CN219088767U

CN219088767U - Sitting posture correcting seat

Info

Publication number: CN219088767U
Application number: CN202223377552.3U
Authority: CN
Inventors: 陈中医; 何永正; 王占强; 黄小龙
Original assignee: Xiangyu Medical Co ltd
Current assignee: Xiangyu Medical Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-30
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses a sitting posture correcting seat, which comprises chair legs (6), a chair seat (5) and a chair back (1), wherein the chair legs (6) are arranged below the chair seat (5), the chair back (1) is arranged above the rear side of the chair seat (5), an operation integration device (9) is arranged on the back surface of the chair back (1), a battery, a processor electrically connected with the battery and a music player electrically connected with the processor are arranged in the operation integration device (9), a plurality of proximity switches (2) are arranged on the front surface of the chair back (1), the proximity switches (2) are respectively arranged on the upper right side, the upper left side and the lower right side of the chair back (1), the proximity switches (2) are electrically connected with the processor, and the battery is electrically connected with the proximity switches (2) and the music player. By applying the technical scheme provided by the embodiment of the utility model, when a person has poor sitting posture on the special sitting posture correction seat, the person can be perceived and reminded to adjust the sitting posture, so that the aim of protecting cervical vertebra and lumbar vertebra is fulfilled.

Description

Sitting posture correcting seat

Technical Field

The utility model relates to the field of correction devices, in particular to a sitting posture correction seat.

Background

The office workers in the current society can not sit for a long time, and the posture of the office workers in the sitting posture state can not be well adjusted, so that lumbar muscle strain and cervical vertebra pain are caused, and the normal work and life are influenced. Children and teenagers are in the key period of physical development, and can not maintain correct sitting postures, so that symptoms such as myopia, humpback, scoliosis, spine torsion and the like appear, and the normal physical development of students is influenced, so that the study life of the students is influenced.

At present, a common seat can only help office workers and students to maintain sitting positions without sitting posture correction, can not monitor and remind the body postures of the office workers and students, and finally the office workers have lumbar muscle strain and cervical spondylosis, and children and teenagers form myopia and bad body postures.

In summary, how to effectively solve the problems that the existing seats cannot monitor and remind sitting postures is an urgent need of those skilled in the art.

Disclosure of Invention

The utility model aims to provide a sitting posture correcting seat which effectively solves the problems that the existing seat cannot monitor and remind sitting postures.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a seat is corrected to position of sitting, includes chair leg, seat support and back of the chair, the chair leg install in below the seat support, the back of the chair install in above the seat support rear side, the back of the chair is provided with operation integrated device, operation integrated device built-in battery, with the treater that the battery electricity is connected and with the music player that the treater electricity is connected, a plurality of proximity switches are equipped with in the front of the back of the chair, proximity switch is located respectively the upper right side, upper left side, upper right side and the lower right side of the back of the chair, proximity switch with the treater electricity is connected, the battery with proximity switch and music player all electricity are connected.

Preferably, the device further comprises an infrared sensing device arranged on the front surface of the chair back, the infrared sensing device is positioned below the middle lower side approach switch, and the infrared sensing device is electrically connected with the battery and the processor.

Preferably, the operation integration means comprises a timing means electrically connected to the processor and to the battery.

Preferably, the seat is provided with a built-in horizontal inclination angle sensor, and the horizontal inclination angle sensor is electrically connected with the processor and the battery.

Preferably, the two opposite sides of the seat are provided with connecting holes, and the front connecting rod and the rear connecting rod of the horizontal inclination sensor are respectively connected in the two connecting holes.

Preferably, the front surface of the chair back is provided with a plurality of track grooves, the proximity switch and the infrared sensing device are both installed in the track grooves, and the proximity switch and the infrared sensing device can both slide in the track grooves.

Preferably, the track groove comprises an upper vertical track groove, a lower vertical track groove and a transverse track groove arranged between the upper vertical track groove and the lower vertical track groove, the upper-left side proximity switch and the upper-right side proximity switch are installed on the upper vertical track groove, and the lower-right side proximity switch and the infrared sensing device are installed on the lower vertical track groove.

Preferably, springs are sleeved on the front connecting column and the rear connecting column of the proximity switch, and the outer ends of the springs are abutted to the inner wall of the track groove.

