CN203376848U - Sitting posture rectifier used for computer user - Google Patents

Abstract

The utility model discloses a computer sitting posture corrector, which comprises a C8051F340 processor. The C8051F340 processor is respectively connected with an ultrasonic sensor a arranged on the left side of the computer display screen, an ultrasonic sensor b directly above the computer display screen, and a computer screen right side. The ultrasonic sensor c on the side, and the C8051F340 processor is also connected with a computer graphical user interface through USB. The interface of the utility model is beautifully set, and the user can set a suitable alarm distance according to his own physical condition, and the cost is very small, and there is low power and energy saving. Effect, in addition, the utility model is embedded on the computer, facilitates product promotion.

Description

computer posture corrector

technical field

The utility model belongs to the technical field of new stationery, in particular to a computer sitting posture corrector.

Background technique

Along with popularizing of computer, the frequency that people use computer is also more and more higher, and even a lot of people can stay in front of computer for a long time, and this will affect people's health, for example, myopia caused by using computer for a long time; Cervical spondylosis caused by incorrect computer posture, and even spinal curvature; Sitting in front of the computer for a long time without rest can cause damage to the waist. For example, many people who use computers for a long time suffer from lumbar intervertebral disc herniation; Recently, the radiation damage of computer monitors to facial skin and so on. Therefore, there is a great demand for designing a computer close-range sitting posture corrector in the market.

At present, the sitting posture corrector that occurs on the market has mechanical balance formula posture corrector, support type posture corrector, electronic balance formula posture corrector and range-measuring type posture corrector. For example: 1.5 vision protector, electronic balance type anti-drowsiness alarm, good back, bracket type sitting posture corrector, stationery box type sitting posture corrector, of which 1.5 vision protector, back and back good, bracket type sitting posture corrector, electronic balance Type anti-drowsiness alarm is the most common. However, these existing products all have their own limitations. Products such as 1.5 vision protectors, good backs, and bracket-type sitting posture correctors will directly contact the body, and prolonged use will cause physical discomfort. The limitation of stationery box-type and other distance-measuring sitting posture correctors is that it only targets specific groups of people, and only uses one sensor for distance measurement. It is easy to misjudge the user's sitting posture and reduce the accuracy of the product. In addition, the real-time performance of these products is not good, and the ranging information cannot be reflected intuitively in a timely manner.

Utility model content

The purpose of the utility model is to provide a computer sitting posture correction device, which solves the shortcomings of the existing computer sitting posture correction device, such as poor real-time performance, contact type, and low accuracy.

The technical solution adopted in the utility model is,

A computer sitting posture corrector, comprising a C8051F340 processor, the C8051F340 processor is respectively connected with an ultrasonic sensor a arranged on the left side of the computer display screen, an ultrasonic sensor b directly above the computer display screen and an ultrasonic sensor c on the right side of the computer display screen , the C8051F340 processor is also connected with a computer graphical user interface through a USB.

The utility model is also characterized in that,

The C8051F340 processor is connected with a temperature and humidity sensor arranged on the back of the computer display screen.

Ultrasonic sensor a, ultrasonic sensor b, and ultrasonic sensor c use HC-SR04 type sensors.

The temperature and humidity sensor adopts the DHT11 model sensor.

The beneficial effects of the utility model are:

1) The utility model uses ultrasonic waves for non-contact distance measurement, which avoids physical discomfort caused by long-term contact with the human body.

2) The utility model can detect the distance in real time, so that it is convenient to correct the wrong sitting posture of the user when using the computer.

3) The utility model can not only visually remind the user of the sitting posture by means of the lighted indicator light, but also audibly remind the user of the sitting posture by means of real-person voice broadcast.

4) The user interface written by the upper computer software LabVIEW provides the user setting part, and the user can set the appropriate alarm distance according to his own physical condition. In addition, the utility model only needs a virtual instrument to realize the functions of displaying distance and alarming, so that the cost of the utility model is greatly reduced.

Description of drawings

Fig. 1 is a schematic diagram of the module of the computer sitting posture corrector of the present invention.

In the figure, 1. Ultrasonic sensor a, 2. Ultrasonic sensor b, 3. Ultrasonic sensor c, 4. Temperature and humidity sensor, 5. C8051F340 processor, 6. Computer graphic user interface.

