CN111588225A

CN111588225A - Children dining chair

Info

Publication number: CN111588225A
Application number: CN202010476630.1A
Authority: CN
Inventors: 廉金龙; 刘平
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-08-28

Abstract

The invention discloses a child dining chair, which comprises a dining chair frame with an unfolded state and a folded state and a locking mechanism for locking the dining chair frame in the unfolded state, wherein the dining chair frame comprises a bottom bracket component and a foldable seat pocket component arranged on the bottom bracket component, the bottom bracket component at least comprises a front bracket and a rear bracket, the seat pocket component at least comprises side rods extending along the up-and-down direction, the side rods are relatively slidably connected with the front bracket along the length extension direction of the front bracket, the upper part of the rear bracket is rotatably connected with the side rods, when the dining chair frame is in the folded state, the seat pocket component is folded and folded along with the sliding of the side rods relative to the front bracket, the rear bracket is turned over to be relatively folded with the side rods and the front bracket, and the structure is very compact, Flat, the volume is also very little, has brought very big facility for user's daily carrying and accomodating.

Description

Children dining chair

Technical Field

The invention relates to a child dining chair.

Background

In order to make the dining chair easy to store and carry, the dining chair is mostly of a foldable structure. In the prior art, a foldable dining chair comprises a frame having an unfolded state and a folded state, a seat assembly disposed on the frame, and a locking mechanism for locking the frame in the unfolded state. The structure of the dining chair frame is various, and the corresponding folding principle is different. It is always the goal of those skilled in the art to have a sufficiently small folded dining chair and a sufficiently flat structure.

Disclosure of Invention

The invention aims to provide a child dining chair which is flat in folded structure and small in size.

In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a child dinning chair, including have the expansion state with fold condition the dining chair frame, be used for with the locking mechanical system of dining chair frame locking under the expansion state, the dining chair frame includes bottom bracket component and sets up folding seat pocket subassembly on the bottom bracket component, bottom bracket component includes fore-stock and after-poppet at least, seat pocket subassembly has at least along the side lever that upper and lower direction extends, the side lever is followed the length extending direction of fore-stock relatively sliding ground with the fore-stock is connected, the upper portion of after-poppet is connected with rotating on the side lever, works as when the dining chair frame is in fold condition, seat pocket subassembly is folded up and is followed the side lever is relative the slip of fore-stock with the fore-stock draws in, the after-poppet turn with the side lever reaches the fore-stock draws in relatively.

Preferably, the seat pocket assembly at least comprises a seat rod which is rotatably connected to the side rod, a linkage rod is arranged between the seat rod and the side rod, one end of the linkage rod is rotatably connected to the seat rod, the other end of the linkage rod can rotate relatively and can be connected to the side rod in a relatively sliding manner along the length extension direction of the side rod, and the seat rod rotates relative to the side rod to fold so that the seat pocket assembly is folded.

Preferably, the side lever includes a connecting rod and a back lever which extend along the up-down direction and are connected in a relative sliding manner along the length direction, the seat pocket assembly includes a seat lever which is connected to the connecting rod in a rotating manner, and the back lever drives the seat lever to rotate relative to the connecting rod to fold when sliding and shortening relative to the connecting rod.

Furthermore, the lower part of the back rest rod is fixedly provided with a sliding part, the sliding part can be arranged on the front support in a vertically sliding manner along the length extension direction of the front support, the upper part of the connecting rod can be connected to the sliding part in a relatively sliding manner, a linkage rod is rotatably connected between the sliding part and the seat rod, and the sliding of the connecting rod relative to the sliding part and the rotation of the seat rod relative to the connecting rod are mutually linked.

Furthermore, the sliding part is provided with a sliding groove extending along the vertical direction, the upper part of the connecting rod is provided with a sliding pin, and the sliding pin is slidably arranged in the sliding groove in a penetrating manner.

Further, the seat pocket subassembly still includes the bar that extends along the fore-and-aft direction to and connect with rotating the seat pole anterior with handrail connecting rod between the bar front portion, the rear portion of seat pole the rear portion of bar is connected with rotating respectively on the connecting rod, when the seat pocket subassembly is folded up, bar, handrail connecting rod reach the seat pole is relative the connecting rod is drawn in.

