CN111329287A

CN111329287A - One-key folding type child dining chair

Info

Publication number: CN111329287A
Application number: CN202010382209.4A
Authority: CN
Inventors: 戎森立
Original assignee: Cixi Yiqin Baby Products Co ltd
Current assignee: Cixi Yiqin Baby Products Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-06-26

Abstract

The invention relates to the technical field of child dining chairs, and discloses a one-key folding type child dining chair which comprises a seat plate (4) and a backrest (8) which are hinged with each other, and further comprises a rear support (1), a front support (2), a rear connecting rod (3), a front connecting rod (5), handrails (6) and a dinner plate (7); rear bracket (1) and fore-stock (2) upper end pin joint, rear connecting rod (3) lower extreme and rear bracket (1) upper portion pin joint, rear connecting rod (3) upper end and handrail (6) rear end pin joint, bedplate (4) rear end and back (8) lower part pin joint, bedplate (4) front end and fore-stock (2) upper portion pin joint, front connecting rod (5) upper end and handrail (6) front portion pin joint, front connecting rod (5) lower extreme and rear bracket (1) upper portion pin joint, back (8) lower extreme and back connecting rod (3) rotate the pin joint, dinner plate (7) slide to set up on handrail (6), be equipped with locking mechanical system between bedplate (4) and rear bracket (1) in order to realize that the dining chair expandes the locking. This children dining chair is folding convenient, accomodates the convenience.

Description

One-key folding type child dining chair

Technical Field

The invention relates to the technical field of child dining chairs, and particularly discloses a one-key folding type child dining chair.

Background

A child dining chair in the prior art comprises a chair frame having an unfolded position and a folded position, a seat plate disposed on the chair frame, and a locking mechanism for locking the chair frame in the unfolded position. As shown in publication No. CN102512023A, the dining chair frame comprises: the side armrest frame is a side armrest frame with the length capable of stretching, the side armrest frame is provided with an armrest locking mechanism capable of locking the length of the side armrest frame, and the lower part of the backrest frame and the stay bar frame are arranged in a rotating mode. The design is mainly to adjust the angle of the backrest through an armrest mechanism. As also shown in CN 104622108B, the chair frame comprises a front support; a rear bracket; the lower part of the backrest frame, the upper part of the front bracket and the upper part of the rear bracket are connected with two pivots of the three, and the third is connected with at least one pivot of the two; the back part of the armrest frame is connected with the backrest frame through a pivot; the upper part of the front support frame is connected with the front part of the armrest frame through a pivot, the lower part of the front support frame is connected with the rear support frame through a pivot, and the front support frame are arranged in a sliding and rotating mode. The child seat is folded forwards, and occupies a large space after being folded. The application is intended to provide a one-key folding type child dining chair which is convenient for a client to fold so as to be convenient for carrying and placing.

Disclosure of Invention

The invention aims to provide a novel one-key folding type child dining chair which occupies small space after being folded.

The invention is realized by the following scheme: a one-key folding type child dining chair comprises a seat board and a backrest which are hinged with each other, and further comprises a rear bracket, a front bracket, a rear connecting rod, a front connecting rod, armrests and a dinner plate; the back support is pivoted with the upper end of the front support, the lower end of the back connecting rod is pivoted with the upper part of the back support, the upper end of the back connecting rod is pivoted with the rear end of the armrest, the rear end of the seat board is pivoted with the lower part of the backrest, the front end of the seat board is pivoted with the upper part of the front support, the upper end of the front connecting rod is pivoted with the front part of the armrest, the lower end of the front connecting rod is pivoted with the upper part of the back support, the lower end of the backrest is pivoted with the rear connecting rod in a rotating manner, the dinner. The pivoting relationship ensures that the entire child dining chair can be folded by one key.

In some embodiments of the invention, the rear bracket is pivoted with the upper end of the front bracket through a connecting box, a first slot and a second slot are concavely arranged in the connecting box from bottom to top, the upper end of the rear bracket is fixed in the first slot, the upper end of the front bracket is movably hinged in the second slot, a first jack and a second jack are arranged on the inner side of the connecting box, the lower end of the front connecting rod is pivoted on the first jack through a first shaft, and the seat board is propped against the second jack through a pulling bolt to realize the unfolding and locking of the seat.

