CN219782028U - Folding chair - Google Patents
Folding chair Download PDFInfo
- Publication number
- CN219782028U CN219782028U CN202320941612.5U CN202320941612U CN219782028U CN 219782028 U CN219782028 U CN 219782028U CN 202320941612 U CN202320941612 U CN 202320941612U CN 219782028 U CN219782028 U CN 219782028U
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- China
- Prior art keywords
- frame
- hinged
- seat
- supporting leg
- rod
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- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 description 5
- 238000005192 partition Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
A folding seat comprises a seat frame, a back rest, a front supporting leg frame, a rear supporting leg frame, armrests, a frame-shaped hinge frame with an upper opening and a rear hinge assembly, wherein the seat frame is provided with a front opening, the back rest comprises a top cross rod and a vertical rod, the front supporting leg frame comprises a front bottom cross rod and a front vertical rod, and the rear supporting leg frame comprises a rear bottom cross rod and a rear vertical rod; the handrail is hollow and provided with a lower opening; the upper ends of a front longitudinal rod of the front supporting leg and a rear longitudinal rod of the rear supporting leg are respectively hinged with the front end inner cavity and the rear end inner cavity of the handrail, the middle parts of two sides of the seat frame are hinged with the front longitudinal rod, the rear ends of the seat frame are hinged with the closed ends of the frame-shaped hinge frames, the lower ends of vertical rods of the backrest frame extend into the frame-shaped hinge frames and are coaxially hinged with the rear hinge assemblies, and the rear hinge assemblies are hinged with the rear longitudinal rods. Compared with the prior art, the arrangement of the hollow lower opening of the armrest reduces parts, simplifies the structure and is convenient to assemble.
Description
Technical Field
The present utility model relates to a folding seat.
Background
At present, in the prior art, chinese patent 202222614991.5, a folding chair with a cloth cover convenient to detach comprises a foldable chair frame main body, wherein the chair frame main body comprises a front supporting leg, a rear supporting leg, an armrest frame, a chair surface frame and a back rest frame; the seat frame and the backrest frame are provided with detachable cloth sleeves, each cloth sleeve comprises a cushion part sleeved on the seat frame and a backrest part sleeved on the backrest frame, a cushion mounting sleeve is formed on the cushion part, a backrest mounting sleeve is formed on the backrest part, and when the seat frame main body is folded, the cloth sleeves can be mounted or dismounted on the seat frame main body through the cushion mounting sleeve and the backrest mounting sleeve; a supporting belt is further arranged between the cushion part and the backrest part, one end of the supporting belt is connected with the cloth cover, and the other end of the supporting belt is detachably connected with the rear end of the seat frame. The problems are: the structure is complex, especially the handrail structure.
Disclosure of Invention
The purpose of the utility model is that: the folding seat has the characteristics of simple armrest structure and convenience in assembly.
The utility model is realized in the following way: the folding chair is characterized by comprising a chair surface frame, a back rest frame, a front supporting leg frame, a rear supporting leg frame, armrests, a frame-shaped hinge frame with an upper opening and a rear hinge assembly,
the chair seat frame is provided with a front opening, the backrest frame comprises a top cross bar and a vertical bar, the front supporting leg frame comprises a front bottom cross bar and a front vertical bar, and the rear supporting leg frame comprises a rear bottom cross bar and a rear vertical bar;
the handrail is hollow and provided with a lower opening;
the upper ends of a front longitudinal rod of the front supporting leg and a rear longitudinal rod of the rear supporting leg are respectively hinged with the front end inner cavity and the rear end inner cavity of the handrail, the middle parts of two sides of the seat frame are hinged with the front longitudinal rod, the rear ends of the seat frame are hinged with the closed ends of the frame-shaped hinge frames, the lower ends of vertical rods of the backrest frame extend into the frame-shaped hinge frames and are coaxially hinged with the rear hinge assemblies, and the rear hinge assemblies are hinged with the rear longitudinal rods.
