CN212233848U - Children dining chair - Google Patents

Abstract

The utility model discloses a child dinning chair, its dining chair frame includes the bottom bracket subassembly, the seat subassembly, and the link assembly who connects bottom bracket subassembly and seat subassembly, the bottom bracket subassembly includes the fore-stock and the after-poppet that upper portion rotation is connected, the seat subassembly includes back and seat, the lower part of back is connected with the rear portion rotation ground of seat, link assembly includes preceding connecting rod, the back connecting rod, bottom connecting rod and seat connecting rod, the dining chair frame is under fold condition, the fore-stock and the after-poppet of bottom bracket subassembly draw close each other along the fore-and-aft direction, the back and the seat rotation of seat subassembly draw in, and with link assembly's preceding connecting rod, the back connecting rod draws in together with the bottom bracket subassembly together. The height and the size of the folded dining chair frame are greatly reduced, the structure is very flat, and the dining chair is convenient to carry, store and use in daily life.

Description

Children dining chair

Technical Field

The utility model relates to a child dining chair.

Background

Child dinning chair sits when having dinner and stands and has been widely used because of providing children, present child dinning chair, in order to bear children to higher height and be convenient for adult to look after, need higher support frame to put up the seat, still need set up the dinner plate and bear the dinner plate rail frame of dinner plate simultaneously, these functional requirements all cause current child dinning chair overall structure size big, volume and size after folding are all great, be not convenient for daily carry and accomodate.

Disclosure of Invention

The utility model aims at providing a folding small-size children's dining chair.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a child dining chair 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, a seat component and a connecting rod component for connecting the bottom bracket component and the seat component, the bottom bracket component comprises a front bracket and a rear bracket which are mutually rotatably connected at the upper part, the seat component comprises a backrest and a seat, the lower part of the backrest is rotatably connected with the rear part of the seat,

the connecting rod assembly comprises a front connecting rod, a rear connecting rod, a bottom connecting rod and a seat connecting rod, the lower part of the front connecting rod is rotatably connected to the front bracket or the rear bracket, or the lower part of the front connecting rod, the upper part of the front bracket and the upper part of the rear bracket are mutually rotatably connected together, and the upper part of the front connecting rod is rotatably connected to the backrest; the dining chair frame is characterized in that the rear connecting rod is rotatably connected to the rear support, the lower portion of the rear connecting rod is rotatably connected with one end portion of the bottom connecting rod, the other end portion of the bottom connecting rod is rotatably connected to the front support, the upper portion of the rear connecting rod is rotatably connected to the backrest, the seat connecting rod is rotatably connected with the front connecting rod and the seat, when the dining chair frame is in a folded state, the bottom support assembly is folded, and the front connecting rod, the rear connecting rod, the seat and the backrest are mutually rotated and drawn close to each other and are folded with the bottom support assembly.

Preferably, the front support includes two sets of front support rods respectively disposed at the left and right sides, the rear support has two sets of rear support rods respectively disposed at the left and right sides, the front connecting rod, the rear connecting rod and the bottom connecting rod have two sets respectively disposed at the left and right sides, and the two sets of front connecting rods are respectively connected to the left and right sides of the backrest.

Furthermore, on each side of the dining chair frame, the upper part of the front support rod and the lower part of the front connecting rod are respectively and rotatably connected with the upper part of the rear support rod, and the upper part of the rear support rod is also provided with a limiting structure for limiting the relative rotation angle of the front support rod and the front connecting rod.

Further, the upper portion of the rear link, the lower portion of the backrest and the rear portion of the seat are rotatably connected together about the same rotation center line.

Further, the seat connecting rod comprises a cross rod which is rotatably connected between the front connecting rods on the two sides, and at least one supporting rod which is fixedly connected to the cross rod, wherein the end part of the supporting rod is rotatably connected to the bottom of the seat.

Furthermore, the front support also comprises a front cross rod fixedly arranged between the front support rods on two sides, and two groups of front support rod rods with the upper parts rotatably connected to the front cross rod, wherein a front limiting structure for limiting the relative rotation angle between the front cross rod and the front support rod is arranged between the front cross rod and the front support rod;

the rear support is characterized by further comprising a rear cross rod fixedly arranged on two sides between the rear supporting rods, and two groups of rear supporting rods, wherein the upper portion of the rear cross rod is rotationally connected with the rear supporting rods, and a rear limiting structure for limiting the relative rotating angle between the rear cross rod and the rear supporting rods is arranged between the rear cross rod and the rear supporting rods.

