Foldable lifting table frame

Abstract

The utility model relates to the technical field of lifting devices, in particular to a foldable lifting table frame. The lifting table legs are oppositely arranged, one ends of the lifting table legs are rotatably connected with the supporting cross beam, the transmission parts are arranged on the lifting table legs and used for driving the lifting table legs to ascend and descend, and the supporting arms are movably connected to the lifting table legs and can move between a folding position and an unfolding position. The length direction of the supporting arm is parallel to the length direction of the supporting cross beam when the supporting arm is in the folding position, and an included angle is formed between the length direction of the supporting arm and the length direction of the supporting cross beam when the supporting arm is in the unfolding position. In the non-use state, the supporting arms can be conveniently folded to the contraction positions, the lifting table legs can be flexibly rotated and folded with the connecting points of the supporting arms and the supporting cross beams as the axes, through the synergistic effect of the supporting arms and the lifting table legs, the space size occupied by the whole table frame is greatly reduced, storage and storage are facilitated, and when the folding lifting table frame is used, the folding lifting table frame is convenient to unfold and easy to operate.

Description

TECHNICAL FIELD

[0001] The utility model relates to lifting device technical field, specifically, it relates to a foldable lifting table frame. BACKGROUND

[0002] The electric lifting table is a novel office and home furniture, the height of which can be adjusted to meet the needs of people of different heights, and comfortable height can be found whether sitting or standing office, study. In the current single motor lifting table frame packaging and transportation mode, the table frame is usually disassembled into many scattered parts such as table legs, table legs, support plates, support beams and transmission rods. When the user receives the product and starts to install, the transmission rod needs to be installed to the motor, and then the remaining components are assembled in turn. However, in this process, the installation of the transmission rod is prone to misassembly or misinstallation, which causes the subsequent assembly process to be blocked. And when installing each component, the screws need to be carefully aligned before they can be tightened. This process is not only complex and tedious, but also requires high precision, and it takes a lot of time and effort, which greatly affects the user's installation experience and efficiency. SUMMARY

[0003] The utility model solves the problems of difficult installation and inconvenient transportation of the electric lifting table.

[0004] To solve the above problems, the utility model adopts the following technical scheme: a foldable lifting table frame comprises a support beam, at least one pair of oppositely arranged lifting table legs and a support arm, one end of the lifting table leg is rotatably connected with the support beam, the support arm is movably connected with the lifting table leg, and the support arm can move between the folded position and the unfolded position. When the support arm is in the folded position, the length direction of the support arm is parallel to the length direction of the support beam, and when the support arm is in the unfolded position, the length direction of the support arm forms an angle with the length direction of the support beam.

[0005] Compared with the prior art, the technical effects achieved by adopting the technical scheme are: because one end of the lifting table leg is rotatably connected with the support beam, the table leg can be rotated relative to the support beam, and when the table frame is not used or needs to be moved and stored, the overall space occupied can be effectively reduced, which is convenient for placing in corners, cabinets and other small spaces, and also facilitates the operation of packing and the like during transportation, and reduces the space occupation cost.

[0006] Further, the support arm comprises an installation sliding groove and a locking groove, the installation sliding groove is connected with the locking groove, the lifting table leg is provided with a positioning block, the positioning block can slide along the installation sliding groove, and when the positioning block slides into the locking groove, the support arm is locked.

[0007] Compared with the prior art, the technical effects achieved by the technical scheme are that the support arm can be retracted at the position of the table leg through the structure of the installation sliding groove and the locking groove, installation space is saved, and the support arm can be turned to the locking position through the setting of the locking groove, installation is simple, and support is stable.

[0008] Further, the positioning block is provided with sliding nut one and sliding nut two, the sliding nut one and the sliding nut two are arranged in the installation sliding groove in a spaced manner, the locking groove includes accommodating groove one and accommodating groove two, one end of the accommodating groove one and one end of the accommodating groove two are connected with the installation sliding groove respectively, and the other ends are arranged in a spaced manner, when the sliding nut one abuts against the accommodating groove one and the sliding nut two abuts against the accommodating groove two, the support arm is located at the unfolded position.

[0009] Compared with the prior art, the technical effects achieved by the technical scheme are that the sliding nut one and the sliding nut two are arranged in a spaced manner to facilitate the turning of the support arm, when the sliding nut one abuts against the accommodating groove one and the sliding nut two abuts against the accommodating groove two, the support arm is locked, the positioning is accurate, structural deviation caused by inaccurate positioning is avoided, and installation and debugging are facilitated.