Preferably, the side bar is slidably provided with a sliding part, the sliding part is slidably provided on the front bracket up and down along the length extension direction of the front bracket, the seat pocket assembly comprises a seat rod which is rotatably connected to the side bar, and the side bar is driven to rotate and fold relative to the side bar when sliding downwards relative to the sliding part.

Furthermore, a linkage rod is rotatably connected between the sliding piece and the seat rod, and the seat rod is linked to rotate and fold relative to the side rod when the side rod slides downwards relative to the sliding piece.

Further, the seat pocket subassembly still includes the bar that extends along the fore-and-aft direction to and connect with rotating the seat pole anterior with the handrail connecting rod between the bar front portion, the rear portion of seat pole the rear portion of bar is connected with rotating respectively on the side lever, when the seat pocket subassembly is folded up, bar, handrail connecting rod reach the seat pole is relative the side lever is drawn in.

Preferably, folding of said seat pocket assembly relative to said side rails precedes folding of said side rails relative to said front frame during folding of said dining chair frame.

Preferably, the lower portions of the side bars or the upper portions of the rear brackets are slidably coupled to the front brackets.

Furthermore, a rotating shaft is arranged on the upper portion of the rear support, the upper portion of the rear support is rotatably connected with the side rods through the rotating shaft, a guide groove extending along the length direction of the front support is formed in the front support, and the rotating shaft can rotate around the axis line of the rotating shaft and can be inserted into the guide groove in a vertically sliding mode.

Preferably, the bottom bracket assembly further comprises a connecting rod, one end of the connecting rod is rotatably connected to the upper part of the front bracket, the other end of the connecting rod is rotatably connected to the rear bracket, and when the dining chair is in the folded state, the front bracket, the rear bracket and the connecting rod are close to each other.

Preferably, when the dining chair frame is in a folded state, all the rod pieces in the rear support and the seat pocket assembly are folded at the inner side of the front support along the front-rear direction.

Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: the child dining chair has a simple structure, and the seat bag assembly is folded and is mutually folded with the front support and the rear support when the dining chair frame is folded, so that the child dining chair has a very compact and flat structure and a very small volume, and brings great convenience to daily carrying and storage of a user.

Drawings

Figure 1 is a first perspective view of a dining chair frame according to embodiment 1 of the present invention in an extended position;

figure 2 is a second perspective view of the dining chair frame of embodiment 1 in an extended position;

figure 3 is a schematic side view of a chair frame according to embodiment 1 of the present invention in an extended position;

FIG. 4 is a schematic view in half section taken along line A-A of FIG. 3;

figure 5 is a perspective view of a half-folded dining chair frame according to embodiment 1 of the present invention;

figure 6 is a perspective view of a dining chair frame according to embodiment 1 of the present invention in a folded state;

figure 7 is a side view of the dining chair frame of embodiment 1 in a folded state;

figure 8 is a cross-sectional view of the dining chair frame of embodiment 1 in a folded state;

figure 9 is a perspective view of a dining chair frame according to embodiment 2 of the present invention in an extended position;

figure 10 is a schematic side view of a chair frame according to embodiment 2 of the present invention in an extended position;

FIG. 11 is a schematic sectional view taken along line B-B of FIG. 10;

figure 12 is a perspective view of a half-folded dining chair frame according to embodiment 2 of the present invention;

figure 13 is a perspective view of a second half-folded dining chair frame according to embodiment 2 of the present invention;

figure 14 is a perspective view of a dining chair frame according to embodiment 2 of the present invention in a folded state;

figure 15 is a side view of a dining chair frame according to embodiment 2 of the present invention in a folded state;

FIG. 16 is a schematic sectional view taken along line C-C in FIG. 15;

wherein: 100. a bottom bracket assembly; 200. a seat pocket assembly; 1. a front bracket; 101. a front support rod; 102. a front cross bar; 103. a guide groove; 104. locking the groove; 2. a rear bracket; 201. a rear support rod; 202. a rear cross bar; 3. a connecting rod; 4. a connecting rod; 5. a back rest rod; 6. a seat post; 7. a grab rail; 8. a handrail connecting rod; 9. a slider; 91. a chute; 92. a limiting groove; 10. a slide pin; 11. a linkage rod; 12. an unlocking operation member; 13. a traction cable; 14. locking the elastic sheet; 141. a latch bolt; 15. a spring; 16. a side lever; 17. unlocking the pull rod; 18. a lock pin; 19. and a limiting pin.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the specific embodiments.