Furthermore, the front support legs have an open state that the bottoms of the front support legs are supported on the ground and a retracted state that the bottoms of the front support legs are separated from the ground, in the open state, the distance between the lower parts of the two front support legs is larger than the distance between the upper parts of the two front support legs, and in the retracted state, the two front support legs are positioned between the front support legs on the two sides;

the rear support legs are provided with an opening state that the bottoms of the rear support legs are supported on the ground and a folding state that the bottoms of the rear support legs are separated from the ground, in the opening state, the distance between the lower portions of the two rear support legs is larger than the distance between the upper portions of the two rear support legs, and in the folding state, the two rear support legs are located between the two rear support legs.

Preferably, the seat assembly further comprises a dinner plate, the upper part of the front connecting rod is fixedly provided with a plug-in seat, the plug-in seat is rotatably connected with the backrest, and the dinner plate is detachably arranged on the plug-in seat.

Preferably, the locking mechanism includes a locking assembly disposed between the seat and the seat link for locking the seat and the seat link, and the locking assembly includes a locking hole opened in the seat link, a locking tongue slidably disposed at a bottom of the seat in a front-rear direction, and an elastic member for urging the locking tongue to move toward the locking hole.

Furthermore, the seat connecting rod at least has the horizontal pole that extends along left and right directions, the lockhole is seted up on the horizontal pole, the bottom of seat has the lock seat of downward bulge, the lock seat has an opening downwards and is used for acceping the accepting groove of horizontal pole, the spring bolt sets up with sliding on the lock seat and is located the horizontal pole rear side.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model discloses a children dining chair, its dining chair frame include end bracket component, seat subassembly to and the link assembly who connects end bracket component and seat subassembly, and the dining chair frame is under fold condition, and end bracket component's fore-stock draws close each other with the after-poppet along the fore-and-aft direction, and the back and the seat of seat subassembly rotate each other and draw in, and draw in together with end bracket component with preceding connecting rod, the back connecting rod of link assembly. The height and the size of the folded dining chair frame are greatly reduced, the structure is very flat, and the dining chair is convenient to carry, store and use in daily life.

Drawings

FIG. 1 is a perspective view of the child dining chair in an unfolded state;

FIG. 2 is an exploded view of the child dining chair of the present invention;

FIG. 3 is a side view of the child dining chair in an unfolded state;

FIG. 4 is a front view of the child dining chair in an unfolded state;

FIG. 5 is a top view of the child dining chair in an unfolded state;

FIG. 6 is a schematic sectional view taken along line A-A of FIG. 4;

FIG. 7 is an enlarged view of portion B of FIG. 6, with the locking assembly in a locked condition;

FIG. 8 is a schematic view of the locking assembly of FIG. 7 after it has been transitioned to an unlocked state;

FIG. 9 is a schematic view of the locking assembly of FIG. 7 after it has been converted to an unlocked state and the seat has been rotated relative to the seat link;

FIG. 10 is a perspective view of the dining chair for children in an unfolded state with the dining plate removed;

FIG. 11 is a side view of FIG. 10;

FIG. 12 is a perspective view of the leg bar of the child dining chair of FIG. 10 shown in a retracted position;

FIG. 13 is a side view of FIG. 12;

FIG. 14 is a perspective view of the child dining chair of FIG. 10 in a semi-folded state;

FIG. 15 is a side view of FIG. 14;

figure 16 is a perspective view of the child dining chair of figure 10 in a folded state;

FIG. 17 is a side view of FIG. 14;

wherein: 1. a front bracket; 11. a front support rod; 12. a front cross bar; 13. a front leg bar; 2. a rear bracket; 21. a rear support rod; 22. a rear cross bar; 23. a rear leg bar; 24. 25, a limiting structure; 3. a seat; 31. a lock seat; 32. an accommodating groove; 4. a backrest; 5. a seat link; 51. a cross bar; 52. a stay bar; 6. a front link; 61. a socket; 62. an interface; 7. a rear connecting rod; 8. a bottom link; 9. a locking assembly; 91. a latch bolt; 92. an elastic member; 93. and (6) locking the hole.

Detailed Description

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

Referring to fig. 1 to 17, 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 component, a seat component and a connecting rod component connecting the bottom bracket component and the seat component.

