Dining chair convenient to move

By designing a sturdy and supportive mechanism, the problem of insufficient stability in existing dining chairs has been solved, enhancing the chair's stability, preventing it from tipping over, and improving leg movement and dining experience.

CN224251013UActive Publication Date: 2026-05-19SHANGHAI NA FU FURNITURE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI NA FU FURNITURE CO LTD
Filing Date
2025-06-30
Publication Date
2026-05-19

AI Technical Summary

Technical Problem

Existing dining chairs generally lack stability in their design, tend to loosen after prolonged use, and can cause the chair to tilt forward when the body leans forward, posing a risk of slipping. Furthermore, they restrict leg movement, negatively impacting the dining experience.

Method used

A dining chair was designed that includes a stabilizing mechanism and a backrest mechanism. The stabilizing mechanism, composed of bridge-shaped tubes, connecting tubes, and reinforcing tubes, enhances the stability of the chair. The design of the seat and backrest limits the tendency of the body to slide forward and prevents the chair from tipping over. At the same time, the armrests are shortened to reduce interference with the legs.

Benefits of technology

The stability and load-bearing capacity of the dining chair have been improved, preventing the chair from tilting forward, increasing the range of leg movement, and enhancing the dining experience.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a dining chair convenient to move, which comprises a stabilizing mechanism and a sitting and leaning mechanism, and the sitting and leaning mechanism is arranged on the stabilizing mechanism; the stabilizing mechanism comprises a front supporting leg, a first bridge type pipe, a connecting pipe, a second bridge type pipe, a rear supporting leg, a top pipe, a handrail pipe, a vertical pipe, a reinforcing pipe, a plurality of foot nails, a handrail, a pipe groove and a clamping groove. The sitting and leaning mechanism comprises a seat cushion, a plurality of clamping blocks, a back cushion, a second bolt groove, a screw hole and a bolt. According to the scheme, the stability and the bearing capacity of the dining chair are greatly improved, the movement range of legs during dining is effectively enlarged, and the dining chair can be effectively prevented from inclining forwards.
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Description

Technical Field

[0001] This utility model relates to the field of dining chair technology, specifically a dining chair that facilitates movement. Background Technology

[0002] Dining chairs are specialized pieces of furniture designed for dining, providing posture support to ensure users can comfortably complete the act of eating. As users' needs become more diverse, the types of dining chairs are also increasing.

[0003] Existing dining chairs are generally not very stable in terms of design. They tend to loosen after sitting for a long time, and when you lean forward while sitting, the chair may also tilt forward, which can easily lead to slipping and injury. In addition, leg movement is restricted when sitting, which reduces the dining experience.

[0004] Therefore, a solution is needed. Summary of the Invention

[0005] (a) Technical problems to be solved

[0006] In view of the shortcomings of the prior art, the present invention provides a convenient dining chair to solve the problems mentioned in the background art.

[0007] (II) Technical Solution

[0008] To achieve the above objectives, this utility model provides the following technical solution:

[0009] A convenient dining chair, characterized in that it includes a stabilizing mechanism and a seating mechanism, wherein the seating mechanism is disposed on the stabilizing mechanism;

[0010] The stabilizing mechanism includes a front support leg, a first bridge-shaped tube, a connecting tube, a second bridge-shaped tube, a rear support leg, a top tube, a handrail tube, a vertical tube, a reinforcing tube, several foot nails, a handrail, a tube groove, and a locking slot. The front support legs are arranged in a left-right structure. The first bridge-shaped tube is located between the two front support legs. The connecting tubes are arranged opposite each other at the rear end of the first bridge-shaped tube. The second bridge-shaped tube is located at the rear end of the connecting tube and opposite the first bridge-shaped tube. The rear support legs are located at the left and right ends of the rear end of the second bridge-shaped tube. The top tube is located at the top of the rear support leg. The handrail tube is located at the bottom of the front end of the top tube. The vertical tube is located at the front end of the handrail tube. The reinforcing tube is located at the bottom of the end of each vertical tube facing the connecting tube. The foot nails are located at the bottom of each front and rear support leg. The handrail is located on each handrail tube. The tube groove is located at the bottom of the handrail. The locking slot is located at the end of each handrail away from the other handrail.

