Detachable and rotatable chair frame structure

Abstract

The utility model relates to the field of rotary leisure chairs, in particular to a detachable and rotatable chair frame structure, which comprises a tray, a rotary support rotating shaft, a fixed sleeve piece and four detachable chair legs, the tray is sleeved at the upper end of the rotary support rotating shaft, the lower end of the rotary support rotating shaft extends into the fixed sleeve piece and is limited by a clamping plate, and the four detachable chair legs are arranged in the fixed sleeve piece. The tray and the fixing suite form a rotating structure through a rotary supporting rotating shaft, the fixing suite is square, one end of each detachable chair leg is connected with a mounting flange, and the mounting flange of each detachable chair leg is fixed to the side face of the fixing suite through a fastener. According to the detachable and rotatable chair frame structure, the machining difficulty of the whole chair frame structure is greatly reduced, installation, maintenance and after-sale are more convenient, the split type structure is easier to package, the transportation cost is reduced, the transportation damage rate is greatly reduced, due to the detachable chair leg structure, machining is easier, customizability is achieved, and the detachable and rotatable chair frame structure is suitable for popularization and application. And the styles of the rotary chair frame are richer.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of rotating leisure chair, concretely is a detachable rotatable chair frame structure. BACKGROUND

[0002] With the development of domestic economy and the improvement of commercial development, the individualized demand of people to various furniture also improves, and various furniture such as leisure chair gradually increases, such as civil, public space leisure chair, especially rotating leisure chair, more and more types, plus the cooperation of cloth texture and color, jointly create a space with different styles, but the rotating chair frame on the market is almost integral chair frame plus rotating shaft, not only big processing difficulty, but also need to open mold production, especially the style of rotating chair foot is relatively single, to a certain extent, limit the diversification and richness of rotating leisure chair, also difficult to meet some customization needs on the market, in addition, the integral chair frame occupies more space, and the transportation protection difficulty is greater.

[0003] Therefore, the detachable rotatable chair frame structure is provided. UTILITY MODEL CONTENTS

[0004] The utility model discloses a detachable rotatable chair frame structure, which greatly reduces the overall processing difficulty, is more convenient for maintenance and after-sales, and is easier to package in a split structure, thereby reducing transportation cost and greatly reducing transportation damage rate.

[0005] To solve the above technical problems, the utility model provides a detachable rotatable chair frame structure, which comprises a tray, a rotary support shaft, a fixing kit and four detachable chair feet, the tray is sleeved on the upper end of the rotary support shaft, the lower end of the rotary support shaft extends into the fixing kit and is limited by a clamping plate, the tray and the fixing kit constitute a rotating structure through the rotary support shaft, the fixing kit is square, one end of each of the four detachable chair feet is connected with a mounting flange, and the mounting flange of each detachable chair foot is fixed to the side surface of the fixing kit through a fastener.

[0006] Further, the tray comprises a fixing part and a connecting part connected in sequence from top to bottom, the fixing part is used for installing a chair surface, the connecting part is provided with a connecting hole, the upper inner diameter of the connecting hole is smaller than the lower inner diameter, and the upper end of the rotary support shaft is provided as a circular truncated cone with a small upper part and a large lower part, which is matched with the connecting hole.

[0007] Further, the fixing kit comprises a top plate and a fixing sleeve arranged from top to bottom, the center of the top plate is provided with a mounting hole one, the four sides of the fixing sleeve are respectively provided with notches, the periphery of the clamping plate is in the form of a boss and is clamped in the corresponding notch, the center of the clamping plate is provided with a mounting hole two, the inner diameter of the mounting hole two is smaller than the inner diameter of the mounting hole one, the lower end of the rotary support shaft is provided as a circular truncated cone with a large upper end and a small lower end, the circular truncated cone passes through the mounting hole two and the mounting hole one, and is limited by the top plate and the clamping plate.

[0008] Further, the mounting flange is in the form of a flat plate, the fastener is a screw, and at least three fastening holes are arranged on each mounting flange, and the screw is connected with the side surface of the fixing sleeve through the corresponding fastening hole.

[0009] Further, each detachable chair leg is arranged in an inclined manner and the bottom thereof is in the form of a flat plate or is provided with a steering wheel.