[0010] Further, the accommodating groove one is provided with an abutting wall at the bottom, the abutting wall is arranged on the side of the accommodating groove one away from the installation sliding groove, when the sliding nut one abuts against the abutting wall, the sliding nut two can be slid into the accommodating groove two in a rotatable manner, and when the sliding nut two rotates in the accommodating groove two by a certain angle, the support arm is located at the unfolded position.

[0011] Compared with the prior art, the technical effects achieved by the technical scheme are that the support arm is turned until the sliding nut one contacts the abutting wall, then the sliding nut two abuts against the accommodating groove two, the operator can install simply, and the instability of the table frame caused by improper operation is reduced.

[0012] Further, the foldable lifting table frame includes a locking piece, the lifting table leg is provided with a cooperation hole one, the support arm is provided with a cooperation hole two, the cooperation hole one, the cooperation hole two and the locking piece are matched, and the support arm is locked.

[0013] Compared with the prior art, the technical effects achieved by the technical scheme are that the assembly process of the positioning block, the installation sliding groove and the locking groove is combined, transportation and installation are facilitated, when the retracted support arm is unfolded to the corresponding locking position, the sliding nut one and the sliding nut two abut against the accommodating groove one and two, the support arm is locked at the locking position by the locking piece, at this time, the assembly process of the support arm is completed. During transportation, only the locking piece needs to be disassembled, and the support arm is retracted, which can effectively reduce the occupation of the transportation space by the table frame. When the user uses it, the support arm only needs to be unfolded to the corresponding position, and then the locking piece is installed and locked, which is convenient for installation and effectively ensures the installation stability of the support arm.

[0014] Further, the lifting table frame comprises a connecting piece, one end of the connecting piece is connected with the lifting table leg, and the other end of the connecting piece is connected with the support cross beam.

[0015] Compared with the prior art, the technical effects achieved by adopting the technical scheme are as follows: the arrangement of the connecting piece increases the flexibility of the lifting table leg, so that the table leg can better cooperate with the support cross beam during folding and lifting, the connecting piece can be folded around the cross beam together with the table leg, the foldable lifting table has significant improvement in space utilization and convenient storage and transportation, the compact structure design significantly reduces the space occupancy, thereby effectively reducing the packaging volume, facilitating the storage and transportation process. In terms of user installation experience, the detailed instruction manual can realize convenient installation operation and accurately achieve the expected installation effect, thereby guaranteeing the stability and reliability of the product during use.

[0016] Further, the support cross beam is provided with a rotating arc groove and a positioning hole, the rotating arc groove is arranged on the side wall of the support cross beam, the positioning hole is arranged outside the rotating arc groove, the connecting piece is installed in the rotating arc groove and the positioning hole, and the connecting piece slides in the rotating arc groove with the positioning hole as the axis, so that the folding of the lifting table leg is realized.

[0017] Compared with the prior art, the technical effects achieved by adopting the technical scheme are as follows: the support cross beam is provided with a rotating arc groove and a positioning hole, the connecting piece is installed in the rotating arc groove and the positioning hole, and the connecting piece slides in the rotating arc groove with the positioning hole as the axis to realize the folding of the lifting table leg. The folding action of the lifting table leg is more smooth and fluent, when the user needs to fold or unfold the table frame, the user only needs to operate the table leg according to the designed sliding path, so that the state conversion can be easily completed, without the need to adjust complex angles or overcome large resistance, so that the operation is convenient and efficient, and the convenience of use is improved.

[0018] Further, the lifting table frame comprises a table foot, and the table foot is detachably installed on the lifting table leg.

[0019] Compared with the prior art, the technical effects achieved by adopting the technical scheme are as follows: the table foot is detachable, the table foot can be detached for transportation, which is convenient for packing and folding. Meanwhile, the detachable table foot makes it convenient to store and arrange the table frame when not in use.

[0020] Further, the lifting table leg is provided with a first plug-in piece, the table foot is provided with a second plug-in piece, the second plug-in piece and the first plug-in piece are locked by abutting against each other, the first plug-in piece is provided with a first locking hole, the second plug-in piece is provided with a second locking hole, and the first locking hole and the second locking hole are matched to fix the table foot when the second plug-in piece and the first plug-in piece abut against each other.