Example 1

Referring to figures 1 to 8, a child dining chair comprises a frame having an unfolded state and a folded state, and a locking mechanism for locking the frame in the unfolded state. The dining chair frame comprises a bottom bracket assembly 100 and a foldable seat bag assembly 200 mounted on bottom bracket assembly 100.

Bottom bracket assembly 100 at least includes front support 1 and rear support 2, front support 1 and rear support 2 all extend along the slope of upper and lower direction, seat pocket subassembly 200 has side lever 16 along the extension direction of upper and lower direction extension at least, side lever 16 is connected with front support 1 along the length extending direction of front support 1 relatively slidable, the upper portion of rear support 2 is connected on side lever 16 rotatoryly, when dining chair frame converts the fold condition from the development condition to, seat pocket subassembly 200 folds up and draws in with the slide of side lever 16 relative front support 1 and with front support 1, rear support 2 overturns and draws in with side lever 16 and front support 1 relatively.

In this embodiment, the upper portion of the rear bracket 2 is connected to the front bracket 1 in a relatively sliding manner along the length direction of the front bracket 1, so that the bottom bracket assembly 100 is more stably supported and connected. Specifically, referring to the drawings, the front bracket 1 has two groups of front support rods 101 respectively arranged at the left and right sides and extending in the up-down direction, and a front cross bar 102 fixedly arranged between the lower parts of the two groups of front support rods 101; the rear bracket 2 has two sets of rear support rods 201 respectively disposed at the left and right sides and extending in the up-down direction, and a rear cross bar 202 fixedly disposed between the upper portions of the two sets of rear support rods 201. The side bars 16 are provided with two sets of side bars 16, respectively, the inner side of each front support bar 101 is provided with a guide groove 103, the end of the rear cross bar 202 is provided with a rotating shaft (not shown in the figure) which can be inserted into the guide groove 103 in a relatively rotating and relatively sliding manner, and the upper part of the rear cross bar 201 is also rotatably connected with the lower part of the side bar 16 on the same side through the rotating shaft.

The bottom bracket assembly 100 further includes two sets of connecting rods 3 respectively disposed at the left and right sides, and on each of the left and right sides of the dining chair frame, one end of the connecting rod 3 is rotatably connected to the upper portion of the front support rod 101, and the other end of the connecting rod 3 is rotatably connected to the rear support rod 201. When the dining chair frame is folded, the rotating shaft at the upper part of the rear bracket 2 slides downwards along the guide groove 103, so that the upper part of the rear bracket 2 slides to the lower part of the front bracket 1, and the upper part of the rear bracket 2 turns over to be close to the upper part of the front bracket 1.

In this embodiment, the side bar 16 includes a connecting rod 4 and a back rod 5 extending in the up-down direction and slidably connected to each other in the longitudinal direction, and the seat pocket assembly 200 includes a seat post 6, a handle bar 7, and a handle link 8. On each of the right and left sides of the dining chair frame, the lower portion of the connecting rod 4 is pivotally connected to the upper portion of the rear support rod 201, the lower portion of the back support rod 5 is fixedly provided with a slider 9, the slider 9 is provided on the front support rod 101 to be slidable up and down in the longitudinal extension direction of the front support rod 101, and the upper portion of the connecting rod 4 is relatively slidably connected to the slider 9. Here, the sliding member 9 is a sliding sleeve, the sliding sleeve 9 is sleeved on the upper portion of the connecting rod 4 in a relatively sliding manner, a sliding groove 91 extending in the up-down direction is formed in the sliding sleeve 9, a sliding pin 10 is disposed on the upper portion of the connecting rod 4, and the sliding pin 10 is slidably inserted in the sliding groove 91. The length of the sliding groove 91 is the maximum stroke of the relative sliding between the connecting rod 4 and the back-rest rod 5. When the seat bag assembly 200 is folded, the backrest rod 5 and the connecting rod 4 are firstly folded in a sliding way, and then the supporting rod 201 is folded in a sliding way relative to the front supporting rod 101.

