TW201818880A - Sitting posture assessment system and method capable of avoid causing negative effect to the user due to incorrect sitting posture or sitting too long without moving - Google Patents

Abstract

A sitting posture sensing chair of a sitting posture assessment system is provided with a plurality of pressure sensors for sensing the pressure while user is sitting thereon. When a mobile electronic device receives the sensing results of the pressure sensors, the sensing results are transmitted to a cloud server which determines whether the sensing results comply with a predetermined condition representing that the user maintains an incorrect sitting posture for a first predetermined time period or a correct sitting posture for a second predetermined time period. When the cloud server determines that the sensing results of the pressure sensors meet the predetermined condition, the sitting posture sensing chair or the mobile electronic device is configured to output an prompt output indicating that the user has maintained the incorrect sitting posture for a first predetermined time period or the correct sitting posture for a second predetermined time period.

Description

Seated posture evaluation system and method

The present invention relates to a sitting posture evaluation system, in particular to a sitting posture evaluation system provided with a pressure sensor on a chair, and the present invention also relates to a sitting posture evaluation method performed by the sitting posture evaluation system.

Good furniture should be based on "designed for and made for people", and the average time for modern workers to work on the seat is getting longer and longer. Therefore, ergonomic standards should be used in the design of the work environment and consider The dynamic working of the human body and the chair of the operating habits can make the user feel comfortable working in a comfortable, safe and healthy environment.

Improper sitting posture will cause abnormal spinal stress, which will lead to spinal dislocation and back pain under long-term effects. In many people's cognition, sitting posture should be straight, but in fact, too straight may cause lower back pain. The best sitting position is to lean back slightly, and use the entire seat cushion and back to support the body, so that the body is fully supported and the weight of the body is evenly distributed. However, during work, users are often unconsciously in the wrong Sitting posture will inevitably have a negative impact on health over time. Therefore, for the majority of office communities, it is indeed necessary to remind users of the mechanism to adjust the sitting posture.

Therefore, one object of the present invention is to provide a sitting posture evaluation system capable of evaluating a user's sitting posture and actively issuing a prompt. Another object of the present invention is to provide a sitting posture evaluation method related to the sitting posture evaluation system.

Therefore, the sitting position evaluation system of the present invention includes a sitting position sensing chair, a mobile electronic device, a cloud server, and a plurality of pressure sensors.

The sitting position sensing chair is used for a user to ride. The pressure sensors are disposed on the sitting position sensing chair and electrically connected to the mobile electronic device. This sitting position senses the pressure generated by the chair.

When the mobile electronic device receives the sensing results of the pressure sensors, the mobile electronic device transmits the sensing results of the pressure sensors to the cloud server, and the cloud server stores the pressure sensors. The sensor ’s sensing results and determine whether the sensing results of the pressure sensors meet a predetermined condition, the predetermined condition represents that the user ’s sitting posture is poor for a first predetermined time or the user ’s sitting posture is correctly maintained for a second predetermined time time.

When the cloud server judges that the sensing results of the pressure sensors meet the predetermined condition, the cloud server causes the sitting position sensing chair or the mobile electronic device to output an instruction indicating that the user is sitting poorly for the first predetermined time Or, the user's sitting posture correctly maintains the prompt output for the second predetermined time.

In some implementation aspects, the mobile electronic device includes a display unit. When the mobile electronic device receives the sensing results of the pressure sensors, the mobile electronic device further includes the sensing results of the pressure sensors. A contour map of the pressure distribution is generated, and the contour map of the pressure distribution is displayed via the display unit.

In some embodiments, the sitting position sensing chair includes a chair frame, a seat cushion provided on the chair frame, and a backrest extending upward from the seat cushion, and some of the pressure sensors are provided on the sitting position sensor. The seat cushion of the measuring chair, and the pressure sensor of the other part is disposed on the backrest of the sitting position sensing chair.

