CN213216123U - Chair seat structure - Google Patents

Abstract

The utility model provides a chair seat structure, which comprises at least three primary chair legs, and also comprises at least three secondary chair legs which are respectively and correspondingly arranged above each primary chair leg and a top seat used for connecting a main cushion, at least three primary chair legs and at least three secondary chair legs are respectively and uniformly arranged on the outer end surface of the top seat, through arranging the two-stage chair legs, the second-stage chair legs are respectively superposed and arranged above the first-stage chair legs to form a two-stage supporting structure, and the two upper ends of the two-stage chair legs are arranged at intervals and the two lower ends are fixedly connected, therefore, a triangular hollow-out part is formed between the first-stage chair leg and the second-stage chair leg, so that the lower ends of the first-stage chair leg and the second-stage chair leg can support each other, the triangular structure is ingeniously utilized, the structural stability and the bearing strength of the chair seat structure are greatly improved, and the technical problem that the chair leg structural stability and the bearing strength are poor in the prior art is solved.

Description

Chair seat structure

Technical Field

The utility model relates to the field of furniture, concretely relates to seat support structure.

Background

The chairs or stools are common furniture used in offices or lives, and in order to meet the use or aesthetic requirements of consumers, although the chairs or stools produced by various manufacturers are designed with the eight-door type, the basic mechanism comprises a seat (or a stool) and a main cushion arranged on the seat (or the stool), and the seat (or the stool) plays roles of supporting and bearing.

Chinese utility model patent with application number CN200720002532.4 discloses a metal stool leg frame, including at least three each stool legs that form by two sections joints to and be equipped with the roof device of rotation fastener, there is the joint nipple joint the same with stool leg figure in the below of roof device, two sections inter-engaging of stool leg and stool leg with the joint of roof device is accomplished by the screw thread and the nut of screwing with the hand. Chinese design patent application No. CN201830586278.0 discloses an iron triangle stool for people to rest.

However, in the above technical solution, the legs of the seat are all of a primary structure, and the structural stability and the load-bearing strength are poor; and the appearance is not enough, which is difficult to satisfy the various selection requirements of consumers.

Disclosure of Invention

To above problem, the utility model provides a seat support structure through setting up the two-stage chair leg, corresponds respectively in the below of one-level chair leg and sets up the second grade chair leg to make the interval setting between the two upper ends of this two-stage chair leg, fixed connection between the two lower extremes forms triangle fretwork portion, when realizing two-stage chair leg mutual support, further utilizes triangle nature structure, improves the structural stability and the bearing strength of seat support structure greatly.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a seat support structure, includes three at least one-level chair legs, still including corresponding respectively set up in every the second grade chair leg of one-level chair leg below and be used for connecting the footstock of main part cushion, at least three one-level chair leg and second grade chair leg equipartition respectively set up in on the outer terminal surface of footstock.

Preferably, the primary chair legs are correspondingly arranged at the upper end of the top seat, and the secondary chair legs are correspondingly arranged at the lower end of the top seat; the upper end A of the first-stage chair leg connected with the top seat and the upper end B of the second-stage chair leg connected with the top seat are arranged at intervals from top to bottom.

Preferably, a lower end a of the first-stage chair leg relative to the upper end a and a lower end B of the second-stage chair leg relative to the upper end B are respectively and correspondingly fixedly connected, so that a triangular hollow-out portion is formed between the first-stage chair leg and the second-stage chair leg.

Preferably, the first-stage chair legs and the second-stage chair legs are of smooth bending structures, and the bending positions of the first-stage chair legs and the second-stage chair legs correspond to each other up and down and are close to the top seat.

Preferably, the angle α formed by the bent primary chair leg is smaller than the angle β formed by the bent secondary chair leg.

Preferably, the number of the primary chair legs is four.

Preferably, the number of the primary chair legs is three.

Preferably, the top seat is a cylindrical structure provided with a hollow part.

Preferably, the main cushion is fixedly or rotatably mounted on the hollow portion.

Preferably, the first-stage chair legs, the second-stage chair legs and the top seat are integrally formed.

The beneficial effects of the utility model reside in that:

(1) the utility model is provided with two stages of chair legs, and the two stages of chair legs are respectively superposed and arranged below the first stage of chair legs, thereby forming a two-stage supporting structure with high supporting strength;

(2) the utility model further leads the two upper ends of the two-stage chair legs to be arranged at intervals and the two lower ends to be fixedly connected, thereby forming a triangular hollow part between the first-stage chair leg and the second-stage chair leg, leading the lower ends of the first-stage chair leg and the second-stage chair leg to be capable of supporting each other, and simultaneously, ingeniously utilizing a triangular structure, and greatly improving the structural stability and the bearing strength of the chair seat structure;

(3) the utility model discloses a set up one-level chair leg and second grade chair leg into the slick and sly structure of buckling that corresponds from top to bottom, when satisfying the stable in structure requirement, increased the holistic appearance aesthetic property of seat support.

