CN213844333U

CN213844333U - Sitting posture correction device

Info

Publication number: CN213844333U
Application number: CN202020717429.3U
Authority: CN
Inventors: 郑奇灏; 郑钟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-07-30
Anticipated expiration: 2030-04-30

Abstract

The utility model provides a position of sitting orthotic devices relates to position of sitting orthotic devices field. Including the head hoop, still including setting up the PLC controller in the head hoop, broadcast mechanism that carries out signal connection with the PLC controller, the one end that the head hoop is located human forehead is provided with infrared distance sensor, infrared distance sensor's signal output part is connected with the signal input part of PLC controller, can measure human head and desktop through infrared distance sensor, books, distance between the distance of objects is seen and with signal transmission to the PLC controller to electronic equipment instrument etc, realize the sound prompt to the child through PLC controller control broadcast mechanism, make the child can warn child adjustment position of sitting, and then protected child's eyesight.

Description

Sitting posture correction device

Technical Field

The utility model relates to a position of sitting orthotic devices field particularly, relates to a position of sitting orthotic devices.

Background

With the popularization of various electronic instruments including electronic learning tool books and various game machines, more and more myopic children are available, the myopia phenomenon of the children cannot be ignored, statistics shows that in the primary school and the junior middle school stage, the myopia rate rapidly increases with the rise of the grade, the high myopia problem cannot be ignored, and the proportion of the myopia degree of students in the third grade to be higher than 600 degrees reaches 21.9%. According to a Chinese obligation education quality monitoring report issued by a basic education quality detection center of 8-month education department in 2018: the number of Chinese shortsightedness reaches 6 hundred million, which accounts for more than 40% of the total population in China. The myopia degree of teenagers is the least optimistic, the myopia rate of pupils reaches 40%, and 2.5% of children before school age are also myopic. Most terrible is that the poor eyesight students in rural areas now exceed the cities, and the attention and worry of the parents are aroused. According to statistics, more than 80% of reasons causing the myopia of children are that the sitting posture of the children is incorrect, eyes of a user reading and writing are too close to books and a desktop, although schools remind the children of forming a good sitting posture from childhood, and the 'one-size one-fist' is adopted, some schools require the students to do eye exercises to prevent the myopia, reduce eye fatigue and prevent the myopia, even when the children do homework at home, parents sit near the children to remind the children of paying attention to the sitting posture, the effect seems not to be obvious, most of the children do not have good habits, the children are also allowed to turn over, and meanwhile, the parents continuously remind the children of influencing learning of the children.

The sitting posture corrector on the market at present is various, and it is very inconvenient to use, carry, and some can only use at fixed position, like fixed table, chair, stool, and some are tied and bound formula, have certain potential safety hazard, and some need fix again when standing, sitting down, waste time, influence attention.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a position of sitting orthotic devices, it can monitor the distance of child's head and desktop through infrared distance sensor and carry out the advantage of warning.

The embodiment of the utility model is realized like this:

in a first aspect, the embodiment of the application provides a sitting posture correction device, which comprises a head band and further comprises a PLC (programmable logic controller) arranged in the head band and a broadcasting mechanism for signal connection with the PLC, wherein an infrared distance sensor is arranged at one end of the head band, which is located on the forehead of a human body, and the signal output end of the infrared distance sensor is connected with the signal input end of the PLC. The head hoop worn on the head of the child can measure the distance between the head of a human body and the distance between a desktop, a book, an electronic device instrument and other objects to be seen through the infrared distance sensor, transmits signals to the PLC, controls the broadcasting mechanism through the PLC to achieve sound prompt on the child, enables the child to warn the child to adjust the sitting posture, and further protects the eyesight of the child.

In some embodiments of the present invention, the broadcasting mechanism includes a speaker, and a signal input end of the speaker is connected to the first signal output end of the PLC controller.

In some embodiments of the present invention, the number of the speakers is at least two, the speakers are arranged at the positions of the head band attached to the temples of the human body.

In some embodiments of the present invention, the power amplifier portion of the speaker is disposed toward the ear of the human body.

