Stand column structure and lifting table

Abstract

The utility model provides a stand column structure, which is applied to a lifting table to drive the lifting table to lift, and comprises a first inner pipe, a second inner pipe and a third inner pipe, the second inner pipe is arranged on the first inner pipe in a sleeving mode, and the first inner pipe and the second inner pipe can slide relatively; the rotation stopping piece is fixed to the side, close to the second inner pipe, of the first inner pipe; wherein the pipe wall, close to one side of the first inner pipe, of the second inner pipe is provided with a slide way, the rotation stopping part is provided with an embedded part matched with the slide way, the stand column structure drives the lifting table to ascend and descend so as to meet the use requirements of different users, the rotation stopping part is arranged between the first inner pipe and the second inner pipe, and the pipe wall, close to one side of the first inner pipe, of the second inner pipe is provided with the slide way. The embedded part of the rotation stopping piece can be embedded into the sliding way, so that when the first inner pipe and the second inner pipe slide relatively, the rotation stopping piece can slide in a reciprocating mode in the extending direction of the sliding way, the first inner pipe and the second inner pipe are prevented from rotating relatively in the circumferential direction, and the stability of the lifting table is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of furniture, and in particular to a column structure and a lifting table. Background Art

[0002] When writing and working, users of different heights have different requirements for desk height. Therefore, height-adjustable desks have emerged to meet these different height requirements. These desks are raised and lowered through a column structure, allowing the height of the desk to meet the user's needs. However, in actual use, there is a problem: the column structure's anti-rotation effect is not ideal. During use, the column structure easily rotates, making the desk unstable and the user experience poor. Therefore, it is necessary to provide a new column structure to improve the anti-rotation effect of the column structure. Utility Model Content

[0003] Therefore, the present invention provides a column structure and a lifting table to solve the problem that the column structure is easy to rotate, resulting in the instability of the lifting table.

[0004] In order to solve the above problems, the utility model provides a column structure, which is applied to a lifting table to drive the lifting table to rise and fall. The column structure includes: a first inner tube; a second inner tube, the second inner tube is sleeved on the first inner tube, and the first inner tube and the second inner tube can slide relative to each other; a stopper, the stopper is fixed on the side of the first inner tube close to the second inner tube; wherein, a slide is provided on the tube wall of the second inner tube close to the first inner tube, and the stopper is provided with an embedded portion adapted to the slide.

[0005] Compared with the existing technology, the technical effect achieved by adopting this technical solution is: the column structure drives the lifting table to rise and fall to meet the usage needs of different users. The column structure includes a first inner tube, a second inner tube and a stopper. The second inner tube is sleeved on the first inner tube. The stopper is arranged between the first inner tube and the second inner tube. A slide is provided on the tube wall of the second inner tube close to the side of the first inner tube. The stopper is provided with an embedded part, which can be embedded in the slide, so that when the first inner tube and the second inner tube slide relative to each other, the stopper can slide back and forth along the direction of extension of the slide to prevent the first inner tube and the second inner tube from relative circumferential rotation, so as to increase the stability of the lifting table.

[0006] Furthermore, the slideway extends along the axial direction of the second inner tube, and the extending direction of the slideway is consistent with the extending direction of the embedded portion.

[0007] Compared with the existing technology, the technical effect achieved by adopting this technical solution is: the slide extends along the axial direction of the second inner tube, and the embedded part is consistent with the extension direction of the slide, so that the anti-rotation member can slide along the slide.

[0008] Furthermore, the end of the embedded portion has a slope.

[0009] Compared with the prior art, the technical effect achieved by adopting this technical solution is that the end of the embedded portion has a bevel to increase the strength of the anti-rotation member and prevent the first inner tube and the second inner tube from rotating relative to each other.

[0010] Furthermore, the anti-rotation part also includes: a matching part, which is arranged on the side of the embedded part close to the second inner tube, and the matching part is fixedly connected to the embedded part; wherein, when the embedded part is embedded in the slide, one side of the matching part fits with the second inner tube.

[0011] Compared with the existing technology, the technical effect achieved by adopting this technical solution is: the matching part is arranged on the side of the embedded part close to the second inner tube. When the embedded part is embedded in the slide, the matching part and the second inner tube fit together, increasing the stability when the anti-rotation part and the second inner tube are fixed to each other.

[0012] Furthermore, the matching portion includes: an extending portion, which is provided on both sides of the matching portion and extends along the direction of the wall of the second inner tube.

[0013] Compared with the existing technology, the technical effect achieved by adopting this technical solution is: the extension part is arranged on both sides of the matching part, and the extension part extends along the direction of the second inner tube wall to increase the contact area between the matching part and the second inner tube wall.

[0014] Furthermore, the anti-rotation component also includes: a protrusion, which is arranged on a side of the matching portion away from the embedded portion; wherein the first inner tube is provided with an embedded hole adapted to the protrusion, and the protrusion and the embedded hole cooperate with each other.