To sum up, the utility model has the advantages of support intensity is high, structural stability is strong, the appearance is pleasing to the eye, is particularly useful for field of furniture.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a top view of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed 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 implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example one

As shown in fig. 1 to 3, a chair seat structure includes at least three primary legs 1, and further includes at least three secondary legs 2 respectively disposed below each of the primary legs 1 and a top seat 3 for connecting a main cushion, wherein the at least three primary legs 1 and the at least three secondary legs 2 are respectively and uniformly disposed on an outer end surface of the top seat 3.

In this embodiment, two stages of chair legs are arranged, specifically, two stages of chair legs 2 are respectively and correspondingly stacked below the first stage of chair legs 1 to form a two-stage supporting structure, so that the supporting strength of the chair seat structure is improved.

Preferably, the primary chair legs 1 are correspondingly arranged at the upper end of the top seat 3, and the secondary chair legs 2 are correspondingly arranged at the lower end of the top seat 3; the upper end A10 of the first-stage chair leg 1 connected with the top seat 3 and the upper end B20 of the second-stage chair leg 2 connected with the top seat 3 are arranged at intervals up and down.

Preferably, a lower end a11 of the primary leg 1 with respect to the upper end a10 and a lower end B21 of the secondary leg 2 with respect to the upper end B20 are respectively and fixedly connected, so that a triangular hollow portion 102 is formed between the primary leg 1 and the secondary leg 2.

In this embodiment, the two upper ends a10 and the upper end B20 of the two legs are arranged at intervals, and the two lower ends a11 and the lower end B21 are fixedly connected, so that a triangular hollow part 102 is formed between the first-stage leg 1 and the second-stage leg 2, and the lower ends of the first-stage leg 1 and the second-stage leg 2 can support each other, so that the triangular structure is skillfully utilized, and the structural stability and the bearing strength of the seat structure are greatly improved.

Preferably, the first-stage chair legs 1 and the second-stage chair legs 2 are of smooth bending structures, and the bending positions of the first-stage chair legs and the second-stage chair legs are vertically corresponding and are arranged close to the top seat 3.

Preferably, the angle α formed by the first-stage leg 1 after being bent is smaller than the angle β formed by the second-stage leg 2 after being bent.

In this embodiment, the first-stage legs 1 and the second-stage legs 2 are arranged to be of smooth bending structures corresponding to each other up and down, so that the requirement of stable structure is met, and the appearance attractiveness of the whole seat is improved.

In a preferred embodiment, the number of the primary legs 1 is four.

Preferably, the top seat 3 is a cylindrical structure provided with a hollow portion 30.

Preferably, the main cushion is fixed or rotatably mounted to the hollow portion 30.

Preferably, the first-stage chair legs 1, the second-stage chair legs 2 and the top seat 3 are integrally formed.

Example two

For simplicity, only the differences between the second embodiment and the first embodiment will be described below; the second embodiment is different from the first embodiment in that:

preferably, the primary chair legs 1 are provided in three or more.

In this embodiment, the primary legs 1 and the secondary legs 2 may be correspondingly arranged into three or other pieces according to aesthetic requirements, so as to meet various selection requirements of users.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a seat support structure, includes three at least one-level chair legs (1), its characterized in that, still including corresponding respectively set up in every second grade chair leg (2) of one-level chair leg (1) below and top seat (3) that are used for connecting the main part cushion, at least three one-level chair leg (1) and second grade chair leg (2) equipartition respectively set up in on the outer terminal surface of top seat (3).

2. A seat structure according to claim 1, wherein said primary legs (1) are correspondingly disposed at the upper end of said top seat (3), and said secondary legs (2) are correspondingly disposed at the lower end of said top seat (3); the upper end A (10) of the first-stage chair leg (1) connected with the top seat (3) and the upper end B (20) of the second-stage chair leg (2) connected with the top seat (3) are arranged at intervals from top to bottom.

3. Seat structure, according to claim 2, characterized in that the lower end a (11) of said primary leg (1) with respect to said upper end a (10) is fixedly connected to the lower end B (21) of said secondary leg (2) with respect to said upper end B (20), respectively, so as to form a triangular hollow (102) between said primary leg (1) and said secondary leg (2), respectively.

4. The chair seat structure as claimed in claim 1, wherein the primary legs (1) and the secondary legs (2) are smoothly bent, and the bent portions of the two are corresponding to each other up and down and are disposed close to the top seat (3).

5. Seat structure as claimed in claim 4, characterized in that said primary legs (1) are bent at an angle α smaller than the angle β of said secondary legs (2).

6. Seat structure as claimed in claim 1, characterized in that said primary legs (1) are provided in four.

7. Seat structure, according to claim 1, characterized in that said primary legs (1) are provided in three.

8. Seat structure, according to claim 1, characterized in that said top seat (3) is a cylindrical structure provided with a hollow (30).

9. A seat structure according to claim 8, wherein the main body cushion is fixedly or rotatably mounted in said hollow portion (30).

10. A seat structure according to claim 1, wherein the primary legs (1), the secondary legs (2) and the top seat (3) are integrally formed.

Images