In some embodiments of the invention, the lower end of the rear link is pivotally connected to the upper portion of the rear bracket by a second axle.

In some embodiments of the present invention, the two sides of the front end of the seat plate are respectively provided with an extension block extending downwards, and the lower part of the extension block is connected with the upper part of the front bracket through a third shaft pivot.

In some embodiments of the invention, the lower end of the backrest is pivotally connected to the rear link by a fourth shaft.

In some embodiments of the invention, the upper part of the rear connecting rod is pivotally connected with an inserting block, the lower end of the inserting block is pivotally connected with the upper part of the rear connecting rod through a fifth shaft, the rear end of the armrest is pivotally connected with the upper part of the inserting block through a sixth shaft, and the backrest is movably clamped on the inserting block and the rear end of the armrest.

In some embodiments of the invention, the rear link and the front link are curved toward each other.

In a further embodiment of the invention, the front end of the seat plate is hinged with a pedal.

The terms "top, bottom, front, back, left and right" according to the invention are used with reference to the chair in its unfolded position.

Compared with the prior art, the invention has the following advantages: the invention provides a technical scheme of a child dining chair with a novel folding concept, wherein after a locking mechanism is unlocked, a backrest is drawn close to a rear support, the backrest simultaneously drives a rear connecting rod and a seat board to draw close to the rear support, so that the seat board is folded on the rear connecting rod, when the backrest is drawn close backwards, a handrail is pulled to move backwards and downwards to drive a front connecting rod to slide backwards and downwards, when the seat board is folded backwards, a front support is pulled to draw close to the rear support, and therefore the whole dining chair is folded and folded. The dining chair is convenient to fold and store, and the number of the small folding cabinets is large, so that the shipping cost is reduced, and the dining chair is convenient to export.

Drawings

FIG. 1 is a schematic view of the unfolding and locking structure of the foldable child dining chair according to the present invention;

FIG. 2 is another schematic view of the foldable child dining chair of the invention in an unfolded and locked configuration;

FIG. 3 is an enlarged view taken at A in FIG. 2;

figure 4 is an exploded view of a portion of the foldable child dining chair of the invention;

FIG. 5 is an isometric view of the junction box;

FIG. 6 is a schematic view of the step-by-step folding process of the one-push-to-fold-type child dining chair of the present invention.

In the figure, 1, a rear bracket; 2. a front bracket; 3. a rear connecting rod; 4. a seat plate; 5. a front link; 6. a handrail; 7. a dinner plate; 8. a backrest; 9. a connection box; 901. a first slot; 902. a second slot; 903. a first jack; 904. a second jack; 10. a first shaft; 11. a second shaft; 12. a third axis; 13. a fourth axis; 14. inserting a block; 15. a fifth shaft; 16. a sixth axis; 17. an extension block; 18. stepping; 19. the dinner plate protects the crotch; 20. pulling the bolt; 21. a chute; 22. and adjusting the rod.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that, as the terms "upper", "lower", "inner", "upper", "lower", "left", "right", "front", "rear", "inner", "outer", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise specifically stated or limited, the terms "mounted", "connected" and "pivotally connected" should be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, a push-to-close type child dining chair comprises a seat plate 4 and a backrest 8 hinged to each other, and in particular, the seat plate 4 is hinged at the rear end thereof to the lower portion of the backrest 8. The children dining chair also comprises a rear bracket 1, a front bracket 2, a rear connecting rod 3, a front connecting rod 5, armrests 6 and a dinner plate 7;

rear bracket

1 and 2 upper ends pin joints of fore-stock, 3 lower extremes of back connecting rod and the pin joint of 1 upper portion of rear bracket, 3 upper ends of back connecting rod and 6 rear ends pin joints of handrail, 4 rear ends of bedplate and 8 lower part pin joints of back, 4 front ends of bedplate and 2 upper portions pin joints of fore-stock, 5 upper ends of preceding connecting rod and the anterior pin joints of

handrail

6, 5 lower extremes of preceding connecting rod and the pin joint of 1 upper portion of rear bracket, 8 lower extremes of back rotate the pin joint with back connecting rod 3, dinner plate 7 slides and sets up on handrail 6, be equipped with locking mechanical system in order to realize that the dining chair expandes the locking between bedplate 4. The pivoting relationship ensures that the entire child dining chair can be folded by one key.