The folding seat is characterized in that a groove is formed in the lower end of the rear end plate of the armrest, and the rear longitudinal rod is embedded with the groove in a folding state.
The folding seat is characterized by also comprising a transverse stay bar and a fixed seat,
the fixed seat comprises a base plate and a rod seat,
the base plate is fixed with the front longitudinal rod, and the transverse supporting rod is inserted into the rod seat and fixed.
The folding seat is characterized in that the rear hinge assembly comprises two hinge frame plates and a grooved wheel,
the hinged frame plates are arranged at two sides of the rear longitudinal rod, the lower ends of the hinged frame plates are hinged with the rear longitudinal rod, the grooved wheels between the upper ends of the hinged frame plates are coaxially hinged with the frame-shaped hinged frame, and the grooved wheels are in rolling fit with the rear end face of the rear longitudinal rod.
The folding seat is characterized by further comprising an intermediate baffle, wherein the intermediate baffle is provided with a shaft hole, and a frame-shaped hinge frame and a rear hinge assembly are arranged between the intermediate baffle.
The folding seat is characterized by further comprising a cylindrical sleeve, wherein the cylindrical sleeve is arranged between the seat frame and the front longitudinal rod.
Compared with the prior art, the folding seat has the advantages that the number of parts is reduced, the structure is simplified, and the assembly is convenient.
Drawings
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is a partial enlarged view of fig. 1.
Fig. 3 is a second perspective view of the present utility model.
Fig. 4 is a partial enlarged view of fig. 3.
Fig. 5 is a cross-sectional view of the present utility model.
Fig. 6 is one of the exploded perspective views of the frame-shaped hinge bracket and rear hinge assembly of the present utility model.
Figure 7 is a second exploded perspective view of the frame hinge bracket and rear hinge assembly of the present utility model.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, a folding seat comprises a seat frame 1, a back rest frame 2, a front supporting leg frame 3, a rear supporting leg frame 4, armrests 5, an upper open frame-shaped hinge frame 6 and a rear hinge assembly 7,
the chair seat frame 1 is provided with a front opening, the back rest frame 2 comprises a top cross bar and a vertical bar, the front supporting frame 3 comprises a front bottom cross bar and a front vertical bar, and the rear supporting frame 4 comprises a rear bottom cross bar and a rear vertical bar;
the handrail 5 is hollow and provided with a lower opening;
the upper ends of the front longitudinal rod of the front supporting leg frame 3 and the rear longitudinal rod of the rear supporting leg frame 4 are inserted into the armrests 5 and are respectively hinged with the front end and the rear end inner cavity of the armrests 5, the middle parts of the two sides of the seat frame 1 are hinged with the front longitudinal rod, the rear end of the seat frame 1 is hinged with the closed end of the frame-shaped hinge frame 6, the lower end of the vertical rod of the back rest frame 2 stretches into the frame-shaped hinge frame 6 and is coaxially hinged with the rear hinge assembly 7, and the rear hinge assembly 7 is hinged with the rear longitudinal rod.
As a further improvement of the utility model: the lower end of the rear end plate of the armrest 5 is provided with a groove 51, and the rear longitudinal rod of the rear supporting frame 4 is embedded with the groove 51 in a folded state.
As a further improvement of the utility model: also comprises a cross brace 81 and a fixed seat 82,
the holder 82 includes a base plate 821 and a stem 822,
the base plate 821 is fixed to the front vertical rod of the front tripod 3, and the horizontal rod 81 is inserted into the rod seat 822 and fixed. The stability of the front supporting frame 3 is improved, and the deformation is effectively prevented.
