CN210249210U

CN210249210U - Folding chair leg

Info

Publication number: CN210249210U
Application number: CN201921294295.2U
Authority: CN
Inventors: 唐国华
Original assignee: Anji South Furniture Co ltd
Current assignee: Anji Nanfang Furniture Co ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-04-07
Anticipated expiration: 2029-08-09

Abstract

The utility model relates to a folding chair leg, which comprises a sleeve and a support leg, wherein the outer periphery of the sleeve is connected with a connecting piece, and one end of the support leg is hinged with the connecting piece to realize the rotation of the support leg in the folding direction and the opening direction; the upper end face of the connecting piece is provided with a limiting edge which protrudes out of the side wall of the connecting piece, and when the support legs rotate to a fully opened state, the limiting edge stops the support legs from further rotating in the opening direction; and an elastic part is arranged on one of the connecting part or the support leg, and when the support leg rotates to a fully opened state, the elastic part is in interference fit with the other one of the support leg or the connecting part. Compared with the prior art, the utility model discloses a chair foot is collapsible to adopt spacing edge, the structure setting of elastic component, strengthen overall stability and the fastness of chair foot after opening completely, improved travelling comfort, security.

Description

Folding chair leg

Technical Field

The utility model belongs to the technical field of furniture equipment, especially, relate to a folding chair foot.

Background

Chair legs, also known as five-star chair legs, are common accessories of chairs of the types of swivel chairs, office chairs and the like, most of the chair legs in the market are in a radial integrated structure at present, and can not be folded, so that the chair legs occupy higher space cost and transportation cost when being stored, boxed and transported; although some five-star chair feet are designed into detachable structures at present, the problems of folding, storage and the like are solved, the problems of poor stability and firmness of the chair feet exist when the chair feet are used, the whole comfort of the chair is poor, the service life is correspondingly shortened, and in addition, the chair feet also have the problems of complex assembly, complex appearance after assembly and the like.

In order to overcome the defects existing in the prior art, the utility model provides a foldable chair leg which is foldable, has good stability and firmness, good comfort, prolonged service life and is simple and beautiful.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing a foldable chair leg which is foldable, has good stability and firmness, good comfort, prolonged service life and is simple and beautiful.

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

a folding chair leg comprises a sleeve and a support leg, wherein the periphery of the sleeve is connected with a plurality of connecting pieces in a radial shape, and one end of the support leg is hinged with the connecting pieces to realize the rotation of the support leg in the folding direction and the opening direction; the upper end face of the connecting piece is provided with a limiting edge protruding out of the side wall of the connecting piece, and when the support legs rotate to a fully opened state, the limiting edge stops the support legs from further rotating in the opening direction; and an elastic part is arranged on one of the connecting part or the support leg, and when the support leg rotates to a fully opened state, interference fit is realized between the elastic part and the other one of the support leg or the connecting part.

The utility model realizes the folding of the support legs relative to the connecting piece and reduces the occupied space by hinging the support legs with the connecting piece, wherein the connecting piece not only has the function of connecting the support legs, but also has the bearing function when the chair legs are completely opened for use; the limiting edge is arranged on the upper end face of the connecting piece and has a dual-purpose function, on one hand, when the support legs rotate to a completely opened state, the limiting edge stops the support legs from further rotating in the opening direction (the whole body rotates upwards), so that the limiting effect is achieved, the stability of the support legs in the opened state is guaranteed, on the other hand, the connecting area between the sleeve and the connecting piece is increased, the connecting strength is enhanced, and the strength of the whole chair leg is guaranteed; meanwhile, after the support legs are completely opened, the connecting piece and the support legs clamp the elastic piece, so that the connecting piece and the support legs are prevented from rotating and shaking, the overall stability and firmness of the chair legs are enhanced, and the comfort and the safety are greatly improved; in addition, the sleeve and the connecting piece can be connected in an integrated forming mode, a welding connection mode and the like.

Preferably, the connecting piece comprises two first vertical side plates which are arranged in parallel, and one end of the supporting leg comprises two second vertical side plates which are arranged in parallel; a connecting rod is inserted between the two first vertical side plates and the two second vertical side plates and commonly penetrated.

Peg graft between a plurality of curb plates and connect through the connecting rod, effectively strengthened the fastness that connecting piece and stabilizer blade are connected, plate and board, face and the laminating mode between the face simultaneously, the stability of reinforcing chair foot when rotating in-process, open condition completely is difficult for producing and is rocked.

Preferably, the two first vertical side plates are inserted between the two second vertical side plates, and the limiting edge protrudes out of the outer side wall of the first vertical side plate.

The rotation of the supporting legs is convenient.

Preferably, the elastic member is an elastic strip; the connecting piece is provided with a longitudinal opening, so that the outer end part of the connecting piece forms the elastic strip.

The connecting piece is only required to be opened, so that the processing is convenient, and the connecting piece and the elastic body are of an integrated structure, so that the integrity is good, and the stability and firmness degree is high; and, set up the outer tip of elastic strip at the connecting piece, this is in order to reduce the resistance of stabilizer blade when rotating, and when rotating to tend to open completely, elastic component and stabilizer blade realization interference fit. In addition, the elastic member may be in various forms such as an elastic strip, a rubber protrusion, and the like.

