 35 is abutted against the second left slide rail 321; through the arrangement of the second right adjusting hole 354, the second right bolt can still pass through the second right adjusting hole 354 to be connected with the second right bolt hole, so that the fixing plate 35 is tightly abutted against the second right slide rail 322; through the arrangement of the second left adjusting hole 353 and the second right adjusting hole 354, the second slide rail assembly 32 can be fixed to the fixing plate 35 more conveniently after sliding.

Further, as shown in fig. 2, the first drive mechanism 4 includes: a first electric putter 41 and a first housing 42; one side of the first housing 42 is fixedly connected with a first left slide rail 311, and the other side is fixedly connected with a first right slide rail 312; the motor of the first electric putter 41 is arranged in the first housing 42.

Through the setting of first shell 42, strengthened the protection to first electric putter 41's motor, under the circumstances that first electric putter 41 rises or descends, first electric putter 41 drives first sliding rail set spare 31 and first dead lever 1 and rises or descends, through the setting of first electric putter 41 for first actuating mechanism 4 has characteristics small, that the precision is high, self-locking performance is good.

Further, the second drive mechanism 5 includes: a second electric push rod and a second shell; one side of the second housing is fixedly connected with a second left slide rail 321, and the other side is fixedly connected with a second right slide rail 322; the motor of the second electric push rod is arranged in the second shell.

Through the setting of second shell, strengthened the protection to second electric putter's motor, under the circumstances that second electric putter rises or descends, second electric putter drives second slide rail set spare 32 and second dead lever 2 and rises or descends, through second electric putter's setting for second actuating mechanism 5 has characteristics small, that the precision is high, auto-lock performance is good.

Further, as shown in fig. 1 and 2, a button assembly is provided on the controller 6; in the present application, a button assembly includes: an ascending button for controlling the first driving mechanism 4 and the second driving mechanism 5 to ascend simultaneously, a descending button for controlling the first driving mechanism 4 and the second driving mechanism 5 to descend simultaneously, a stopping button for controlling the first driving mechanism 4 and the second driving mechanism 5 to stop ascending or descending simultaneously, and an adjusting button for adjusting the ascending and descending speeds of the first driving mechanism 4 and the second driving mechanism 5; the adjusting button can simultaneously control the lifting speeds of the first driving mechanism 4 and the second driving mechanism 5, and the lifting speeds of the first driving mechanism 4 and the second driving mechanism 5 are ensured to be consistent; through the setting of the button assembly, the lifting operation of the lifting structure by a user is more convenient.

Further, as shown in fig. 1, the bottom of the first electric push rod 41 is provided with a first support plate 7; a second supporting plate 8 is arranged at the bottom of the second electric push rod; through the setting of first backup pad 7 and second backup pad 8, increased this elevation structure's stability for this elevation structure's stability is stronger.

The lifting structure of the lifting table not only has the function of stabilizing the process of driving the table top to lift by the lifting structure, but also has stronger bearing capacity; the lifting structure also has the function of simultaneously controlling the running states of the first driving mechanism 4 and the second driving mechanism 5 so that the lifting process of the lifting structure is more stable; and through the setting of first sliding rail set spare 31, second sliding rail set spare 32, first guide rail 33 and second guide rail 34 for the interval of first dead lever 1 and second dead lever 2 can be adjusted according to the size of desktop, has improved this elevation structure's adaptability, and the practicality is stronger.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A lifting structure of a lifting table, comprising: the device comprises a first fixing rod, a second fixing rod, a sliding rail mechanism, a first driving mechanism, a second driving mechanism and a controller, wherein the first fixing rod is used for being connected with a desktop, the second fixing rod is used for being connected with the desktop, the first driving mechanism is used for driving the sliding rail mechanism to ascend and descend, the second driving mechanism is used for driving the sliding rail mechanism to ascend and descend, and the controller is used for controlling the running states of the first driving mechanism and the second driving mechanism; the first fixing rod and the first driving mechanism are both connected with one end of the sliding rail mechanism; the second fixed rod and the second driving mechanism are both connected with the other end of the sliding rail mechanism; the first driving mechanism and the second driving mechanism are electrically connected with the controller.