[0011] Preferably, the top of the front support leg is higher than the top of the bridge-shaped tube, the handrail tube is parallel to the ground, the upright tube is perpendicular to the handrail tube, the reinforcing tube is perpendicular to the upright tube, the height of the tube groove is equal to the radius of the handrail tube, and the slot has an arc-shaped structure.

[0012] Preferably, each of the connecting pipes has a mounting groove plate opposite to the other at the top of the end away from the other connecting pipe; the bottom of both ends of the top pipe has a bolt groove 1 inclined inside, the bolt groove 1 passing through the rear end of the handrail pipe and continuing to extend into the interior of the handrail.

[0013] Preferably, the seating mechanism includes a seat cushion, several locking blocks, a backrest, bolt grooves, screw holes, and bolts. The seat cushion is disposed on the top of the front support leg, the first bridge-shaped tube, the connecting tube, and the second bridge-shaped tube. The front end of the seat cushion has a sickle-shaped structure. The locking blocks are disposed at the bottom of the seat cushion corresponding to the position of each mounting slot plate. The backrest is disposed on the rear support leg. The bolt grooves are disposed opposite each other at the left and right ends of the lower half of the backrest. The screw holes are disposed on the rear support leg corresponding to the position of each bolt groove. The bolts are disposed inside each bolt groove and screw hole.

[0014] (III) Beneficial Effects

[0015] This utility model provides a dining chair that facilitates movement. It has the following beneficial effects:

[0016] 1. This solution enhances the stability of the dining chair through an integrated, sturdy mechanism. The cooperation between the bridge-shaped tube 1, bridge-shaped tube 2, connecting tube, mounting groove plate, and reinforcing tube effectively reduces the overall weight while increasing the bearing area of ​​the seat cushion, thus making it more stable for people to sit on. The front support legs are positioned slightly forward and the distance between them is slightly smaller than that between the rear support legs, which further enhances the stability of the dining chair and prevents the chair from tipping over due to the user leaning forward.

[0017] 2. The shortened armrests, combined with reinforced tubes, reduce the lateral space occupied, making it easier to push the dining chairs completely under the dining table and saving aisle space in the dining room (especially suitable for small apartments or compact dining rooms). The shortened armrests reduce the risk of bumping into things when getting up, avoid the interference of traditional high armrests on leg movement, and improve the freedom of movement when dining. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the right-side structure of this utility model;

[0019] Figure 2 This is a schematic diagram of the stabilizing mechanism of this utility model;

[0020] Figure 3 This is a top view of the structure of this utility model;

[0021] Figure 4 This is a front view structural diagram of the present invention;

[0022] Figure 5 This is a schematic diagram of the pipe trench structure of this utility model;

[0023] Figure 6 This is a schematic diagram of the bottom structure of the seat cushion of this utility model;

[0024] Figure 7 This is a schematic diagram of the bolt groove structure of this utility model.

[0025] In the diagram, 1-stabilizing mechanism; 11-front support leg; 12-bridge-type tube one; 13-connecting pipe; 131-several mounting slots; 14-bridge-type tube two; 15-rear support leg; 16-top pipe; 161-bolt slot one; 17-handrail pipe; 18-upper pipe; 19-reinforcing pipe; 110-several foot nails; 111-handrail; 112-pipe groove; 113-slot; 2-sitting mechanism; 21-seat cushion; 22-several locking blocks; 23-back cushion; 24-bolt slot two; 25-screw hole; 26-bolt. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Please see Figure 1-7 The present invention provides a technical solution to achieve this: it includes a stabilizing mechanism 1 and a sitting mechanism 2, wherein the sitting mechanism 2 is disposed on the stabilizing mechanism 1.

