CN216316603U - Multi-stripe elastic structure of hollowed-out backrest of desks and chairs for lunch break - Google Patents

Abstract

The utility model belongs to the technical field of desks and chairs, in particular to a hollow multi-strip elastic structure of a backrest of a desk and chair for noon break, which aims at solving the problems that the backrest proposed by the background technology feels uncomfortable in a hard bang and clothes are stuck on the backrest due to sweating and the heat dissipation is influenced. According to the utility model, the elastic strips distributed at equal intervals can improve the comfort level of students through good elasticity, a large number of gaps exist among the elastic strips, the heat dissipation is facilitated in summer, the foam cushion is placed in the placing groove, the comfort level of the students when sitting can be improved, when the foam cushion becomes dirty and needs to be cleaned, the placing plate can be placed in the placing groove to ensure the smoothness of the cushion, and the replacement of the foam cushion is facilitated.

Description

Multi-stripe elastic structure of hollowed-out backrest of desks and chairs for lunch break

technical field

The utility model relates to the technical field of desks and chairs, in particular to a hollowed-out multi-stripe elastic structure for the backrests of desks and chairs during lunch break.

Background technique

Desks and chairs are the desks and chairs used by students in class. They are a type of desks and chairs, also called student desks and chairs, school desks and chairs. Desks and chairs can be divided according to age, material and function. Divided by age group: divided into kindergarten desks and chairs, primary school desks and chairs, middle school students desks and chairs, college students desks and chairs; divided by function: divided into fixed desks and chairs and lift desks and chairs; divided by materials: Divided into wooden desks and chairs, plastic desks and chairs and steel-wood desks and chairs.

As an indispensable desk and chair in the student era, in summer, due to the hot weather, students leaning on the backrest will not only feel uncomfortable because of the hard backrest, but also cause clothes to stick to the backrest due to sweating. affect heat dissipation.

Utility model content

The purpose of the utility model is to solve the shortcomings existing in the prior art, and proposes a hollow multi-strip elastic structure for the backrests of desks and chairs for lunch break.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

The hollow multi-stripe elastic structure of the backrest of the lunch break desk and chair comprises a backrest, the inner wall of the backrest is provided with an elastic support mechanism, and the elastic support mechanism comprises symmetrically distributed connecting columns mounted on the inner wall of the backrest, and a A clamp ring, an elastic strip connected to the outer wall of one side of the clamp ring, and a limit ring welded to the outer wall of the connecting column;

A seat cushion is installed on the outer wall of the bottom of the backrest, and a storage mechanism is arranged on the outer wall of the bottom of the seat cushion, and the storage mechanism includes a storage frame welded on the outer wall of the bottom of the seat cushion, a placement plate placed on the inner wall of the bottom of the storage frame, and welded to the outer wall of one side of the placement plate. Symmetrically distributed elastic clips on the

Preferably, the outer wall of the top of the seat cushion is provided with a placement slot, and the inner wall of one side of the placement slot is provided with a clamping slot.

Preferably, a foam cushion is placed on the inner wall of the bottom of the placement slot, and the size of the placement slot is adapted to the size of the placement plate.

Preferably, symmetrically distributed support legs are installed on the outer wall of the bottom of the seat cushion, and a base is welded to the outer wall of the bottom of the support legs.

Preferably, symmetrically distributed armrests are installed on the outer wall of one side of the backrest, and the bottom outer wall of the armrest is installed on the top outer wall of the seat cushion.

Preferably, the outer wall of one side of the backrest is provided with an installation opening, and the top and bottom inner walls of the installation opening are provided with inner grooves, and the connecting post is inserted into the inner wall of the inner groove.

The beneficial effects of the present utility model are:

1. The design of the lunch break desk and chair backrest hollow multi-stripe elastic structure, the elastic strips equidistantly distributed through its good elasticity can not only improve the comfort of the students, but also there are a large number of gaps between the elastic strips. It is easy to dissipate heat in summer;

2. The designed lunch break desks and chairs have a hollow multi-strip elastic structure, and a foam cushion is placed in the placement slot, which can improve the comfort of students when they sit down. When the foam cushion becomes dirty and needs to be cleaned, it can be placed The board is placed in the placement slot to ensure the flatness of the seat cushion and facilitate the replacement of the foam cushion.

Description of drawings

Fig. 1 is the overall structure front view of the hollow multi-stripe elastic structure of the lunch break desk and chair backrest proposed by the utility model;

2 is a bottom view of the overall structure of the hollow multi-stripe elastic structure of the lunch break desk and chair backrest proposed by the utility model;

3 is a schematic diagram of the elastic support mechanism of the hollow multi-stripe elastic structure of the lunch break desk and chair backrest proposed by the utility model.