The bottom bracket assembly comprises a front bracket 1 and a rear bracket 2 which are rotatably connected with each other at the upper parts, the seat assembly comprises a backrest 4 and a seat 3, and the lower part of the backrest 4 is rotatably connected with the rear part of the seat 3. The connecting rod assembly comprises a front connecting rod 6, a rear connecting rod 7, a bottom connecting rod 8 and a seat connecting rod 5, wherein the lower part of the front connecting rod 6 is rotatably connected to the front bracket 1 or the rear bracket 2, or the lower part of the front connecting rod 6 is rotatably connected with the upper part of the front bracket 1 and the upper part of the rear bracket 2, and the upper part of the front connecting rod 6 is rotatably connected to the backrest 4; the rear connecting rod 7 is rotationally connected to the rear bracket 2, the upper part of the rear connecting rod 7 is rotationally connected to the backrest 4, the lower part of the rear connecting rod 7 is rotationally connected with one end part of the bottom connecting rod 8, and the other end part of the bottom connecting rod 8 is rotationally connected to the front bracket 1; the opposite end portions of the seat link 5 are pivotally connected to the front link 6 and the seat 3, respectively.

Specifically, referring to the drawings, the front bracket 1 includes two sets of front support rods 11 respectively disposed at the left and right sides, a front cross rod 12 fixedly disposed between the bottoms of the front support rods 11 at the two sides, and two sets of front support rods 13 rotatably connected to the front cross rod 12 at the upper portion, and a front limiting structure (not shown in the drawings) for limiting a relative rotation angle between the front cross rod 12 and each front support rod 13 is further disposed between the front cross rod 12 and each front support rod 13, and the front limiting structure may specifically adopt a matching structure of a limiting pin shaft and a limiting groove. By rotating the front leg rods 13, the front leg rods 13 have an open state in which the bottoms are supported on the ground, and a stowed state in which the bottoms are separated from the ground, and in the open state, as shown in fig. 10, the distance between the lower parts of the two front leg rods 13 is greater than the distance between the upper parts of the two front leg rods 13, that is, the front leg rods 13 are spread in a splayed shape and supported on the ground; in the retracted state, as shown in fig. 12, the two front leg bars 13 are folded over the front cross bar 12 and positioned between the front leg bars 11 on both sides in the left-right direction, and the front cross bar 12 is supported on the ground.

The rear support 2 is similar to the front support 1 in arrangement, specifically, the rear support 2 comprises two sets of rear support rods 21 respectively arranged at the left and right sides, a rear cross rod 22 fixedly arranged between the bottoms of the rear support rods 21 at the two sides, and two sets of rear support rods 23 rotatably connected to the rear cross rod 22 at the upper part, and a rear limiting structure (not shown in the figure) for limiting the relative rotation angle between the rear cross rod 22 and the rear support rods 23 is further arranged between the rear cross rod 22 and the rear support rods 23. By rotating the rear leg bar 23, the rear leg bar 23 also has an open state in which the bottom is supported on the ground and a stowed state in which the bottom is separated from the ground, and in the open state, as shown in fig. 10, the distance between the lower portions of the two rear leg bars 23 is greater than the distance between the upper portions of the two rear leg bars 23; in the retracted state, as shown in fig. 12, the two rear leg bars 23 are folded over the rear cross bar 22 and positioned between the rear bars 21 on both sides in the left-right direction, and the rear cross bar 22 is supported on the ground.

Referring to the drawings, the front link 6, the rear link 7 and the bottom link 8 are provided with two groups respectively arranged on the left and right sides. On each side of the dining chair frame, the upper part of the front supporting rod 11 is rotatably connected with the upper part of the rear supporting rod 21, the upper part of the rear supporting rod 21 is provided with a limiting structure 24 so as to limit the rotating angle of the front supporting rod 11 relative to the rear supporting rod 21, so that the front supporting rod 11 and the rear supporting rod 21 can be supported on the ground together when being opened relatively to provide the dining chair frame for supporting, and the limiting structure 24 can specifically adopt a limiting groove.

The lower part of the front connecting rod 6 is rotatably connected with the upper part of the rear strut 21, the upper part of the rear strut 21 is also provided with a limiting structure 25 for limiting the rotation angle of the front connecting rod 6 relative to the rear strut 21, and the upper part of the front connecting rod 6 is rotatably connected with the outer side part of the backrest 4 in the left-right direction; the rear link 7 is rotatably connected to the rear stay 21, the bottom link 8 is rotatably connected between the front stay 11 and the rear link 7, and the upper portion of the rear link 7, the rear portion of the seat 3, and the lower portion of the backrest 4 are rotatably connected together about the same rotation center line.

The seat link 5 includes a crossbar 51 rotatably connected between the front links 6 on both sides, and at least one stay 52 fixedly connected to the crossbar 51, where two stays 52 are provided, the stay 52 extending in the front-rear direction, the rear portion thereof being fixed to the crossbar 51, and the front portion thereof being rotatably connected to the bottom of the seat 3. In the unfolded position of the chair frame, the seat link 5 also provides support for the seat 3, so that the seat 3 has good load bearing capacity.