[0028] The core stabilizing mechanism 1 includes a front support leg 11, a bridge-shaped tube 12, a connecting tube 13, a bridge-shaped tube 2 14, a rear support leg 15, a top tube 16, a handrail tube 17, a riser tube 18, a reinforcing tube 19, several foot nails 110, a handrail 111, a tube groove 112, and a locking groove 113. The front support legs 11 are arranged in a left-right structure. The bridge-shaped tube 12 is located between the two front support legs 11. The connecting tubes 13 are arranged opposite each other at the rear end of the bridge-shaped tube 12. The bridge-shaped tube 2 14 is located at the rear end of the connecting tube 13 and opposite to the bridge-shaped tube 12. The rear support leg 15 is arranged... At the left and right ends of the rear end of the bridge-type tube 14, the top tube 16 is set on the top of the rear support leg 15, the handrail tube 17 is set at the bottom of the front end of the top tube 16, the riser tube 18 is set at the front end of the handrail tube 17, the reinforcing tube 19 is set at the bottom of the end of each riser tube 18 facing the connecting tube 13, the foot nail 110 is set at the bottom of each front support leg 11 and rear support leg 15, the handrail 111 is set on each handrail tube 17, the tube groove 112 is set at the bottom of the handrail 111, and the slot 113 is set at the end of each handrail 111 away from the other handrail 111. The stability of the dining chair is enhanced by the one-piece molded stabilizing mechanism 1. The cooperation between the bridge tube 12, bridge tube 2 14, connecting tube 13, mounting groove plate 131 and reinforcing tube 19 effectively reduces the overall weight while increasing the bearing area of ​​the seat cushion 21, thus making it more stable for people to sit on. The front support leg 11 is positioned slightly forward and the distance between it is slightly smaller than the distance between the rear support leg 15, which can further enhance the stability of the dining chair and prevent the dining chair from tipping over due to the user leaning forward.

[0029] The shortened armrest 111, combined with the reinforced tube 19, reduces the lateral space occupied, making it easier to push the dining chair completely under the dining table and saving aisle space in the dining room (especially suitable for small apartments or compact dining rooms). The shortened armrest 111 reduces the risk of bumping when getting up, avoids the interference of traditional high armrests on leg movement, and improves the freedom of movement when dining.

[0030] In detail, the top of the front support leg 11 is higher than the top of the bridge-shaped tube 12, the handrail tube 17 is parallel to the ground, the riser tube 18 is perpendicular to the handrail tube 17, the reinforcing tube 19 is perpendicular to the riser tube 18, the height of the tube groove 112 is equal to the radius of the handrail tube 17, and the slot 113 has an arc-shaped structure.

[0031] Each connecting pipe 13 has a mounting groove plate 131 facing each other at the top of the end away from the other connecting pipe 13; the bottom of both ends of the top pipe 16 has a bolt groove 161 inclined inside, which extends through the rear end of the handrail pipe 17 and continues into the interior of the handrail 111.

[0032] The seating mechanism 2 includes a seat cushion 21, several locking blocks 22, a backrest cushion 23, bolt grooves 24, screw holes 25, and bolts 26. The seat cushion 21 is located on the top of the front support leg 11, the first bridge tube 12, the connecting tube 13, and the second bridge tube 14. The front end of the seat cushion 21 has a sickle-shaped structure. The locking blocks 22 are located at the bottom of the seat cushion 21 corresponding to the position of each mounting slot plate 131. The backrest cushion 23 is located on the rear support leg 15. The bolt grooves 24 are located opposite each other at the left and right ends of the lower half of the backrest cushion 23. The screw holes 25 are located on the rear support leg 15 corresponding to the position of each bolt groove 24. The bolts 26 are located inside each bolt groove 24 and screw hole 25.

[0033] Working Principle: This design allows for easy assembly and disassembly of the dining chair. The seat cushion 21 is secured by fitting it into the mounting slot 131 using the clip 22. The backrest cushion 23 is secured by aligning the bolt slot 24 with the bolt hole 25 and screwing in the bolt 26. The armrest 111 is secured by sliding the tube slot 112 over the armrest tube 17 and then screwing in the bolt through the bolt slot 161. The bridge-shaped tube 12, connecting tube 13, bridge-shaped tube 14, and reinforcing tube 19 are all angled towards the rear support leg 15. Therefore, when seated, the seat cushion 21 is tilted inwards. The slight resistance generated by the tilted surface limits the tendency to slide forward, especially during meals or when leaning back slightly, helping users maintain a stable posture and reducing the risk of posture deformation due to body slippage. The integrated stabilizing mechanism 1 enhances load-bearing capacity and stability, while the top tube 16 design facilitates chair movement. The length of the armrest 111 ensures that the upright tube does not restrict leg movement, contributing to a better user experience.

