CN221963206U - A sitting posture correction chair for preventing myopia - Google Patents

Abstract

The utility model belongs to the technical field of myopia prevention, and particularly relates to a sitting posture correcting chair for preventing myopia, which comprises a base, wherein a vertical rod is arranged above a sliding rod, a chin rest is arranged above the vertical rod, a connecting rod is arranged inside the vertical rod, a chest rest is arranged on one side of the connecting rod, a locking bolt is arranged on the surface of the vertical rod, a sliding block is arranged on the back of a handrail mechanism, a main body frame is arranged above a telescopic support, a backrest is arranged on one side above the main body frame, a seat cushion is arranged on the upper surface of the main body frame, a handrail mechanism is arranged on the front surface of the main body frame, the sliding rod is arranged inside one side of the main body frame, and a limiting mechanism is arranged below the sliding rod; the armrest mechanism comprises an arm support, a telescopic rod and a clamping plate; the main body frame comprises a bottom plate, a first chute and a second chute. According to the utility model, the sitting postures of the users can be effectively corrected through the cooperation of the backrest, the cushion, the chin rest, the arm rest and the leg rest, and the sitting postures of the users can be conveniently adjusted according to different users.

Description

A sitting posture correction chair for preventing myopia

Technical Field

The utility model relates to the technical field of myopia prevention, in particular to a sitting posture correction chair for preventing myopia.

Background Art

Myopia has become a common eye disease and is a type of refractive error. Specifically, myopic patients can see clearly at close range, but not at a distance. Myopia is closely related to the patient's eye environment and habits. Long-term desk study and incorrect sitting posture will aggravate the degree of myopia. Therefore, a sitting posture correction chair is needed to correct the user's sitting posture and prevent myopia.

The prior art has the following problems:

When the existing sitting posture correction chair is in use, a strap is usually used to fix the user on the sitting posture correction chair, and this method makes the sitting posture correction chair use experience not good. At the same time, the existing sitting posture correction chair cannot be conveniently adjusted when used by different people, thereby affecting the practicality of the sitting posture correction chair.

Utility Model Content

In view of the deficiencies in the prior art, the utility model provides a sitting posture correction chair for preventing myopia, which solves the problems that the current sitting posture correction chair is inconvenient to adjust and affects the practicality, and the unreasonable usage method affects the user experience.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sitting posture correction chair for preventing myopia, comprising a base, a movable wheel is arranged at the bottom of the base, a telescopic support is arranged at the top of the base, a vertical rod is arranged at the top of the slide bar, a chin rest is arranged at the top of the vertical rod, a connecting rod is arranged inside the vertical rod, a chest support is arranged at one side of the connecting rod, a locking bolt is arranged on the surface of the vertical rod, a slider is arranged at the back of the armrest mechanism, a main body frame is arranged above the telescopic support, a backrest is arranged at one side above the main body frame, a seat cushion is arranged on the upper surface of the main body frame, an armrest mechanism is arranged on the front surface of the main body frame, a slide bar is arranged inside one side of the main body frame, and a limiting mechanism is arranged below the slide bar;

The armrest mechanism comprises an arm support, a telescopic rod and a clamping plate, wherein the telescopic rod is fixedly connected to the arm support, the telescopic rod is L-shaped, a locking bolt is threadedly connected to the lower side of the telescopic rod, and the clamping plate is movably connected to the locking bolt;

The main frame includes a bottom plate, a first slide groove and a second slide groove. The first slide groove is opened on both side surfaces of the bottom plate, and the second slide groove is opened in the middle of one side surface of the bottom plate.

As an optimal technical solution of the utility model, the limiting mechanism includes a connecting block, a mounting rod, a mounting plate and a leg rest, the mounting rod is fixedly installed inside the connecting block, the mounting plate is fixedly installed on the mounting rod, and the leg rest is fixedly installed on the mounting plate.

As a preferred technical solution of the utility model, the telescopic support is fixedly installed between the main frame and the base, and the backrest and the seat cushion are both fixedly installed with the main frame.

As a preferred technical solution of the utility model, the armrest mechanism is located on both sides of the main frame, the slider is fixedly installed with the telescopic rod, the slider is slidably connected with the first sliding groove, and the clamping plate is clamped with the main frame.

As a preferred technical solution of the utility model, the slide rod is slidably connected to the second slide groove, a locking bolt is threadedly connected to the lower middle part of the main frame, and the vertical rod is fixedly installed to the slide rod.

As a preferred technical solution of the utility model, the connecting rod is fixedly installed with the chest support, the connecting rod is movably connected to the inside of the vertical pole, the chin rest is movably connected to the upper inside of the vertical pole, the locking bolt is threadedly connected to the vertical pole, and the locking bolt is respectively clamped with the connecting rod and the chin rest.

As a preferred technical solution of the utility model, the mounting plate is fixedly mounted on both ends of the mounting rod, the connecting block is fixedly mounted on the sliding rod, and the sliding rod is clamped with a locking bolt.

