CN220777934U

CN220777934U - Child back chair with one-key folding function

Info

Publication number: CN220777934U
Application number: CN202322406653.7U
Authority: CN
Inventors: 刘世兵; 李燕娜; 刘长佰
Original assignee: Yuquan Fuzhou Tourism Supplies Co ltd
Current assignee: Yuquan Fuzhou Tourism Supplies Co ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-04-16
Anticipated expiration: 2033-09-05

Abstract

The utility model discloses a child back chair with a one-key folding function, which comprises a first supporting rod, wherein the top of the first supporting rod is bolted with an arc-shaped connecting part, the other end of the right side of the arc-shaped connecting part is bolted with a hinge part, the inner side of the hinge part is hinged with a mounting part, the inner side of the mounting part is provided with a mounting groove, the inner side of the mounting groove is connected with a movable rod in a sliding manner, and the bottom of the movable rod is bolted with a second supporting rod.

Description

Child back chair with one-key folding function

Technical Field

The utility model relates to the technical field of back chairs, in particular to a child back chair with a one-key folding function.

Background

As a seating apparatus, a chair is used in daily life and work without being separated from the use of the chair, and various types of chairs exist, such as: back chairs, exercise chairs, travel chairs, and folding chairs. Among them, a folding chair has been considered as one of the most important furniture, and in ancient civilization, the folding chair was used not only for seating a person but also in various formal occasions and ceremony.

The folding chair is portable and has the function of stacking, thereby being convenient to carry and saving space. The system is initially used for military use, and is nowadays used in various training institutions, schools at all levels, public places, hospitals, restaurants, hotels, companies, families and other places. Aiming at the child seat, the child seat is not fully developed in all aspects of the body and is good, the safety of the child seat is particularly worthy of social concern, the child seat sold in the market is provided with armrests but is not foldable, so that the child seat is inconvenient to carry and inconvenient to store, and the child seat is mainly used for children with smaller ages, the existing child back seat has poor child protection effect, so that a certain potential safety hazard exists after the child sits on the child back seat, the practicability is poor, and based on the problems, the child back seat with the one-key folding function is provided.

Disclosure of Invention

The utility model aims to provide a child back chair with a one-key folding function, which has the advantages that a first supporting rod and a second supporting rod can automatically turn up a chair surface after folding and storage are completed, folding is completed synchronously, folding of the back chair is easy to operate, the whole folding process is more convenient, applicability of the back chair is greatly improved, and the problems that the existing child back chair cannot be folded, so that the existing child back chair is inconvenient to move outdoors or independently place, and the child protection effect is poor are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a child back chair with a key folding function, includes first bracing piece, the top bolt of first bracing piece has arc connecting portion, the other end bolt on arc connecting portion right side has the articulated elements, the inboard articulated elements of articulated elements has the installed part, the mounting groove has been seted up to the inboard of installed part, the inboard sliding connection of mounting groove has the movable rod, the bottom bolt of movable rod has the second bracing piece, the inboard lower part bolt of first bracing piece has the sleeve, telescopic inboard threaded connection has the head rod, torsion spring has been cup jointed on the surface of both sides around the head rod, the top bolt of head rod has the seat, the bottom bolt of seat has the installation panel, the right side bolt of installation panel bottom has the installation frame, the left side bolt of installation frame inner chamber has the magnetism mounting groove, the bottom bolt of installation panel has the direction joint strip, the inboard bolt of second bracing piece has the second connecting rod, the bottom bolt of second connecting rod has the magnetism plug-in piece.

The utility model is further arranged that the upper part of the inner side of the first supporting rod is hinged with a fixed block through a rotating shaft, and the inner side of the fixed block is bolted with a chair back.

The technical scheme is adopted: the chair back can be connected to the inner side of the first supporting rod through the fixing block and supported by the first supporting rod.

The utility model is further arranged that the right side of the chair back is bolted with a flexible cushion, and the top of the chair surface is bolted with a flexible cushion.

The technical scheme is adopted: the comfort level of a user when sitting on the seat surface and leaning on the seat back is improved through the flexible back cushion and the flexible cushion.

The utility model is further arranged that the upper side and the lower side of the right side of the chair back are both bolted with elastic braces.

The technical scheme is adopted: the user of facilitating the use can pass the elasticity braces with children's arm and shank to fix children on the chair through the elasticity braces, drop when avoiding children to sit on the back of the body chair and cause the injury, the user of facilitating the use can be with the chair back up after folding accomodating through the braces simultaneously, improves the flexibility ratio that the back of the body chair used.

