Adjustable sitting posture correction desk and chair

Abstract

The invention relates to the technical field of desks and chairs, in particular to an adjustable sitting posture correcting desks and chairs, an adjusting device comprises two L-shaped rods, the two L-shaped rods are fixedly mounted on the surface of a sitting plate in a seat, a sliding strip plate is slidably connected between the two L-shaped rods, shoulder positioning plates are fixedly mounted on the surfaces of the two sides of the sliding strip plate, and the shoulder positioning plates are fixedly mounted on the surfaces of the two sides of the sliding strip plate. Two shoulder positioning plates are fixedly installed on the surface of the top of the seat, soft cushions are fixedly installed on the surfaces of the vertical ends of the two shoulder positioning plates, two fixing plates are fixedly installed on the surface of the top of a sitting plate in the seat, a threaded rod is rotationally connected between the two fixing plates, and rotating wheels are fixedly installed on the surface of the threaded rod. The problems that most of students lack a sitting posture correction function, the students need to depend on intention to continuously remind themselves to correct sitting postures but cannot keep the sitting postures for a long time, and vision is damaged due to the fact that the sitting postures of the students are not correct after long-time use are solved.

Description

Technical Field

[0001] The invention relates to the technical field of desks and chairs, and in particular to an adjustable sitting posture correction desk and chair. Background Art

[0002] Bad sitting posture is the main cause of lumbar and cervical spine diseases. For students who study and practice calligraphy for a long time, the incidence of low back pain increases year by year. Therefore, the medical community, seat designers and ergonomic researchers at home and abroad have been committed to the design and research of new tables and chairs.

[0003] Most of the existing desks and chairs lack the function of posture correction when in use. Students need to rely on willpower to constantly remind themselves to sit properly, but they cannot maintain it for a long time. If this continues for a long time, it is easy for students to suffer damage to their eyesight due to improper sitting posture. Summary of the invention

[0004] The purpose of the present invention is to solve the technical problems in the above background and to propose an adjustable sitting posture correction desk and chair.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: an adjustable sitting posture correction desk and chair, comprising a bottom plate, the surface of the bottom plate is provided with two long grooves, the interiors of the two long grooves are slidably connected with vertical strips, the ends of the two vertical strips away from the long grooves are fixedly installed with seats, the seat is composed of a seat plate and a backrest, the surface of the bottom plate is fixedly installed with a desk body, the surface of the seat plate in the seat is provided with an adjustment device, the adjustment device comprises two L-shaped rods, the two L-shaped rods are fixedly installed on the surface of the seat plate in the seat, a sliding strip is slidably connected between the two L-shaped rods, shoulder positioning plates are fixedly installed on the surfaces of both sides of the sliding strips, and cushions are fixedly installed on the surfaces of the vertical ends of the two shoulder positioning plates. The provision of the shoulder positioning plates has the effect of positioning the position of the students' shoulders.

[0006] Preferably, two fixing plates are fixedly mounted on the top surface of the seat plate of the seat, a threaded rod is rotatably connected between the two fixing plates, a rotating wheel is fixedly mounted on the surface of the threaded rod, and the threads on the surface of the threaded rod are mutually reverse threads with the rotating wheel as the center. The setting of the rotating wheel plays the effect of driving the threaded rod to rotate.

[0007] Preferably, a slide groove is provided on the top surface of the seat plate of the seat, and two movable plates are threadedly connected to the surface of the threaded rod, and the movable plates are slidably connected with the threaded rod and the slide groove. The threaded rod is provided to drive the movable plates to move inside the slide groove.

[0008] Preferably, a hinge plate is hinged on the top surface of the movable plate, and one end of the hinge plate away from the movable plate is hinged to the slide plate. The setting of the hinge plate has the effect of driving the slide plate to move on the surface of the L-shaped rod.

[0009] Preferably, an auxiliary device is provided between the two vertical strips, the auxiliary device comprises a cross bar, the cross bar is fixedly installed between the two vertical strips, a groove is provided on one side surface of the bottom plate, a movable plate is slidably connected inside the groove, and a connecting plate is fixedly installed between the movable plate and one of the vertical strips. The setting of the connecting plate plays the effect of driving one of the vertical strips to move inside the long groove.

