CN216534556U

CN216534556U - Chair and chair legs thereof

Info

Publication number: CN216534556U
Application number: CN202122460308.2U
Authority: CN
Inventors: 王江林; 刘磊; 游宗意
Original assignee: Anji Henglin Technology Development Co ltd
Current assignee: Anji Henglin Technology Development Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-05-17
Anticipated expiration: 2031-10-12

Abstract

The utility model discloses a chair and chair legs thereof, which comprise a chair leg main body and a plurality of main chair legs, wherein the chair leg main body is provided with a central hole for inserting and installing a chair seat supporting rod, the chair leg main body extends to the periphery to form a plurality of auxiliary chair legs, and the main chair legs are respectively detachably arranged on the auxiliary chair legs; the chair leg assembly is characterized by also comprising a plurality of fasteners, wherein the main chair leg and the auxiliary chair leg are respectively provided with a threaded hole and a mounting hole, and one end of each fastener extends into the mounting hole and is in threaded fit with the threaded hole so that the main chair leg and the auxiliary chair leg can be detachably connected; through above technical scheme for outer chair foot can be separately placed with integrated into one piece's chair foot main part and interior chair foot, has practiced thrift the space, convenient transportation.

Description

Chair and chair legs thereof

Technical Field

The utility model belongs to the field of seats, and particularly relates to a chair and chair legs thereof.

Background

The chair is a furniture widely used in daily life and work, has various types and functions, and meets different use requirements.

The chair legs of the existing chair are usually of a radioactive integral structure, so that the occupied space is large, the wasted space is large, the transportation cost is high and the expenditure of enterprises is increased when the chair is packed and transported; there are also removable structures on the market, which, although advantageous for the manufacturer or distributor, are cumbersome and not a perfect solution for the user, since their removal and assembly requires the use of tools.

The swivel chair leg comprises a fixing component, an elastic part, a sliding block matched with the fixing component through the elastic part, and a leg tube sleeved on the fixing component, wherein the fixing component comprises a hollow ring, a boss and a fixing seat matched with the sliding block. The swivel chair leg is assembled, and when the swivel chair leg is packaged and transported, each part can be separately placed to save space; when the user assembles and uses the device, the assembly can be completed without other tools, which is very convenient; in the aspect of processing, each part can be processed separately, so that the size of the die is reduced, and the cost of the die is reduced; however, those skilled in the art will find that many parts are required in the assembly process of the chair leg, and the assembly process of the chair leg is complicated, which is convenient for manufacturers and suppliers, but troublesome for buyers and individuals.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a chair and chair legs thereof, wherein the chair legs are of an assembly structure, are convenient to pack and transport, and are few in parts and convenient to assemble.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a chair leg comprises a chair leg main body and a plurality of main chair legs, wherein the chair leg main body is provided with a central hole for inserting and installing a chair seat supporting rod, the chair leg main body extends to the periphery to form a plurality of auxiliary chair legs, and the main chair legs are detachably installed on the auxiliary chair legs respectively;

the main chair leg and the auxiliary chair leg are respectively provided with a threaded hole and a mounting hole, and one end of a fastener extends into the mounting hole and is in threaded fit with the threaded hole so that the main chair leg and the auxiliary chair leg can be detachably connected.

Preferably, a first accommodating groove is formed in the main chair leg, the inner end of the first accommodating groove is an open end, the plurality of auxiliary chair legs are located in the first accommodating grooves in the plurality of main chair legs respectively, and the threaded hole is located in the first accommodating groove.

Preferably, the bottom wall of the first accommodating groove is located above the auxiliary chair leg, the threaded hole is located in the bottom wall of the first accommodating groove, and the threaded hole is a blind hole.

Preferably, the first accommodating groove further comprises a second inner side wall, the second inner side wall is located at the outer end of the first accommodating groove, and the second inner side wall is provided with the second accommodating groove;

the outer ends of the auxiliary chair legs extend outwards and upwards to form extending parts, and the extending parts extend into the second accommodating groove and are abutted to the upper inner side wall and the lower inner side wall of the second accommodating groove.