In some implementation forms, the pressure sensors disposed on the back of the sitting position sensing chair are diamond-shaped.

The sitting position evaluation method of the present invention is performed by a sitting position evaluation system. The sitting position evaluation system includes a sitting position sensing chair for a user, a plurality of pressure sensors provided in the sitting position sensing chair, and a mobile electronic device. And a cloud server, the pressure sensors are used to sense the pressure generated by the user when sitting on the sitting position sensing chair, and the sitting position evaluation method includes: (A) when the The mobile electronic device receives the sensing results of the pressure sensors, the mobile electronic device transmits the sensing results of the pressure sensors to the cloud server, and the cloud server stores the pressure sensors. Sensing results, and determining whether the sensing results of the pressure sensors meet a predetermined condition, the predetermined condition represents that the user's sitting posture is maintained for a first predetermined time or the user's sitting posture is correctly maintained for a second predetermined time; And (B) when the cloud server judges that the sensing results of the pressure sensors meet the predetermined condition, the cloud server causes the sitting position sensing chair or the mobile electronic device to output a finger A prompt output indicating that the user is sitting poorly for the first predetermined time or the user is sitting correctly for the second predetermined time.

In some implementations, the mobile electronic device includes a display unit. In step (A), when the mobile electronic device receives the sensing results of the pressure sensors, the mobile electronic device further detects the pressure according to the pressure. The sensing result of the sensor generates a contour map of the pressure distribution, and the contour map of the pressure distribution is displayed via the display unit.

Another sitting position evaluation system of the present invention includes a sitting position sensing chair, a processing unit, a plurality of pressure sensors, a prompting unit, and a storage unit.

The sitting position sensing chair is used for a user to ride. The pressure sensors are disposed on the sitting position sensing chair and electrically connected to the processing unit, and are used to sense the pressure generated by the user when sitting on the sitting position sensing chair.

When the processing unit receives the sensing results of the pressure sensors, the processing unit controls the storage unit to store the sensing results of the pressure sensors, and determines whether the sensing results of the pressure sensors meet A predetermined condition, which represents that the user's sitting posture is poor for a first predetermined time or the user's sitting posture is correctly maintained for a second predetermined time.

When the processing unit judges that the sensing results of the pressure sensors meet the predetermined condition, the processing unit outputs an instruction via the prompting unit to instruct the user to sit poorly for the first predetermined time or the user sits correctly to maintain the first Two reminders are output at a predetermined time.

In some implementation aspects, the sitting position evaluation system further includes a display unit electrically connected to the processing unit. When the processing unit receives the sensing results of the pressure sensors, the processing unit further determines The sensing result of the detector generates a contour map of the pressure distribution, and the contour map of the pressure distribution is displayed via the display unit.

In some embodiments, the prompt unit includes a vibration module, and the prompt unit outputs the prompt output through the vibration of the vibration module.

In some implementation forms, the prompting unit includes a sounding module, and the prompting unit outputs the prompting output through a sound of a warning sound from the sounding module.

In some embodiments, the sitting position sensing chair includes a chair frame, a seat cushion provided on the chair frame, and a backrest extending upward from the seat cushion, and some of the pressure sensors are provided on the sitting position sensor. The seat cushion of the measuring chair, and the pressure sensor of the other part is disposed on the backrest of the sitting position sensing chair.

In some implementation forms, the pressure sensors disposed on the back of the sitting position sensing chair are diamond-shaped.

Another sitting position evaluation method of the present invention is performed by a sitting position evaluation system. The sitting position evaluation system includes a sitting position sensing chair for a user to ride on, a plurality of pressure sensors arranged on the sitting position sensing chair, and A prompting unit, a storage unit, and a processing unit. The pressure sensors are used to sense the pressure generated by the user when sitting on the sitting position sensing chair. The sitting position evaluation method includes the following: Steps: (A) When the processing unit receives the sensing results of the pressure sensors, the processing unit controls the storage unit to store the sensing results of the pressure sensors and judge the pressure sensors. Whether the sensing result meets a predetermined condition, the predetermined condition represents that the user's sitting posture is poor for a first predetermined time or the user's sitting posture is correctly maintained for a second predetermined time. (B) When the processing unit judges that the sensing results of the pressure sensors meet the predetermined condition, the processing unit outputs an instruction through the prompting unit to indicate that the user's sitting posture is poor for the first predetermined time or the user's sitting posture is correct The reminder output is maintained for the second predetermined time.