Referring to fig. 1 to 5, the seat assembly further comprises a dinner plate 10, wherein a plug seat 61 is fixedly arranged on the upper part of the front connecting rod 6, the front connecting rod 6 is rotatably connected with the backrest 4 through the plug seat 61, the plug seat 61 is provided with a plug port 62 with a front opening, and the dinner plate 10 is detachably arranged on the plug seat 61.

Referring to figures 6 to 9, the locking mechanism comprises a locking assembly 9 disposed between the seat 3 and the seat link 5 for locking the seat and the link, the locking assembly 9 being locked to lock the dining chair frame in the unfolded condition. The locking assembly 9 includes a locking hole 93 opened on the seat link 5, a latch tongue 91 slidably disposed at the bottom of the seat 3 in the front-rear direction, and an elastic member 92 for urging the latch tongue 91 toward the locking hole 93. In this embodiment, the lock hole 93 is opened on the cross bar 51 with its opening facing backward, the bottom of the seat 3 has a lock seat 31 protruding downward, the lock seat 31 has a receiving groove 32 with its opening facing downward for receiving the cross bar 51, and the cross bar 51 is received in the receiving groove 32 in the unfolded state of the dining chair frame, which increases the stability of the seat 3. The latch tongue 91 is slidably disposed on the lock housing 31 at the rear side of the cross bar 51. The elastic member 92 is a spring for urging the latch tongue 91 to move forward.

Referring to fig. 7, in the unfolded state of the dining chair frame, the front part of the latch tongue 91 is inserted into the lock hole 93, and the locking assembly 9 is in the locked state; when the latch tongue 91 is driven to move backward against the urging force of the spring 92, as shown in fig. 8, the latch tongue 91 comes out of the lock hole 93 to unlock the lock assembly 9; the seat 3 can then be rotated relative to the seat link 5 to fold the frame of the dining chair. Here, the lower surface of the front end of the latch tongue 91 is an inclined surface, so that the latch tongue 91 can automatically enter the lock hole 93 to be locked again when the seat 3 is pressed down; the rear part of the lock tongue 91 is also provided with a pull ring part which can be conveniently hooked by a user to pull the lock tongue 91 to unlock.

When the chair frame is in the unfolded position, as shown in figures 1, 3 to 5, the front frame 1 and the rear frame 2 are opened, the front legs 13 and the rear legs 23 are opened to support on the ground, and the seat 3 is in the upper position to provide a child with sitting support. The dining chair frame in the unfolding state has stable structure and good bearing capacity.

When it is desired to fold the dining chair frame, the tray 10 is removed, as shown in figures 10 and 11, the front legs 13 are then turned backwards to collapse them against the front legs 11 and into the collapsed position, and the rear legs 23 are turned forwards to collapse them against the rear legs 21 and into the collapsed position, as shown in figures 12 and 13. Then, the latch tongue 91 is pulled backward from the rear of the seat 3 to unlock the lock assembly 9, and the backrest 4 is pressed downward to rotate the front link 6 and the rear link 7 toward the rear side of the rear bracket 2, so that the seat 3 rotates to gradually close the backrest 4, and the front bracket 1 and the rear bracket 2 rotate in the forward and backward directions to gradually close, as shown in fig. 14 and 15. Finally, the front bracket 1 and the rear bracket 2 are folded in the front-back direction to fold the bottom bracket component, and the front connecting rod 6, the rear connecting rod 7, the seat 3 and the backrest 4 are mutually folded and are folded together with the bottom bracket component. As shown in figures 16 and 17, the folded dining chair frame has greatly reduced height and size, flat structure and convenient carrying, storage and use.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot 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 by the protection scope of the present invention.

Claims (10)

1. A child dining chair comprising a chair frame having an unfolded state and a folded state, and a locking mechanism for locking said chair frame in the unfolded state, wherein: the dining chair frame comprises a bottom bracket component, a seat component and a connecting rod component for connecting the bottom bracket component and the seat component, the bottom bracket component comprises a front bracket and a rear bracket which are connected with each other in a rotating way at the upper part, the seat component comprises a backrest and a seat, the lower part of the backrest is connected with the rear part of the seat in a rotating way,

