Stool overturning structure

Abstract

The utility model provides a stool turnover structure, which comprises a stool body, a turnover mechanism and a turnover mechanism, wherein an installation space is arranged in the stool body; the overturning module is arranged in the mounting space in a hidden manner; the connecting seat partially extends into the mounting space from the rear side of the stool body, and the overturning module is connected between the stool body and the connecting seat and enables the stool body to be overturned; according to the utility model, the installation space is arranged in the stool body, the turnover module is arranged in the installation space in a hidden manner, and the connecting seat part extends into the installation space to be connected with the turnover module, so that the stool is simple and attractive in overall appearance structure, high in turnover structure strength, stable and reliable in turnover action and high in safety; the problems that in the prior art, due to the fact that a stool overturning structure is installed in an exposed mode, the whole stool is poor in appearance simplicity and attractiveness; and the overturning structure is insufficient in strength and stability, and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of classroom chairs, in particular to a chair flip structure. Background Art

[0002] A desk is a supporting device for assisting learning. It is indispensable when studying in the classroom. Tiered classrooms generally use one-piece tables and chairs. With the continuous development of science and technology, people have higher and higher requirements for the manufacturing process of desks.

[0003] Chinese patent CN218650846U discloses a row of tables and chairs for classrooms that are easy to enter and exit, including a vertical board, a chair panel is arranged at the front end of the vertical board, a support is installed on the lower surface of the chair panel, connecting pieces are welded on both sides of the front end of the vertical board, the connecting piece is rotatably connected to the support through a rotating shaft, a limiting groove is arranged at the connection between the connecting piece and the support, and the chair panel of the row of tables and chairs can be flipped over by the rotating shaft.

[0004] However, in the prior art solutions, the flipping structure of the bench is installed exposed, which makes the overall appearance of the bench less simple and aesthetically pleasing; and the flipping structure is insufficient in strength and stability. Utility Model Content

[0005] The purpose of the utility model is to address the deficiencies in the prior art and to provide a bench flipping structure. By arranging an installation space in the bench body, the flipping module is hidden in the installation space, and the connecting seat is extended into the installation space to be connected to the flipping module. The overall appearance of the bench is simple and beautiful, the flipping structure has high strength, the flipping action is stable and reliable, and the safety is strong. The technical problems existing in the prior art that the bench flipping structure is exposed, resulting in poor simplicity and beauty of the entire bench; and the flipping structure has insufficient strength and stability, etc. are solved.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The seat flipping structure includes: a seat body, which is provided with an installation space; a flipping module, which is hidden in the installation space; and a connecting seat, which extends from the rear side of the seat body into the installation space. The flipping module is connected between the seat body and the connecting seat and enables the seat body to be flipped.

[0008] Preferably, the flip module includes: a rotating shaft, which is horizontally mounted on the bench body and the connecting seat is rotatably mounted on the rotating shaft; a connecting shaft, which is passed through the connecting seat; a connecting rod, which is rotatably connected between the connecting shaft and the bench body; and a torsion spring, which is sleeved on the rotating shaft and has one extending end that abuts against the bench body and the other extending end that abuts against the connecting shaft.

[0009] Preferably, the middle section of the connecting seat extending into the installation space is hinged to the rotating shaft, and the end section is hinged to the connecting shaft.

[0010] Preferably, the stool body is provided with limit grooves at positions corresponding to the two ends of the connecting shaft, and the two ends of the connecting shaft are correspondingly clamped in the limit grooves.

[0011] Preferably, the connecting rod is arranged perpendicular to the connecting shaft, one end of the connecting rod is rotatably sleeved on the connecting shaft, and the other end is hinged to the bench body.

[0012] Preferably, a hinge shaft is installed on the bench body, and the other end of the connecting rod is rotatably sleeved on the hinge shaft.

[0013] Preferably, the flip module and the connecting seat are arranged in the middle of the bench body.

[0014] Preferably, two torsion springs are provided along the axial direction of the rotating shaft, and the connecting rod is located between the two torsion springs.

[0015] Preferably, the bench body comprises: an upper bench, the bottom of which is provided with the installation space; and a lower cover plate, which is connected to the bottom of the upper bench and covers the installation space.

[0016] Preferably, the portion of the connecting seat exposed outside the installation space is used for connecting to an external desk structure.

[0017] The beneficial effects of the utility model are:

[0018] (1) The utility model sets an installation space in the seat body, sets the flip module in a hidden manner in the installation space, and extends the connecting seat into the installation space to connect with the flip module. The overall appearance and structure of the seat are simple and beautiful.

[0019] (2) The flip module in the utility model has high structural strength, stable and reliable flipping action, strong safety, and a detachable split seat body structure is provided, which facilitates the maintenance and replacement of the flip module in the installation space. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a front view of the overall structure of the bench flip structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the main structure of the bench flip structure of the utility model (excluding the lower cover);

[0022] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0023] Figure 4 It is a schematic diagram of the installation state of the seat flipping structure in the utility model. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0026] Embodiment 1

[0027] like Figure 1-2As shown, the seat flipping structure includes: a seat body 1, wherein an installation space 10 is arranged in the seat body 1; a flipping module 20, wherein the flipping module 20 is concealed in the installation space 10; and a connecting seat 3, wherein the connecting seat 3 extends from the rear side of the seat body 1 into the installation space 10, and the flipping module 20 is connected between the seat body 1 and the connecting seat 3 and enables the seat body 1 to be flipped.