In some implementation aspects, the sitting posture evaluation system further includes a display unit. In step (A), when the processing unit receives the sensing results of the pressure sensors, the processing unit further determines The sensing result of the detector generates a contour map of the pressure distribution, and the contour map of the pressure distribution is displayed via the display unit.

The effect of the present invention is that the sensing results of the pressure sensors are judged by the cloud server, and an indication unit is output through the prompt unit to indicate that the user's sitting posture is poor to maintain the first predetermined time or the user's sitting posture is correctly maintained The prompt output for the second predetermined time can prevent the user from negatively affecting health due to poor sitting posture or sedentary.

Referring to FIG. 1 and FIG. 2, a first embodiment of a sitting position evaluation system of the present invention includes a sitting position sensing chair 1, a mobile electronic device 2, a cloud server 3, and a plurality of pressure sensors 4.

The sitting position sensing chair 1 is used for a user (not shown) to ride, and includes a chair frame 11, a seat cushion 12 provided on the chair frame 11, and a backrest 13 extending upward from the seat cushion 12. .

The mobile electronic device 2 may be, for example, a smart phone or a tablet computer with a network connection capability, but is not limited thereto. The mobile electronic device 2 includes a display unit 21 and a prompting unit 22.

The cloud server 3 can be used to connect the mobile electronic device 2 through a network 500. The cloud server 3 includes a processing unit 31 and a storage unit 32. The storage unit 32 stores a plurality of different sitting sample data in advance. It is added that the sitting sample data is classified, for example, by different user types, and the user types are, for example, cross combinations of physiological data including different genders, ages, heights, and weights. limit. The sitting sample data of each user type is further classified, for example, by different sitting posture types. The sitting posture types include, for example, an upright sitting posture, a reclining sitting posture, an inclined sitting posture, and a cross-legged sitting posture, but are not limited thereto.

The pressure sensors 4 are disposed on the seat cushion 12 and the backrest 13 of the sitting position sensing chair 1 for sensing the pressure generated by the user on the sitting position sensing chair 1 when riding on the sitting position sensing chair 1, In addition, the pressure sensors 4 are electrically coupled to the mobile electronic device 2 in a Bluetooth manner, so that the sensing results generated by the pressure sensors 4 can be transmitted by the mobile electronic device 2 through the network 500. The data is transmitted to the cloud server 3 and analyzed by the processing unit 31 of the cloud server 3. The pressure sensors 4 may also be electrically coupled to the mobile electronic device 2 in a wireless network manner, but not limited to this embodiment.

In this embodiment, the number of the pressure sensors 4 is, for example, eight, and as shown in FIG. 2, four pressure sensors 4 are disposed on the seat cushion 12 of the sitting position sensing chair 1. Four pressure sensors 4 are disposed on the backrest 13 of the sitting position sensing chair 1. To further explain, the four pressure sensors 4 provided on the seat cushion 12 are arranged in a rectangular shape to sense the pressure caused by the user's hips and legs, and can be compared by the processing unit 31. Whether the pressure on both sides is average to determine whether the user's sitting posture is inclined; and the four pressure sensors 4 provided on the backrest 13 are arranged roughly in a diamond shape to sense the user's lower back, waist and The pressure caused by the upper back is provided for the processing unit 31 to determine whether the torso of the user is properly resting on the backrest 13.

With reference to FIG. 3, the steps of a sitting posture evaluation method performed in this embodiment are described in detail below.