Preferably, a reinforcing plate is connected between the lower end faces of the two first vertical side plates.

Because the connecting piece bears the bearing effect when the chair foot is opened completely and is used, and bearing pressure is big, consequently, the fastness of connecting piece has been strengthened in the setting of reinforcing plate, and stability guarantees connecting piece non-deformable.

Preferably, the connecting rod comprises a rod body and stopping ends connected to two ends of the rod body and used for preventing the connecting rod from sliding out of the supporting legs and the connecting piece.

The stability that the stabilizer blade is connected with the connecting piece is guaranteed to and the stabilizer blade is rotatory stability relative to the connecting piece.

Preferably, a roller mounting piece is connected to the lower end face of the other end of the supporting leg.

The installation of gyro wheel, universal wheel is convenient for.

Preferably, a foot decorative cover is covered and connected on the foot.

The overall appearance of the chair leg is simple and beautiful.

Preferably, the sleeve and the connecting piece are covered and connected with radial decorative covers.

The connecting structure between the sleeve, the connecting piece and the support legs is covered, so that the overall appearance of the chair leg is simple and attractive.

Preferably, the sleeve and the connecting piece are integrally formed by adopting high-quality carbon structural steel materials.

The integrated forming ensures that the sleeve and the connecting piece have strong integrity and high firmness.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a foldable chair leg which is foldable, has good stability and firmness, good comfort, prolonged service life and is concise and beautiful. The utility model realizes the folding of the support legs relative to the connecting piece and reduces the occupied space by hinging the support legs with the connecting piece, wherein the connecting piece not only has the function of connecting the support legs, but also has the bearing function when the chair legs are completely opened for use; the limiting edge is arranged on the upper end face of the connecting piece and has the function of killing two birds with one stone, on one hand, when the support legs rotate to the completely opened state, the limiting edge stops the support legs from further rotating in the opening direction (integrally rotating upwards), so that the limiting effect is achieved, the stability of the support legs in the opened state is guaranteed, on the other hand, the connecting area between the sleeve and the connecting piece is increased, the connecting strength is enhanced, and the integral strength of the chair legs is guaranteed; simultaneously, when the stabilizer blade is opening the back completely, connecting piece and stabilizer blade block the elastic component, avoid rotating between connecting piece and the stabilizer blade, rock, strengthen the holistic stability and the fastness of chair foot, also improve travelling comfort, security greatly.

Drawings

FIG. 1 is a schematic view of the overall structure of a chair leg in the embodiment;

FIG. 2 is an exploded perspective view of the chair leg in the embodiment;

FIG. 3 is another exploded perspective view of the chair leg in the embodiment;

FIG. 4 is a schematic structural diagram of the fitting connection among the sleeve, the support legs and the connecting member in the embodiment;

FIG. 5 is an enlarged view of portion A of FIG. 4;

FIG. 6 is a schematic structural diagram of the fitting connection among the sleeve, the support leg, the connecting member, and the support leg decorative cover in the embodiment;

FIG. 7 is a schematic structural view of the folded stand bar of FIG. 6;

FIG. 8 is an enlarged view of the portion B of FIG. 7;

FIG. 9 is a schematic structural view of the folded state of all the legs in FIG. 7;

FIG. 10 is a schematic view of the structure of FIG. 9 from another perspective;

FIG. 11 is a schematic view of the connection between the chair legs, the universal wheels and the air rods;

reference numerals:

the support leg comprises a sleeve 100, a support leg 200, a second vertical side plate 210, a connecting hole 220, a support leg embedded nut 230, a connecting piece 300, a limiting edge 310, a first vertical side plate 320, a longitudinal opening 330, a reinforcing plate 340, a connecting rod 400, a rod body 410, a resisting end 420, an elastic strip 500, a roller mounting piece 600, a roller mounting hole 610, a support leg decorative cover 700, a support leg decorative cover embedded nut 710, a radial decorative cover 800, a universal wheel 900, an air rod 1000 and a screw 2000.

Detailed Description

The following describes in detail an embodiment of the present invention with reference to the drawings.

The present embodiment is described with reference to the orientation of the components, such as up, down, etc., in a state where the chair foot is normally placed on a horizontal surface, i.e., from the perspective of fig. 1 and 10.

Example (b):

a folding chair leg comprises a sleeve 100 and a support leg 200, as shown in figures 1-11, the outer periphery of the sleeve 100 is connected with 5 radial connectors 300 uniformly arranged at intervals, wherein the sleeve 100 and the connectors 300 are integrally formed by adopting high-quality carbon structural steel materials; one end of the leg 200 is hinged to the connecting member 300 to realize the rotation of the leg 200 in the folding direction and the opening direction; the upper end surface of the connector 300 is provided with a limiting edge 310 protruding from the sidewall of the connector 300, and when the stand bar 200 is rotated to the fully opened state, the limiting edge 310 stops the stand bar 200 from further rotating in the opening direction.