Preferably, the lower part of the chair leg is provided with a plurality of first fixing holes in the vertical direction, and the side surface of the chair seat is provided with a plurality of second fixing holes matched with the first fixing holes in the transverse direction.

Preferably, the chair back comprises an upper cross rod, a lower cross rod and a backrest, wherein two ends of the upper cross rod, the lower cross rod and the backrest are respectively connected with two chair legs, a plurality of third fixing holes are respectively formed in the upper parts of the chair legs in the vertical direction, and a fourth fixing hole of the backrest is connected with one of the third fixing holes.

The sitting posture correcting seat provided by the utility model comprises the chair legs, the chair seat and the chair back, wherein the chair legs are arranged below the chair seat, and the chair seat is supported by a plurality of chair legs. The chair back is arranged at the rear side of the chair seat, the chair back is arranged on the chair seat, the chair seat is arranged, and the back is arranged on the chair back.

The operation integrated device is arranged below the back of the chair back, the battery, the processor and the music player are arranged in the operation integrated device, preferably, the battery is a storage battery, the proximity switch, the processor and the music player are electrically connected with the battery, and the storage battery provides power for various components and parts, so that the operation integrated device is simple in structure and convenient to use.

The front of the chair back is provided with a plurality of proximity switches, and preferably, the proximity switches are photoelectric switches. The proximity switches are respectively positioned on the upper right side, the upper left side, the upper right side and the lower right side of the chair back and respectively correspond to the thoracic vertebra, the left shoulder, the right shoulder and the lumbar vertebra of the human body. The proximity switch is used for identifying the track changes of the head, the shoulder joints and the trunk of the human body on the sagittal plane, the proximity switch can judge the distance between an object in front of the proximity switch and the distance change, and the body movement track on the sagittal plane of the user is judged through analysis of distance measurement.

The proximity switch and the music player are electrically connected with the processor, a user sits on the chair in a standard posture, the proximity switch recognizes and records the positions of the body and the proximity switch under the standard posture, when the proximity switch displays that the displacement of the human body changes greatly, the information is transmitted to the processor, the processor judges that the posture of the human body is abnormal, the music player gives out warning sounds and reminds the person to adjust the sitting posture, so that the aim of protecting the cervical vertebra and the lumbar vertebra is achieved, the humpback symptom of the user is avoided, and the person is helped to form good sitting posture habit.

By applying the technical scheme provided by the embodiment of the utility model, when a person has poor sitting posture on the special sitting posture correction seat, the person can be perceived and reminded to adjust the sitting posture, so that the aim of protecting cervical vertebra and lumbar vertebra is fulfilled.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a sitting posture correcting seat according to the present utility model;

FIG. 2 is a schematic view of a chair back of a sitting posture correcting chair;

FIG. 3 is a schematic diagram of a proximity switch fixation;

FIG. 4 is a cross-sectional view of the sled track of FIG. 3;

FIG. 5 is a schematic view of the distribution and fixing modes of the fixing holes of the chair for correcting sitting posture;

FIG. 6 is a schematic view of a seat pan horizontal tilt gyroscope in use and secured;

fig. 7 is a schematic diagram of the operation of the sitting posture correcting seat.

The figures are marked as follows:

the chair comprises a chair back 1, a proximity switch 2, a track groove 3, an infrared sensing device 4, a chair seat 5, chair legs 6, bolts 7, a horizontal inclination sensor 8, an operation integration device 9, a spring 10, an upper cross rod 11, a backrest 12, a lower cross rod 13, a first fixing hole 71, a second fixing hole 72 and a third fixing hole 73.

Detailed Description

The utility model aims at providing a sitting posture correcting seat which effectively solves the problems that the existing seat cannot monitor and remind sitting postures.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 7, fig. 1 is a schematic view of a sitting posture correcting seat according to the present utility model; FIG. 2 is a schematic view of a chair back of a sitting posture correcting chair; FIG. 3 is a schematic diagram of a proximity switch fixation;

FIG. 4 is a cross-sectional view of the sled track of FIG. 3; FIG. 5 is a schematic view of the distribution and fixing modes of the fixing holes of the chair for correcting sitting posture; FIG. 6 is a schematic view of a seat pan horizontal tilt gyroscope in use and secured; fig. 7 is a schematic diagram of the operation of the sitting posture correcting seat.