[0034] The present invention comprises: 1-stabilizing mechanism; 11-front support leg; 12-bridge-type tube one; 13-connecting pipe; 131-several mounting slots; 14-bridge-type tube two; 15-rear support leg; 16-top pipe; 161-bolt slot one; 17-handrail pipe; 18-upper pipe; 19-reinforcing pipe; 110-several foot nails; 111-handrail; 112-pipe groove; 113-slot; 2-sitting mechanism; 21-seat cushion; 22-several locking blocks; 23-backrest; 24-bolt slot 2. 25-Screw hole; 26-Bolt. These components are all general standard parts or parts known to those skilled in the art. Their structure and principles can be learned by those skilled in the art through technical manuals or conventional experimental methods. The problem solved by this utility model is that existing dining chairs generally have poor stability in their design. They tend to loosen after prolonged use, and when the body leans forward while sitting, the chair tends to tilt forward, which can easily lead to slips and injuries. Moreover, leg movement is restricted when sitting, which reduces the dining experience. This utility model significantly improves the stability and load-bearing capacity of the dining chair, effectively increases the range of leg movement during meals, and effectively prevents the chair from tilting forward.

[0035] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. It will be apparent to those skilled in the art that this utility model is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or basic characteristics of this utility model. Therefore, the embodiments should be considered exemplary and non-limiting in all respects. The scope of this utility model is defined by the appended claims rather than the foregoing description, and thus all variations falling within the meaning and scope of equivalents of the claims are intended to be included within this utility model. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0036] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A convenient dining chair, characterized in that: It includes a stabilizing mechanism (1) and a sitting mechanism (2), wherein the sitting mechanism (2) is disposed on the stabilizing mechanism (1); The stabilizing mechanism (1) includes a front support leg (11), a bridge-shaped tube one (12), a connecting tube (13), a bridge-shaped tube two (14), a rear support leg (15), a top tube (16), a handrail tube (17), a riser tube (18), a reinforcing tube (19), several foot nails (110), a handrail (111), a tube groove (112), and a slot (113). The front support leg (11) is arranged in a left-right structure. The bridge-shaped tube one (12) is arranged between the two front support legs (11). The connecting tube (13) is arranged opposite each other at the rear end of the bridge-shaped tube one (12). The bridge-shaped tube two (14) is arranged at the rear end of the connecting tube (13) and opposite to the bridge-shaped tube one (12). The rear support leg (15) is arranged at the bridge-shaped tube two. (14) At the left and right ends of the rear end, the top tube (16) is set on the top of the rear support leg (15), the handrail tube (17) is set at the bottom of the front end of the top tube (16), the riser tube (18) is set at the front end of the handrail tube (17), the reinforcing tube (19) is set at the bottom of the end of each riser tube (18) facing the connecting tube (13), the foot nail (110) is set at the bottom of each front support leg (11) and rear support leg (15), the handrail (111) is set on each handrail tube (17), the tube groove (112) is set at the bottom of the handrail (111), and the slot (113) is set at the end of each handrail (111) away from the other handrail (111).

2. The convenient dining chair according to claim 1, characterized in that: The top of the front support leg (11) is higher than the top of the bridge-shaped tube (12), the handrail tube (17) is parallel to the ground, the riser tube (18) is perpendicular to the handrail tube (17), the reinforcing tube (19) is perpendicular to the riser tube (18), the height of the tube groove (112) is equal to the radius of the handrail tube (17), and the slot (113) has an arc-shaped structure.

3. The convenient dining chair according to claim 1, characterized in that: Each of the connecting pipes (13) has a mounting groove plate (131) facing each other at the top of the end away from the other connecting pipe (13); the bottom of both ends of the top pipe (16) is provided with a bolt groove (161) at an incline, and the bolt groove (161) extends through the rear end of the handrail pipe (17) and continues to extend into the interior of the handrail (111).

4. A convenient dining chair according to claim 3, characterized in that: The seating mechanism (2) includes a seat cushion (21), several locking blocks (22), a backrest cushion (23), bolt grooves (24), screw holes (25), and bolts (26). The seat cushion (21) is located on the top of the front support leg (11), the first bridge tube (12), the connecting tube (13), and the second bridge tube (14). The front end of the seat cushion (21) has a sickle-shaped structure. The locking blocks (22) are located at the bottom of the seat cushion (21) corresponding to the position of each mounting slot plate (131). The backrest cushion (23) is located on the rear support leg (15). The bolt grooves (24) are arranged opposite each other on the left and right ends of the lower half of the backrest cushion (23). The screw holes (25) are located on the rear support leg (15) corresponding to the position of each bolt groove (24). The bolts (26) are located inside each bolt groove (24) and screw hole (25).