CN213247890U

CN213247890U - Universal chair frame

Info

Publication number: CN213247890U
Application number: CN202021963888.6U
Authority: CN
Inventors: 蒋荣山
Original assignee: Jiexi Intelligent Household Essentials S&t Huizhou Co ltd
Current assignee: Guangdong JieXi Furniture Group Co.,Ltd.
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-05-25
Anticipated expiration: 2030-09-10

Abstract

The utility model relates to the technical field of chair frames, in particular to a general chair frame. The device comprises an upper frame and a lower frame which are shaped like Jiong, wherein the tail end of the lower frame forms a first opening end, and a bent part forms a closed end; the tail end of the upper frame is obliquely and fixedly connected with the first opening end or the closed end at a fixed angle. The utility model provides a general seat frame is through setting up frame and underframe, goes up the frame coupling in the underframe and is fixed inclination, and then forms the seat frame construction that is L shape, realizes firm the connection, and the dismouting is simple and convenient. Through installing the connection seat annex on this seat structure frame, and then assemble changeable seat structure, realize that this frame construction possesses higher compatibility, can arrange various seat annex, can assemble out the seat that is suitable for according to the actual use demand, applicable in the crowd of different sizes in order to satisfy various user demands.

Description

Universal chair frame

Technical Field

The utility model relates to the technical field of chair frames, in particular to a general chair frame.

Background

The seat frame is the foundation of the whole seat, determines the whole structure of the whole seat, and is provided with other seat accessories so as to complete the assembly of the whole seat.

Many seats used at present have complex frame structures, so fixed accessories can only be installed and connected on the frame, other seat accessories are inconvenient to operate when being installed and connected, and applicable seat shape structures cannot be assembled according to actual use requirements, so that the universality is low, and the assembled seat shape structures are single.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a general chair frame adopts the utility model provides a technical scheme has solved current frame construction complicacy, leads to the assembly combination singleness, shape structure singleness, the low problem of commonality.

In order to solve the above technical problem, the present invention provides a universal seat frame, comprising an upper frame (10) shaped like Jiong and a lower frame (20), wherein the lower frame (20) is formed with a first open end (21) and a closed end (22); the upper frame (10) is obliquely connected with the first opening end (21) or the closed end (22) at a fixed angle.

Preferably, the upper frame (10) and the lower frame (20) form an included angle of 90-110 degrees.

Preferably, the upper frame (10) is formed with a second open end (11), the second open end (11) is connected to the closed end (22) of the lower frame (20), and an arc-shaped transition section (23) is provided at a position where the closed end (22) of the lower frame (20) is connected to the upper frame (10).

Preferably, the upper frame (10) is formed with a second open end (11), the second open end (11) being connected to a first open end (21) of the lower frame (20), the second open end (11) being formed with an arc-shaped connecting section (12).

Preferably, at least one side of the upper frame (10) is provided with a convex part (13).

Preferably, a threaded hole is formed in the end surface of the second opening end (11), a clamping groove into which the second opening end (11) is inserted is formed in the closed end (22) of the lower frame (20), and the second opening end (11) is fixed in the clamping groove through a bolt.

Preferably, a slotted hole is formed in the end face of the first open end (21) or the second open end (11), a column body capable of being embedded into the slotted hole is formed on the arc-shaped connecting section (12), and the column body is in interference fit with the slotted hole.

From the above, use the utility model provides a can obtain following beneficial effect: the utility model provides a general seat frame is through setting up frame and underframe, goes up frame attach in the underframe and is fixed inclination, goes up frame and underframe and realizes bolted connection through setting up the draw-in groove structure, or sets up slotted hole and cylinder respectively and imbed the connection, and then forms the seat frame construction that is L shape, realizes firm the connection to the dismouting is simple and convenient, and simple structure is practical. Through installing the connection seat annex on this seat structure frame, and then assemble changeable seat structure, realize that this frame construction possesses higher compatibility, can arrange various seat annex, can assemble out the seat that is suitable for according to the actual use demand, applicable in the crowd of different sizes in order to satisfy various user demands.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present invention or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive faculty.

FIG. 1 is a schematic structural view of a universal seat frame according to embodiment 1 of the present invention;

FIG. 2 is a schematic structural view of a universal seat frame according to embodiment 2 of the present invention;

fig. 3 is a schematic view of a projection of a universal seat frame structure according to embodiment 2 of the present invention;

fig. 4 is a schematic view of the structure of a universal seat frame according to embodiment 1 of the present invention.

Detailed Description

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

Example 1

In order to solve the above technical problems, the present embodiment provides a universal seat frame, including an upper frame 10 and a lower frame 20 in the shape of Jiong, a first open end 21 is formed at the end of the lower frame 20, a closed end 22 is formed at a bent portion, the end of the upper frame 10 is fixedly connected to the lower frame 20 and forms a fixed inclination angle, so as to form an L-shaped seat frame structure, and seat accessories are mounted and connected on the seat frame structure, so as to assemble a changeable seat structure, thereby realizing that the seat frame structure has high compatibility, and can be matched with various seat accessories, and a suitable seat can be assembled according to actual use requirements, so as to meet various use requirements.

Specifically, the included angle formed by the upper frame 10 and the lower frame 20 is 90-110 degrees, and preferably the included angle is 100 degrees or 110 degrees, so that the seat structure has a more comfortable seating and leaning feeling.

Further, in order to realize a frame structure with a simple and versatile structure, as shown in fig. 1, a second open end 11 is formed at the end of the upper frame 10, and the second open end 11 of the upper frame 10 is connected to the closed end 22 of the lower frame 20 such that the first open end 21 of the lower frame 20 faces outward, so that it is possible to select to install a connector at the first open end 21 when assembling the seat accessory, or not to install a connector, as shown in a in fig. 4. In addition, the outward structure of the first open end 21 of the lower frame 20 allows the seat to have a wider position for people of different sizes.