[0021] Compared with the prior art, the technical effects reached by adopting the technical scheme are that the table leg and the table foot are inserted and locked, the inserted connection mode is combined with the design of mutual abutment locking, and accurate positioning and connection between the table foot and the table leg can be realized.

[0022] Further, the foldable lifting table frame further comprises: a power source, and each power source is respectively drivenly connected with one lifting table leg.

[0023] Compared with the prior art, the technical effects reached by adopting the technical scheme are that:

[0024] The transmission member is arranged on the table frame, and the transmission member does not need to be installed by the user, thereby avoiding the problems of incorrect installation and out-of-position installation of the transmission rod by the user. Meanwhile, the arrangement of the power source improves the convenience of use of the user in a household or office environment. The user does not need to manually adjust the height of the table leg, and especially for a relatively heavy table top, manual adjustment can be relatively difficult. Through the driving of the power source, especially the motor, the lifting of the table leg can be realized by easily pressing a button or using a remote control. The double-table-leg electric lifting table can adopt a form of double-motor driving of double table legs or a form of single-motor driving of double table legs. Moreover, the adjustable lifting function enables the table frame to adapt to various use scenarios, such as being used as a common desk or dining table or being used as a standing workbench, thereby widening the use range of the product and improving the applicability of the product in the market. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 FIG. 1 is a schematic diagram of the overall structure of the folding state of the foldable electric lifting table frame according to an embodiment of the present application;

[0026] Figure 2 FIG. 2 is an exploded view of the foldable electric lifting table frame according to the embodiment of the present application;

[0027] Figure 3 FIG. 3 is a schematic diagram of the unfolding of the support arm of the foldable electric lifting table frame according to the embodiment of the present application;

[0028] Figure 4 FIG. 4 is a schematic diagram of the unfolding of the table leg of the foldable electric lifting table frame according to the embodiment of the present application;

[0029] Figure 5 It is a schematic view of a foldable electric lifting table frame with table feet installed according to an embodiment of the present application.

[0030] Figure 6 It is a structural schematic view of a support arm of a foldable electric lifting table frame according to an embodiment of the present application.

[0031] Figure 7 It is a structural schematic view of a support cross beam of a foldable electric lifting table frame according to an embodiment of the present application.

[0032] Figure 8 It is a structural schematic view of a right table leg and a connecting piece of a foldable electric lifting table frame according to an embodiment of the present application.

[0033] Figure 9 It is a structural schematic view of a right table leg and a connecting piece of a foldable electric lifting table frame according to an embodiment of the present application.

[0034] Figure 10 It is a structural schematic view of a left table leg of a foldable electric lifting table frame according to an embodiment of the present application.

[0035] Figure 11 It is a structural schematic view of a table foot of a foldable electric lifting table frame according to an embodiment of the present application.

[0036] The reference signs are as follows: 1-lifting table frame; 10-support cross beam; 20-lifting table leg; 30-transmission piece; 40-support arm; 50-table foot; 60-connecting piece; 70-locking piece; 11-rotation arc groove; 12-positioning hole; 21-positioning block; 22-sliding nut one; 23-sliding nut two; 24-matching hole one; 25-locking hole one; 26-inserting piece one; 41-installation sliding groove; 42-locking groove; 43-accommodation groove one; 44-accommodation groove two; 45-abutment wall; 46-matching hole two; 51-locking hole two; 52-inserting piece two. DETAILED DESCRIPTION

[0037] In order to make the above-mentioned purpose, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the drawings.

[0038] Reference is made to Figures 1-11To solve the problem of inconvenient installation and transportation of the lifting table frame 1, the utility model discloses the following technical scheme: a foldable lifting table frame 1, which comprises a supporting cross beam 10, at least one pair of oppositely arranged lifting table legs 20 and a supporting arm 40, one end of the lifting table leg 20 is rotatably connected with the supporting cross beam 10, the supporting arm 40 is movably connected with the lifting table leg 20, the length direction of the supporting arm 40 is parallel to the length direction of the supporting cross beam 10 when the supporting arm 40 is in a folded position, and the length direction of the supporting arm 40 forms an included angle with the length direction of the supporting cross beam 10 when the supporting arm 40 is in an unfolded position.