[0015] Compared with the existing technology, the technical effect achieved by adopting this technical solution is: the anti-rotation member is provided with a protrusion, which can extend into the embedded hole, so that the anti-rotation member is fixed on the first inner tube, and the anti-rotation member is respectively connected to the first inner tube and the second inner tube to prevent the first inner tube and the second inner tube from relative circumferential rotation.

[0016] Furthermore, the anti-rotation part also includes: a locking part, which is arranged on the side of the matching part away from the embedded part; wherein, the first inner tube is provided with a locking hole adapted to the locking part, and the locking part has an extending end, which extends into the locking hole and abuts against the peripheral side of the locking hole.

[0017] Compared with the existing technology, the technical effect achieved by adopting this technical solution is: a locking part is provided on the anti-rotation part, a locking hole is provided on the first inner tube, the locking part extends into the locking hole, and the extended end of the locking part and the peripheral side of the locking hole are interlocked with each other, so that the anti-rotation part is fixed on the first inner tube to increase the reliability of the anti-rotation part being fixed on the first inner tube.

[0018] Furthermore, a plurality of anti-rotation parts are provided, and the anti-rotation parts are evenly arranged along the circumferential direction of the first inner tube on the side close to the second inner tube.

[0019] Compared with the existing technology, the technical effect achieved by adopting this technical solution is: the anti-rotation parts are evenly arranged along the circumferential direction of the first inner tube close to the second inner tube, preventing the first inner tube and the second inner tube from rotating relative to each other in the circumferential direction, thereby increasing the stability of the lifting table and preventing the lifting table from shaking.

[0020] Furthermore, the anti-rotation component is integrally formed.

[0021] Compared with the existing technology, the technical effect achieved by adopting this technical solution is that the anti-rotation part is integrally formed, which is easy to process. At the same time, the strength of the anti-rotation part is increased, and the stability of the lifting table is increased.

[0022] A lifting table comprises a column structure.

[0023] Compared with the existing technology, the technical effect achieved by adopting this technical solution is: the lifting table includes a column structure, and the column structure is provided with a rotation stop to prevent the first inner tube and the second inner tube from rotating relative to each other in the circumferential direction, so as to increase the stability of the lifting table.

[0024] After adopting the technical solution of the utility model, the following technical effects can be achieved:

[0025] (1) The column structure drives the lifting table to move up and down to meet the needs of different users. The column structure includes a first inner tube, a second inner tube and a stopper. The second inner tube is sleeved on the first inner tube. The stopper is arranged between the first inner tube and the second inner tube. A slide is provided on the tube wall of the second inner tube close to the first inner tube. The stopper is provided with an embedded portion. The embedded portion can be embedded in the slide, so that when the first inner tube and the second inner tube slide relative to each other, the stopper can slide back and forth along the direction in which the slide extends, thereby preventing the first inner tube and the second inner tube from rotating relative to each other, thereby increasing the stability of the lifting table.

[0026] (2) The slide extends along the axial direction of the second inner tube, and the embedded portion is consistent with the extension direction of the slide, so that the first inner tube and the second inner tube can slide relative to each other;

[0027] (3) The fitting portion is provided on a side of the embedding portion close to the second inner tube. When the embedding portion is embedded in the slideway, the fitting portion and the second inner tube fit together, thereby increasing the stability when the anti-rotation member and the second inner tube are fixed to each other. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 A first structural schematic diagram of a column structure provided by an embodiment of the present utility model;

[0029] Figure 2 is a first structural schematic diagram of the interior of the column structure;

[0030] Figure 3 for Figure 2Enlarged view of middle area A;

[0031] Figure 4 is a schematic diagram of a second structure inside the column structure;

[0032] Figure 5 A first structural schematic diagram of the anti-rotation member;

[0033] Figure 6 A second structural schematic diagram of the anti-rotation member;

[0034] Figure 7 Schematic diagram of the internal structure of the outer tube.

[0035] Description of reference numerals:

[0036] 100: Column structure; 110: First inner tube; 111: Embedding hole; 112: Locking hole; 120: Second inner tube; 121: Slide; 122: Embedding through hole; 123: Locking through hole; 130: Anti-rotation member; 131: Embedding portion; 131a: Inclined surface; 132: Fitting portion; 132a: Extension portion; 133: Protrusion; 134: Locking portion; 134a: Extension end; 140: Outer tube; 141: Outer tube slide. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0038] The present invention provides a column structure 100. The column structure 100 is shown in the attached figure. Figure 1 As shown, the column structure 100 is applied to the lifting table to drive the lifting table to rise and fall. The column structure 100 includes: a first inner tube 110, a second inner tube 120 and a stopper 130. The second inner tube 120 is sleeved on the first inner tube 110, and the second inner tube 120 and the first inner tube 110 can slide relative to each other. The stopper 130 is fixed on the side of the first inner tube 110 close to the second inner tube 120, wherein a slide 121 is provided on the tube wall of the second inner tube 120 close to the first inner tube 110, and the stopper 130 is provided with an embedded portion 131 adapted to the slide 121.