the connecting rod assembly comprises a front connecting rod, a rear connecting rod, a bottom connecting rod and a seat connecting rod, the lower part of the front connecting rod is rotatably connected to the front bracket or the rear bracket, or the lower part of the front connecting rod, the upper part of the front bracket and the upper part of the rear bracket are mutually rotatably connected together, and the upper part of the front connecting rod is rotatably connected to the backrest; the dining chair frame is characterized in that the rear connecting rod is rotatably connected to the rear support, the lower portion of the rear connecting rod is rotatably connected with one end portion of the bottom connecting rod, the other end portion of the bottom connecting rod is rotatably connected to the front support, the upper portion of the rear connecting rod is rotatably connected to the backrest, the seat connecting rod is rotatably connected with the front connecting rod and the seat, when the dining chair frame is in a folded state, the bottom support assembly is folded, and the front connecting rod, the rear connecting rod, the seat and the backrest are mutually rotated and drawn close to each other and are folded with the bottom support assembly.

2. A child dining chair according to claim 1, wherein: the front support comprises two groups of front supporting rods which are respectively arranged at the left side and the right side, the rear support comprises two groups of rear supporting rods which are respectively arranged at the left side and the right side, the front connecting rod, the rear connecting rod and the bottom connecting rod are respectively provided with two groups which are respectively arranged at the left side and the right side, and the front connecting rods are respectively connected to the left side and the right side of the backrest.

3. A child dining chair according to claim 2, wherein: on each side of the dining chair frame, the upper portion of the front supporting rod and the lower portion of the front connecting rod are respectively and rotatably connected to the upper portion of the rear supporting rod, and the upper portion of the rear supporting rod is further provided with a limiting structure used for limiting the relative rotating angle of the front supporting rod and the front connecting rod.

4. A child dining chair according to claim 2, wherein: the upper part of the rear connecting rod, the lower part of the backrest and the rear part of the seat are connected together in a rotating way around the same rotating center line.

5. A child dining chair according to claim 2, wherein: the seat connecting rod comprises a cross rod which is rotatably connected between the front connecting rods on the two sides, and at least one supporting rod which is fixedly connected to the cross rod, and the end part of the supporting rod is rotatably connected to the bottom of the seat.

6. A child dining chair according to claim 2, wherein: the front support also comprises a front cross rod fixedly arranged between the front support rods on two sides and two groups of front support leg rods, the upper parts of the front cross rod are rotatably connected to the front cross rod, and a front limiting structure for limiting the relative rotation angle between the front cross rod and the front support leg rods is arranged between the front cross rod and the front support leg rods;

the rear support is characterized by further comprising a rear cross rod fixedly arranged on two sides between the rear supporting rods, and two groups of rear supporting rods, wherein the upper portion of the rear cross rod is rotationally connected with the rear supporting rods, and a rear limiting structure for limiting the relative rotating angle between the rear cross rod and the rear supporting rods is arranged between the rear cross rod and the rear supporting rods.

7. A child dining chair as claimed in claim 6, wherein: the front supporting leg rods are provided with an opening state that the bottoms of the front supporting leg rods are supported on the ground and a folding state that the bottoms of the front supporting leg rods are separated from the ground, in the opening state, the distance between the lower parts of the two front supporting leg rods is larger than the distance between the upper parts of the two front supporting leg rods, and in the folding state, the two front supporting leg rods are positioned between the front supporting rods on the two sides;

the rear support legs are provided with an opening state that the bottoms of the rear support legs are supported on the ground and a folding state that the bottoms of the rear support legs are separated from the ground, in the opening state, the distance between the lower portions of the two rear support legs is larger than the distance between the upper portions of the two rear support legs, and in the folding state, the two rear support legs are located between the two rear support legs.

8. A child dining chair according to claim 1, wherein: the seat component further comprises a dinner plate, the upper portion of the front connecting rod is fixedly provided with a plug-in seat, the plug-in seat is rotatably connected with the backrest, and the dinner plate is detachably arranged on the plug-in seat.

9. A child dining chair according to claim 1, wherein: the locking mechanism comprises a locking assembly arranged between the seat and the seat connecting rod and used for locking the seat and the seat connecting rod, the locking assembly comprises a lock hole formed in the seat connecting rod, a lock tongue arranged at the bottom of the seat in a sliding mode along the front-back direction, and an elastic piece used for driving the lock tongue to move towards the lock hole.

10. A child dining chair according to claim 9, wherein: the seat connecting rod at least has the horizontal pole that extends along left and right directions, the lockhole is seted up on the horizontal pole, the bottom of seat has the downward convex lock seat, the lock seat has an opening and just is used for acceping the accepting groove of horizontal pole, the spring bolt sets up with sliding on the lock seat and is located the horizontal pole rear side.

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