[0028] In this embodiment, by setting an installation space 10 in the bench body 1, the flip module 20 is hidden in the installation space 10, and the connecting seat 3 is partially extended into the installation space 10 to connect with the flip module 20, the overall appearance of the bench is simple and beautiful.

[0029] As a preference, Figure 3 As shown, the flip module 20 includes: a rotating shaft 21, which is horizontally installed on the bench body 1, and the connecting seat 3 is rotatably installed on the rotating shaft 21; a connecting shaft 22, which is passed through the connecting seat 3; a connecting rod 23, which is rotatably connected between the connecting shaft 22 and the bench body 1; and a torsion spring 24, which is sleeved on the rotating shaft 21, and one extending end 241 thereof abuts against the bench body 1, and the other extending end 241 abuts against the connecting shaft 22.

[0030] In this embodiment, the flip module 20 has high structural strength, stable and reliable flipping action, and strong safety.

[0031] Preferably, the middle section of the connecting seat 3 extending into the installation space 10 is hinged to the rotating shaft 21 , and the end section is hinged to the connecting shaft 22 .

[0032] Preferably, the stool body 1 is provided with limit grooves 11 at positions corresponding to the two ends of the connecting shaft 22 , and the two ends of the connecting shaft 22 are correspondingly limited and clamped in the limit grooves 11 .

[0033] Preferably, the connecting rod 23 is arranged perpendicular to the connecting shaft 22 , one end of the connecting rod 23 is rotatably sleeved on the connecting shaft 22 , and the other end is hinged to the bench body 1 .

[0034] Preferably, a hinge shaft 12 is installed on the bench body 1 , and the other end of the connecting rod 23 is rotatably sleeved on the hinge shaft 12 .

[0035] As a preference, Figure 1As shown, the bench body 1 includes: an upper bench 101, the bottom of which is provided with the installation space 10; and a lower cover plate 102, the lower cover plate 102 is connected to the bottom of the upper bench 101 and covers the installation space 10, so as to facilitate the maintenance and replacement of the flip module 20 in the installation space 10.

[0036] As a preference, Figure 4 As shown, the portion of the connecting seat 3 exposed outside the installation space 10 is used to connect with an external desk structure.

[0037] Embodiment 2

[0038] The components of this embodiment that are the same as or corresponding to those in the above embodiment are marked with the same reference numerals as those in the above embodiment. For the sake of simplicity, only the differences from the above embodiment are described below. The differences between this embodiment and the above embodiment are as follows:

[0039] As a preference, Figure 2 As shown, the flip module 20 and the connecting seat 3 are arranged in the middle of the bench body 1 .

[0040] Preferably, two torsion springs 24 are provided along the axial direction of the rotating shaft 21 , and the connecting rod 23 is located between the two torsion springs 24 , so that the structural stability is stronger.

[0041] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. The bench flip structure is characterized by: include: A stool body, wherein a mounting space is provided in the stool body; A flip module, wherein the flip module is concealedly arranged in the installation space; as well as A connecting seat extends from the rear side of the stool body into the installation space, and the flip module is connected between the stool body and the connecting seat to enable the stool body to be flipped.

2. The seat flip structure according to claim 1, characterized in that: The flip module comprises: A rotating shaft, the rotating shaft is horizontally mounted on the bench body, and the connecting seat is rotatably mounted on the rotating shaft; A connecting shaft, the connecting shaft being passed through the connecting seat; A connecting rod, the connecting rod being rotatably connected between the connecting shaft and the seat body; and A torsion spring is sleeved on the rotating shaft, and one extending end of the torsion spring abuts against the seat body, and the other extending end abuts against the connecting shaft.

3. The seat flip structure according to claim 2, characterized in that: The middle section of the connecting seat extending into the installation space is hinged on the rotating shaft, and the end section is hinged on the connecting shaft.

4. The seat flip structure according to claim 2, characterized in that: The stool body is provided with limit grooves at positions corresponding to the two ends of the connecting shaft, and the two ends of the connecting shaft are correspondingly fixed in the limit grooves.

5. The seat flip structure according to claim 2, characterized in that: The connecting rod is arranged perpendicularly to the connecting shaft, one end of the connecting rod is rotatably sleeved on the connecting shaft, and the other end is hinged to the bench body.

6. The seat flip structure according to claim 5, characterized in that: A hinge shaft is installed on the bench body, and the other end of the connecting rod is rotatably sleeved on the hinge shaft.

7. The seat flip structure according to claim 1, characterized in that: The flip module and the connecting seat are arranged at the middle of the bench body.

8. The seat flip structure according to claim 2, characterized in that: Two torsion springs are arranged along the axial direction of the rotating shaft, and the connecting rod is located between the two torsion springs.

9. The bench flip structure according to claim 1, characterized in that: The stool body comprises: An upper bench, the bottom of which is provided with the installation space; and A lower cover plate is connected to the bottom of the upper bench and covers the installation space.

10. The seat flip structure according to claim 1, characterized in that: The portion of the connecting seat exposed outside the installation space is used for connecting with an external desk structure.

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