In some embodiments of the utility model, above-mentioned seted up on the wall of the human head one side of head hoop laminating and inlayed the groove, it has the massage ball to inlay inslot gomphosis, the signal input part of massage ball with the second signal output part of PLC controller is connected.

In some embodiments of the present invention, the number of the embedding grooves is at least two, and at least two of the embedding grooves are disposed on two sides of the infrared distance sensor.

In some embodiments of the present invention, the infrared distance sensor is located on the head band away from the wall of the forehead of the human body.

In some embodiments of the present invention, the top of the head band is provided with a battery jar.

In some embodiments of the present invention, the head band has an opening at an end thereof that fits the back of the human body.

In some embodiments of the present invention, the head band is made of rubber.

Compared with the prior art, the embodiment of the utility model has following advantage or beneficial effect at least:

the utility model provides a position of sitting orthotic devices, it includes the head hoop, still including setting up PLC controller in the head hoop, carry out signal connection's broadcast mechanism with the PLC controller, the one end that the head hoop is located human forehead is provided with infrared distance sensor, infrared distance sensor's signal output part is connected with the signal input part of PLC controller.

When the device is used practically, a child needs to use objects such as a desktop, a book and an electronic device instrument, the head hoop is worn on the head of the child, one end of the head hoop, which is provided with the infrared distance sensor, is attached to the forehead of the child, the device is started at the moment, the infrared distance sensor on the head hoop is used for measuring the distance of the object facing the child, the distance data measured by the infrared distance sensor is compared with standard data in the PLC, when the measured distance is smaller than the standard data, the PLC sends a signal to the broadcasting mechanism, and the broadcasting mechanism sends out warning voice to remind the child to adjust the sitting posture, so that the sitting posture of the child can be effectively cultured, the eyesight of the child is protected, and the device has a good popularization prospect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below.

FIG. 1 is a bottom view of the sitting posture rectification device according to the embodiment of the present invention;

FIG. 2 is a top view of the sitting posture rectification device according to the embodiment of the present invention;

fig. 3 is a signal flow diagram of the sitting posture rectification device according to the embodiment of the present invention.

Icon: 1-head hoop; 101-an infrared distance sensor; 102-a loudspeaker; 103-massage ball; 104-a battery well; 105-an opening; 2-a PLC controller; 201-USB interface; 202-electronic integrated block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

Examples

Referring to fig. 1 and 3, fig. 1 is a bottom view of a sitting posture rectification device according to an embodiment of the present invention; fig. 3 is a signal flow diagram of the sitting posture correction device provided by the embodiment of the present invention.

The embodiment provides a sitting posture correction device, including head hoop 1, still including setting up PLC controller 2 in head hoop 1, carry out signal connection's broadcast mechanism with PLC controller 2, the one end that head hoop 1 is located human forehead is provided with infrared distance sensor 101, and infrared distance sensor 101's signal output part is connected with PLC controller 2's signal input part.

When the device is actually used, when a child needs to use objects such as a desktop, a book, an electronic device and the like, the head hoop 1 is worn on the head of the child, one end of the head hoop 1 provided with the infrared distance sensor 101 is configured to be attached to the forehead of the child, the device is started, the infrared distance sensor 101 on the head hoop 1 measures the distance of the object facing the child, the distance data measured by the infrared distance sensor 101 is compared with the standard data in the PLC controller 2, when the measured distance is smaller than the standard data, the PLC controller 2 sends a signal to the broadcasting mechanism, the broadcasting mechanism sends out warning voice to remind the child of adjusting the sitting posture, the sitting posture of the child can be effectively cultivated, the eyesight of the child can be protected, the device has good popularization prospect, the device is beneficial to the formation of good habits of elementary and primary school students, and middle school students can forcibly correct the bad sitting habits, the trouble of students and parents can be avoided, and the eyesight of the students can be protected. Meanwhile, the portable multifunctional clothes rack is compact in structure, convenient to carry, safe and reliable, and can be worn at will in daily life.