[0039] For example, as shown in the attached Figure 2 and attached Figure 3 As shown, the second inner tube 120 is provided with a slideway 121. Figure 5As shown, the anti-rotation member 130 is provided with an embedded portion 131, which cooperates with the slide 121 so that when the first inner tube 110 and the second inner tube 120 slide relative to each other, the anti-rotation member 130 can slide back and forth along the direction in which the slide 121 extends, preventing the first inner tube 110 and the second inner tube 120 from rotating circumferentially relative to each other, thereby increasing the stability of the lifting table.

[0040] In addition, there are multiple slideways 121.

[0041] For example, the slideway 121 extends along the axial direction of the second inner tube 120 , and the extending direction of the slideway 121 is consistent with the extending direction of the embedding portion 131 .

[0042] For example, as shown in the attached Figure 2 As shown, the slide 121 extends along the axial direction of the second inner tube 120 , and the extending direction of the embedded portion is consistent with the extending direction of the slide 121 , so that the anti-rotation member 130 can slide along the slide 121 .

[0043] Specifically, the end of the embedding portion 131 has an inclined surface 131 a.

[0044] Specific instructions, as attached Figure 5 As shown, the end of the embedded portion 131 has an inclined surface 131 a to increase the strength of the anti-rotation member 130 and prevent the first inner tube 110 and the second inner tube 120 from rotating relative to each other.

[0045] Specifically, the anti-rotation member 130 also includes: a fitting portion 132, which is arranged on the side of the embedded portion 131 close to the second inner tube 120, and the fitting portion 132 is fixedly connected to the embedded portion 131; wherein, when the embedded portion 131 is embedded in the slide 121, one side of the fitting portion 132 is in contact with the second inner tube 120.

[0046] Specifically, as attached Figure 5 As shown, the anti-rotation member 130 is provided with a matching portion 132. Figure 3 As shown, when the embedding portion 131 is embedded in the slideway 121 , one side of the matching portion 132 fits against the second inner tube 120 , thereby increasing the stability of the anti-rotation member 130 and the second inner tube 120 when they are fixed to each other.

[0047] For example, the matching portion 132 further includes an extending portion 132 a . The extending portions 132 a are disposed on both sides of the matching portion 132 . The extending portions 132 extend along the wall of the second inner tube 120 .

[0048] For example, as shown in the attached Figure 5As shown, the extension portions 132 a are disposed on both sides of the fitting portion 132 , and the extension portions 132 a extend along the wall of the second inner tube 120 to increase the contact area between the fitting portion 130 and the wall of the second inner tube 120 .

[0049] Specifically, the anti-rotation member 130 also includes: a protrusion 133, which is arranged on the side of the matching portion 132 away from the embedded portion 131; wherein the first inner tube 110 is provided with an embedded hole 111 adapted to the protrusion 133, and the protrusion 133 and the embedded hole 111 cooperate with each other.

[0050] Specifically, as attached Figure 6 As shown, the stop member 130 is provided with a protrusion 133, which can extend into the embedded hole 111, so that the stop member 130 is fixed on the first inner tube 110. The stop member 130 is respectively connected to the first inner tube 110 and the second inner tube 120 to prevent the first inner tube 110 and the second inner tube 120 from relative circumferential rotation.

[0051] Specifically, the anti-rotation member 130 also includes: a locking portion 134, which is arranged on the side of the matching portion 132 away from the embedded portion 131; wherein, the first inner tube 110 is provided with a locking hole 112 adapted to the locking portion 134, and the locking portion 134 is provided with an extension end 134a, which extends into the locking hole 112, and the extension end 134a and the peripheral side of the locking hole 112 are abutted against each other.

[0052] Specifically, as attached Figure 6 As shown, the anti-rotation member 130 is provided with a locking portion 134, and the locking portion 134 is provided on a side of the matching portion 132 away from the embedding portion 131. Figure 5 As shown, the locking portion 134 is provided with an extended end 134a. Figure 4 As shown, the first inner tube 110 is provided with a locking hole 112, the extension end 134a extends into the locking hole 112, and the extension end 134a and the peripheral side of the locking hole 112 abut against each other to increase the stability of the anti-rotation member 130 fixed on the first inner tube 110.

[0053] For example, a plurality of anti-rotation parts 130 are provided, and the anti-rotation parts 130 are evenly arranged along the circumferential direction of the first inner tube 110 close to the second inner tube 120.