The utility model further provides that the bottoms of the first support rod and the second support rod are respectively bolted with a collision block.

The technical scheme is adopted: the friction force between the bottoms of the first support rod and the second support rod and the ground is improved by the abutting blocks, and the connection strength between the first support rod and the ground and the connection strength between the second support rod and the ground are improved.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the first support rod is arranged, the second support rod and the first support rod can complete folding action through the arc-shaped connecting part, the hinge piece, the mounting groove and the moving rod assembly, and the torsion spring, the sleeve and the first connecting rod are matched to drive the seat surface to automatically turn upwards, so that the seat surface is automatically turned upwards after the first support rod and the second support rod are folded and stored, the folding is synchronously completed, the folding of the back chair is easy to operate, the whole folding process is more convenient, and the applicability of the back chair is greatly improved;

2. according to the utility model, the first support rod and the second support rod can be quickly unfolded and fixed through the fixing between the guide clamping strip and the second connection rod by arranging the transverse clamping between the guide clamping strip and the second connection rod, so that the firmness of the back chair is improved, the safety of children in the using process of the back chair is ensured, meanwhile, the magnetic mounting groove and the magnetic insertion block are matched to magnetically connect the folded first connection rod and the second connection rod, the back chair is convenient to become a whole after being folded, the folded back chair is convenient to carry, and the practicability of the back chair is greatly improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of a portion of the structure of the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;

fig. 4 is an enlarged view of the structure at B in fig. 1 according to the present utility model.

In the figure: 1. a first support bar; 2. an arc-shaped connecting part; 3. a hinge; 4. a mounting member; 5. a mounting groove; 6. a moving rod; 7. a second support bar; 8. a sleeve; 9. a first connecting rod; 10. a torsion spring; 11. a seat surface; 12. installing a panel; 13. a mounting frame; 14. a magnetic mounting groove; 15. a guide clamping strip; 16. a second connecting rod; 17. a magnetic insert; 18. a fixed block; 19. a chair back; 20. a flexible back cushion; 21. a flexible seat cushion; 22. an elastic brace; 23. and (5) abutting the block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1, fig. 2, fig. 3 and fig. 4, a child back chair with one-key folding function comprises a first support rod 1, wherein an arc-shaped connecting part 2 is bolted to the top of the first support rod 1, a hinge 3 is bolted to the other end of the right side of the arc-shaped connecting part 2, a mounting part 4 is hinged to the inner side of the hinge 3, a mounting groove 5 is formed in the inner side of the mounting part 4, a movable rod 6 is slidably connected to the inner side of the mounting groove 5, a second support rod 7 is bolted to the bottom of the movable rod 6, a sleeve 8 is bolted to the lower portion of the inner side of the first support rod 1, a first connecting rod 9 is connected to the inner side of the sleeve 8 in a threaded manner, and torsion springs 10 are sleeved on the surfaces of the front side and the rear side of the first connecting rod 9.

Referring to fig. 1 and 2, a fixing block 18 is hinged to an upper portion of an inner side of the first support rod 1 through a rotating shaft, a chair back 19 is bolted to an inner side of the fixing block 18, and the chair back 19 can be connected to an inner side of the first support rod 1 through the fixing block 18 by means of the fixing block 18 and the chair back 19, and is supported by means of the first support rod 1.

Referring to fig. 2, the right side of the chair back 19 is bolted with a flexible cushion 20, the top of the chair surface 11 is bolted with a flexible cushion 21, and by providing the flexible cushion 20 and the flexible cushion 21, the comfort level of a user sitting on the chair surface 11 and leaning on the chair back 19 can be improved by the flexible cushion 20 and the flexible cushion 21.

The use process is briefly described: when the device needs to be unfolded and used, the bottom of the first supporting rod 1 is connected with the ground, the second supporting rod 7 is broken off to the right side, when the second supporting rod 7 moves to the right side, the second connecting rod 16 simultaneously moves along with the second supporting rod 7 to the right side, at the moment, the second supporting rod 7 pushes the mounting frame 13 at the bottom of the seat 11 to move to the right side in an arc manner until the seat 11 at the top of the mounting frame 13 is parallel to the ground, and then the second supporting rod 7 is pushed upwards, so that the second supporting rod 7 pushes the moving rod 6 to move upwards in the mounting groove 5, the second connecting rod 16 is driven to move upwards, the right side of the guide clamping strip 15 is clamped and limited, the whole opening of the back chair is completed, and then the back chair can be normally used.