It should be noted that, the head band 1 in this embodiment is arranged in a ring shape, and can be worn by being attached to the head of a child, and meanwhile, the ring surface of the head band 1 is arranged smoothly, so that the situation that the head of the child is damaged by friction due to the edges and corners of the common head band 1 can be avoided, the safety is improved, and the wearing comfort of the head band 1 is also improved; the PLC controller 2 in the embodiment is arranged at a position, close to one end of the hindbrain of a child, of the head hoop 1, meanwhile, the PLC controller 2 is connected with the USB interface 201, the USB interface 201 can be connected through a computer terminal to program and adjust standard distance data in the PLC controller 2, and then the PLC controller 2 can be adapted to the distance data of children with different ages and different heights, the PLC controller 2 adopts a Siemens S7-200 model, Siemens S7 series PLC is small in size, high in speed and standard, has network communication capacity, and can be connected with a computer terminal through a built-in wireless communication function and adjust data, so that the device is more convenient to use.

As shown in fig. 1 and 3, the broadcasting mechanism includes a speaker 102, and a signal input terminal of the speaker 102 is connected to a first signal output terminal of the PLC controller 2. Loudspeaker 102 adopts the UPS just cloud speaker, and loudspeaker 102 can receive the signal instruction that PLC controller 2 sent fast through being connected with PLC controller 2, makes signal instruction convert sound signal into simultaneously, can effectively carry out sound warning to the child.

As shown in fig. 1 and 3, two speakers 102 are provided, the two speakers 102 are arranged at the positions where the head band 1 is attached to the temples of the human body, the sound of the human body at the two sides of the body position is sensitive, and the warning effect of the sound can be greatly improved by distributing the speakers 102 at the two sides of the head of the child, so that the child can correct the sitting posture in time.

In the above embodiment, the power amplifying part of the speaker 102 is disposed toward the ear of the human body, and the power amplifying part of the speaker 102 is located at the bottom of the head band 1 and at the top of the auricle of the child, so as to further improve the propagation effect of the warning sound of the speaker 102.

As shown in fig. 1 and 3, an embedding groove is formed on a wall surface of a head hoop 1 attached to one side of a head of a human body, a massage ball 103 is embedded in the embedding groove, a signal input end of the massage ball 103 is connected with a second signal output end of a PLC controller 2, the embedding groove on the inner wall surface of the head hoop 1 is a spherical groove with an assembly notch, the massage ball 103 enters the embedding groove through a pressing and clamping device to be fixed, the massage ball 103 in the device adopts a heating vibration massage ball of a patent document CN201920445794.0, the massage ball 103 is in signal connection with the PLC controller 2, when a child wears the head hoop 1, when the head of the child is close to an object such as a table top, an infrared distance sensor 101 measures distance and compares preset data, when the head of the child is less than 40cm away from the object such as the table top, the PLC controller 2 sends a signal to a horn 102 and sends data to the massage ball 103, so that the massage ball 103 vibrates, the child is further reminded that the sitting posture is incorrect, the child is adjusted, when the distance is larger than 40cm, the massage ball 103 is turned off to vibrate, the head of the child can be effectively massaged by using the massage ball 103 as a second prompting mechanism, and the child has a high reminding function.

In the above embodiment, the two embedding grooves are provided on both sides of the infrared distance sensor 101, the embedding grooves are located on the inner wall surface of the head band 1 and symmetrically provided with respect to the infrared distance sensor 101, at this time, the massage balls 103 in the embedding grooves are directly opposite to the forehead of the child, and the massage balls 103 vibrate and massage the forehead to massage and relax the muscles around the eyes of the child, so that the eye muscles used for a long time can be relaxed while playing a prompting role.

As shown in fig. 1 and 3, the infrared distance sensor 101 is located on the head band 1 and away from the wall surface attached to the forehead of the human body, and the infrared distance sensor 101 is arranged on the outer wall surface of the head band 1, so that the detection area of the probe can be greatly increased, and the distance monitoring precision is improved.