[0054] For example, the anti-rotation parts 130 are evenly arranged along the circumferential direction of the first inner tube 110 close to the second inner tube 120 to prevent the first inner tube 110 and the second inner tube 120 from rotating relative to each other in the circumferential direction, thereby increasing the stability of the lifting table and preventing the lifting table from shaking.

[0055] Specifically, the anti-rotation component 130 is integrally formed.

[0056] Specifically, the anti-rotation member 130 is integrally formed, which is easy to process. At the same time, the strength of the anti-rotation member 130 is increased, thereby improving the stability of the lifting table.

[0057] Preferably, as attached Figure 1 As shown, the column structure 100 also includes an outer tube 140, which is sleeved on the second inner tube 120, and the outer tube 140 and the second inner tube 120 can slide relative to each other. A stopper 130 is also provided between the outer tube 140 and the second inner tube 120, and the stopper 130 limits the relative circumferential rotation between the outer tube 140 and the second inner tube 120.

[0058] As attached Figure 7 As shown, the outer tube 140 is provided with an outer tube slide 141, the stop member 130 is provided with an embedded portion 131, and the embedded portion 131 is embedded in the outer tube slide 141. The second inner tube 120 is provided with an embedded through hole 122, so that the embedded portion 131 of the stop member 130 can cooperate with the embedded through hole 122. The second inner tube 120 is also provided with a locking through hole 123, and the locking portion 134 of the stop member 130 cooperates with the locking through hole 123, and the extension portion 134a of the locking portion 134 abuts against the circumferential side of the locking through hole 123, so that the stop member 130 is fixed on the side of the second inner tube 120 close to the outer tube 140, thereby avoiding relative circumferential rotation between the second inner tube 120 and the outer appearance 140.

[0059] The present utility model also provides a lifting table, which includes a column structure 100 .

[0060] Specifically, the lifting table includes a column structure 100, and the column structure 100 is provided with a rotation-stopping member to prevent the first inner tube and the second inner tube from rotating relative to each other in the circumferential direction, so as to increase the stability of the lifting table.

[0061] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A column structure, characterized in that: The column structure (100) is applied to a lifting table to drive the lifting table to move up and down, and the column structure (100) comprises: a first inner tube (110); a second inner tube (120), wherein the second inner tube (120) is sleeved on the first inner tube (110), and the second inner tube (120) and the first inner tube (110) are capable of sliding relative to each other; a rotation-stopping member (130), the rotation-stopping member (130) being fixed on a side of the first inner tube (110) close to the second inner tube (120); A slideway (121) is provided on the tube wall of the second inner tube (120) on the side close to the first inner tube (110), and the anti-rotation member (130) is provided with an embedded portion (131) adapted to the slideway (121).

2. The column structure according to claim 1, characterized in that: The slideway (121) extends along the axial direction of the second inner tube (120), and the extension direction of the slideway (121) is consistent with the extension direction of the embedded portion (131).

3. The column structure according to claim 2, characterized in that: The end of the embedded portion (131) has a slope (131a).

4. The column structure according to claim 2, characterized in that: The anti-rotation member (130) further includes: a matching portion (132), the matching portion (132) being provided on a side of the embedded portion (131) close to the second inner tube (120), and the matching portion (132) being fixedly connected to the embedded portion (131); Wherein, when the embedding portion (131) is embedded in the slideway (121), one side of the matching portion (132) and the second inner tube (120) are in contact with each other.

5. The column structure according to claim 4, characterized in that: The matching portion (132) includes: An extension portion (132a), the extension portion (132a) being provided on both sides of the matching portion (132), and the extension portion (132a) extending along the direction of the tube wall of the second inner tube (120).

6. The column structure according to claim 4, characterized in that: The anti-rotation member (130) further includes: a protruding portion (133), the protruding portion (133) being provided on a side of the matching portion (132) away from the embedded portion (131); The first inner tube (110) is provided with an embedding hole (111) adapted to the protruding portion (133), and the protruding portion (133) and the embedding hole (111) cooperate with each other.

7. The column structure according to claim 6, characterized in that: The anti-rotation member (130) further includes: a locking portion (134), the locking portion (134) being provided on a side of the matching portion (132) away from the embedding portion (131); The first inner tube (110) is provided with a locking hole (112) adapted to the locking portion (134), the locking portion (134) has an extension end (134a), the extension end (134a) extends into the locking hole (112), and the extension end (134a) and the peripheral side of the locking hole (112) abut against each other.

8. The column structure according to claim 1, characterized in that: A plurality of the rotation-stopping members (130) are provided, and the rotation-stopping members (130) are evenly arranged along the circumferential direction of the first inner tube (110) on a side close to the second inner tube (120).

9. The column structure according to claim 8, characterized in that: The anti-rotation component (130) is integrally formed.

10. A lifting table, characterized in that: The lifting table includes the column structure according to any one of claims 1 to 9.

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