Step S1: The mobile electronic device 2 receives the sensing results of the pressure sensors 4. It is added that, in this embodiment, the pressure sensors 4 are electrically connected to a seat processing unit provided in the sitting position sensing chair 1. Therefore, the sensing of the pressure sensors 4 As a result, it is first transmitted to the seat processing unit, and then transmitted by the seat processing unit to the mobile electronic device 2 in a wireless network (or Bluetooth) manner, but is not limited thereto.

Step S2: The mobile electronic device 2 generates a pressure distribution contour map according to the sensing results of the pressure sensors 4, and displays the pressure distribution contour map through the display unit 21.

Step S3: The mobile electronic device 2 transmits the sensing results of the pressure sensors 4 to the cloud server 3.

Step S4: The cloud server 3 stores the sensing results, and uses the processing unit 31 to compare the sensing results of the pressure sensors 4 with the sitting sample data stored in the storage unit 32, and according to the comparison, The correct result determines whether the user has a poor sitting posture (for example, the sitting posture is leaning or the torso is not properly resting on the backrest 13) for more than a first predetermined time (for example, 18 seconds). If yes, go to step S5; if not, go to step S6. It is worth noting that the types of sitting sample data used by the processing unit 31 to compare with the sensing results belong to the corresponding user types. Furthermore, the processing unit 31 compares the sensing results with the sitting sample data of different types of sitting postures to determine what sitting posture the user takes, and whether the sitting posture is proper or not.

Step S5: The processing unit 31 of the cloud server 3 transmits a determination result indicating that the user's poor sitting posture exceeds the first predetermined time to the mobile electronic device 2 so that the mobile electronic device 2 outputs through the prompting unit 22 A prompt output indicating that the user is sitting poorly for the first predetermined time. In this embodiment, the prompting unit 22 outputs the prompting output by issuing a warning sound to remind the user that the sitting posture is poor for more than the first predetermined time. Through the warning of the warning sound, the user can adjust immediately Sitting position to avoid physical injury caused by poor sitting position. In other embodiments, the prompting unit 22 may output the prompting output by emitting a vibration, or the prompting unit 22 may also control a seat prompt provided on the sitting position sensing chair 1. The unit (not shown in the figure) outputs the prompt output in a flashing light. Then, step S1 is performed again.

Step S6: The cloud server 3 uses the processing unit 31 to determine whether the user is sitting correctly for a second predetermined time (for example, a time between 30 minutes and two hours) based on the sensing results of the pressure sensors 4. The length can be set by the user). If yes, go to step S7; if not, go to step S1 again.

Step S7: The cloud server 3 transmits a judgment result indicating that the user is sitting correctly for more than the second predetermined time to the mobile electronic device 2 so that the mobile electronic device 2 outputs an instruction to the use through the prompting unit 22 The alert output of the user sitting correctly exceeding the second predetermined time is output. In this embodiment, the prompting unit 22 outputs the prompting output by sending a vibration to remind the user to maintain the same sitting posture for more than the second predetermined time. Through the prompting of the vibration, the user can stand up and move in real time. Take a look to avoid physical injury caused by maintaining the same posture for a long time. In other embodiments, the prompt unit 22 may output the prompt output by issuing a warning sound, or the prompt unit 22 may also control a seat prompt provided on the sitting position sensing chair 1. The unit (not shown in the figure) outputs the prompt output in a flashing light. Then, step S1 is performed again.

It is added that in other embodiments, the contour map of the pressure distribution in step S2 may be generated by the cloud server 3 and then transmitted to the mobile electronic device 2 for display. In addition, the mobile electronic device 2 can also display long-term historical sensing results through the display unit 21 according to instructions input by the user, so that the user can observe the tendency of his sitting posture to change. In different embodiments, the history The sensing result may be stored in the mobile electronic device 2 or stored in the cloud server 3.