[0010] The utility model discloses the beneficial effect is:

[0011] 1. The detachable and rotatable chair frame structure of the utility model greatly reduces the overall chair frame structure processing difficulty, and the installation, maintenance and after-sales are more convenient, and the split structure is easier to pack, reduces the transportation cost, greatly reduces the transportation damage rate, and because of the structure of the detachable chair leg, the processing is more simple, has the customizability, makes the style of the rotary chair frame more rich, satisfies the diversified demand.

[0012] 2. The connecting hole is arranged in the connecting portion of the tray, the upper inner diameter of the connecting hole is smaller than the lower inner diameter, the upper end of the rotary support shaft is provided as a circular truncated cone with a small upper end and a large lower end, and the circular truncated cone is matched with the connecting hole.

[0013] 3. The fixing kit comprises a top plate and a fixing sleeve arranged from top to bottom, the center of the top plate is provided with a mounting hole one, the four sides of the fixing sleeve are respectively provided with notches, the periphery of the clamping plate is in the form of a boss and is clamped in the corresponding notch, the center of the clamping plate is provided with a mounting hole two, the inner diameter of the mounting hole two is smaller than the inner diameter of the mounting hole one, the lower end of the rotary support shaft is provided as a circular truncated cone with a large upper end and a small lower end, the circular truncated cone passes through the mounting hole two and the mounting hole one, and is limited by the top plate and the clamping plate.

[0014] 4. The mounting flange of the detachable chair leg is in the form of a flat plate, and the fastener is a screw. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the present application, the drawings needed to be used in the embodiments or prior art description will be briefly introduced as follows. Obviously, the drawings described in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0016] Figure 1 is a structural schematic view of the detachable and rotatable chair frame structure of the present application;

[0017] Figure 2 is a structural schematic view of the rotary support shaft and the fixing sleeve set of the present application;

[0018] Figure 3 is a sectional view of Figure 2 ;

[0019] Figure 4 is a structural schematic view of the clamping plate of the present application;

[0020] Figure 5 is an exploded structural view of the detachable and rotatable chair frame structure of the present application;

[0021] In the figure: 1 - tray, 11 - fixed part, 12 - connecting part, 121 - connecting hole, 2 - rotary support shaft, 3 - fixing sleeve set, 31 - top plate, 32 - fixing sleeve, 321 - notch, 4 - detachable chair leg, 41 - mounting flange, 5 - clamping plate, 51 - mounting hole two, 6 - screw. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings of the present application. Obviously, the described embodiments are only some embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.

[0023] In one specific embodiment of the present application, as Figures 1-5As shown, a detachable rotatable chair frame structure comprises a tray 1, a rotary support shaft 2, a fixed sleeve 3 and four detachable chair legs 4, the tray 1 is sleeved on the upper end of the rotary support shaft 2, the lower end of the rotary support shaft 2 extends into the fixed sleeve 3 and is limited by a clamping plate 5, the tray 1 forms a rotary structure with the fixed sleeve 3 through the rotary support shaft 2, the fixed sleeve 3 is square, one end of each of the four detachable chair legs 4 is connected with a mounting flange 41, and the mounting flange 41 of each detachable chair leg 4 is fixed to four sides of the fixed sleeve 3 through fasteners;

[0024] The detachable rotatable chair frame structure greatly reduces the overall processing difficulty, is more convenient to install, maintain and sell after the sale, is easier to package in a split structure, reduces the transportation cost, greatly reduces the transportation damage rate, and is more simple to process due to the structure of the detachable chair leg, has the customizability, makes the style of the rotary chair frame more rich, and meets the diversified needs.

[0025] Specifically, the tray 1 comprises a fixed part 11 and a connecting part 12 connected in sequence from top to bottom, the fixed part 11 is used for installing a chair surface, the connecting part 12 is provided with a connecting hole 121, the upper inner diameter of the connecting hole 121 is smaller than the lower inner diameter, the upper end of the rotary support shaft 2 is provided as a circular table with a small upper part and a large lower part, and the circular table is matched with the connecting hole 121; through the design, the rotary support shaft and the tray can be more tightly clamped in the installation process, and the stability of the rotary support shaft and the tray is improved.

[0026] As Figures 2-4 , the fixed sleeve 3 comprises a top plate 31 and a fixed sleeve 32 arranged from top to bottom, the center of the top plate 31 is provided with a mounting hole one, the four sides of the fixed sleeve 32 are respectively provided with notches 321, the periphery of the clamping plate 5 is in the form of a boss and is clamped in the corresponding notches 321, the center of the clamping plate 5 is provided with a mounting hole two 51, the inner diameter of the mounting hole two 51 is smaller than the inner diameter of the mounting hole one, the lower end of the rotary support shaft 2 is provided as a circular table with a large upper part and a small lower part, the circular table passes through the mounting hole two 51 and the mounting hole one, and is limited by the top plate 31 and the clamping plate 5; through the above design, the rotary support shaft and the fixed sleeve and the clamping plate can be more tightly clamped in the installation process, and the stability of the rotary support shaft and the fixed sleeve and the clamping plate is improved.

