Folding bistro chair

Abstract

This utility model relates to the technical field of dining chairs, and in particular to a simple folding dining chair. The seat moves via a wheel assembly. After use, the backrest assembly, support frame assembly, and tray assembly are folded. It has a stylish and attractive appearance, a reasonable structure, strong stability, a small folding volume, flexible rotation, strong multi-functional applicability, simple and convenient operation, one-button folding, easy folding, low cost, easy portability, and wide applicability. It includes a backrest assembly, support frame assembly, wheel assembly, and tray assembly. The wheel assembly is located at the bottom of the support frame assembly. The backrest assembly is mounted on the support frame assembly, and the tray assembly is mounted on the backrest assembly. The backrest assembly and support frame assembly are foldable, and the length of the tray assembly is adjustable.

Description

Technical Field

[0001] This utility model relates to the technical field of dining chairs, and in particular to a folding, simple dining chair. Background Technology

[0002] Existing folding dining chairs generally suffer from problems such as complex structure, poor operational flexibility, and insufficient stability. Some chairs are difficult to unfold and fold, and their unreasonable design negatively impacts the user experience. Furthermore, similar products on the market have complex seat cushion structures, resulting in a large folded size that is inconvenient to carry. Therefore, there is an urgent need for an improved, simple folding dining chair to solve these problems. Utility Model Content

[0003] To solve the above-mentioned technical problems, this utility model provides a folding simple dining chair.

[0004] This utility model discloses a folding, simple dining chair, comprising a backrest assembly, a support frame assembly, a wheel assembly, and a tray assembly. The support frame assembly has a wheel assembly at its bottom. The backrest assembly is mounted on the support frame assembly, and the tray assembly is mounted on the backrest assembly. The backrest assembly and support frame assembly are foldable, and the tray assembly has an adjustable length. The chair moves via the wheel assembly. After use, the backrest assembly, support frame assembly, and tray assembly are folded. It features a stylish and attractive appearance, a reasonable structure, strong stability, a small folding volume, flexible rotation, strong multi-functionality, simple and convenient operation, one-button folding, easy storage, low cost, easy portability, and wide applicability.

[0005] Preferably, the backrest assembly includes a folding wrench holder, a folding wrench, a backrest tube, a backrest seat, a seat cushion locking element, a folding extension element, a folding extension element compression spring, a seat cushion locking element compression spring, and a base pad. The backrest tube is located at the top rear end of the base pad, and the backrest seat is located inside the backrest tube. The folding wrench holder is installed at the top of the backrest tube, and the folding wrench is installed at the top of the folding wrench holder. The base pad can be folded and installed on the support frame assembly with the cooperation of the seat cushion locking element, the folding extension element, the folding extension element compression spring, and the seat cushion locking element compression spring. When the baby sits on the base pad, his back is supported by the backrest seat with the cooperation of the backrest tube. When folding is required, the base pad, the backrest tube, and the backrest seat are folded by operating the seat cushion locking element, the folding extension element, the folding extension element compression spring, and the seat cushion locking element compression spring, thereby improving the ease of operation.

[0006] Preferably, the support frame assembly includes a rear leg tube, a rear leg support tube, cross supports, a front seat support, and a front leg tube. Two sets of cross supports are provided between the rear leg tube and the front leg tube. The rear leg support tube is installed on the inner side of the rear leg tube. Two sets of front seat supports are installed on the front leg tube. The base pad is installed on the front leg tube and the rear leg tube with the cooperation of the front seat supports. After use, the user can fold the rear leg tube and the front leg tube with the cooperation of the cross supports to reduce the storage volume.

[0007] Preferably, the wheel assembly includes wheel fixing components, brake positioning components, and wheels. A set of wheel fixing components is provided at each of the two bottom corners of the rear leg tube and the front leg tube. A set of wheels is provided at the bottom of each set of wheel fixing components, and a set of brake positioning components is provided on each set of wheels. The wheels are installed at the bottom of the rear leg tube and the front leg tube through the corresponding wheel fixing components. The seat moves in position through the four sets of wheels. After the movement is completed, the brake positioning components are operated to limit the rotation of the wheels, thereby improving stability.

[0008] Preferably, the tray assembly includes a tray, a tray adjustment button, a tray tube, a tray tube adjustment button, and a tray fixing component. Tray fixing components are rotatably mounted on both ends of the backrest tube via the tray adjustment button. A tray is slidably mounted on each tray fixing component via the tray tube adjustment button, and a tray tube is installed on the tray. According to the baby's height, pressing the tray tube adjustment button allows the tray tube to be pulled out, adjusting the distance between the tray and the backrest tube. After use, pressing the tray adjustment button allows the tray fixing component to rotate, thus folding the tray tube, tray, tray fixing component, and backrest tube.