On each of the left and right sides of the dining chair frame, the seat post 6 and the grab bar 7 extend along the front-back direction, the grab bar 7 is positioned above the seat post 6, the rear part of the grab bar 7 and the rear part of the seat post 6 are respectively and rotatably connected to the connecting rod 4, the grab bar 7 is rotatably connected between the front part of the grab bar 7 and the front part of the seat post 6, and when the seat pocket assembly 200 is folded, the grab bar 7, the grab bar connecting rod 8 and the seat post 6 are rotatably folded relative to the connecting rod 4.

A linkage rod 11 is further arranged between the sliding part 9 and the seat rod 6, one end of the linkage rod 11 is rotationally connected to the sliding part 9, and the other end of the linkage rod 11 is rotationally connected to the seat rod 6, so that when the back rest rod 5 slides relative to the connecting rod 4, the sliding part 9 drives the linkage rod 11 to move to drive the seat rod 6 to overturn downwards relative to the connecting rod 4, and the handrail rod 7, the handrail connecting rod 8 and the seat rod 6 are gradually folded relative to the connecting rod 4.

In this embodiment, the backrest rods 5 on both sides are integrally provided with a U-shaped rod with a downward opening, and the seat rods 6 on both sides are also integrally provided with a U-shaped rod with a forward opening.

In the present embodiment, the locking mechanism is a locking member provided between the slider 9 and the front bracket 1 to lock the two relative to each other, and an unlocking operation member 12 for unlocking the locking member is further provided on the upper portion of the back lever 5. Specifically, as shown in fig. 4 and 8, the locking members are provided in two sets on the left and right sides, and lock the sliding member 9 to the front stays 101 on the corresponding sides, respectively.

In this embodiment, the locking member is specifically an elastic locking elastic sheet 14, an upper portion of the locking elastic sheet 14 is rotatably connected to the sliding member 9, a locking tongue 141 is disposed at a lower portion of the locking elastic sheet 14, the front support 101 is provided with a locking groove 104 into which the locking tongue 141 can be inserted, and a spring 15 is disposed between the sliding member 9 and the locking tongue 141 to drive the locking tongue 141 to move toward the locking groove 104. The unlocking operation member 12 is an unlocking knob, a traction cable 13 is connected between the unlocking operation member 12 and the lock tongues 141 of the locking spring pieces 14 on two sides, and when the unlocking operation member 12 is rotated, the traction cable 13 is tensioned, so that the lock tongues 141 on two sides are driven to be separated from the lock groove 104 by overcoming the acting force of the spring 15, and unlocking is realized.

The unfolded state of the dining chair frame is shown in fig. 1 and 2, the front bracket and the rear bracket 2 of the bottom bracket assembly 100 are unfolded relatively to be supported on the ground, the backrest rod 5 of the seat pocket assembly 200 is extended relatively to the connecting rod 4 to be at a higher height, and the seat rod 6 and the grab bar 7 are respectively unfolded relatively to the connecting rod 4; when it is desired to fold the frame, the unlocking actuator 12 is operated to unlock the locking mechanism, and then the locking mechanism is pressed downwardly against the back bar 5 to slide the slide member 9 downwardly along the front bar 101 and relative to the connecting rod 4, while the seat bar 6, the grab bar 7 and the grab bar 8 are rotated relative to each other to gradually fold the seat bar and the grab bar 4 under the action of the linkage rod 11. When the sliding pin 10 on the upper portion of the connecting rod 4 slides to the upper portion of the sliding slot 91 on the sliding member 9, the backrest rod 5, the seat rod 6, the armrest rod 7 and the armrest connecting rod 8 are folded with respect to the connecting rod 4, and the seat pocket assembly 200 is folded first, as shown in fig. 5. Then, the connecting rod 4 pushes the upper portion of the rear rod 201 to slide downward relative to the front rod 101 by continuing to press the back rod 5 downward, and the rear bracket 2 rotates relative to the front bracket 1 under the action of the connecting rod 3 until the front bracket 1, the rear bracket 2 and the connecting rod 3 are folded, the bottom bracket assembly 100 is folded, and the seat pocket assembly 200 is folded in the folded bottom bracket assembly 100, as shown in fig. 6.