[0027] Specifically, the mounting flange 41 is flat, the fastener is a screw 6, at least three fastening holes are arranged on each mounting flange 41, and the screw 6 is connected with the side surface of the fixing sleeve 32 through the corresponding fastening hole; through the design of the mounting flange, the mounting of the detachable chair leg and the fixing sleeve can be more convenient, and the fixing mode of the screw makes the operation simpler; in the embodiment, three fastening holes are arranged on each mounting flange 41 and form a triangular shape, the triangular fastening connection mode can ensure stable installation of the detachable chair leg and maximize the use of the number of fastening screws, thereby saving materials and improving the speed during the installation process of the detachable chair leg.

[0028] Specifically, in the embodiment, each detachable chair leg 4 is arranged in an inclined manner and the bottom thereof is flat, of course, in other embodiments, the detachable chair leg can be selected in other styles according to requirements, the detachable design of the detachable chair leg can meet the requirement of more rich styles of the swivel chair frame, in addition, in other embodiments, a steering wheel can be installed at the bottom.

[0029] As Figure 5 It is an explosion structure diagram of the detachable and rotatable chair frame structure of the utility model, the split structure is easier to package, reduces the transportation cost, greatly reduces the transportation damage rate, and because of the structure of the detachable chair leg, the processing is more simple, has the customizability, makes the style of the swivel chair frame more rich, meets the diversified requirements.

[0030] The above only discloses a preferred embodiment of the utility model, and of course cannot limit the scope of the utility model, therefore, equivalent changes made according to the utility model claims still belong to the scope covered by the utility model.

Claims

1. A dismountable rotatable chair frame structure, characterized in that, The utility model provides a rotatable chair, including tray (1), rotary support pivot (2), fixed sleeve (3) and four detachable chair legs (4), the tray (1) is set in the upper end of rotary support pivot (2), the lower end of rotary support pivot (2) is inserted into fixed sleeve (3) and is positioned through the clamping plate (5), the tray (1) is through rotary support pivot (2) and fixed sleeve (3) constitute rotating structure, fixed sleeve (3) is square, one end of four detachable chair legs (4) is connected with installation flange (41), and the installation flange (41) of every detachable chair leg (4) is fixed with the side of fixed sleeve (3) through fastener.

2. A disassemblable rotatable chair frame structure according to claim 1, characterized in that The tray (1) includes fixed part (11) and connecting part (12) connected in sequence from top to bottom, the fixed part (11) is used for installing chair surface, the connecting hole (121) is arranged in the connecting part (12), the upper inner diameter of the connecting hole (121) is less than the lower inner diameter, the upper end of rotary support pivot (2) is provided as a circular truncated cone with the upper small and the lower big, and the circular truncated cone is matched with the connecting hole (121).

3. A disassemblable and rotatable chair frame structure according to claim 1, characterized in that, The fixed sleeve (3) includes top plate (31) and fixed sleeve (32) arranged from top to bottom, the center of top plate (31) is provided with mounting hole one, the four sides of fixed sleeve (32) are respectively provided with notches (321), the periphery of clamping plate (5) is in the form of boss and is clamped in the corresponding notch (321), the center of clamping plate (5) is provided with mounting hole two (51), the inner diameter of mounting hole two (51) is less than the inner diameter of mounting hole one, the lower end of rotary support pivot (2) is provided as a circular truncated cone with the upper big and the lower small, the circular truncated cone passes through mounting hole two (51) and mounting hole one, and is positioned through top plate (31) and clamping plate (5).

4. A disassemblable rotatable chair frame structure according to claim 3, wherein The installation flange (41) is in the form of flat plate, the fastener is screw (6), at least three fastening holes are arranged on every installation flange (41), and the screw (6) is connected with the side of fixed sleeve (32) through the corresponding fastening hole.

5. The disassemblable and rotatable chair frame structure according to claim 1, wherein, Every detachable chair leg (4) is arranged in the form of inclination, and the bottom is in the form of flat plate or is provided with steering wheel.

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