Compared with the prior art, the utility model provides a posture correction chair for preventing myopia, which has the following beneficial effects:

The utility model provides a sitting posture correction chair for preventing myopia. The backrest and the seat cushion are installed on the surface of the main frame, and the backrest can follow the back of the human body, and the seat cushion fits the thigh of the human body. Therefore, under the action of the backrest and the seat cushion, the human body will not have a hunchback phenomenon when using the correction chair, and thus compared with the existing use of a strap to forcibly correct the human body, the use effect of the device is better and the experience is better; and the armrest mechanism is arranged on both sides of the main frame, and the armrest mechanism is movably connected with the main frame, so the armrest mechanism can be adjusted in height and horizontal direction, so as to adapt to different users, and the chest support installed on the surface of the vertical rod through the connecting rod can limit the chest position of the user, and can prevent the user from bowing his head in combination with the chin support, and at the same time, a limiting mechanism is installed under the sliding rod, and the position of the legs of the user can be limited by the limiting mechanism. Therefore, when the device is used, the back, chest, chin and legs of the user can be effectively limited, so that the sitting posture correction chair can correct the sitting posture and effectively prevent myopia.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a front view of the overall structure of the utility model;

Figure 2 is a schematic diagram of the bottom plate structure of the utility model;

Figure 3 is a structural analysis diagram of the armrest mechanism of the utility model;

FIG. 4 is a schematic diagram of the installation structure of the limiting mechanism of the utility model.

In the figure: 1. base; 2. moving wheel; 3. telescopic support; 4. main frame; 41. bottom plate; 42. first slide groove; 43. second slide groove; 5. backrest; 6. seat cushion; 7. armrest mechanism; 71. armrest; 72. first telescopic rod; 73. clamping plate; 8. slide rod; 9. vertical rod; 10. chin rest; 11. limiting mechanism; 111. connecting block; 112. mounting rod; 113. mounting plate; 114. leg rest; 12. connecting rod; 13. chest rest; 14. locking bolt; 15. slider.

DETAILED DESCRIPTION

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.

Please refer to Figures 1-4. In this embodiment: a sitting posture correction chair for preventing myopia includes a base 1, a moving wheel 2 is arranged at the bottom of the base 1, a telescopic support 3 is arranged at the top of the base 1, and a main frame 4 is adjusted by the telescopic support 3; a vertical rod 9 is arranged above the slide bar 8, a chin support 10 is arranged above the vertical rod 9, a connecting rod 12 is arranged inside the vertical rod 9, a chest support 13 is arranged on one side of the connecting rod 12, a locking bolt 14 is arranged on the surface of the vertical rod 9, a slider 15 is arranged on the back of the armrest mechanism 7, a main frame 4 is arranged above the telescopic support 3, and a backrest 5 is arranged on one side above the main frame 4, and the backrest 5 prevents the user from having a hunchback; a seat cushion 6 is arranged on the upper surface of the main frame 4, an armrest mechanism 7 is arranged on the front surface of the main frame 4, a slide bar 8 is arranged inside one side of the main frame 4, and a limit mechanism 11 is arranged below the slide bar 8;

The armrest mechanism 7 includes an arm support 71, a telescopic rod 72 and a clamping plate 73. The telescopic rod 72 is fixedly connected to the arm support 71. The telescopic rod 72 is L-shaped. A locking bolt 14 is threadedly connected to the lower part of the telescopic rod 72. The clamping plate 73 is movably connected to the locking bolt 14, and the user's arm is placed through the arm support 71.

The main frame 4 includes a bottom plate 41 , a first slide groove 42 and a second slide groove 43 . The first slide groove 42 is provided on both side surfaces of the bottom plate 41 , and the second slide groove 43 is provided in the middle of one side surface of the bottom plate 41 .

In this embodiment, the limiting mechanism 11 includes a connecting block 111, a mounting rod 112, a mounting plate 113 and a leg rest 114. The mounting rod 112 is fixedly installed inside the connecting block 111, the mounting plate 113 is fixedly installed with the mounting rod 112, the leg rest 114 is fixedly installed with the mounting plate 113, and the leg rest 114 is installed through the mounting plate 113; the telescopic support 3 is fixedly installed between the main frame 4 and the base 1, the backrest 5 and the seat cushion 6 are fixedly installed with the main frame 4, and the height of the main frame 4 is adjusted by the telescopic support 3; the armrest mechanism 7 is located on both sides of the main frame 4, the slider 15 is fixedly installed with the telescopic rod 72, the slider 15 is slidably connected with the first slide groove 42, the clamping plate 73 is clamped with the main frame 4, and the height of the main frame 4 is adjusted by the slider 15 installs the armrest mechanism 7 and the main frame 4; the sliding rod 8 is slidably connected to the second sliding groove 43, and a locking bolt 14 is threadedly connected to the middle part of the lower part of the main frame 4, the vertical rod 9 and the sliding rod 8 are fixedly installed, and the adjustment structure is restricted by the locking bolt 14; the connecting rod 12 is fixedly installed to the chest support 13, the connecting rod 12 is movably connected to the inside of the vertical rod 9, and the chin support 10 is movably connected to the upper inside of the vertical rod 9, the locking bolt 14 is threadedly connected to the vertical rod 9, and the locking bolt 14 is respectively engaged with the connecting rod 12 and the chin support 10, and the user's chin is supported by the chin support 10; the mounting plate 113 is fixedly installed at both ends of the mounting rod 112, the connecting block 111 is fixedly installed to the sliding rod 8, and the sliding rod 8 is engaged with the locking bolt 14.