In a specific embodiment, the sitting posture correcting seat provided by the utility model comprises chair legs 6, a chair seat 5 and a chair back 1, wherein the chair legs 6 are arranged below the chair seat 5, the chair back 1 is arranged on the rear side of the chair seat 5, an operation integrated device 9 is arranged on the back surface of the chair back 1, a battery, a processor electrically connected with the battery and a music player electrically connected with the processor are arranged in the operation integrated device 9, a plurality of proximity switches 2 are arranged on the front surface of the chair back 1, the proximity switches 2 are respectively arranged on the upper right side, the upper left side and the lower right side of the chair back 1, the proximity switches 2 are electrically connected with the processor, and the battery is electrically connected with the proximity switches 2 and the music player.

In the above structure, the sitting posture correcting seat comprises the legs 6, the seat 5 and the backrest 1, the legs 6 are installed below the seat 5, and the legs 6 support the seat 5. The chair back 1 is arranged at the rear side of the chair seat 5, the chair back 1 is arranged on the chair seat 5, the chair seat 5 is arranged, and the back is leaning against the chair back 1.

The operation integration device 9 is arranged below the back of the chair back 1, the battery, the processor and the music player are arranged in the operation integration device 9, preferably, the battery is a storage battery, the proximity switch 2, the processor and the music player are electrically connected with the battery, and the storage battery provides power for all components and parts, so that the operation integration device is simple in structure and convenient to use.

The front surface of the chair back 1 is provided with a plurality of proximity switches 2, and preferably, the proximity switches 2 are photoelectric switches. The proximity switches 2 are respectively positioned on the upper right side, the upper left side, the upper right side and the lower right side of the chair back 1, and respectively correspond to the thoracic vertebra, the left shoulder, the right shoulder and the lumbar vertebra of the human body. By using the proximity switch 2 to identify the track changes of the head, shoulder and trunk of the human body on the sagittal plane, the proximity switch 2 can determine the distance between the object in front of the human body and the distance change, and the analysis of the distance measurement can determine the body movement track on the sagittal plane of the user.

The proximity switch 2 and the music player are electrically connected with the processor, a user sits on the chair in a standard posture, the proximity switch 2 recognizes and records the positions of the body and the proximity switch 2 under the standard posture, when the proximity switch 2 displays that the displacement of the human body changes greatly, information is transmitted to the processor, the processor judges that the posture of the human body is abnormal, and the music player gives out warning sounds and reminds the person to adjust the sitting posture, so that the purpose of protecting cervical vertebra and lumbar vertebra is achieved, humpback symptoms of the user are avoided, and the person is helped to form good sitting posture habit.

In the embodiment, when the shoulders have moving tracks, the proximity switch 2 on the chair back 1 starts to work, the monitored data are uniformly transmitted to the processor, the processor makes judgment on the data, and when the front and back moving distances of the shoulders at the two sides are too large, the difference value of the shoulders at the two sides is too large, the moving distance of the head is too large, the difference value of the joints of the shoulders and the waist is too large, the music player starts to work, the sitting posture is prompted to be incorrect at the moment, and the user is prompted to correct the sitting posture.

The sitting posture correcting seat is only a preferred scheme, and particularly but not limited to, the sitting posture correcting seat can be adjusted in a targeted manner according to actual needs, so that different embodiments are obtained, the sitting posture correcting seat further comprises an infrared sensing device 4 arranged on the front surface of the seat back 1, the infrared sensing device 4 is positioned below the switch near the lower side of the middle, and the infrared sensing device 4 is electrically connected with the battery and the processor.

In practical application, the infrared sensing device 4 is disposed on the front surface of the chair back 1, and preferably, the infrared sensing device 4 is a human body infrared sensing module. The infrared sensing device 4 is electrically connected with a battery and a processor, and the battery provides power for the infrared sensing device 4. The infrared sensing device 4 is located below the switch near the lower center, the sitting time of a person is identified and counted by utilizing the infrared sensing device 4, when the sitting time is accumulated to be too long, the infrared sensing device 4 transmits data to the processor, then the music player works, and the user is reminded of the need of rest at the moment.