Specifically, the connecting member 300 is in a groove strip shape, and includes two first vertical side plates 320 arranged in parallel, and a horizontally arranged reinforcing plate 340 is connected between lower end surfaces of the two first vertical side plates 320; one end of the supporting leg 200 is in a U-shaped opening shape, and comprises two second vertical side plates 210 which are arranged in parallel; the two first vertical side plates 320 are inserted between the two second vertical side plates 210 and commonly penetrate through a connecting rod 400 (the connecting rod 400 includes a rod body 410 and a blocking end 420 connected to two ends of the rod body 410 for preventing the connecting rod 400 from sliding out of the supporting leg 200 and the connecting member 300), and the limiting edge 310 protrudes out of the outer side wall of the first vertical side plate 320.

In order to further increase the stability of the stand bar after being completely opened, an elastic member is provided on the connecting member 300, when the stand bar 200 is rotated to the completely opened state, the stand bar 200 is in interference fit with the elastic member, specifically, the elastic member is an elastic strip 500, specifically, a longitudinal opening 330 is provided on the connecting member 300, so that the outer end of the connecting member 300 forms the elastic strip 500, the arrangement is convenient for processing, after heat treatment, certain elasticity is provided, and the connecting member 300 and the elastic strip 500 are integrally formed, the integrity is good, the firmness is high, and the elastic strip 500 is provided at the outer end of the connecting member 300, which is to reduce the resistance of the stand bar 200 when being rotated until the stand bar 500 is rotated to be approximately completely opened, and the interference fit with the stand bar 200 is realized.

In order to further enhance the stability of the supporting leg 200, a roller mounting member 600 is connected to a lower end surface of the other end of the supporting leg 200, specifically, a connecting hole 220 is formed in the supporting leg 200, one end of the roller mounting member 600 is inserted into the connecting hole 220, and a roller mounting hole 610 is formed in the other end of the roller mounting member 600 for mounting the universal wheel 900.

In order to make the chair foot look simple and beautiful as a whole, a foot decorative cover 700 is covered and connected on the foot 200, and a radial decorative cover 800 is covered and connected on the sleeve 100 and the connecting piece 300; specifically, the foot decorative cover 700 and the radial decorative cover 800 are plastic decorative covers, which facilitate the change of color and shape, and the control with low cost. Specifically, the support leg 200 is provided with a support leg embedded nut 230, the support leg decorative cover 700 is provided with a support leg decorative cover embedded nut 710, and the support leg decorative cover embedded nut 710 and the support leg embedded nut 230 are sequentially penetrated through a screw 2000 and then screwed, so that the support leg 200 and the support leg decorative cover 700 are fixedly connected.

Further, a gas rod 1000 is connected to the sleeve 100.

The utility model discloses the chair foot has improved stability and fastness under the state of opening completely greatly when having folding function, and travelling comfort, security are better.

The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a folding chair foot, includes sleeve pipe and stabilizer blade, its characterized in that: the outer periphery of the sleeve is connected with a plurality of connecting pieces in a radial shape, and one end of each support leg is hinged with the connecting piece so as to realize the rotation of the support leg in the folding direction and the opening direction; the upper end face of the connecting piece is provided with a limiting edge protruding out of the side wall of the connecting piece, and when the support legs rotate to a fully opened state, the limiting edge stops the support legs from further rotating in the opening direction; and an elastic part is arranged on one of the connecting part or the support leg, and when the support leg rotates to a fully opened state, interference fit is realized between the elastic part and the other one of the support leg or the connecting part.

2. A folding chair foot as claimed in claim 1, characterised in that: the connecting piece comprises two first vertical side plates which are arranged in parallel, and one end of the supporting leg comprises two second vertical side plates which are arranged in parallel; a connecting rod is inserted between the two first vertical side plates and the two second vertical side plates and commonly penetrated.

3. A folding chair foot as claimed in claim 2, characterised in that: the two first vertical side plates are inserted between the two second vertical side plates, and the limiting edge protrudes out of the outer side wall of the first vertical side plate.

4. A folding chair foot as claimed in claim 1, characterised in that: the elastic piece is an elastic strip; the connecting piece is provided with a longitudinal opening, so that the outer end part of the connecting piece forms the elastic strip.

5. A folding chair foot as claimed in claim 2, characterised in that: and a reinforcing plate is connected between the lower end faces of the two first vertical side plates.

6. A folding chair foot as claimed in claim 2, characterised in that: the connecting rod includes the body of rod and connects the end that keeps off that is used for preventing the connecting rod from following stabilizer blade, connecting piece roll-off at body of rod both ends.

7. A folding chair foot as claimed in claim 1, characterised in that: and the lower end face of the other end of the supporting leg is connected with a roller mounting piece.

8. A folding chair foot as claimed in claim 1, characterised in that: the support legs are covered and connected with support leg decorative covers.

9. A folding chair foot as claimed in claim 1, characterised in that: the sleeve and the connecting piece are covered and connected with a radial decorative cover.

10. A folding chair foot as claimed in claim 1, characterised in that: the sleeve and the connecting piece are integrally formed by adopting high-quality carbon structural steel materials.