[0009] Preferably, the base also includes a foot pedal, which is fixedly hinged to the bottom of the base pad; the angle between the foot pedal and the base pad is adjusted according to the length of the baby's legs and then fixed, so that the foot pedal supports the baby's feet and improves comfort.

[0010] Compared with the prior art, the beneficial effects of this utility model are as follows: the seat moves in position through the wheel assembly, and the backrest assembly, support frame assembly and tray assembly are folded after use. It has a grand and beautiful appearance, reasonable structure, strong stability, small folding volume, flexible rotation, strong multi-functional applicability, simple and convenient operation, one-button folding, simple folding, low cost, easy to carry, and strong applicability. Attached Figure Description

[0011] Figure 1 This is an enlarged structural diagram of the back tube and folding wrench, etc. Figure 2 This is an enlarged structural diagram of the base pad and foot pedal, etc. Figure 3 It is an enlarged structural diagram of the plate and plate tube, etc. Figure 4 This is an enlarged structural diagram of the rear leg tubes and cross supports, etc. Figure 5 This is a schematic diagram of the isometric structure of this utility model; Figure 6 This is an isometric structural diagram of the present invention in its folded state.

[0012] The following are labeled in the attached diagram: 1. Folding wrench holder; 2. Folding wrench; 3. Backrest tube; 4. Backrest seat; 5. Seat cushion locking element; 6. Folding extension element; 7. Folding extension element compression spring; 8. Seat cushion locking element compression spring; 9. Base pad; 10. Foot pedal; 11. Tray; 12. Tray adjustment button; 13. Tray tube; 14. Rear leg tube; 15. Rear leg support tube; 16. Cross support element; 17. Front seat support element; 18. Wheel set fixing element; 19. Brake positioning element; 20. Wheel; 21. Tray tube adjustment button; 22. Front leg tube; 23. Tray fixing element. Detailed Implementation

[0013] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. This utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to make the disclosure of this utility model more thorough and complete. Example

[0014] like Figures 1 to 6 As shown, the folding simple dining chair of this utility model includes a backrest assembly, a support frame assembly, a wheel assembly, and a plate assembly. The support frame assembly has a wheel assembly at its bottom. The backrest assembly is mounted on the support frame assembly. The plate assembly is mounted on the backrest assembly. The backrest assembly and the support frame assembly are foldable. The length of the plate assembly is adjustable. like Figure 1 As shown, the backrest assembly includes a folding wrench seat 1, a folding wrench 2, a backrest tube 3, a backrest seat 4, a seat cushion locking component 5, a folding extension component 6, a folding extension component compression spring 7, a seat cushion locking component compression spring 8, and a base pad 9. The backrest tube 3 is provided at the top rear end of the base pad 9, and the backrest seat 4 is provided inside the backrest tube 3. The folding wrench seat 1 is installed at the top of the backrest tube 3, and the folding wrench 2 is installed at the top of the folding wrench seat 1. The base pad 9 can be folded and installed on the support frame assembly with the cooperation of the seat cushion locking component 5, the folding extension component 6, the folding extension component compression spring 7, and the seat cushion locking component compression spring 8. like Figure 4 and Figure 5As shown, the support frame assembly includes a rear leg tube 14, a rear leg support tube 15, a cross support 16, a front seat support 17, and a front leg tube 22. Two sets of cross support 16 are provided between the rear leg tube 14 and the front leg tube 22. The rear leg support tube 15 is installed on the inner side of the rear leg tube 14. Two sets of front seat support 17 are installed on the front leg tube 22. The base pad 9 is installed on the front leg tube 22 and the rear leg tube 14 with the cooperation of the front seat support 17. like Figure 4 As shown, the wheel assembly includes a wheel assembly fixing member 18, a brake positioning member 19, and a wheel 20. A set of wheel assembly fixing members 18 is provided at the bottom corners of the rear foot tube 14 and the front foot tube 22, and a set of wheels 20 is provided at the bottom of each set of wheel assembly fixing members 18. A set of brake positioning members 19 is provided on each set of wheels 20. like Figure 2 and Figure 3 As shown, the plate assembly includes a plate 11, a plate adjustment button 12, a plate tube 13, a plate tube adjustment button 21, and a plate fixing component 23. The left and right ends of the backrest tube 3 are respectively fixedly and rotatably equipped with plate fixing components 23 through the plate adjustment button 12. Each set of plate fixing components 23 is respectively fixedly and slidably equipped with a plate 11 through the plate tube adjustment button 21. The plate tube 13 is installed on the plate 11. It also includes a foot pedal 10, and the bottom end of the base pad 9 is fixedly hinged to the foot pedal 10.