Detailed ways

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

The utility model provides a computer sitting posture corrector, as shown in Figure 1, comprising a C8051F340 processor 5, which is used to calculate the data obtained by three sensors and control the normal operation of the entire system; the C8051F340 processor 5 is respectively connected to a computer The ultrasonic sensor a1 on the left side of the display screen, the ultrasonic sensor b2 directly above the computer display screen, and the ultrasonic sensor c3 on the right side of the computer display screen. The distance between the displays; C8051F340 processor 5 is also connected with a computer graphical user interface 6 by USB, which is used for prompting voice alarm; C8051F340 processor 5 is also connected with temperature and humidity sensor 4 and is installed on the back side of the computer monitor, and the temperature and humidity sensor belongs to DHT11 Model, used to measure the temperature and humidity where the user is located.

When in use, three ultrasonic sensors a1, b2 and c3 are installed on the top, left and right of the computer monitor to measure the distance from the user's face to the computer monitor, the distance from the left shoulder to the computer monitor, and the distance from the right shoulder to the computer monitor. The distance between the computer monitor is to measure the distance between the upper body of the computer user and the computer monitor, and then calculate the data obtained by the three sensors through the C8051F340 processor 5, so as to obtain the positional relationship between the person and the computer, and then judge the user according to the set distance Whether the size of the distance between the computer and the display is suitable, if it is not suitable, the voice alarm will be prompted by the computer graphical user interface 6, and the voice file is stored in a fixed specified file path. When the file path control in the program block diagram of interface 6 is used, voice broadcast is performed through the computer speaker. If the distance between the user's left shoulder and the computer monitor is more than 10cm from the distance between the right shoulder and the monitor, the voice will announce that the user is leaning left or right; if the distance between the user's face and the computer monitor is less than 60cm, the voice will announce the user's distance The computer is too close. In addition, the present invention also increases the function of measuring temperature and humidity, which is measured by the temperature and humidity sensor 4 installed on the back of the computer display, and then the temperature and humidity value is calculated by the C8051F340 processor 5, thereby obtaining the user's indoor temperature and humidity, and finally the temperature and humidity will be Real-time broadcast through the computer graphical user interface 6 voice.

The utility model has the advantages of:

1) Users can set the alarm distance according to their physical conditions on the user interface. This humanized product is easy for consumers to accept. In addition, the user interface can display the ranging distance in real time and issue a voice alarm, so that the user can understand and correct his sitting posture in time.

2) The distance between the upper body of the computer user and the computer monitor is measured by three sensors installed directly above, on the left and on the right of the computer monitor, so that the distance measurement is more specific and the user's sitting posture is judged more accurately.

3) The voice prompt alarm is realized by LabVIEW, which does not require a single-chip microcomputer to play, which makes the program simple. The voice file is in wav format, which can be recorded directly with the recording equipment that comes with the computer, or with professional software for computer recording. The voice file is saved in a fixed and specified file path. When the data of the voice broadcast is judged to flow to the file path control in the block diagram, the voice broadcast is performed through the computer speaker. This design will greatly reduce the cost of research and development, and the voice broadcast can be realized with a computer without other equipment.

The utility model has obvious advantages, the interface setting is beautiful, the user can set a suitable alarm distance according to his own physical condition, and the cost is very small, and the effect of low power and energy saving is achieved. In addition, the utility model is embedded in a computer, which facilitates product promotion.

Claims (4)

1. a computer sitting position corrector, it is characterized in that, comprise C8051F340 processor (5), be connected with respectively the ultrasonic sensor a(1 that is arranged at computer display screen left side on C8051F340 processor (5)), the ultrasonic sensor b(2 directly over computer display screen) and the ultrasonic sensor c(3 on computer display screen right side), described C8051F340 processor (5) also is connected with computer graphic user interface (6) by USB.

2. computer sitting position corrector according to claim 1, is characterized in that, is connected with the Temperature Humidity Sensor (4) that is arranged on the computer display screen back on described C8051F340 processor (5).

3. computer sitting position corrector according to claim 1, is characterized in that, described ultrasonic sensor a(1), ultrasonic sensor b(2), ultrasonic sensor c(3) adopt HC-SR04 model sensor.

4. computer sitting position corrector according to claim 2, is characterized in that, described Temperature Humidity Sensor (4) adopts DHT11 model sensor.

Images