Referring to FIG. 2 and FIG. 4, a second embodiment of the sitting evaluation system of the present invention is different from the first embodiment in that: in the first embodiment, the mobile electronic device 2 and the cloud server 3 pass at any time. The network 500 is connected to each other, so that when the mobile electronic device 2 receives the sensing results from the pressure sensors 4, it can transmit the sensing results to the cloud server 3 in real time. Make judgments. In the second embodiment, in addition to the display unit 21 and the prompt unit 22, the mobile electronic device 2 further includes a storage unit 23 and a processing unit 24. The mobile electronic device 2 can download the sitting sample data from the storage unit 31 of the cloud server 3 in advance and store it in the storage unit 23. Furthermore, the processing unit 24 has the ability to analyze and calculate the sitting position data, so it can perform Judgment from the sensing results of the pressure sensors 4, that is, in the second embodiment, the mobile electronic device 2 and the cloud server 3 do not need to be connected to each other through the network 500 at any time. line.

With reference to FIG. 5, the steps of the sitting evaluation method performed by the second embodiment of the sitting evaluation system of the present invention are described in detail below.

Step S8: The mobile electronic device 2 is caused to download the sitting sample data from the storage unit 31 of the cloud server 3, and the downloaded sitting sample data is stored in the storage unit 23. It is worth noting that since the sitting sample data stored in the storage unit 31 includes a variety of different user types and the amount of data is extremely large, the mobile electronic device 2 downloads only a part of all the sitting sample data from the storage unit 31 , And the user type of some of the seated position sample data that it downloads is corresponding to the user, for example, the user can set and download the user type through the mobile electronic device 2 as "male, 30-35 years old, 170-175 cm "High, 70 ~ 75 kg" sitting sample data, but it is not limited to this.

Step S9: The mobile electronic device 2 receives and stores the sensing results of the pressure sensors 4.

Step S10: The mobile electronic device 2 generates a pressure distribution contour map according to the sensing results of the pressure sensors 4, and displays the pressure distribution contour map through the display unit 21.

Step S11: The processing unit 24 of the mobile electronic device 2 compares the sensing results of the pressure sensors 4 with the downloaded sitting posture sample data, and determines whether the user has a poor sitting posture by more than a first predetermined result based on the comparison results. If yes, go to step S12; if no, go to step S13.

Step S12: The mobile electronic device 2 outputs a prompt output indicating that the user's poor sitting posture exceeds the first predetermined time via the prompt unit 22. Similar to the first embodiment, the prompting unit 22 outputs the prompting output by issuing a warning sound to remind the user that the poor sitting posture exceeds the first predetermined time, but is not limited thereto. Then, step S9 is performed again.

Step S13: The processing unit 24 determines whether the user is sitting correctly for a second predetermined time according to the sensing results of the pressure sensors 4. If so, step S4 is performed, and if not, step S9 is performed again.

Step S14: The mobile electronic device 2 outputs a prompt output indicating that the user's sitting posture exceeds the second predetermined time via the prompt unit 22. Similar to the first embodiment, the prompting unit 22 outputs the prompting output by sending a vibration to remind the user to maintain the same sitting posture for more than the second predetermined time, but it is not limited thereto. Then, step S9 is performed again.

In summary, the sitting posture evaluation system and method of the present invention can sense, collect and analyze sitting position data in real time, and output the prompt output through the mobile electronic device 2 or the sitting position sensing chair 1 to actively remind the user of a bad sitting position. , Or maintain the same sitting position for too long, so that users can adjust the sitting position in real time. In addition, the display unit 21 of the mobile electronic device 2 displays a contour map of the pressure distribution related to the sensing results of the pressure sensors 4 so that the user can check his sitting posture and notice the bad habits that are not easy to detect. It can more effectively prevent the negative effects caused by long-term poor sitting posture, so it can indeed achieve the purpose of cost invention.

However, the above are only examples of the present invention. When the scope of implementation of the present invention cannot be limited in this way, any simple equivalent changes and modifications made in accordance with the scope of the patent application and the content of the patent specification of the present invention are still Within the scope of the invention patent.