[0039] The foldable lifting table frame 1 of the embodiment only needs three steps from the transportation state to the installation completion, the first step is to unfold the supporting arm 40, the second step is to open the lifting table leg 20, and the third step is to insert the table leg 50, the operation is simple and intuitive, the installation stability is high, one person can complete the basic installation of the lifting table, and specifically, by arranging one end of the lifting table leg 20 to be rotatably connected with the supporting cross beam 10, the table leg can be rotated and folded relative to the supporting cross beam 10, the overall space occupied can be effectively reduced when the table frame is not used or needs to be carried and stored, the table frame is conveniently placed in a corner, a cabinet or other small space, and the operation such as packing in the transportation process is facilitated, and the space occupation cost is reduced.

[0040] Specifically, referring to Figures 1-6 , the supporting arm 40 comprises a mounting sliding groove 41 and a locking groove 42, the mounting sliding groove 41 is connected with the locking groove 42, the lifting table leg 20 is provided with a positioning block 21, the positioning block 21 can slide along the mounting sliding groove 41, and when the positioning block 21 slides into the locking groove 42, the supporting arm 40 is locked.

[0041] The supporting arm 40 can be retracted in the position of the table leg through the structure of the mounting sliding groove 41 and the locking groove 42, the installation space is saved, the supporting arm 40 can be turned to the locking position through the arrangement of the locking groove 42, the installation is simple and convenient, and the support is stable.

[0042] Specifically, referring to Figures 1-6 and Figure 10 , the positioning block 21 is provided with a sliding nut one 22 and a sliding nut two 23, the sliding nut one 22 and the sliding nut two 23 are arranged in the mounting sliding groove 41 in a spaced manner, the locking groove 42 comprises a containing groove one 43 and a containing groove two 44, one end of the containing groove one 43 and one end of the containing groove two 44 are connected with the mounting sliding groove 41 respectively, the other ends of the two are arranged in a spaced manner, and when the sliding nut one 22 abuts against the containing groove one 43 and the sliding nut two 23 abuts against the containing groove two 44, the supporting arm 40 is located at the unfolded position.

[0043] The interval arrangement of the sliding nut one 22 and the sliding nut two 23 facilitates the overturning of the support arm 40, and when the sliding nut one 22 abuts against the accommodating groove one 43 and the sliding nut two 23 abuts against the accommodating groove two 44, the support arm 40 is locked and positioned accurately, thereby avoiding structural deviation caused by inaccurate positioning and facilitating installation and debugging.

[0044] Correspondingly, referring to Figure 6 , the bottom of the accommodating groove one 43 is provided with an abutting wall 45, which is arranged on the side of the accommodating groove one 43 away from the mounting sliding groove 41, and when the sliding nut one 22 abuts against the abutting wall 45, the sliding nut two 23 can be rotatably slid into the accommodating groove two 44, and when the sliding nut two 23 is rotated by a certain angle in the accommodating groove two 44, the support arm 40 is located at the unfolded position.

[0045] By sliding the support arm 40 until the sliding nut one 22 contacts the abutting wall 45, and then overturning the support arm 40 to abut the sliding nut two 23 against the accommodating groove two 44, the support arm 40 is locked in position, which is simple to operate and reduces the instability of the table frame caused by improper operation. At the same time, disassembly is also the same.

[0046] Specifically, referring to Figure 3 , Figure 6 and Figure 9 , the foldable lifting table frame 1 comprises a locking member 70, the lifting table leg 20 is provided with a cooperating hole one 24, and the support arm 40 is provided with a cooperating hole two 46, and the cooperating hole one 24 and the cooperating hole two 46 cooperate with the locking member to lock the support arm 40.

[0047] For example, the locking member is a screw member, and the cooperating hole one 24 and the cooperating hole two 46 are designed as threaded holes matched with the screw member.

[0048] Further, the cooperating hole one 24 and the cooperating hole two 46 can be provided in multiple numbers to ensure structural stability. In combination with the assembly process of the positioning block 21, the mounting sliding groove 41 and the locking groove 42, for the convenience of transportation and installation, when the contracted support arm 40 is unfolded to the corresponding locking position, the sliding nut one 22 and the sliding nut two 23 abut against the accommodating groove one 43 and the accommodating groove two 44, and the support arm 40 is locked in the locking position by the locking member 70, at which time the assembly process of the support arm 40 is completed. During transportation, only the locking member needs to be disassembled, and the support arm 40 can be contracted, which can effectively reduce the occupation of the transportation space by the table frame. When used by the user, the support arm 40 only needs to be unfolded to the corresponding position, and then the locking member 70 is installed to lock it, which is convenient to install and effectively ensures the stability of the installation of the support arm 40.