In the figure: 1 backrest, 2 elastic support mechanism, 21 connecting column, 22 collar, 23 elastic strap, 24 limit ring, 3 seat cushion, 4 storage mechanism, 41 storage frame, 42 placing plate, 43 elastic clip, 5 Placement slot, 6 card slot, 7 foam cushion, 8 support legs, 9 base, 10 armrest, 11 installation port.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

Embodiment 1, referring to Figures 1-2, the backrests of desks and chairs in lunch break are hollowed out with multiple elastic structures, including the backrest 1. In order to facilitate the removal of the foam cushion 7, the top outer wall of the seat cushion 3 is provided with a placement slot 5, and one side of the placement slot 5 is provided. The inner wall is provided with a card slot 6;

In order to ensure the flatness of the seat cushion 3, a foam cushion 7 is placed on the inner wall of the bottom of the placement slot 5, and the size of the placement slot 5 is adapted to the size of the placement plate 42;

In order to improve the stability of desks and chairs, symmetrically distributed support legs 8 are installed on the outer wall of the bottom of the cushion 3, and a base 9 is welded to the outer wall of the bottom of the support legs 8;

In order to describe the installation position of the armrest 10, symmetrically distributed armrests 10 are installed on the outer wall of one side of the backrest 1, and the bottom outer wall of the armrest 10 is installed on the top outer wall of the seat cushion 3;

In order to describe the installation position of the connecting column 21 , the outer wall of one side of the backrest 1 is provided with a mounting opening 11 , and the top and bottom inner walls of the mounting opening 11 are both provided with inner grooves, and the connecting column 21 is inserted into the inner wall of the inner groove.

Embodiment 2, referring to FIG. 2 , this embodiment is optimized on the basis of Embodiment 1, specifically:

The inner wall of the backrest 1 is provided with an elastic support mechanism 2, and the elastic support mechanism 2 includes a connecting column 21, a collar 22, an elastic strip 23, and a limit ring 24. The collar 22 is sleeved on the outer wall of the connecting column 21, and the elastic strip 23 is connected to the outer wall of one side of the collar 22, the limit ring 24 is welded to the outer wall of the connecting column 21, and the elastic strips 23 distributed at equal distances can not only improve the comfort of the students, but also the elastic strips through their good elasticity. There are a large number of gaps between the belts 23 to facilitate heat dissipation in summer.

Embodiment 3, referring to FIG. 3 , this embodiment is optimized on the basis of Embodiment 1, specifically:

A seat cushion 3 is installed on the bottom outer wall of the backrest 1, and a storage mechanism 4 is provided on the bottom outer wall of the seat cushion 3, and the storage mechanism 4 includes a storage frame 41, a placing plate 42, and an elastic clip 43, and the placing plate 42 is placed on the bottom inner wall of the storage frame 41. , the symmetrically distributed elastic clips 43 are welded to the outer wall of one side of the placement plate 42, and a foam cushion 7 is placed in the placement slot 5, which can improve the comfort of students when they sit down. When the foam cushion 7 becomes dirty, it needs to be cleaned At the time, the placing plate 42 can be put into the placing groove 5 to ensure the flatness of the seat cushion 3 and facilitate the replacement of the foam cushion 7 .

Working principle: The elastic strips 23 distributed at equal distances are added in the backrest 1. The elastic strips 23 have a certain degree of elasticity. When the students lie down, they will not feel rigid. In the summer season, due to the elastic strips 23 There are a lot of gaps. When the students sweat a lot due to the heat, it is conducive to the heat dissipation of the back. Placing a foam cushion 7 on the seat cushion 3 can improve the comfort of the students when they sit down. After a period of time, the foam cushion 7 will If it becomes dirty and needs to be cleaned, students can put the placing plate 42 into the placing slot 5 to ensure the flatness of the seat cushion 3 .

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. The hollow multi-bar elastic structure of the backrest of the desk for noon break comprises a backrest (1) and is characterized in that an elastic supporting mechanism (2) is arranged on the inner wall of the backrest (1), and the elastic supporting mechanism (2) comprises connecting columns (21) which are symmetrically arranged on the inner wall of the backrest (1), clamping rings (22) sleeved on the outer walls of the connecting columns (21), elastic strips (23) connected to the outer walls of one sides of the clamping rings (22) and limiting rings (24) welded on the outer walls of the connecting columns (21);

cushion (3) are installed to back (1) bottom outer wall, and cushion (3) bottom outer wall is provided with deposits mechanism (4), and deposits mechanism (4) including welding deposit frame (41) on cushion (3) bottom outer wall, place board (42) of placing on depositing frame (41) bottom inner wall, weld in elastic clamping piece (43) of the symmetric distribution on placing board (42) one side outer wall.

2. The hollow multi-bar elastic structure for the backrest of a desk for noon break as claimed in claim 1, wherein the outer wall of the top of the seat cushion (3) is provided with a placing groove (5), and the inner wall of one side of the placing groove (5) is provided with a clamping groove (6).

3. The multi-bar hollow backrest elastic structure of the desk chair for noon break as claimed in claim 2, wherein the foam cushion (7) is placed on the inner wall of the bottom of the placing groove (5), and the size of the placing groove (5) is matched with that of the placing plate (42).

4. The hollow multi-bar elastic structure for the backrest of a desk chair for noon break as claimed in claim 1, wherein the outer wall of the bottom of the seat cushion (3) is provided with symmetrically distributed supporting legs (8), and the outer wall of the bottom of each supporting leg (8) is welded with a base (9).

5. The hollow multi-bar elastic structure for the backrest of a desk for noon break as claimed in claim 1, wherein the armrests (10) are symmetrically arranged on the outer wall of one side of the backrest (1), and the outer wall of the bottoms of the armrests (10) is arranged on the outer wall of the top of the cushion (3).

6. The hollow multi-bar elastic structure for the backrest of a desk for noon break as claimed in claim 1, wherein the backrest (1) is provided with a mounting opening (11) on the outer wall of one side thereof, the inner walls of the top and bottom of the mounting opening (11) are provided with inner grooves, and the connecting column (21) is inserted into the inner wall of the inner groove.

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