[0015] In this embodiment, the infant sits on the base cushion 9, with its back supported by the backrest tube 3 against the backrest seat 4. The angle between the footrest 10 and the base cushion 9 is adjusted and fixed according to the infant's leg length, thus supporting the infant's feet. Wheels 20 are mounted on the bottom ends of the rear footrest tube 14 and the front footrest tube 22 via corresponding wheel assembly fixing parts 18. The seat moves using four sets of wheels 20. After movement, the brake positioning part 19 is used to restrict the rotation of the wheels 20. When folding is required, the seat cushion locking part 5 and the folding extension part 6 are operated. Folding tension spring 7 and seat cushion locking spring 8, thereby folding the base cushion 9, backrest tube 3, and backrest seat 4. The user folds the rear leg tube 14 and front leg tube 22 with the cooperation of the cross support 16. According to the baby's height, press the tray tube adjustment button 21 to pull out the tray tube 13, thereby adjusting the distance between the tray 11 and the backrest tube 3. After use, press the tray adjustment button 12 to rotate the tray fixing part 23, thereby folding the tray tube 13, tray 11, tray fixing part 23, and backrest tube 3.

[0016] The seat cushion locking component 5, folding extension component 6, folding extension component compression spring 7, and seat cushion locking component compression spring 8 of this utility model are commercially available. Technical personnel in this industry only need to install and operate them according to the accompanying instruction manual, without requiring any creative work from those skilled in the art.

[0017] The above description is only a preferred embodiment of the present utility model. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the technical principles of the present utility model, and these improvements and modifications should also be considered within the protection scope of the present utility model.

Claims

1. A foldable simple dining chair comprising a backrest seat assembly, a support frame assembly, a wheel set assembly and a dining plate assembly, characterized in that, The support frame assembly has a wheel assembly at its bottom, the backrest assembly is mounted on the support frame assembly, and a plate assembly is mounted on the backrest assembly. The backrest assembly and the support frame assembly are foldable, and the length of the plate assembly is adjustable.

2. The foldable deck chair according to claim 1, wherein The backrest assembly includes a folding wrench seat (1), a folding wrench (2), a backrest tube (3), a backrest seat (4), a seat cushion locking member (5), a folding extension member (6), a folding extension member compression spring (7), a seat cushion locking member compression spring (8), and a base pad (9). The backrest tube (3) is provided at the top rear end of the base pad (9). The backrest seat (4) is provided inside the backrest tube (3). The folding wrench seat (1) is installed at the top of the backrest tube (3). The folding wrench (2) is installed at the top of the folding wrench seat (1). The base pad (9) can be folded and installed on the support frame assembly with the cooperation of the seat cushion locking member (5), the folding extension member (6), the folding extension member compression spring (7), and the seat cushion locking member compression spring (8).

3. The foldable deck chair according to claim 2, wherein The support frame assembly includes a rear leg tube (14), a rear leg support tube (15), a cross support (16), a front seat support (17), and a front leg tube (22). Two sets of cross support (16) are provided between the rear leg tube (14) and the front leg tube (22). The rear leg support tube (15) is installed on the inner side of the rear leg tube (14). Two sets of front seat support (17) are installed on the front leg tube (22). The base pad (9) is installed on the front leg tube (22) and the rear leg tube (14) with the cooperation of the front seat support (17).

4. The foldable deck chair according to claim 3, wherein The wheelset assembly includes wheelset fixing parts (18), brake positioning parts (19) and wheels (20). A set of wheelset fixing parts (18) is provided at the two corners of the bottom end of the rear foot tube (14) and the front foot tube (22). A set of wheelset fixing parts (18) is provided at the bottom end of each set of wheelset fixing parts (18). A set of wheels (20) is provided on each set of wheels (20). A set of brake positioning parts (19) is provided on each set of wheels (20).

5. The foldable deck chair according to claim 4, wherein The plate assembly includes a plate (11), a plate adjustment button (12), a plate tube (13), a plate tube adjustment button (21), and a plate fixing component (23). The left and right ends of the backrest tube (3) are respectively fixedly and rotatably provided with plate fixing components (23) through the plate adjustment button (12). Each set of plate fixing components (23) is respectively fixedly and slidably provided with a plate (11) through the plate tube adjustment button (21). The plate tube (13) is installed on the plate (11).

6. The foldable deck chair according to claim 2, wherein It also includes a foot pedal (10), and the bottom end of the base pad (9) is fixedly hinged to a foot pedal (10).

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