Preferably, the lower inner side wall of the second accommodating groove is a plane, and the lower inner side wall of the second accommodating groove gradually rises from inside to outside.

Preferably, a protruding portion is arranged on the bottom wall of the first accommodating groove, the lower surface of the protruding portion abuts against the auxiliary chair leg, and the threaded hole is located on the lower surface of the protruding portion and close to the inner end of the protruding portion.

Preferably, the auxiliary chair leg is provided with a first groove, the outer end of the first groove is an open end, the mounting hole is positioned in the first groove, the protruding portion is positioned in the first groove, the lower surface of the protruding portion abuts against the bottom wall of the first groove, and the left side wall and the right side wall of the protruding portion abut against the left side wall and the right side wall of the first groove respectively.

Preferably, still be equipped with first strengthening rib and two second strengthening ribs, two second strengthening ribs are located the left side wall that is used for connecting the bellying and the left inside wall of first holding tank and the right side wall of bellying and the right inside wall of first holding tank respectively, first strengthening rib is used for connecting the lower surface of bellying and the second inside wall of first holding tank.

Preferably, the auxiliary chair leg comprises a first connecting portion and a second connecting portion which are integrally formed, the inner end of the first connecting portion is integrally formed with the chair leg main body, the outer end of the second connecting portion is integrally formed with the extending portion, the first groove is formed in the first connecting portion, and the second connecting portion is inclined downwards gradually from inside to outside so that the extending portion is located below the first groove.

A chair comprises the chair leg.

The utility model has the technical effects that the outer chair leg can be separately placed with the integrally formed chair leg main body and the inner chair leg, thereby saving the space and facilitating the transportation.

Drawings

FIG. 1 is a first schematic structural view of a chair leg according to the present invention;

FIG. 2 is a second schematic structural view of a chair leg according to the present invention;

FIG. 3 is a first schematic structural view of the chair leg main body according to the present invention;

FIG. 4 is a second schematic structural view of the chair leg main body according to the present invention;

FIG. 5 is a schematic view of the structure of the main chair leg of the utility model;

fig. 6 is a partially enlarged view of a portion a in fig. 5.

Description of reference numerals: 1. a chair leg main body; 2. a main chair leg; 10. a central bore; 11. a sub-chair leg; 20. a threaded hole; 12. mounting holes; 21. a first accommodating groove; 110. an extension portion; 210. a second accommodating groove; 211. a boss portion; 111. a first groove; 22. a first reinforcing rib; 23. a second reinforcing rib; 112. a first connection portion; 113. a second connecting portion; 24. a first inner side wall; 25. a first side wall; 26. a second side wall.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, 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 to implicitly indicate 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 description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. 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.

In the present invention, for convenience of description, six directions of "up", "down", "inside", "outside", "left", "right", etc. are based on fig. 2; wherein; the direction toward the central hole is inward and the direction away from the central hole is outward.

The chair leg shown in fig. 1 and 2 comprises a chair leg main body 1 shown in fig. 3 and 4 and five main chair legs 2 shown in fig. 5, wherein a central hole 10 for inserting and installing a seat support rod is formed in the chair leg main body 1, the chair leg main body 1 extends to the periphery to form five auxiliary chair legs 11, the inner sides of the main chair legs 2 are detachably installed on the auxiliary chair legs 11 respectively, and the outer sides of the main chair legs 2 are used for installing rollers to be in contact with the ground.

In the embodiment of the utility model, five fasteners are further arranged, the main chair leg 2 is provided with a threaded hole 20, the auxiliary chair leg 11 is provided with a mounting hole 12, and one end of one fastener extends into the mounting hole 12 and is in threaded fit with the threaded hole 20 so that the main chair leg 2 and the auxiliary chair leg 11 can be detachably connected; wherein the fastener is preferably a bolt.

Therefore, in the transportation process, the main chair legs 2 can be placed separately from the chair leg main body 1, so that the space is saved, and the transportation is convenient.