As shown in fig. 1 and 2, a battery jar 104 is arranged at the top of the head band 1, a plurality of groups of button batteries are arranged in the battery jar 104 to effectively supply power to various electronic components in the head band 1, and a UPS is adopted to remind the user of an uninterrupted warning sound after the activation, and when the infrared distance sensor 101 monitors the distance between the head of a child and an object such as a desktop and corrects the distance, the PLC controller 2 controls the power supply device to cut off the power of the speaker 102, so that the use is convenient.

As shown in fig. 1 and 2, one end of the head band 1, which is attached to the back of the human body, is provided with an opening 105, the head band 1 adopts a broken chain structure, so that the wearing size of the head band 1 can be adjusted, the head band can be stored and worn by matching with the heads of different children, the practical value is greatly improved, the situation that the head bands 1 with different sizes are required to be manufactured according to the sizes of the heads of the children of different age groups is avoided, and the manufacturing cost is greatly reduced.

As shown in fig. 1, the head band 1 is made of rubber, the head band 1 is hollow, the annular housing is made of isoprene rubber, and the head band 1 has the advantages of high hardness, good toughness, certain elasticity and high wear resistance.

As shown in fig. 1 to 3, the PLC controller 2 is electrically connected to various electronic components in the head band 1 through the electronic integrated block 202, the electronic integrated block 202 is an integrated circuit, the integrated circuit has the advantages of small volume, light weight, few lead wires and solder points, long service life, high reliability, good performance, etc., the use of a large number of components can be reduced by using the electronic integrated block 202, the manufacturing cost is reduced, meanwhile, the PLC controller 2 is connected to a transfer switch through the electronic integrated block 202, the electronic integrated block 202 adopts a model of CD4000, when factory manufacturing is performed, three modes, namely a lesson mode, an operation mode and a shutdown mode, are preset in the electronic integrated block 202, three mode adjustments can be performed by rotating the transfer switch, in the lesson mode, when two massage balls 103 on the head band 1 receive a minimum distance signal detected by a probe, vibration or massage is performed, the child is warned to adjust the sitting posture until the child sits right, the horn 102 and the two massage balls 103 in the head band 1 are both in a starting mode in the operation mode, and the power supply device in the head band 1 is powered off and powered off in the shutdown mode to process all the parts.

To sum up, the embodiment of the utility model provides a position of sitting orthotic devices includes head hoop 1, still including setting up PLC controller 2 in head hoop 1, carry out signal connection's broadcast mechanism with PLC controller 2, the one end that head hoop 1 is located human forehead is provided with infrared distance sensor 101, and infrared distance sensor 101's signal output part is connected with PLC controller 2's signal input part.

Claims

1. The utility model provides a position of sitting orthotic devices, includes the head hoop, its characterized in that still including set up PLC controller in the head hoop, with the broadcasting mechanism that the PLC controller carries out signal connection, the one end that the head hoop is located human forehead is provided with infrared distance sensor, infrared distance sensor's signal output part with the signal input part of PLC controller is connected.

2. The device of claim 1, wherein the broadcast mechanism comprises a speaker, and a signal input of the speaker is connected to the first signal output of the PLC controller.

3. The device as claimed in claim 2, wherein the number of the speakers is at least two, and at least two of the speakers are arranged at the position where the head band fits the temples of the human body.

4. The sitting posture rectification device of claim 3, wherein the power amplification part of the loudspeaker is arranged towards the ear of the human body.

5. The sitting posture correction device as claimed in claim 1, wherein the wall surface of the head band, which is attached to one side of the head of the human body, is provided with an embedded groove, a massage ball is embedded in the embedded groove, and a signal input end of the massage ball is connected with a second signal output end of the PLC.

6. The device for correcting sitting posture as claimed in claim 5, wherein there are at least two said slots, and at least two said slots are disposed opposite to both sides of said infrared distance sensor.

7. The device of claim 1, wherein the infrared distance sensor is positioned on the headband away from the wall that fits the forehead of the person.

8. The sitting posture rectification device of claim 1, wherein the top of the head band is provided with a battery jar.

9. The device as claimed in claim 1, wherein the head band has an opening at an end thereof for engaging the back of the human body.

10. The device for correcting sitting posture of claim 1, wherein the head band is made of rubber.