[0010] Preferably, a rectangular plate is fixedly mounted on one side surface of the bottom plate, an electric telescopic rod is fixedly mounted on the surface of the rectangular plate, and the output end of the electric telescopic rod is fixedly connected to the moving plate. The setting of the electric telescopic rod plays the effect of driving the moving plate to move inside the groove.

[0011] Compared with the prior art, the advantages and positive effects of the present invention are: 1. In the present invention, by setting an adjusting device, when the device needs to be used, first let the student sit on the seat surface of the chair, and then rotate the rotating wheel. The rotation of the rotating wheel drives the threaded rod to rotate. Since the threads on the surface of the threaded rod are mutually reverse threads with the rotating wheel as the center, when the rotating wheel drives the threaded rod to rotate, the two movable plates threadedly connected on its surface will move in the direction of moving away from or approaching each other inside the sliding groove. The two movable plates move in the direction of moving away from or approaching each other inside the sliding groove, driving the hinged plate to move. The movement of the hinged plate drives the slide plate to move upward or downward on the surface of the L-shaped rod. The slide plate moves upward or downward on the surface of the L-shaped rod, driving the two shoulder positioning plates to move upward or downward. When the two shoulder positioning plates are adjusted to move to a suitable position, the rotating wheel is stopped. At this time, the two shoulder positioning plates are used to hold the student's shoulders so that the student maintains a good sitting posture. Through the cooperation of the above structure, the problem that most of the existing desks and chairs lack the sitting posture correction function when in use is effectively solved.

[0012] 2. In the present invention, by setting an auxiliary device, when it is necessary to adjust the distance between the seat and the desk body according to the student's usage needs, first start the electric telescopic rod, the electric telescopic rod starts to drive the movable plate to move inside the groove, the movable plate moves inside the groove to drive the connecting plate to move, the connecting plate moves to drive one of the vertical bars to move inside the long groove, one of the vertical bars moves inside the long groove to drive the cross bar to move, the cross bar moves to drive the other vertical bar to move inside the long groove, the two vertical bars move inside the long groove to drive the seat to move, when the seat is moved to a suitable position, turn off the electric telescopic rod, through the cooperation of the above structure, avoid the child's unconscious displacement of the seat when using it, affecting the child's correct sitting posture. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A three-dimensional structural schematic diagram of an adjustable sitting posture correction desk and chair is provided for the present invention; Figure 2 The present invention provides a left-side structural schematic diagram of an adjustable sitting posture correction desk and chair; Figure 3 The present invention provides a right-side structural schematic diagram of an adjustable sitting posture correction desk and chair; Figure 4 The present invention proposes an adjustable sitting posture correction desk and chair Figure 1 The structural diagram at A in the middle; Legend: 1. Bottom plate; 2. Long groove; 3. Vertical strips; 4. Seat; 5. Desk body; 6. Adjustment device; 601. L-shaped rod; 602. Sliding strip; 603. Shoulder positioning plate; 604. Cushion; 605. Fixed plate; 606. Threaded rod; 607. Rotating wheel; 608. Slide groove; 609. Movable plate; 610. Hinge plate; 7. Auxiliary device; 71. Cross bar; 72. Groove; 73. Movable plate; 74. Connecting plate; 75. Rectangular plate; 76. Electric telescopic rod. DETAILED DESCRIPTION

[0014] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the present invention is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0015] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0016] See also Figure 1-4The present invention provides a technical solution: an adjustable sitting posture correction desk and chair, comprising a bottom plate 1, two long grooves 2 are provided on the surface of the bottom plate 1, vertical strips 3 are slidably connected inside the two long grooves 2, seats 4 are fixedly installed at one end of the two vertical strips 3 away from the long grooves 2, and the seat 4 is composed of a seat plate and a back plate. A desk body 5 is fixedly installed on the surface of the bottom plate 1.

[0017] The specific settings and functions of the adjusting device 6 and the auxiliary device 7 are described in detail below.