On the basis of the various embodiments described above, the operation integration means 9 comprise timing means electrically connected to the processor and to the battery.

In practical applications, the timing device is electrically connected to the processor and to the battery, which provides power to the timing device. By identifying and providing the time counting means with the infrared sensing means 4, the time counting means counts the sitting time of the person, the infrared sensing means 4 recognizes that the user is sitting in the seat and starts the time counting, and ends when the user leaves the seat. After the accumulated sitting time of the individual exceeds the set time, the timing device transmits overtime information to the processor, the processor sends out a prompting sound of 'sitting time is overlong, please rest' through the music player after acquiring the information, the individual can sit down again for continuous work or study after standing up for a few minutes, if the interval time is less than ten minutes, the alarming sound is always circularly played, and the intermittent time can be set through the control device, so that the negative influence on the body caused by the standing up of the individual is avoided.

In another more reliable embodiment, on the basis of any one of the above embodiments, the seat 5 is internally provided with a horizontal tilt sensor 8, and the horizontal tilt sensor 8 is electrically connected with the processor and the battery.

In practical application, the seat 5 is internally provided with a horizontal tilt sensor 8, and the battery supplies power to the horizontal tilt sensor 8, and the movement of the body center of gravity of the human body on the horizontal plane is identified by utilizing the horizontal tilt sensor 8. When the horizontal inclination sensor 8 detects that the horizontal inclination changes, the monitored data are transmitted to the processor, the processor judges the data, and when the inclination angle data change too much, the music player starts to work when the gravity center of the buttocks of the individual changes on the horizontal plane, so that the sitting posture is prompted to be incorrect, and the sitting posture is corrected.

Preferably, the horizontal tilt sensor 8 is internally provided with a horizontal tilt gyroscope, the horizontal tilt gyroscope can measure the inclination degree and the inclination angle of the body on the coronal plane of the human body, when obvious inconsistencies on the coronal plane occur on the body of the user, the processor can judge that the sitting posture of the user is bad when the patient deviates to one side obviously, the music player reminds the user to adjust the lumbar vertebra position, the sitting posture of the patient is adjusted in an auxiliary mode, and scoliosis symptoms are avoided when the spine is inclined.

It should be noted that, a storage battery is fixed in the operation integration device 9, the storage battery provides power for the proximity switch 2, the horizontal inclination sensor 8 and the near infrared sensing device 4, the proximity switch 2, the horizontal inclination sensor 8 and the infrared sensing device 4 are all connected with the operation integration device 9, and the operation integration device 9 is also connected with a timing device and a music player.

On the basis of the above-mentioned embodiments, the two opposite sides of the seat 5 are provided with connecting holes, and the front connecting rod and the rear connecting rod of the horizontal tilt sensor 8 are respectively connected in the two connecting holes.

In practical application, the front and rear sides of the seat 5 are provided with connecting holes, the front and rear sides of the horizontal inclination sensor 8 are respectively provided with a front connecting rod and a rear connecting rod, and the front connecting rod and the rear connecting rod are respectively clamped into the front and rear connecting holes, so that the connection is convenient; the front connecting rod and the rear connecting rod are changed according to the gravity center of a person to rotate in the connecting hole by a set angle, so that the movement of the gravity center of the body on the horizontal plane of the person is identified, and even the inclination degree and the inclination angle of the body on the coronal plane of the person are measured.

On the basis of the above-mentioned various embodiments, the front surface of the chair back 1 is provided with a plurality of track grooves 3, the proximity switch 2 and the infrared sensing device 4 are both installed in the track grooves 3, and the proximity switch 2 and the infrared sensing device 4 can slide in the track grooves 3.

In practical application, the front of the chair back 1 is provided with a plurality of track grooves 3, the track grooves 3 are along the horizontal direction or the vertical direction, the proximity switch 2 and the infrared sensing device 4 are all installed in the track grooves 3, and the proximity switch 2 and the infrared sensing device 4 can slide in the track grooves 3, so that the horizontal position or the vertical position of the proximity switch 2 and the infrared sensing device 4 can be adjusted. According to the height and the width of a user, the positions of the proximity switch 2 and the infrared sensing device 4 are adjusted through the track groove 3, so that the crowd requirements of crowds with different body types are met; the proximity switch 2 and the infrared sensing device 4 are guaranteed to be positioned at the optimal sensing position of a user, and the detection accuracy is improved.