2. The elevating structure of an elevating table as set forth in claim 1, wherein said slide rail mechanism comprises: the first sliding rail assembly, the second sliding rail assembly, the first guide rail, the second guide rail and the fixing plate; one side of the first sliding rail assembly is slidably arranged at one end of the first guide rail, and the other side of the first sliding rail assembly is slidably arranged at one end of the second guide rail; one side of the second slide rail component is slidably arranged at the other end of the first guide rail, and the other side of the second slide rail component is slidably arranged at the other end of the second guide rail; one end of the fixed plate is detachably connected with the first sliding rail assembly, and the other end of the fixed plate is detachably connected with the second sliding rail assembly; the first fixed rod and the first driving mechanism are both connected with the first slide rail assembly; and the second fixed rod and the second driving mechanism are both connected with the second slide rail assembly.

3. The elevating structure of an elevating table as set forth in claim 2, wherein said first slide rail assembly comprises: the first left sliding rail, the first right sliding rail and the first connecting rod; one end of the first connecting rod is fixedly connected with the first left sliding rail, and the other end of the first connecting rod is fixedly connected with the first right sliding rail; the first left slide rail is connected with one end of the first guide rail in a sliding manner; the first right slide rail is connected with one end of the second guide rail in a sliding manner; and the first left slide rail and the first right slide rail are fixedly connected with the first driving mechanism.

4. The elevating structure of an elevating table as set forth in claim 3, further comprising: a first left bolt and a first right bolt; one end of the fixing plate is provided with a first left adjusting hole and a first right adjusting hole; a plurality of first left threaded holes are formed in the first left sliding rail corresponding to the first left adjusting holes; a plurality of first right threaded holes are formed in the first right sliding rail corresponding to the first right adjusting holes; the first left sliding rail is connected with the fixing plate through the first left bolt; the first right slide rail is connected with the fixed plate through the first right bolt.

5. The elevating structure of an elevating table as set forth in claim 2, wherein said second slide rail assembly comprises: the second left sliding rail, the second right sliding rail and the second connecting rod; one end of the second connecting rod is fixedly connected with the second left sliding rail, and the other end of the second connecting rod is fixedly connected with the second right sliding rail; the second left slide rail is connected with one end of the first guide rail in a sliding manner; the second right slide rail is connected with one end of the second guide rail in a sliding manner; and the second left slide rail and the second right slide rail are both fixedly connected with the second driving mechanism.

6. The elevating structure of an elevating table as set forth in claim 5, further comprising: a second left bolt and a second right bolt; the other end of the fixing plate is provided with a second left adjusting hole and a second right adjusting hole; a plurality of second left threaded holes are formed in the second left sliding rail corresponding to the second left adjusting holes; a plurality of second right threaded holes are formed in the second right sliding rail corresponding to the second right adjusting holes; the second left sliding rail is connected with the fixed plate through a second left bolt; and the second right slide rail is connected with the fixed plate through a second right bolt.

7. The elevating structure of an elevating table as set forth in claim 1, wherein said first driving mechanism comprises: the first electric push rod and the first shell; the first shell is fixedly connected with one end of the sliding mechanism; the motor of the first electric push rod is arranged in the first shell.

8. The elevating structure of an elevating table as set forth in claim 1, wherein said second driving mechanism comprises: a second electric push rod and a second shell; the second shell is fixedly connected with the other end of the sliding mechanism; and the motor of the second electric push rod is arranged in the second shell.

9. An elevating structure of an elevating table as claimed in any one of claims 1 to 8 wherein a button assembly is provided on the controller.

10. Lifting structure for a lifting table as claimed in any one of the claims 1-8, characterized in that the first driving mechanism is provided with a first support plate at its bottom; and a second supporting plate is arranged at the bottom of the second driving mechanism.