The rear hinge assembly 7 comprises two hinge plates 71 and a sheave 72,
the hinged frame plates 71 are arranged on two sides of the rear longitudinal rod of the rear supporting frame 4, the lower ends of the hinged frame plates are hinged with the rear longitudinal rod, the grooved wheels 72 between the upper ends of the hinged frame plates 71 are coaxially hinged with the frame-shaped hinged frame 6, and the grooved wheels are in rolling fit with the rear end face of the rear longitudinal rod.
As a further improvement of the utility model: the device also comprises a middle partition plate 9, wherein the middle partition plate 9 is provided with a shaft hole, and the middle partition plate 9 is arranged between the frame-shaped hinge frame 6 and the rear hinge assembly 7.
Also comprises a cylindrical sleeve 10, wherein the cylindrical sleeve 10 is arranged between the seat frame 1 and the front longitudinal rod of the front supporting foot rest 3.
Fig. 1 and 5 show the present utility model in use, in which the back rest 2 is lifted, the front support leg 3 is rotated clockwise, the rear support leg 2 is rotated counterclockwise, the seat frame 1 is rotated clockwise, and the armrests are rotated clockwise in the state of fig. 1 and 2; until the front supporting leg frame 3 is jointed with the rear supporting leg frame 2, the chair surface frame 1 is jointed with the lower end of the back rest frame 2.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. A folding chair is characterized by comprising a chair surface frame, a back rest frame, a front supporting leg frame, a rear supporting leg frame, armrests, a frame-shaped hinge frame with an upper opening and a rear hinge assembly,
the chair seat frame is provided with a front opening, the backrest frame comprises a top cross bar and a vertical bar, the front supporting leg frame comprises a front bottom cross bar and a front vertical bar, and the rear supporting leg frame comprises a rear bottom cross bar and a rear vertical bar;
the handrail is hollow and provided with a lower opening;
the upper ends of a front longitudinal rod of the front supporting leg and a rear longitudinal rod of the rear supporting leg are respectively hinged with the front end inner cavity and the rear end inner cavity of the handrail, the middle parts of two sides of the seat frame are hinged with the front longitudinal rod, the rear ends of the seat frame are hinged with the closed ends of the frame-shaped hinge frames, the lower ends of vertical rods of the backrest frame extend into the frame-shaped hinge frames and are coaxially hinged with the rear hinge assemblies, and the rear hinge assemblies are hinged with the rear longitudinal rods.
2. The folding seat as set forth in claim 1, wherein the lower end of the armrest rear end plate is provided with a groove, and the rear side rail is fitted into the groove in the folded state.
3. The folding seat as set forth in claim 1, further comprising a cross bar and a fixing base,
the fixed seat comprises a base plate and a rod seat,
the base plate is fixed with the front longitudinal rod, and the transverse supporting rod is inserted into the rod seat and fixed.
4. The folding seat of claim 1, 2 or 3 wherein said rear hinge assembly comprises two hinge frame plates and a sheave,
the hinged frame plates are arranged at two sides of the rear longitudinal rod, the lower ends of the hinged frame plates are hinged with the rear longitudinal rod, the grooved wheels between the upper ends of the hinged frame plates are coaxially hinged with the frame-shaped hinged frame, and the grooved wheels are in rolling fit with the rear end face of the rear longitudinal rod.
5. The folding seat of claim 4 further comprising an intermediate panel having an axial bore, the intermediate panel being disposed between the frame-shaped hinge frame and the rear hinge assembly.
6. The folding seat of claim 5 further comprising a cylindrical sleeve disposed between the seat frame and the front side rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320941612.5U CN219782028U (en) | 2023-04-23 | 2023-04-23 | Folding chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320941612.5U CN219782028U (en) | 2023-04-23 | 2023-04-23 | Folding chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219782028U true CN219782028U (en) | 2023-10-03 |
Family
ID=88152486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320941612.5U Active CN219782028U (en) | 2023-04-23 | 2023-04-23 | Folding chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219782028U (en) |
-
2023
- 2023-04-23 CN CN202320941612.5U patent/CN219782028U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |