Multi-E-shaped button arrangement type adjustable multifunctional child chair
Through the coordination of the E-shaped button and the locking pin, the height adjustment of the multi-functional child chair is simplified, the complex operation problems in the prior art are solved, and the child-friendly adjustment mode and the parallel protection of the chair floor are realized.
Patent Information
- Application Number
- CN202422226002.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-11
- Publication Date
- 2025-07-25
- Estimated Expiration
- 2034-09-11
AI Technical Summary
The height adjustment mode of the existing multi-functional child chair is complex and difficult for children to operate, resulting in the back of the chair being unable to fit the back, affecting the healthy growth of children.
The arrangement adjustment structure of multiple E-shaped buttons is adopted. Through the cooperation of the E-shaped button and the locking pin, the height adjustment of the chair back assembly, the seat assembly and the foot assembly is realized, and the operation process is simplified.
The simplicity of height adjustment is achieved, and the position adjustment of the chair back assembly, seat assembly and foot assembly is simple and convenient, protecting the chair and floor from damage while keeping the chair parallel to the ground.
Smart Images
Figure CN223143174U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of seats, in particular to a multi-functional children's chair with an adjustable type arranged by a plurality of E-shaped buttons. Background Art
[0002] As a seat for accompanying children to study, the multi-functional children's chair plays a very important role in the process of children's growth and learning; the height of the seat needs to be adjustable to meet the requirements of children of different heights and body types for sitting height; if the sitting height cannot be adjusted to an appropriate range, it is easy that the backrest of the study chair cannot fit the child's back when in use, resulting in a lack of support for the child's back, and it is easy for the child to develop problems such as stooping and hunching after sitting for a long time, which will further affect the child's study and healthy growth.
[0003] Among the existing children's study chairs, many have adjustable heights for the seat, backrest and footrest, but the structures of such seats are all complex and the adjustment modes are not easy to learn. Therefore, there is an urgent need to design a multi-functional children's chair with a single adjustment mode, which is simple and convenient for children to operate. Summary of the Utility Model
[0004] To solve the above problems, the utility model provides a multi-functional children's chair with an adjustable type arranged by a plurality of E-shaped buttons.
[0005] The technical solution adopted by the utility model to solve its technical problems is: a multi-functional children's chair with an adjustable type arranged by a plurality of E-shaped buttons, with a chair frame, adjustment holes, fixed outer sleeves, rear wheels, and front foot blocks as the main body; a cross bar is provided at the bottom of the chair frame, and the chair frame is composed of two groups on the left and right, which are welded and fixed by the cross bar, and the side of the chair frame is in a Z shape; a backrest assembly, a seat assembly, and a footrest assembly are provided on the chair frame, and the backrest assembly, the seat assembly, and the footrest assembly are arranged in sequence from top to bottom, and both ends of the backrest assembly, the seat assembly, and the footrest assembly are respectively fixedly connected to a fixed outer sleeve, and the fixed outer sleeve is sleeved on the chair frame and can slide up and down; an E-shaped button, a fixed shaft, and a locking pin matched with the adjustment hole are provided on the fixed outer sleeve, the E-shaped button is connected in the fixed outer sleeve through the fixed shaft, and the E-shaped button is movably connected with the locking pin.
[0006] Preferably, a number of adjustment holes for cooperating with the E-shaped buttons are provided on the chair frame, and the adjustment holes are located on the back of the chair frame.
[0007] Preferably, connecting shafts, compression springs, and U-shaped grooves are respectively provided at both ends of the E-shaped button, the connecting shafts pass through the locking pins and are fixedly installed in the U-shaped grooves of the E-shaped button; both ends of the compression spring respectively abut against the E-shaped button and the fixed outer sleeve.
[0008] Preferably, after the U-shaped groove is matched with the locking pin, the swing angle of the front section of the locking pin is limited by the shape of the U-shaped groove.
[0009] Preferably, there are six groups of the fixed outer sleeves and E-shaped buttons, and the fixed outer sleeves and E-shaped buttons are divided into three groups and arranged in a column on both sides of the chair frame.
[0010] Preferably, the rear wheels cooperate with the front foot blocks to make the bottom of the chair frame horizontal.
[0011] Preferably, the rear wheels are universal wheels or parallel wheels, that is, the chair frame can move on the ground through the rear wheels.
[0012] Preferably, the cross-sections at the meshing positions of the fixed outer sleeves and the chair frame are the same.
[0013] Preferably, the front foot blocks and the rear wheels are made of plastic or rubber respectively.
[0014] The beneficial effects of the present utility model are as follows: The position heights of the backrest assembly, seat assembly and footrest assembly are adjusted by six groups of the same E-shaped buttons arranged in a column on both sides of the chair frame in three groups. The adjustment mode is single, thus simple and convenient for children to operate; The combined action of the front foot blocks and the rear wheels makes the bottom of the chair frame parallel to the ground, which not only keeps the appearance beautiful but also avoids the direct contact between the metal chair frame and the ground, thereby realizing the two-way protection of the children's chair and the wooden floor ground. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 is the front view of a kind of multi-functional children's chair with multiple E-shaped buttons arranged for adjustment.
[0016] Figure 2 is Figure 1 the three-dimensional view after sectioning at A-A in
[0017] Figure 3 is Figure 2 the partial enlarged view at B in
[0018] Figure 4 is the three-dimensional view of a kind of multi-functional children's chair with multiple E-shaped buttons arranged for adjustment.
[0019] Figure 5 is Figure 4 the partial enlarged view at C in
[0020] In the figure: 1. Chair frame; 2. Backrest assembly; 3. Seat assembly; 4. Footrest assembly; 5. E-shaped button, 51. Fixed shaft, 52. Connecting shaft, 53. U-shaped groove, 54. Locking pin, 55. Compression spring, 56. Fixed outer sleeve; 6. Adjusting hole; 7. Rear wheel; 8. Front foot block; 9. Cross bar. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0021] To make the technical solution of the present utility model clearer and more understandable, the present utility model will be further described below in conjunction with specific embodiments of the accompanying drawings; it should be noted that the terms "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the terms "inner" and "outer" respectively refer to the directions towards or away from the geometric center of a specific component.
[0022] As Figures 1-5 shown, a multi-functional adjustable children's chair with a plurality of E-shaped buttons arranged in a row according to the present utility model takes a chair frame 1, adjustment holes 6, fixed outer sleeves 56, rear wheels 7, and front foot blocks 8 as the main body; a cross bar 9 is provided at the bottom of the chair frame 1, and the chair frame 1 is composed of two left and right groups welded and fixed by the cross bar 9, and the side of the chair frame 1 is in a Z shape; a backrest assembly 2, a seat assembly 3, and a footrest assembly 4 are provided on the chair frame 1, the backrest assembly 2, the seat assembly 3, and the footrest assembly 4 are arranged in sequence from top to bottom, and both ends of the backrest assembly 2, the seat assembly 3, and the footrest assembly 4 are respectively fixedly connected to a fixed outer sleeve 56, and the fixed outer sleeve 56 is sleeved on the chair frame 1 and can slide up and down; an E-shaped button 5, a fixed shaft 51, and a locking pin 54 cooperating with the adjustment hole 6 are provided on the fixed outer sleeve 56, the E-shaped button 5 is connected in the fixed outer sleeve 56 through the fixed shaft 51, and the E-shaped button 5 is movably and cooperatively connected with the locking pin 54.
[0023] In this embodiment, a plurality of adjustment holes 6 cooperating with the E-shaped button 5 are provided on the chair frame 1, and the adjustment holes 6 are located on the back of the chair frame 1.
[0024] In this embodiment, connecting shafts 52, compression springs 55, and U-shaped grooves 53 are respectively provided at both ends of the E-shaped button 5, the connecting shafts 52 pass through the locking pin 54 and are fixedly installed in the U-shaped grooves 53 of the E-shaped button 5; both ends of the compression spring 55 respectively abut against the E-shaped button 5 and the fixed outer sleeve 56.
[0025] In this embodiment, after the U-shaped groove 53 cooperates with the locking pin 54, the swing angle of the front section of the locking pin 54 is limited by the shape of the U-shaped groove 53.
[0026] In this embodiment, there are six groups of the fixed outer sleeves 56 and the E-shaped buttons 5, and the fixed outer sleeves 56 and the E-shaped buttons 5 are divided into three groups and arranged in a row on both sides of the chair frame 1.
[0027] In this embodiment, the rear wheels 7 cooperate with the front foot blocks 8 to make the bottom of the chair frame 1 horizontal.
[0028] In this embodiment, the rear wheels 7 are universal wheels or parallel wheels, that is, the chair frame 1 can move on the ground through the rear wheels 7.
[0029] In this embodiment, the cross-sections of the meshing parts of the fixed outer sleeve 56 and the chair frame 1 are the same.
[0030] In this embodiment, the front foot block 8 and the rear wheel 7 are made of plastic or rubber respectively.
[0031] During use, when it is necessary to adjust the position height of the backrest assembly 2, the seat assembly 3 or the footrest assembly 4, hold the fixed outer sleeve 56 with the hand, and press the upper ends of the E-shaped buttons 5 on both sides of the corresponding assembly with the thumb. At this moment, the E-shaped button 5 rotates around the fixed shaft 51 against the elastic force of the compression spring 55. At the same time, the other end of the E-shaped button 5 drives the locking pin 54 to disengage from the adjustment hole 6 of the chair frame 1 through the connecting shaft 52;
[0032] Furthermore, hold the fixed outer sleeve 56 and move it on the chair frame 1. After reaching the desired position, release the E-shaped button 5. At this moment, the E-shaped button 5 makes a reset movement under the elastic force of the compression spring 55. At the same time, the other end of the E-shaped button 5 drives the locking pin 54 into the adjustment hole 6 of the chair frame 1, that is, the positioning of the fixed outer sleeve 56 is completed; the position height of the backrest assembly 2, the seat assembly 3 and the footrest assembly 4 is adjusted by six groups of the same E-shaped buttons 5 arranged in three columns on both sides of the chair frame 1. The adjustment mode is single, thus simple and convenient for children to operate, and the design is ingenious.
[0033] The above is only the preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its inventive concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.
Claims
1. A multi-functional adjustable children's chair with multiple E-shaped buttons arranged, characterized in that: The main body consists of a chair frame, adjustment holes, fixed outer sleeves, rear wheels, and front foot blocks; a cross bar is provided at the bottom of the chair frame, and the chair frame is composed of two left and right groups welded and fixed by the cross bar, with the side of the chair frame in a Z shape; a backrest assembly, a seat assembly, and a footrest assembly are provided on the chair frame, and the backrest assembly, the seat assembly, and the footrest assembly are arranged in sequence from top to bottom, and both ends of the backrest assembly, the seat assembly, and the footrest assembly are respectively fixedly connected to a fixed outer sleeve, and the fixed outer sleeve is sleeved on the chair frame and can slide up and down; an E-shaped button, a fixed shaft, and a locking pin that cooperates with the adjustment holes are provided on the fixed outer sleeve, the E-shaped button is connected in the fixed outer sleeve through the fixed shaft, and the E-shaped button is movably and cooperatively connected to the locking pin.
2. The adjustable multi-functional children's chair with multiple E-shaped buttons arranged as claimed in claim 1, wherein: A number of adjustment holes for cooperating with the E-shaped button are provided on the chair frame, and the adjustment holes are located on the back of the chair frame.
3. A multi-functional adjustable children's chair with multiple E-shaped buttons arranged as claimed in claim 1, characterized in that: Connecting shafts, compression springs, and U-shaped grooves are respectively provided at both ends of the E-shaped button, the connecting shafts pass through the locking pins and are fixedly installed in the U-shaped grooves of the E-shaped button; both ends of the compression springs respectively abut against the E-shaped button and the fixed outer sleeve.
4. A multi-functional adjustable children's chair with a plurality of E-shaped buttons arranged, as claimed in claim 3, wherein: After the U-shaped groove cooperates with the locking pin, the swing angle of the front section of the locking pin is restricted by the shape of the U-shaped groove.
5. A multi-functional adjustable children's chair with a plurality of E-shaped buttons arranged, as claimed in claim 1, wherein: There are six groups of the fixed outer sleeves and the E-shaped buttons, and the fixed outer sleeves and the E-shaped buttons are divided into three groups and arranged in a column on both sides of the chair frame.
6. The adjustable multi-functional children's chair with a plurality of E-shaped buttons arranged as claimed in claim 1, wherein: The rear wheels cooperate with the front foot blocks to make the bottom of the chair frame horizontal.
7. A multi-functional adjustable children's chair with multiple E-shaped buttons arranged as claimed in claim 1, wherein: The rear wheels are universal wheels or parallel wheels, that is, the chair frame can move on the ground through the rear wheels.
8. A multi-functional adjustable children's chair with a plurality of E-shaped buttons arranged, as claimed in claim 1, wherein: The cross-sections at the meshing positions of the fixed outer sleeves and the chair frame are the same.
9. The adjustable multi-functional children's chair with a plurality of E-shaped buttons arranged as claimed in claim 1, wherein: The front foot blocks and the rear wheels are respectively made of plastic or rubber.