In this embodiment, the front support rods 101 at both sides of the front support 1 are in a wide rod structure, and the folded rear support 2 and all the rod members in the seat pocket assembly 200 are folded inside the front support 1 along the front-rear direction, as shown in fig. 6 and 7, the width of the front support rod 101 is only from the side, the structure is very flat and neat, the size after folding is very small, and the carrying and storage are very convenient.

Example 2

Referring to figures 9 to 16, the child dining chair of this embodiment is different from that of embodiment 1 in that the side bars 16 are integral bars, the sliding member 9 is slidably fitted over the side bars 16 and is slidable relative to the side bars 16, and the sliding member 9 is slidably provided on the front frame 1 along the longitudinal extension direction of the front frame 1.

The seat pocket assembly 200 has the advantages that the seat rod 6 and the handrail rod 7 are rotatably connected to the side rod 16, the linkage rod 11 is rotatably connected between the seat rod 6 and the sliding piece 9, and when the sliding piece 9 slides downwards relative to the side rod 16, the linkage rod 11 drives the seat rod 6 to rotate and fold relative to the side rod 16, so that the handrail rod 7, the handrail connecting rod 8 and the seat rod 6 rotate and fold relative to the side rod 16.

In the embodiment, a locking mechanism is disposed between the sliding member 9 and the front rack 1 for locking the two, the locking mechanism includes a lock pin 18 slidably disposed on the sliding member 9, a lock hole (not shown) disposed on the front rack 101, and an unlocking lever 17 for driving the lock pins 18 at two sides to disengage from the lock hole to unlock the dining chair rack.

A stopper groove 92 extending in the vertical direction is formed in the slide bush as the slider 9, and a stopper pin 19 is fixedly provided to the side lever 16. When the dining chair frame is in the unfolded state, the locking mechanism is locked to lock the sliding part 9 relative to the front bracket 1, the limit pin 19 is positioned at the bottommost part of the limit groove 92, the side lever 16 cannot slide downwards continuously, and the seat pocket assembly 200 is stably in the opened state, as shown in fig. 1 to 3.

When the dining chair frame is folded, after the locking mechanism is unlocked, the unlocking pull rod 17 is pushed downwards, so that the sliding piece 9 slides downwards along the front support 1, the handrail 7 and the seat post 6 rotate and are folded relative to the side posts 16, in the process, the sliding piece 9 slides downwards relative to the side posts 16 until the limiting pin 19 reaches the topmost part of the limiting groove 92, and as shown in fig. 12, the seat pocket assembly 200 is folded relative to the side posts 16. At this time, the unlocking rod 17 is continuously pushed downwards to make the sliding member 9 continuously move downwards along the front support 1, so that the side rod 16 and the sliding member 9 move downwards relative to the front support rod 101 together, and the upper end of the rear support 2 is driven to move downwards, so that the front support 1, the rear support 2 and the connecting rod 3 are mutually folded, the bottom support assembly 100 is folded, and the seat pocket assembly 200 is folded in the folded bottom support assembly 100, as shown in fig. 14 to 16.

The above definitions of directions are all defined with reference to the directions as seen when a child is sitting on the chair in its unfolded position.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. A child dining chair comprising a frame having an unfolded state and a folded state, a locking mechanism for locking the frame in the unfolded state, characterized in that: the dining chair frame includes bottom bracket component and sets up folding seat pocket subassembly on the bottom bracket component, bottom bracket component includes fore-stock and after-poppet at least, seat pocket subassembly has at least the side lever that extends along upper and lower direction, the side lever is followed the length extending direction of fore-stock relatively sliding ground with the fore-stock is connected, the upper portion of after-poppet is connected with rotating ground on the side lever, works as when the dining chair frame is in fold condition, seat pocket subassembly is folded up and is followed the side lever is relative the slip of fore-stock and with the fore-stock is drawn in, the after-poppet turn over turn in with the side lever reaches the fore-stock is drawn in relatively.