[0018] In this embodiment: an adjustment device 6 is provided on the surface of the seat board of the seat 4, and the adjustment device 6 includes two L-shaped rods 601, and the two L-shaped rods 601 are fixedly installed on the surface of the seat board of the seat 4, and a sliding plate 602 is slidably connected between the two L-shaped rods 601, and shoulder positioning plates 603 are fixedly installed on the surfaces of both sides of the sliding plate 602, and soft pads 604 are fixedly installed on the surfaces of the vertical ends of the two shoulder positioning plates 603.

[0019] In this embodiment, the setting of the shoulder positioning plate 603 plays an effect of positioning the shoulders of the students.

[0020] Specifically, two fixed plates 605 are fixedly installed on the top surface of the seat plate in the seat 4, a threaded rod 606 is rotatably connected between the two fixed plates 605, a rotating wheel 607 is fixedly installed on the surface of the threaded rod 606, and the threads on the surface of the threaded rod 606 are reverse threads with the rotating wheel 607 as the center.

[0021] In this embodiment, the setting of the rotating wheel 607 has the effect of driving the threaded rod 606 to rotate.

[0022] Specifically, a slide groove 608 is provided on the top surface of the seat plate of the seat 4, and two movable plates 609 are threadedly connected to the surface of the threaded rod 606, and the movable plates 609 are slidably connected with the slide groove 608 by means of the threaded rod 606. The setting of the threaded rod 606 plays an effect of driving the movable plates 609 to move inside the slide groove 608.

[0023] Specifically, a hinge plate 610 is hinged on the top surface of the movable plate 609, and one end of the hinge plate 610 away from the movable plate 609 is hinged to the slide plate 602. The setting of the hinge plate 610 has the effect of driving the slide plate 602 to move on the surface of the L-shaped rod 601.

[0024] In this embodiment: an auxiliary device 7 is provided between the two vertical strips 3, the auxiliary device 7 includes a cross bar 71, the cross bar 71 is fixedly installed between the two vertical strips 3, a groove 72 is opened on one side surface of the bottom plate 1, a movable plate 73 is slidably connected inside the groove 72, and a connecting plate 74 is fixedly installed between the movable plate 73 and one of the vertical strips 3. When it is necessary to adjust the distance between the seat 4 and the desk body 5 according to the student's usage needs, first start the electric telescopic rod 76. The electric telescopic rod 76 starts to drive the movable plate 73 to move inside the groove 72. The movable plate 73 moves inside the groove 72 to drive the connecting plate 74 to move. The connecting plate 74 moves and drives one of the vertical strips 3 to move inside the long groove 2. One of the vertical strips 3 moves inside the long groove 2 to drive the cross bar 71 to move. The cross bar 71 moves and drives the other vertical strip 3 to move inside the long groove 2. The two vertical strips 3 move inside the long groove 2 to drive the seat 4 to move. When the seat 4 moves to a suitable position, the electric telescopic rod 76 can be closed. Through the cooperation of the above-mentioned structure, the seat 4 can be prevented from being displaced unconsciously when the child is using it, thereby affecting the child's correct sitting posture.

[0025] Specifically, a rectangular plate 75 is fixedly mounted on one side surface of the bottom plate 1 , an electric telescopic rod 76 is fixedly mounted on the surface of the rectangular plate 75 , and an output end of the electric telescopic rod 76 is fixedly connected to the moving plate 73 .

[0026] In this embodiment, the electric telescopic rod 76 is provided to drive the moving plate 73 to move inside the groove 72 .