In some embodiments of the present invention, the rear frame 1 is pivotally connected to the upper end of the front frame 2 through a connection box 9, the connection box 9 is an oval structure, the connection box 9 is disposed in a flat manner, a first slot 901 and a second slot 902 are recessed from bottom to top in the connection box 9, the shape of the first slot 901 matches with the upper end of the rear frame 1, the upper end of the rear frame 1 is fixed in the first slot 901, the cross section of the second slot 902 is trapezoidal, the upper end of the front frame 2 is movably hinged in the second slot 902, and when the dining chair is in an unfolded state, the upper end of the front frame 2 is located in front of the second slot 902. The inner side of the connection box 9 near the seat plate 4 is provided with a first insertion hole 903 and a second insertion hole 904, the lower end of the front link 5 is pivotally connected to the first insertion hole 903 through a first shaft 10, and the seat plate 4 is pressed against the second insertion hole 904 through a pulling bolt 20 to realize the unfolding locking of the dining chair.

In some embodiments of the present invention, the lower end of the rear link 3 is pivotally connected to the upper portion of the rear bracket 1 via a second shaft 11.

Referring to fig. 4, in some embodiments of the present invention, the upper portion of the rear link 3 is pivotally connected to an insert 14, the insert 14 is a chicken-leg type, the lower end of the insert 14 is pivotally connected to the upper portion of the rear link 3 via a fifth shaft 15, the rear end of the armrest 6 is pivotally connected to the upper portion of the insert 14 via a sixth shaft 16, and the backrest 8 is movably engaged with the upper end of the insert 14 and the rear end of the armrest 6. The upper part of the inserting block 14 is provided with a sliding groove 21, the backrest 8 is provided with an adjusting rod 22, the lower end of the adjusting rod 22 is inserted into the sliding groove 21, and the adjusting rod 22 is stirred to slide in the sliding groove 21, so that the angle of the backrest 8 can be adjusted. Since this adjustment fitting device is not the design point of the present invention, it is only briefly described here and will not be explained too much. Other means of adjustment of the backrest 8 can be adapted to the child's chair of the present application.

In some embodiments of the present invention, the seat plate 4 is provided with extension blocks 17 extending downward from both sides of the front end thereof, the extension blocks 17 are in an inverted triangle shape, and the lower portion of the extension blocks 17 is pivotally connected to the upper portion of the front frame 2 via the third shaft 12.

In some embodiments of the invention, the lower end of the backrest 8 is pivotally connected to the rear link 3 via a fourth shaft 13.

Here, the first shaft 10, the second shaft 11, the third shaft 12, the fourth shaft 13, the fifth shaft 15, and the sixth shaft 16 may be replaced with pins, screws, and bolts as long as the pivotal connection is achieved.

In some embodiments of the present invention, the rear link 3 and the front link 5 are curved toward each other. Specifically, the rear link 3 is bent forward, and the front link 5 is bent backward. The bending angle can be set according to the actual size requirement, and is not limited here. Preferably the rear link curvature is 6 ° and the front link curvature is 32.3 °.

In a further embodiment of the invention, the front end of the seat plate 4 is hinged with a step 18. The manner of hinging the foot rest 18 with the front end of the seat plate 4 can be various and is not a design point of the present invention and will not be described herein.

In a further embodiment of the invention, a tray 7 crotch guard is provided below the tray 7. This structure is not a design point of the present invention and will not be described herein. The inventive concept of the present invention is not limited by the presence or absence of a tray 7 to protect the crotch.