[0049] Specifically, referring to Figures 1-10 , the lifting table frame 1 comprises a connecting member 60, one end of which is connected to the lifting table leg 20 and the other end of which is connected to the support cross beam 10.

[0050] The arrangement of the connecting piece 60 increases the flexibility of the lifting table leg 20, so that the table leg can better cooperate with the support beam 10 when folding and lifting, and the connecting piece 60 can be folded around the beam together with the table leg. The foldable lifting table has significant improvement in space utilization and convenient storage and transportation, and the compact structure design significantly reduces the space occupancy, so that the packaging volume can be effectively reduced, facilitating the storage and transportation process. In terms of user installation experience, with detailed instruction manual, convenient installation operation can be realized, and the expected installation effect can be accurately achieved, ensuring the stability and reliability of the product in use.

[0051] Specifically, referring to Figures 1-5 and Figure 7 , the support beam 10 is provided with a rotating arc groove 11 and a positioning hole 12. The rotating arc groove 11 is arranged on the side wall of the support beam 10, and the positioning hole 12 is arranged outside the rotating arc groove 11. The connecting piece 60 is installed in the rotating arc groove 11 and the positioning hole 12, and the connecting piece 60 slides in the rotating arc groove 11 with the positioning hole 12 as the axis, so as to fold the lifting table leg 20.

[0052] The support beam 10 is provided with a rotating arc groove 11 and a positioning hole 12. The connecting piece 60 is installed in the rotating arc groove 11 and the positioning hole 12, and can slide in the rotating arc groove 11 with the positioning hole 12 as the axis to realize the folding of the lifting table leg 20. The folding action of the lifting table leg 20 is more smooth and fluent. When the user needs to fold or unfold the table frame, he only needs to operate the table leg according to the designed sliding path to easily complete the state conversion, without the need to adjust complex angles or overcome large resistance. The operation is convenient and efficient, which improves the convenience of use.

[0053] Specifically, referring to Figure 5 , Figure 11 , the lifting table frame 1 comprises a table leg 50, which is detachably installed on the lifting table leg 20.

[0054] The table leg 50 is detachable. During transportation, the table leg 50 can be detached for transportation, which is convenient for packing and folding. At the same time, the detachable table leg 50 makes it convenient to store and arrange the table frame when not in use.

[0055] Specifically, referring to Figure 8 and Figure 11 , the lifting table leg 20 is provided with a plug-in piece one 26, and the table leg 50 is provided with a plug-in piece two 52. The plug-in piece two 52 and the plug-in piece one 26 are locked with each other.

[0056] For example, the plug-in piece one 26 and the plug-in piece two 52 can adopt a mountain-shaped buckle, which is easy to disassemble and assemble, accurate in positioning and capable of preventing loosening. Meanwhile, the plug-in piece one 26 and the plug-in piece two 52 can be installed in the hole positions of the table leg and the table foot 50 in advance, for example, the plug-in piece one 26 and the plug-in piece two 52 are arranged in the interior of the lifting table leg 20 and the table foot 50 respectively, thereby saving space. Through the plug-in locking of the table leg and the table foot 50, the plug-in connection mode in combination with the design of mutual abutting locking can realize the accurate positioning and connection between the table foot 50 and the table leg. In the daily use process of the table frame, whether the table top and the placed articles bear the gravity or are subjected to external force interference such as collision and slight vibration of the user, the locking structure can effectively prevent the loosening and displacement between the table foot 50 and the table leg, and ensure the stability of the overall structure of the table frame.

[0057] Specifically, referring to Figures 8-11 , the plug-in piece one 26 is provided with a locking hole one 25, and the plug-in piece two 52 is provided with a locking hole two 51, when the plug-in piece two 52 and the plug-in piece one 26 abut each other, the locking hole one 25 and the locking hole two 51 cooperate to fix the table foot 50.

[0058] In the installation, the user only needs to plug in the plug-in piece one 26 and the plug-in piece two 52, and then install the locking, which is simple and convenient in installation and alignment, and the existence of the locking hole one 25 and the locking hole two ensures the fixing strength.

[0059] Further, referring to Figures 1-5 , the foldable lifting table frame 1 further comprises: a power source, and the power source is drivingly connected with at least one pair of the lifting table legs 20 through a transmission member 30, or each power source is drivingly connected with one lifting table leg 20.