In an embodiment of the present invention, as shown in fig. 5 and fig. 6, a first receiving groove 21 is formed on the main chair leg 2, an inner end of the first receiving groove 21 is an open end, the plurality of auxiliary chair legs 11 are respectively located in the first receiving grooves 21 on the plurality of main chair legs 2, and the threaded hole 20 is located in the first receiving groove 21; further preferably, the bottom wall of the first receiving groove 21 is located above the auxiliary chair leg 11, the threaded hole 20 is located on the bottom wall of the first receiving groove 21, and the threaded hole 20 is a blind hole; thus, during the use of the chair leg, the auxiliary chair leg 11 is hidden in the main chair leg 2 and the fastening piece is positioned below the main chair leg 2, thereby making the chair leg more beautiful.

As shown in fig. 6, the first receiving groove 21 further includes a second inner sidewall, the second inner sidewall is located at an outer end of the first receiving groove 21, and a second receiving groove 210 is disposed on the second inner sidewall;

the outer end of the auxiliary chair leg 11 extends outwards and upwards to form an extension portion 110, and the extension portion 110 extends into the second receiving groove 210 and abuts against the upper inner side wall and the lower inner side wall of the second receiving groove 210. So set up, can tentatively restrict the removal of main chair foot 2 in upper and lower direction.

Further preferably, the lower inner side wall of the second receiving groove 210 is a plane, and the lower inner side wall of the second receiving groove 210 gradually rises from inside to outside; so set up, increased the structural stability of whole chair foot, improved the support intensity of whole chair foot.

As shown in fig. 6, a protrusion 211 is disposed on a bottom wall of the first receiving groove 21, a lower surface of the protrusion 211 abuts against the sub-seat leg 11, and the threaded hole 20 is disposed on the lower surface of the protrusion 211 and near an inner end of the protrusion 211.

Further preferably, a first groove 111 is formed in the auxiliary chair leg 11, an outer end of the first groove 111 is an open end, the mounting hole 12 is located in the first groove 111, the protruding portion 211 is partially located in the first groove 111, a lower surface of the protruding portion 211 abuts against a bottom wall of the first groove 111, and left and right side walls of the protruding portion 211 abut against left and right side walls of the first groove 111 respectively. So set up, can tentatively restrict the removal of main chair foot 2 in the left and right direction.

Still further preferably, still be equipped with first strengthening rib 22 and two second strengthening ribs 23, two second strengthening ribs 23 are located the left side wall that is used for connecting bellying 211 and the left inside wall of first holding tank 21 and the right side wall of bellying 211 and the right inside wall of first holding tank 21 respectively, first strengthening rib 22 is used for connecting the lower surface of bellying 211 and the second inside wall of first holding tank 21.

In the embodiment of the utility model, as shown in fig. 3 and 4, the sub-chair leg 11 includes a first connecting portion 112 and a second connecting portion 113 which are integrally formed, the inner end of the first connecting portion 112 is integrally formed with the chair leg main body 1, the outer end of the second connecting portion 113 is integrally formed with the extending portion 110, the first groove 111 is located on the first connecting portion 112, and the second connecting portion 113 is gradually inclined downward from inside to outside so that the extending portion 110 is located below the first groove 111; so set up the support intensity that has further strengthened the chair foot structure, still make vice chair foot 11 can adapt to the structure of main chair foot 2 simultaneously.

Further preferably, in order to save raw materials, the second connecting portion 113 and the extending portion 110 are provided with a second groove.

In the embodiment of the present invention, the main chair leg 2 is provided with a first inner side wall 24, the first inner side wall 24 is an inwardly concave arc-shaped curved surface, the first inner side walls 24 on the plurality of main chair legs 2 are matched to form a circular hole, and the circular hole and the central hole 10 are coaxially distributed;

the main chair legs 2 are provided with a left first side wall 25 and a right first side wall 25, and the first side walls 25 on two adjacent main chair legs 2 are attached to each other;

and the main chair legs 2 are provided with a left second side wall 26 and a right second side wall 26, and the second side walls 26 on two adjacent main chair legs 2 are matched to form a U-shaped surface.