Example 2:

referring to fig. 1 and 2, a child back chair with a one-key folding function is disclosed, wherein a seat 11 is bolted to the top of a first connecting rod 9, a mounting panel 12 is bolted to the bottom of the seat 11, a mounting frame 13 is bolted to the right side of the bottom of the mounting panel 12, a magnetic mounting groove 14 is bolted to the left side of an inner cavity of the mounting frame 13, a guiding clamping strip 15 is bolted to the bottom of the mounting panel 12, a second connecting rod 16 is bolted to the lower portion of the inner side of a second supporting rod 7, and a magnetic insert 17 is bolted to the bottom of the second connecting rod 16.

Referring to fig. 2, the upper and lower sides around the right side of the chair back 19 are both bolted with elastic braces 22, through setting up the elastic braces 22, can convenient to use person can pass children's arm and shank on elastic braces 22 to fix children on the chair through elastic braces 22, avoid children to drop when sitting on the back chair and cause the injury, convenient to use person can back up the chair after folding through the braces simultaneously, improves the flexibility ratio of back chair use.

Referring to fig. 1 and 2, the bottoms of the first support rod 1 and the second support rod 7 are respectively bolted with a supporting block 23, and by setting the supporting blocks 23, the supporting blocks 23 can improve the friction between the bottoms of the first support rod 1 and the second support rod 7 and the ground, and improve the connection strength between the first support rod 7 and the ground.

The use process is briefly described: if the back chair needs to be folded and moved in the using process of the device, the first mounting rod is used as a supporting point at the moment, the second supporting rod 7 is pulled downwards, the second supporting rod 7 drives the second connecting rod 16 to move downwards, the second connecting rod 16 is separated from the fixed limit of the guide clamping strip 15, the second supporting rod 7 is pushed to the left side, the second supporting rod 7 is tightly attached to the first supporting rod 1, when the second connecting rod 16 moves inwards, the limit of the guide clamping strip 15 and the mounting frame 13 is lost, the torsion spring 10 enables the chair surface 11 to move to the left upper frame in a fan shape through the elasticity of the torsion spring until the torsion spring is attached to the chair back 19, and then the second supporting rod 7 is moved to enable the magnetic insert block 17 at the bottom of the second connecting rod 16 to be inserted into the magnetic mounting groove 14 and mutually adsorbed, so that the folding of the whole back chair is completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Child back chair with one-key folding function, comprising a first supporting rod (1), and being characterized in that: the top of the first supporting rod (1) is bolted with an arc-shaped connecting part (2), the other end of the right side of the arc-shaped connecting part (2) is bolted with a hinge piece (3), the inner side of the hinge piece (3) is hinged with a mounting piece (4), the inner side of the mounting piece (4) is provided with a mounting groove (5), a movable rod (6) is connected with the inner side of the mounting groove (5) in a sliding way, the bottom of the movable rod (6) is bolted with a second supporting rod (7), the lower part of the inner side of the first supporting rod (1) is bolted with a sleeve (8), the inner side of the sleeve (8) is connected with a first connecting rod (9) in a threaded manner, the surfaces of the front side and the rear side of the first connecting rod (9) are sleeved with torsion springs (10), the top of the first connecting rod (9) is bolted with a chair surface (11), the bottom of the chair surface (11) is bolted with a mounting panel (12), the right side of the bottom of the mounting panel (12) is bolted with a mounting frame (13), a magnetic mounting groove (14) is bolted on the left side of the inner cavity of the mounting frame (13), the bottom of the mounting panel (12) is bolted with a guide clamping strip (15), a second connecting rod (16) is bolted to the lower part of the inner side of the second supporting rod (7), the bottom of the second connecting rod (16) is bolted with a magnetic insert block (17).

2. A child back chair with one-button folding function according to claim 1, wherein: the upper part of the inner side of the first supporting rod (1) is hinged with a fixed block (18) through a rotating shaft, and the inner side of the fixed block (18) is bolted with a chair back (19).

3. A child back chair with one-button folding function according to claim 2, wherein: the right side of the chair back (19) is bolted with a flexible cushion (20), and the top of the chair surface (11) is bolted with a flexible cushion (21).

4. A child back chair with one-button folding function according to claim 2, wherein: elastic braces (22) are bolted on the upper side and the lower side of the right side of the chair back (19).

5. A child back chair with one-button folding function according to claim 1, wherein: the bottoms of the first supporting rod (1) and the second supporting rod (7) are respectively bolted with a supporting block (23).