[0060] The power source is used to drive the table leg to lift, for example, the power source can adopt a motor, and the transmission member 30 is arranged on the table leg, which does not need to be installed by the user, thereby avoiding the problems of incorrect installation and out-of-position installation of the transmission rod by the user. The double-table-leg electric lifting table can adopt a form of double-motor driving double table legs, or a form of single-motor driving double table legs.

[0061] Although the utility model discloses as above, the utility model is not limited to this. Any person skilled in the art, without departing from the spirit and scope of the utility model, can make various changes and modifications, therefore the protection scope of the utility model should be the range defined by the claims.

Claims

1. A foldable lifting table frame, characterized in that, The foldable lifting table frame comprises: a support beam (10); at least one pair of opposite lifting table legs (20) rotatably connected to the support beam (10) at one end; a support arm (40) movably connected to the lifting table leg (20), and the support arm (40) is movable between a folded position and an unfolded position, and the length direction of the support arm (40) is parallel to the length direction of the support beam (10) in the folded position, and the length direction of the support arm (40) forms an angle with the length direction of the support beam (10) in the unfolded position.

2. The foldable lift table frame of claim 1, wherein, The support arm (40) comprises a mounting sliding groove (41) and a locking groove (42), the mounting sliding groove (41) is connected to the locking groove (42), the lifting table leg (20) is provided with a positioning block (21), the positioning block (21) is slidable along the mounting sliding groove (41), and the support arm (40) is locked when the positioning block (21) slides into the locking groove (42).

3. The foldable lift table frame of claim 2, wherein, The positioning block (21) is provided with a sliding nut one (22) and a sliding nut two (23), the sliding nut one (22) and the sliding nut two (23) are arranged in the mounting sliding groove (41) in a spaced manner, the locking groove (42) comprises a receiving groove one (43) and a receiving groove two (44), one end of the receiving groove one (43) and one end of the receiving groove two (44) are connected to the mounting sliding groove (41) respectively, and the other ends are arranged in a spaced manner, and the support arm (40) is located in the unfolded position when the sliding nut one (22) abuts against the receiving groove one (43) and the sliding nut two (23) abuts against the receiving groove two (44).

4. The foldable lift table frame of claim 3, wherein, The bottom of the receiving groove one (43) is provided with an abutting wall (45), the abutting wall (45) is arranged on the side of the receiving groove one (43) away from the mounting sliding groove (41), the sliding nut two (23) is rotatably slid into the receiving groove two (44) when the sliding nut one (22) abuts against the abutting wall (45), and the support arm (40) is located in the unfolded position when the sliding nut two (23) is rotated by a certain angle in the receiving groove two (44).

5. The foldable lift table frame of claim 4, wherein, The foldable lifting table frame comprises a locking member (70), the lifting table leg (20) is provided with a matching hole one (24), the support arm (40) is provided with a matching hole two (46), and the matching hole one (24), the matching hole two (46) and the locking member (70) are matched to lock the support arm (40).

6. The foldable lift table frame of claim 1, wherein, The lifting table frame comprises a connecting member (60), one end of the connecting member (60) is connected to the lifting table leg (20), and the other end is connected to the support beam (10).

7. The foldable lifting table frame according to claim 6, wherein the support beam (10) is provided with a rotating arc slot (11) and a positioning hole (12), the rotating arc slot (11) is arranged on the side wall of the support beam (10), the positioning hole (12) is arranged outside the rotating arc slot (11), the connecting piece (60) is installed in the rotating arc slot (11) and the positioning hole (12), the connecting piece (60) slides in the rotating arc slot (11) with the positioning hole (12) as the shaft, so as to fold the lifting table leg (20).

8. The foldable lift table frame of any of claims 1-7, wherein, The lifting table frame comprises a table leg (50), which is detachably installed on the lifting table leg (20).

9. The foldable lift table frame of claim 8, wherein, The lifting table leg (20) is provided with a plug-in piece one (26), the table leg (50) is provided with a plug-in piece two (52), the plug-in piece two (52) and the plug-in piece one (26) are locked with each other; The plug-in piece one (26) is provided with a locking hole one (25), the plug-in piece two (52) is provided with a locking hole two (51), when the plug-in piece two (52) and the plug-in piece one (26) are locked with each other, the locking hole one (25) and the locking hole two (51) are matched to fix the table leg (50).

10. The foldable lift table frame of claim 1, wherein, Further comprising a power source, one of the power sources is drivingly connected with at least one pair of the lifting table legs (20) through a transmission member (30); or each of the power sources is drivingly connected with one of the lifting table legs (20) respectively.

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