On the basis of the above-described respective embodiments, the track groove 3 includes an upper vertical track groove, a lower vertical track groove, and a lateral track groove provided between the upper vertical track groove and the lower vertical track groove, the center upper side proximity switch is mounted in the upper vertical track groove, the left upper side proximity switch and the right upper side proximity switch are mounted in the lateral track groove, and the center lower side proximity switch and the infrared sensing device 4 are mounted in the lower vertical track groove.

In practical application, there are three sets of track grooves 3 in the back of the chair 1 the place ahead, and track groove 3 includes vertical track groove, lower vertical track groove and horizontal track groove, and horizontal track groove sets up between vertical track groove and lower vertical track groove.

The size of the track groove 3 is matched with the sizes of the proximity switch 2 and the infrared sensing device 4, the middle upper side proximity switch is arranged in the upper vertical track groove, the left upper side proximity switch and the right upper side proximity switch are arranged in the transverse track groove, the middle lower side proximity switch and the infrared sensing device 4 are arranged in the lower vertical direction, and the track groove 3 is simple in structure and easy to process; each proximity switch 2 and the infrared sensing device 4 are independently installed and adjusted, the adjustment is convenient, and faults are reduced.

On the basis of the above-mentioned embodiments, the front connecting post and the rear connecting post of the proximity switch 2 are respectively sleeved with a spring 10, and the outer ends of the springs 10 are abutted against the inner wall of the track groove 3.

In practical application, the proximity switch 2 has a large middle size, and the front and rear connecting posts at both ends have small sizes, and a step surface is formed between the middle part and the front and rear connecting posts. The axial direction of the springs 10 is the same as that of the front connecting column and the rear connecting column, the two springs 10 are respectively sleeved on the front connecting column and the rear connecting column, the inner ends of the springs 10 are abutted on the step surface of the proximity switch 2, the outer ends of the springs 10 are abutted on the inner wall of the track groove 3, and the proximity switch 2 is installed in the track groove 3 through the two springs 10. The proximity switch 2 is pressed, the spring 10 is compressed, the proximity switch 2 can be driven to move along the track groove 3, and the movement is convenient.

In another more reliable embodiment, on the basis of any one of the above embodiments, the lower portion of the chair leg 6 is provided with a plurality of first fixing holes 71 in the vertical direction, and the side surface of the chair seat 5 is provided with a plurality of second fixing holes 72 matching with the first fixing holes 71 in the transverse direction.

In practical application, the lower portion of the chair leg 6 has a plurality of first fixing holes 71, and the plurality of first fixing holes 71 are distributed along the vertical direction. The side of the seat 5 is provided with a second fixing hole 72, one of the first fixing holes 71 is selected for connection according to the requirements of the height and the like of a user, the height of the seat 5 can be adjusted so as to meet the requirements of people with different heights, and the seat is fixed through the bolt 7 connection fixing holes after position adjustment, so that the connection is convenient, and the application range is enlarged.

Further, the side surface of the seat 5 is provided with a plurality of second fixing holes 72, the plurality of second fixing holes 72 are distributed along the transverse direction, after the height of the seat 5 is determined, the first fixing hole 71 with the set height is selectively connected with one of the second fixing holes 72 according to the stature and the sitting position of the user, and the front-back relative position of the seat back 1 and the seat 5 can be adjusted to meet the use requirements of different people. After the position adjustment, the fixing holes are connected through bolts 7 for fixing, so that the fixing device is easy to connect, convenient to use and further wide in application range.

On the basis of the above-mentioned respective embodiments, the chair back 1 includes the upper cross bar 11, the lower cross bar 13 and the backrest 12, both ends of the upper cross bar 11, the lower cross bar 13 and the backrest 12 are respectively connected with the two chair legs 6, the upper portions of the chair legs 6 are respectively provided with a plurality of third fixing holes 73 in the vertical direction, and the fourth fixing holes of the backrest 12 are connected with one of the third fixing holes 73.