1‧‧‧ sitting position sensing chair

11‧‧‧chair frame

12‧‧‧ seat cushion

13‧‧‧back

2‧‧‧ mobile electronic devices

21‧‧‧display unit

22‧‧‧ Prompt Unit

23‧‧‧Storage unit

24‧‧‧ Processing Unit

3‧‧‧ Cloud Server

31‧‧‧processing unit

32‧‧‧Storage unit

4‧‧‧Pressure sensor

500‧‧‧Internet

S1 ~ S14‧‧‧Process steps

Other features and effects of the present invention will be clearly presented in the embodiment with reference to the drawings, in which: FIG. 1 is a block diagram of a system architecture of a first embodiment of a sitting evaluation system of the present invention; FIG. 2 is a three-dimensional view A schematic diagram showing a sitting position sensing chair and a plurality of pressure sensors provided on the first embodiment; FIG. 3 is a flowchart of a sitting position evaluation method performed by the first embodiment; FIG. 4 It is a block diagram of a system architecture of a second embodiment of the sitting evaluation system of the present invention; and FIG. 5 is a flowchart of another sitting evaluation method performed by the second embodiment.

Claims (14)

A sitting position evaluation system includes: a sitting position sensing chair for a user to ride; a mobile electronic device; a cloud server; and a plurality of pressure sensors disposed on the sitting position sensing chair and electrically connected to the sitting position sensing chair The mobile electronic device is used for sensing the pressure generated by the user when sitting on the sitting position sensing chair; when the mobile electronic device receives the sensing results of the pressure sensors, the mobile electronic device The device transmits the sensing results of the pressure sensors to the cloud server. The cloud server stores the sensing results of the pressure sensors and determines whether the sensing results of the pressure sensors meet a A predetermined condition, which represents that the user's sitting posture is poor for a first predetermined time or the user's sitting posture is correctly maintained for a second predetermined time; when the cloud server judges that the sensing results of the pressure sensors meet the reservation Condition, the cloud server causes the sitting position sensing chair or the mobile electronic device to output an instruction indicating that the user's sitting posture is poor to maintain the first predetermined time or the user's sitting posture is correctly maintained The prompt output of the second predetermined time. The sitting position evaluation system according to claim 1, wherein the mobile electronic device includes a display unit, and when the mobile electronic device receives the sensing results of the pressure sensors, the mobile electronic device further detects the pressure according to the pressure sensations. The sensing result of the detector generates a contour map of the pressure distribution, and the contour map of the pressure distribution is displayed via the display unit. The sitting position evaluation system according to claim 1, wherein the sitting position sensing chair includes a chair frame, a seat cushion provided on the chair frame, and a backrest extending upward from the seat cushion, and part of the pressure sensing A pressure sensor is disposed on the seat cushion of the sitting position sensing chair, and another part of the pressure sensor is disposed on the backrest of the sitting position sensing chair. The sitting position evaluation system according to claim 3, wherein the pressure sensors provided on the backrest of the sitting position sensing chair are diamond-shaped. A sitting position evaluation method is performed by a sitting position evaluation system. The sitting position evaluation system includes a sitting position sensing chair for a user, a plurality of pressure sensors provided in the sitting position sensing chair, and a mobile electronic device. And a cloud server, the pressure sensors are used to sense the pressure generated by the user when sitting on the sitting position sensing chair; the sitting position evaluation method includes: (A) when the mobile electronic The device receives the sensing results of the pressure sensors, the mobile electronic device transmits the sensing results of the pressure sensors to the cloud server, and the cloud server stores the sensing results of the pressure sensors As a result, it is determined whether the sensing results of the pressure sensors meet a predetermined condition, which represents that the user's sitting posture is poor for a first predetermined time or the user's sitting posture is correctly maintained for a second predetermined time; and ( B) When the cloud server judges that the sensing results of the pressure sensors meet the predetermined condition, the cloud server causes the sitting position sensing chair or the mobile electronic device to output an instruction that The prompt output of the user sitting poorly maintaining the first predetermined time or the user sitting correctly maintaining the second predetermined time. The