An arc-shaped transition section 23 is arranged at the position where the closed end 22 of the lower frame 20 is connected with the upper frame 10, the upper frame 10 and the lower frame 20 are conveniently connected through the arc-shaped transition section 23, and the arc-shaped transition section 23 is arranged to facilitate the subsequent connection of seat accessories, so that the compatibility of the structure is improved.

In order to realize that the upper frame 10 and the lower frame 20 are simply and stably installed, a threaded hole is formed in the end face of the second opening end 11 of the upper frame 10, a clamping groove for inserting the second opening end 11 is formed in the arc transition section 23 of the closed end 22 of the lower frame 20, a through hole is formed in the clamping groove, after the second opening end 11 is inserted into the clamping groove, a bolt can be inserted into the clamping groove from the bottom of the lower frame 20 through the through hole, the bolt is fixedly connected with the end face threaded hole of the second opening end 11, the second opening end 11 of the upper frame 10 is fixed in the clamping groove of the lower frame 20, the upper frame 10 and the lower frame 20 are stably connected, the dismounting is simple and convenient, and the.

Example 2

In order to solve the above technical problems, the present embodiment provides a universal seat frame, which includes an upper frame 10 and a lower frame 20 shaped like Jiong, wherein a distal end of the lower frame 20 forms a first open end 21, a bent portion forms a closed end 22, a distal end of the upper frame 10 is fixedly connected to the lower frame 20 and forms a fixed inclination angle, thereby forming an L-shaped seat frame structure, and a seat accessory is mounted on the seat frame structure to assemble a variable seat structure.

Further, the included angle formed by the upper frame 10 and the lower frame 20 is 90 ° to 110 °, and the end of the upper frame 10 forms the second open end 11, which is different from embodiment 1, in this embodiment, the second open end 11 of the upper frame 10 is fixedly connected to the first open end 21 of the lower frame 20, and the closed end 22 of the lower frame 20 faces outward, so that the seat frame has a relatively stable structure, as shown in fig. 4B.

Wherein, the second open end 11 is formed with an arc-shaped connection section 12, which facilitates the connection of the upper frame 10 and the lower frame 20 and enables the upper frame 10 and the lower frame 20 to be smoothly connected.

Further, the slotted hole has been seted up to the terminal surface of first open end 21, the arc linkage segment 12 of the second open end 11 of upper frame 10 is formed with can with the downthehole cylinder of embedded slot, because linkage segment 12 is arc, the cylinder of arc linkage segment 12 extends to the horizontal direction under the vertical state of upper frame 10, through inserting the cylinder level of upper frame 10 in the slotted hole of underframe 20 and realize that upper frame 10 is connected with underframe 20, and cylinder and slotted hole realize firm the connection through interference fit, the seat bears in the vertical direction, its horizontal direction does not receive the force, consequently cylinder and slotted hole can not break away from under the bearing state, the structure is firm after assembling the seat accessory. The upper frame 10 and the lower frame 20 can be separated by applying force in the horizontal direction, the disassembly is convenient, and the structure is simple and practical.

At least one side edge of the upper frame 10 is provided with a protruding part 13, or both sides of the upper frame are provided with protruding parts 13, as shown in fig. 3, the upper frame 10 can be connected with a backrest through the protruding parts 13, and multiple mounting modes are realized through the protruding parts 13, so that the compatibility of the structure is improved.

In summary, in one or more embodiments of the present application, the universal seat frame is provided with the upper frame and the lower frame, the upper frame is connected to the lower frame and is a fixed inclination angle, the upper frame and the lower frame are connected by a bolt via a slot structure, or a slot hole and a column are respectively formed for embedding connection, so as to form an L-shaped seat frame structure, thereby achieving stable connection, and the universal seat frame is easy and convenient to assemble and disassemble, and has a simple and practical structure. Through installing the connection seat annex on this seat structure frame, and then assemble changeable seat structure, realize that this frame construction possesses higher compatibility, can arrange various seat annex, can assemble out the seat that is suitable for according to the actual use demand, applicable in the crowd of different sizes in order to satisfy various user demands.

The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims

1. A universal seat frame characterized by: the device comprises an upper frame (10) and a lower frame (20) which are shaped like Jiong, wherein the tail end of the lower frame (20) forms a first opening end (21), and the bent part forms a closed end (22); the tail end of the upper frame (10) is obliquely and fixedly connected with the first opening end (21) or the closed end (22) at a fixed angle.

2. The universal seat frame of claim 1, wherein: the included angle formed by the upper frame (10) and the lower frame (20) is 90-110 degrees.

3. The universal seat frame of claim 2, wherein: the end of the upper frame (10) constitutes a second open end (11), the second open end (11) being connected to a closed end (22) of the lower frame (20).

4. The universal seat frame of claim 2, wherein: the end of the upper frame (10) constitutes a second open end (11), the second open end (11) is connected to a first open end (21) of the lower frame (20), and the first open end (21) or the second open end (11) is formed with an arc-shaped connecting section (12).

5. The universal seat frame of claim 4, wherein: at least one side edge of the upper frame (10) is provided with a convex part (13).

6. The universal seat frame of claim 3, wherein: the end face of the second opening end (11) is provided with a threaded hole, the closed end (22) of the lower frame (20) is provided with a clamping groove into which the second opening end (11) is inserted, and the second opening end (11) is fixed in the clamping groove through a bolt.

7. The universal seat frame of claim 4, wherein: the end surface of the first opening end (21) or the second opening end (11) is provided with a slotted hole; the arc-shaped connecting section (12) is provided with a column body which can be embedded into the slotted hole, and the column body is in interference fit with the slotted hole.