Referring to fig. 6, the folding process of the children dining chair is as follows: after locking mechanical system unblock, after the support 1 is the fulcrum, backward press back 8 and make back 8 draw close towards after-poppet 1, back 8 drives back connecting rod 3 simultaneously, bedplate 4 draws close towards after-poppet 1 for bedplate 4 is folded on back connecting rod 3, pulling handrail 6 also backward downstream when back 8 draws close backward, drive front connecting rod 5 and backward lapse, pulling fore-stock 2 when bedplate 4 is folding, make fore-stock 2 draw close towards after-poppet 1, thereby whole dining chair is folding to draw in. Because the child dining chair can be folded one key by pressing the seat behind the seat, namely the child dining chair can be folded one key by one key only by unlocking the locking mechanism. This dining chair is folding convenient, convenient storage, and folding little cupboard quantity reduces the sea transportation cost and exports conveniently.

The scope of the present invention is not limited to the specific combinations of the above-described features, and other embodiments in which the above-described features or their equivalents are arbitrarily combined are also intended to be encompassed. For example, the above features and the technical features (but not limited to) having similar functions disclosed in the present application are mutually replaced to form the technical solution.

Claims

1. A one-key folding type child dining chair comprises a seat board (4) and a backrest (8) which are hinged with each other, and is characterized by further comprising a rear support (1), a front support (2), a rear connecting rod (3), a front connecting rod (5), armrests (6) and a dinner plate (7); the dining chair is characterized in that the rear support (1) is pivoted with the upper end of the front support (2), the lower end of the rear connecting rod (3) is pivoted with the upper part of the rear support (1), the upper end of the rear connecting rod (3) is pivoted with the rear end of the armrest (6), the rear end of the seat plate (4) is pivoted with the lower part of the backrest (8), the front end of the seat plate (4) is pivoted with the upper part of the front support (2), the upper end of the front connecting rod (5) is pivoted with the front part of the armrest (6), the lower end of the front connecting rod (5) is pivoted with the upper part of the rear support (1), the lower end of the backrest (8) is pivoted with the rear connecting rod (3) in a rotating mode, the dinner plate (7) is arranged on the armrest (.

2. A push-to-close type children dining chair according to claim 1, wherein the rear frame (1) is pivotally connected to the upper end of the front frame (2) through a connection box (9), the connection box (9) is provided with a first slot (901) and a second slot (902) which are recessed from bottom to top, the upper end of the rear frame (1) is fixed in the first slot (901), the upper end of the front frame (2) is movably hinged in the second slot (902), the inner side of the connection box (9) is provided with a first jack (903) and a second jack (904), the lower end of the front connecting rod (5) is pivotally connected to the first jack (903) through a first shaft (10), and the seat plate (4) is supported against the second jack (904) through a pull bolt (20) to lock the unfolding of the dining chair.

3. A push-to-pull child's dining chair according to claim 1, wherein the lower end of the rear link (3) is pivotally connected to the upper part of the rear frame (1) by a second shaft (11).

4. A push-to-pull child dining chair according to claim 1, wherein the seat plate (4) is provided with extension blocks (17) extending downward from both sides of the front end thereof, and the lower portions of the extension blocks (17) are pivotally connected to the upper portion of the front frame (2) via the third shaft (12).

5. A push-to-close children's dining chair according to claim 1, wherein the lower end of the backrest (8) is pivotally connected to the rear link (3) by a fourth shaft (13).

6. A push-to-pull child dining chair according to claim 1, wherein the upper part of the rear link (3) is pivotally connected to an insert (14), the lower end of the insert (14) is pivotally connected to the upper part of the rear link (3) via a fifth shaft (15), the rear ends of the armrests (6) are pivotally connected to the upper part of the insert (14) via a sixth shaft (16), and the backrest (8) is movably connected to the insert (14) and the rear ends of the armrests (6).

7. A push-to-pull child's dining chair according to claim 1, wherein the rear link (3) and the front link (5) are curved towards each other.

8. A push-to-close children's dining chair according to claim 1, wherein the front end of the seat plate (4) is hinged with a step (18).