The working principle and use process of the utility model are as follows: after the operator adjusts the main frame 4 to a suitable height through the telescopic support 3 according to the different users, the user can sit on the cushion 6 of the main frame 4, and the user will not hunchback under the action of the backrest 5. At the same time, by pushing the slide bar 8 to slide inside the bottom plate 41, the leg support 114 of the limiting mechanism 11 limits the user's legs through the movement of the slide bar 8. After the position of the slide bar 8 is fixed by using the locking bolt 14 to be threadedly connected with the bottom plate 41, the chest support 13 is driven to move by the connecting rod 12, so that the chest support 13 moves to the chest of the user. After limiting, the position of the chest rest 13 is fixed by using the locking bolt 14 to clamp the connecting rod 12, and then the armrest mechanism 7 is moved horizontally to a suitable position by using the sliding block 15 of the armrest mechanism 7 and the sliding connection with the first slide groove 42. Then the locking bolt 14 is rotated to clamp the clamping plate 73 with the bottom plate 41, so as to fix the position of the armrest mechanism 7. Since the arm rest 71 of the armrest mechanism 7 is installed with a telescopic rod 72, the height of the arm rest 71 can be adjusted to a suitable position by the telescopic rod 72. Similarly, after the height of the chin rest 10 is adjusted to a suitable position, the user's sitting posture can be corrected.

Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims (7)

1. The sitting posture correcting chair for preventing myopia comprises a base (1), a moving wheel (2) is arranged below the base (1), a telescopic support (3) is arranged above the base (1), and the sitting posture correcting chair is characterized in that a main body frame (4) is arranged above the telescopic support (3), a backrest (5) is arranged on one side above the main body frame (4), a cushion (6) is arranged on the upper surface of the main body frame (4), an armrest mechanism (7) is arranged on the front surface of the main body frame (4), a sliding rod (8) is arranged inside one side of the main body frame (4), a limiting mechanism (11) is arranged below the sliding rod (8), a vertical rod (9) is arranged above the sliding rod (8), a chin support (10) is arranged above the vertical rod (9), a connecting rod (12) is arranged inside the vertical rod (9), a chest backrest (13) is arranged on one side of the connecting rod (12), a locking bolt (14) is arranged on the surface of the vertical rod (9), a sliding rod (7) is provided with a sliding rod (8), an armrest mechanism (71), an armrest (71) is connected with an armrest (72) and a telescopic support arm (72) is connected with the armrest mechanism (71), the telescopic rod (72) is L-shaped, the locking bolt (14) is connected to the lower thread of the telescopic rod (72), the clamping plate (73) is movably connected with the locking bolt (14), the main body frame (4) comprises a bottom plate (41), a first sliding groove (42) and a second sliding groove (43), the first sliding groove (42) is formed in the middle of one side surface of the bottom plate (41), and the second sliding groove (43) is formed in the middle of one side surface of the bottom plate (41).

2. A sitting posture correcting chair for myopia prevention according to claim 1, wherein the limit mechanism (11) comprises a connecting block (111), a mounting rod (112), a mounting plate (113) and a leg rest (114), wherein the mounting rod (112) is fixedly arranged in the connecting block (111), the mounting plate (113) is fixedly arranged with the mounting rod (112), and the leg rest (114) is fixedly arranged with the mounting plate (113).

3. A sitting posture correcting chair for preventing myopia according to claim 1, wherein the telescopic support (3) is fixedly arranged between the main body frame (4) and the base (1), and the backrest (5) and the cushion (6) are fixedly arranged with the main body frame (4).

4. A sitting posture correcting chair for preventing myopia according to claim 1, wherein the armrest mechanism (7) is located at two sides of the main body frame (4), the sliding block (15) is fixedly installed with the telescopic rod (72), the sliding block (15) is slidably connected with the first sliding groove (42), and the clamping plate (73) is clamped with the main body frame (4).

5. A sitting posture correcting chair for preventing myopia according to claim 1, wherein the sliding rod (8) is slidably connected with the second sliding groove (43), the locking bolt (14) is screwed on the middle part of the lower part of the main body frame (4), and the upright rod (9) is fixedly arranged with the sliding rod (8).

6. A sitting posture correcting chair for preventing myopia according to claim 1, wherein the connecting rod (12) is fixedly arranged with the chest rest (13), the connecting rod (12) is movably connected in the vertical rod (9), the chin rest (10) is movably connected in the upper part of the vertical rod (9), the locking bolt (14) is in threaded connection with the vertical rod (9), and the locking bolt (14) is respectively clamped with the connecting rod (12) and the chin rest (10).

7. A sitting posture correcting chair for preventing myopia according to claim 2, wherein the mounting plates (113) are fixedly arranged at two ends of the mounting rod (112), the connecting blocks (111) are fixedly arranged with the sliding rods (8), and the sliding rods (8) are clamped with the locking bolts (14).