[0027] Working principle: By setting the adjustment device 6, when the device is needed, first let the student sit on the seat surface of the seat 4, and then turn the rotating wheel 607. The rotation of the rotating wheel 607 drives the threaded rod 606 to rotate. Since the threads on the surface of the threaded rod 606 are mutually reverse threads with the rotating wheel 607 as the center, when the rotating wheel 607 drives the threaded rod 606 to rotate, the two movable plates 609 connected by the threads on its surface will move in the direction of moving away from or approaching each other inside the slide groove 608. The two movable plates 609 move in the direction of moving away from or approaching each other inside the slide groove 608, driving the hinge The plate 610 moves, and the movement of the hinged plate 610 drives the slide plate 602 to move upward or downward on the surface of the L-shaped rod 601. The slide plate 602 moves upward or downward on the surface of the L-shaped rod 601, driving the two shoulder positioning plates 603 to move upward or downward. When the two shoulder positioning plates 603 are adjusted to move to appropriate positions, the rotation of the rotating wheel 607 is stopped. At this time, the two shoulder positioning plates 603 are used to hold the shoulders of the students so that the students can maintain a good sitting posture. Through the cooperation of the above-mentioned structure, the problem that most of the existing desks and chairs lack the sitting posture correction function when in use is effectively solved. When it is necessary to adjust the distance between the seat 4 and the desk body 5 according to the student's usage needs, first start the electric telescopic rod 76. The electric telescopic rod 76 starts to drive the movable plate 73 to move inside the groove 72. The movable plate 73 moves inside the groove 72 to drive the connecting plate 74 to move. The connecting plate 74 moves and drives one of the vertical strips 3 to move inside the long groove 2. One of the vertical strips 3 moves inside the long groove 2 to drive the cross bar 71 to move. The cross bar 71 moves and drives the other vertical strip 3 to move inside the long groove 2. The two vertical strips 3 move inside the long groove 2 to drive the seat 4 to move. When the seat 4 moves to a suitable position, the electric telescopic rod 76 can be closed. Through the cooperation of the above-mentioned structure, the seat 4 can be prevented from being displaced unconsciously when the child is using it, thereby affecting the child's correct sitting posture.

[0028] The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms. Any technician familiar with the profession may use the above disclosed technical content to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the technical solution of the present invention still belongs to the protection scope of the technical solution of the present invention. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. An adjustable sitting posture correction desk and chair, comprising a bottom plate (1), wherein the surface of the bottom plate (1) is provided with two long grooves (2), the interiors of the two long grooves (2) are slidably connected with vertical strips (3), a seat (4) is fixedly installed at one end of the two vertical strips (3) away from the long grooves (2), the seat (4) is composed of a seat plate and a back plate, and a desk body (5) is fixedly installed on the surface of the bottom plate (1), characterized in that: An adjustment device (6) is provided on the surface of the seat plate in the seat (4), and the adjustment device (6) comprises two L-shaped rods (601), the two L-shaped rods (601) are fixedly mounted on the surface of the seat plate in the seat (4), a sliding plate (602) is slidably connected between the two L-shaped rods (601), shoulder positioning plates (603) are fixedly mounted on the surfaces of both sides of the sliding plate (602), and soft cushions (604) are fixedly mounted on the surfaces of the vertical ends of the two shoulder positioning plates (603).

2. The adjustable sitting posture correction desk and chair according to claim 1, characterized in that: Two fixed plates (605) are fixedly mounted on the top surface of the seat plate in the seat (4); a threaded rod (606) is rotatably connected between the two fixed plates (605); a rotating wheel (607) is fixedly mounted on the surface of the threaded rod (606); and the threads on the surface of the threaded rod (606) are reverse threads with the rotating wheel (607) as the center.

3. The adjustable sitting posture correction desk and chair according to claim 2, characterized in that: A slide groove (608) is provided on the top surface of the seat plate in the seat (4); two movable plates (609) are threadedly connected to the surface of the threaded rod (606); and the movable plates (609) are slidably connected with the threaded rod (606) and the slide groove (608).

4. The adjustable sitting posture correction desk and chair according to claim 3, characterized in that: A hinge plate (610) is hingedly connected to the top surface of the movable plate (609), and one end of the hinge plate (610) away from the movable plate (609) is hingedly connected to the slide plate (602).

5. The adjustable sitting posture correction desk and chair according to claim 4, characterized in that: An auxiliary device (7) is provided between the two vertical strips (3), the auxiliary device (7) comprising a cross bar (71), the cross bar (71) being fixedly mounted between the two vertical strips (3), a groove (72) being provided on one side surface of the bottom plate (1), a movable plate (73) being slidably connected inside the groove (72), and a connecting plate (74) being fixedly mounted between the movable plate (73) and one of the vertical strips (3).

6. The adjustable sitting posture correction desk and chair according to claim 5, characterized in that: A rectangular plate (75) is fixedly mounted on one side surface of the bottom plate (1), an electric telescopic rod (76) is fixedly mounted on the surface of the rectangular plate (75), and an output end of the electric telescopic rod (76) is fixedly connected to the movable plate (73).

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