Thus, the chair leg in the embodiment of the utility model is basically consistent with the integrally formed chair leg in appearance, and is more beautiful.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A chair leg comprises a chair leg main body (1) and a plurality of main chair legs (2), wherein a center hole (10) for inserting and installing a chair seat supporting rod is formed in the chair leg main body (1), the chair leg main body (1) extends towards the periphery to form a plurality of auxiliary chair legs (11), and the main chair legs (2) are detachably installed on the auxiliary chair legs (11) respectively; it is characterized in that the preparation method is characterized in that,

threaded holes (20) and mounting holes (12) are respectively formed in the main chair leg (2) and the auxiliary chair leg (11), and one end of a fastener extends into the mounting hole (12) and is in threaded fit with the threaded holes (20) so that the main chair leg (2) and the auxiliary chair leg (11) can be detachably connected.

2. A chair leg according to claim 1, wherein the main chair leg (2) is provided with a first receiving slot (21), the inner end of the first receiving slot (21) is an open end, the plurality of auxiliary chair legs (11) are respectively located in the first receiving slots (21) of the plurality of main chair legs (2), and the threaded hole (20) is located in the first receiving slot (21).

3. A chair foot according to claim 2, characterized in that the bottom wall of the first receiving groove (21) is located above the secondary chair foot (11), and the threaded hole (20) is located in the bottom wall of the first receiving groove (21).

4. The chair foot according to claim 2, characterized in that the first accommodating groove (21) further comprises a second inner side wall, the second inner side wall is positioned at the outer end of the first accommodating groove (21), and the second inner side wall is provided with a second accommodating groove (210);

the outer end of the auxiliary chair leg (11) extends outwards to form an extension part (110), and the extension part (110) extends into the second accommodating groove (210) and is abutted to the upper inner side wall and the lower inner side wall of the second accommodating groove (210).

5. The chair foot according to claim 4, characterized in that the lower inner side wall of the second receiving groove (210) is a plane, and the lower inner side wall of the second receiving groove (210) is gradually raised from inside to outside.

6. A chair leg as claimed in claim 2, wherein a protrusion (211) is provided on a bottom wall of the first receiving groove (21), a lower surface of the protrusion (211) abuts against the auxiliary chair leg (11), and the threaded hole (20) is provided on a lower surface of the protrusion (211) and near an inner end of the protrusion (211).

7. The chair leg according to claim 6, wherein a first groove (111) is formed in the auxiliary chair leg (11), an outer end of the first groove (111) is an open end, the mounting hole (12) is located in the first groove (111), the protrusion (211) is partially located in the first groove (111), a lower surface of the protrusion (211) abuts against a bottom wall of the first groove (111), and left and right side walls of the protrusion (211) abut against left and right side walls of the first groove (111), respectively.

8. The chair foot according to claim 6, characterized in that a first reinforcing rib (22) and two second reinforcing ribs (23) are further provided, the two second reinforcing ribs (23) are respectively positioned on the left side wall for connecting the protruding part (211) with the left inner side wall of the first accommodating groove (21) and the right side wall of the protruding part (211) with the right inner side wall of the first accommodating groove (21), and the first reinforcing rib (22) is used for connecting the lower surface of the protruding part (211) with the second inner side wall of the first accommodating groove (21).

9. A chair foot according to claim 7, characterized in that the auxiliary chair foot (11) comprises a first connecting part (112) and a second connecting part (113) which are integrally formed, the inner end of the first connecting part (112) is integrally formed with the chair foot main body (1), the outer end of the second connecting part (113) is integrally formed with the extension part (110), the first groove (111) is positioned on the first connecting part (112), and the second connecting part (113) is gradually inclined downwards from inside to outside so that the extension part (110) is positioned below the first groove (111).

10. A chair comprising a foot according to any one of claims 1-9.