sitting posture evaluation method according to claim 5, wherein the mobile electronic device includes a display unit. In step (A), when the mobile electronic device receives the sensing results of the pressure sensors, the mobile electronic device The device also generates a contour map of the pressure distribution according to the sensing results of the pressure sensors, and displays the contour map of the pressure distribution via the display unit. A sitting position evaluation system includes: a sitting position sensing chair for a user to ride; 处理 a processing unit; a plurality of pressure sensors installed in the sitting position sensing chair and electrically connected to the processing unit and used for sensing The pressure generated by the user when sitting on the seat-sensing chair; (1) a reminder unit, electrically connected to the processing unit; and a storage unit, electrically connected to the processing unit; when the processing unit receives the The processing unit controls the storage unit to store the sensing results of the pressure sensors, and determines whether the sensing results of the pressure sensors meet a predetermined condition. The predetermined condition represents The user's sitting posture is maintained for a first predetermined time or the user's sitting posture is properly maintained for a second predetermined time; when the processing unit determines that the sensing results of the pressure sensors meet the predetermined condition, the processing unit passes the prompt The unit outputs an indication that the user's sitting posture is poor for the first predetermined time or the user's sitting posture is correctly maintained for the second predetermined time Prompt output. The sitting posture evaluation system according to claim 7, further comprising a display unit electrically connected to the processing unit. When the processing unit receives the sensing results of the pressure sensors, the processing unit further determines The sensing result of the detector generates a contour map of the pressure distribution, and the contour map of the pressure distribution is displayed via the display unit. The sitting position evaluation system according to claim 7, wherein the prompting unit includes a vibration module, and the prompting unit outputs the prompting output through the vibration of the vibration module. The sitting position evaluation system according to claim 7, wherein the prompting unit includes a sounding module, and the prompting unit outputs the warning output by means of a warning sound emitted by the sounding module. The sitting position evaluation system according to claim 7, wherein the sitting position sensing chair includes a chair frame, a seat cushion provided on the chair frame, and a backrest extending upward from the seat cushion, and part of the pressure sensing A pressure sensor is disposed on the seat cushion of the sitting position sensing chair, and another part of the pressure sensor is disposed on the backrest of the sitting position sensing chair. The sitting position evaluation system according to claim 11, wherein the pressure sensors provided on the backrest of the sitting position sensing chair are diamond-shaped. A sitting position evaluation method is performed by a sitting position evaluation system. The sitting position evaluation system includes a sitting position sensing chair for a user to ride, a plurality of pressure sensors provided in the sitting position sensing chair, a prompting unit, A storage unit and a processing unit, the pressure sensors are used for sensing the pressure generated by the user when sitting on the sitting position sensing chair; the sitting position evaluation method includes: (A) when the The processing unit receives the sensing results of the pressure sensors, the processing unit controls the storage unit to store the sensing results of the pressure sensors, and determines whether the sensing results of the pressure sensors meet a predetermined Condition, the predetermined condition represents that the user's sitting posture is maintained for a first predetermined time or the user's sitting posture is correctly maintained for a second predetermined time; and (B) when the processing unit determines that the sensing results of the pressure sensors meet For the predetermined condition, the processing unit outputs, via the prompt unit, an instruction indicating that the user's sitting posture is poor to maintain the first predetermined time or the user's sitting posture is correctly maintained the second predetermined time. Prompt output. The sitting posture evaluation method according to claim 13, wherein the sitting posture evaluation system further includes a display unit. In step (A), when the processing unit receives the sensing results of the pressure sensors, the processing unit A pressure distribution contour map is also generated according to the sensing results of the pressure sensors, and the pressure distribution contour map is displayed via the display unit.