In practical application, the upper cross bar 11 and the lower cross bar 13 are respectively connected to the upper side and the lower side of the backrest 12, and can be specifically connected through jacks, so that the area of the backrest 1 is increased, and leaning is more comfortable; the two ends of the upper cross bar 11, the lower cross bar 13 and the backrest 12 are respectively connected with the two rear chair legs 6, the connecting points are increased, and the strength of the chair back 1 is higher.

The upper portion of chair leg 6 is provided with a plurality of third fixed orifices 73, and a plurality of third fixed orifices 73 distribute along vertical direction, and according to user's height and operation requirement, the fourth fixed orifice of back 12 is selected to be connected with one of them third fixed orifice 73, and seat back 1 highly can be adjusted to satisfy different crowds' operation requirement. After the position adjustment, the fixing holes are connected through bolts 7 for fixing, so that the fixing device is easy to connect, convenient to use and further wide in application range.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The sitting posture correcting seat provided by the utility model is described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a seat is corrected to position of sitting, its characterized in that includes chair leg (6), seat (5) and back of the chair (1), seat leg (6) install in below seat (5), back of the chair (1) install in above seat (5) rear side, the back of the chair (1) is provided with operation integrated device (9), operation integrated device (9) built-in battery, with the treater that the battery electricity is connected and with the music player that the treater electricity is connected, a plurality of proximity switch (2) are equipped with in the front of back of the chair (1), proximity switch (2) are located respectively back of the chair (1) positive upside, upper left side, upper right side and positive downside, proximity switch (2) with the treater electricity is connected, the battery with proximity switch (2) and music player are all electrically connected.

2. A sitting position correcting seat according to claim 1, further comprising an infrared sensing device (4) provided on the front face of the chair back (1), the infrared sensing device (4) being located below the mid-lower side proximity switch, the infrared sensing device (4) being electrically connected to the battery and the processor.

3. A sitting position correcting seat according to claim 2, characterized in that the operation integration means (9) comprises a timing means electrically connected to the processor and to the battery.

4. A sitting position correcting seat according to claim 2, characterized in that the seat (5) incorporates a horizontal tilt sensor (8), the horizontal tilt sensor (8) being electrically connected to the processor and to the battery.

5. A sitting position correcting seat according to claim 4, wherein the seat (5) is provided with connection holes on two opposite sides, and the front and rear connection rods of the horizontal tilt sensor (8) are connected to the two connection holes, respectively.

6. A sitting position correcting seat according to claim 2, characterized in that the front face of the chair back (1) is provided with a plurality of track grooves (3), the proximity switch (2) and the infrared sensing device (4) are both mounted in the track grooves (3), and the proximity switch (2) and the infrared sensing device (4) are both slidable in the track grooves (3).

7. The sitting posture correction seat according to claim 6, characterized in that the track groove (3) comprises an upper vertical track groove, a lower vertical track groove and a transverse track groove arranged between the upper vertical track groove and the lower vertical track groove, a central upper side proximity switch is mounted on the upper vertical track groove, a left upper side proximity switch and a right upper side proximity switch are mounted on the transverse track groove, and a central lower side proximity switch and the infrared sensing device (4) are mounted on the lower vertical track groove.

8. A sitting posture correcting seat according to claim 7, characterized in that the front and rear connecting posts of the proximity switch (2) are respectively sleeved with a spring (10), and the outer ends of the springs (10) are abutted against the inner walls of the track grooves (3).

9. A sitting position correcting seat according to any of claims 1-8, characterized in that the lower part of the legs (6) is provided with a plurality of first fixing holes (71) in the vertical direction, and the side of the seat (5) is provided with a plurality of second fixing holes (72) cooperating with the first fixing holes (71) in the lateral direction.

10. A sitting posture correcting seat according to claim 9, characterized in that the chair back (1) comprises an upper cross bar (11), a lower cross bar (13) and a backrest (12), two ends of the upper cross bar (11), the lower cross bar (13) and the backrest (12) are respectively connected with two chair legs (6), a plurality of third fixing holes (73) are respectively arranged on the upper parts of the chair legs (6) in the vertical direction, and a fourth fixing hole of the backrest (12) is connected with one of the third fixing holes (73).