2. A child dining chair according to claim 1, wherein: the seat pocket assembly at least comprises a seat rod which is rotationally connected to the side rods, a linkage rod is arranged between the seat rod and the side rods, one end of the linkage rod is rotationally connected to the seat rod, the other end of the linkage rod can rotate relatively and can also be connected to the side rods in a relative sliding mode along the length extension direction of the side rods, and the seat rod is rotated and folded relatively to the side rods, so that the seat pocket assembly is folded.

3. A child dining chair according to claim 1, wherein: the side lever includes all along upper and lower direction extension and along length direction relative sliding connection's connecting rod and back pole, seat pocket subassembly includes the seat pole, the seat pole is connected with rotating on the connecting rod, the back pole is relative order about when the connecting rod slides and shortens the seat pole is relative the connecting rod rotates and draws in.

4. A child dining chair according to claim 3, wherein: the lower part of the back rest rod is fixedly provided with a sliding part, the sliding part can be arranged on the front support in a vertically sliding mode along the length extending direction of the front support, the upper part of the connecting rod can be connected to the sliding part in a relatively sliding mode, a linkage rod is rotatably connected between the sliding part and the seat rod, and the sliding of the connecting rod relative to the sliding part and the rotation of the seat rod relative to the connecting rod are mutually linked.

5. A child dining chair as claimed in claim 4, wherein: the sliding piece is provided with a sliding groove extending along the vertical direction, the upper part of the connecting rod is provided with a sliding pin, and the sliding pin is arranged in the sliding groove in a penetrating mode in a sliding mode.

6. A child dining chair according to claim 3, wherein: the seat pocket subassembly still includes the bar that extends along the fore-and-aft direction to and connect with rotating seat pole front portion with handrail connecting rod between the bar front portion, the rear portion of seat pole the rear portion of bar is connected with rotating respectively on the connecting rod, when the seat pocket subassembly is folded up, bar, handrail connecting rod reach the seat pole is relative the connecting rod is drawn in.

7. A child dining chair according to claim 1, wherein: the seat pocket assembly comprises a seat rod which is rotatably connected to the side rod, and the side rod drives the seat rod to rotate and fold relative to the side rod when sliding downwards relative to the sliding piece.

8. The child dining chair according to claim 7, wherein: the sliding piece and the seat rod are rotatably connected with a linkage rod, and the side rod is linked with the seat rod to rotate and fold relative to the side rod when sliding downwards relative to the sliding piece.

9. The child dining chair according to claim 7, wherein: the seat pocket subassembly still includes the bar that extends along the fore-and-aft direction to and connect with rotating seat pole front portion with handrail connecting rod between the bar front portion, the rear portion of seat pole the rear portion of bar is connected with rotating respectively on the side lever, when the seat pocket subassembly is folded up, bar, handrail connecting rod reach the seat pole is relative the side lever is drawn in.

10. A child dining chair according to claim 1, wherein: folding of the seat pocket assembly relative to the side rails precedes folding of the side rails relative to the front frame during folding of the chair frame.

11. A child dining chair according to claim 1, wherein: the lower part of the side bar or the upper part of the rear bracket is slidably connected to the front bracket.

12. A child dining chair as claimed in claim 11, wherein: the upper portion of after-poppet is provided with the pivot, the upper portion of after-poppet passes through the pivot with the side lever is connected with rotating, set up the guide way that extends along its length direction on the fore-stock, the pivot can rotate around self axial lead and can insert with sliding from top to bottom in the guide way.

13. A child dining chair according to any one of claims 1 to 12, wherein: the bottom bracket component also comprises a connecting rod, one end part of the connecting rod is rotationally connected to the upper part of the front bracket, the other end part of the connecting rod is rotationally connected to the rear bracket, and when the dining chair is in a folded state, the front bracket, the rear bracket and the connecting rod are mutually close.

14. A child dining chair according to any one of claims 1 to 12, wherein: when the dining chair frame is in a folded state, all rod pieces in the rear support and the seat pocket assembly are furled in the inner side of the front support along the front-back direction.