CN209846425U - Intelligent myopia-preventing multifunctional table - Google Patents

Abstract

The utility model relates to the technical field of tables, in particular to an intelligent myopia-preventing multifunctional table, which comprises a table top and an induction device arranged on the table top and close to a seat; the sensing device comprises a control module, a distance measuring module and a reminding module which are electrically connected; when the ultrasonic ranging module detects that the distance from the face to the desktop is smaller than a set value, the distance is transmitted to the control module, and the control module reminds through a reminding module output signal. When the sitting posture of the person is incorrect, the ultrasonic ranging module transmits information to the control module when detecting that the distance from the face to the desktop is smaller than a set value, and the control module controls the reminding module to output a signal module to remind the person to adjust the sitting posture in time, so that the myopia prevention function can be well achieved.

Description

Intelligent myopia-preventing multifunctional table

Technical Field

The utility model belongs to the technical field of the technique of desk and specifically relates to an intelligence myopia prevention multifunctional table.

Background

With the improvement of science and technology, a lot of work in daily life is replaced by machinery, the learning and working places of people are finished in front of an office table or a desk, some work can be finished even on a reading bed, the time of using eyes every day is long, and if people are not seated well, the eyes are easy to be short-sighted if the eyes are closer to the desk.

At present, the degree of myopia is more and more generalized and younger, the myopia brings great inconvenience to daily life of people, a series of complications can be caused, including vitreous lesion, lens lesion, glaucoma and the like, blindness can be caused even if the myopia is serious, and children can be inherited by the myopia. Therefore, a good habit needs to be developed, the correct sitting posture is kept when the user works and learns, and the proper distance is kept between eyes and a desktop file. However, people can easily get closer to the desktop after a long time, and it is difficult to keep the correct sitting posture all the time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an intelligence myopia prevention multifunctional table installs induction system at the desktop, can respond to the distance of face and desktop when work or study to in time remind the adjustment position of sitting.

The above object of the present invention can be achieved by the following technical solutions: an intelligent myopia-preventing multifunctional table comprises a table top and a sensing device arranged on the table top and close to a seat; the sensing device comprises a control module, a distance measuring module and a reminding module which are electrically connected; when the distance from the face to the desktop is smaller than a set value, the distance is transmitted to the control module, and the control module outputs a signal through the reminding module to remind.

Through adopting above-mentioned technical scheme, incorrect when people's position of sitting, when ranging module detected face to the distance of desktop and was less than the setting value, with information transmission to control module, control module control reminds module output signal module to remind people in time to adjust the position of sitting, can play fine prevention myopia's effect.

The utility model discloses further set up to: the reminding module is one or the combination of more than two of a vibration output module, a light output module and an audio output module.

By adopting the technical scheme, the reminding mode of the reminding module is easier to identify by people and is easy to purchase or produce; the reminding effect is better in a mode of combining various signals.

The utility model discloses further set up to: the reminding module is a vibration output module, a light output module and an audio output module; the induction device also comprises a third-gear switch, and the first-gear switch controls the power supply of the whole induction device; the second gear switch controls the power supply of the vibration output module and/or the audio output module; and the third switch controls the power supply of the light output module.

By adopting the technical scheme, the first-gear switch is turned off without using a desktop, so that the power is saved, and the false start cannot be caused; the setting of second gear switch and third gear switch makes the consumer can select according to own hobby, uses more in a flexible way, deeper consumer's favor. For example, at night or when the light is darker, the reminding effect of the light is better, and the light can be preferentially used.

The utility model discloses further set up to: the distance measurement template is an ultrasonic distance measurement module or an infrared distance measurement module; the sensing device is arranged on one surface of the table top facing the seat.

By adopting the technical scheme, the ultrasonic ranging and the infrared ranging are easy to realize technically and convenient to produce and prepare. The sensing device and the human face form an inclination, so that the measurement is convenient, and the space of the desktop cannot be occupied.

The utility model discloses further set up to: the telescopic table legs are arranged below the table top and comprise a sub-sleeve rod and a main sleeve rod which are sleeved with each other and a limiting piece which limits the free extension of the sub-sleeve rod and the main sleeve rod.

Through adopting above-mentioned technical scheme, adjust the height of desktop through the flexible of adjusting the table leg, all be suitable for to the personnel of co-altitude not, application scope is wider, also is convenient for preserve the precision of range finding template, and myopia prevention effect is better.

The utility model discloses further set up to: a plurality of positioning holes are formed in the length direction of the female loop bar, fixing holes are formed in the secondary loop bar, and the limiting piece penetrates into the fixing holes and the positioning holes to achieve positioning of the secondary loop bar and the female loop bar.

By adopting the technical scheme, the structure is simple, the adjustment is convenient, and the user can adjust freely; and the female loop bar and the sub loop bar can be separated in the transportation process, so that the occupied volume of each table is reduced, and the transportation is facilitated.

The utility model discloses further set up to: the desktop is provided with a turnover plate; one side of the turnover plate is a liquid crystal handwriting board, a doodle drawing board or a writing board, and the other opposite side is provided with a building block inserted bar.

By adopting the technical scheme, the table top has multiple functions, can complete games and learning on the same table, and is deeply favored by consumers.

The utility model discloses further set up to: the writing board is embedded with an electronic drawing panel, and the electronic drawing panel is far away from the center of the writing board.

By adopting the technical scheme, the writing and drawing can be carried out on the same desktop, and the use is more flexible and convenient; and the electronic painting panel is embedded on the desktop and is not easy to fall off.

The utility model discloses further set up to: the desktop further comprises a bearing seat, wherein two opposite edges of the bearing seat are rotatably connected with buckles used for clamping the turnover plate.

Through adopting above-mentioned technical scheme, buckle joint returning face plate realizes the fixed of returning face plate, simple structure, and the upset is also simple, the production of being convenient for moreover.

The utility model discloses further set up to: the bearing seat is internally provided with a containing cavity, and the turnover plate is arranged above the containing cavity.

Through adopting above-mentioned technical scheme, some widgets can be placed to holding the intracavity, and it is more convenient to use.

The utility model discloses further set up to: handles and rollers are respectively arranged on two opposite side walls of the desktop.

Through adopting above-mentioned technical scheme, the joint setting of handle and gyro wheel is very convenient when carrying the desktop.

The utility model discloses further set up to: the handle is rotatably connected to one side of the desktop, on which the sensing device is arranged.

By adopting the technical scheme, the sensing device is not easy to extrude in the carrying process, and the handle does not protrude to occupy redundant space; meanwhile, the sensing device and the roller are not arranged on the same side and do not interfere with each other.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the sitting posture of the person is incorrect, the ultrasonic ranging module or the infrared ranging module detects that the distance from the face to the desktop is smaller than a set value, information is transmitted to the control module, the control module controls the reminding module to output a signal module to remind the person to adjust the sitting posture in time, and the myopia prevention function can be well achieved.

2. The height of the desktop is adjusted by adjusting the extension of the desk legs, the desk is suitable for people with different heights, the application range is wider, the precision of the ranging template is convenient to store, and the myopia prevention effect is better.

3. When the table is carried or transported, the table legs can be placed into the accommodating cavity, and the whole table top forms a luggage case which is convenient to lift or push.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

fig. 2 is a schematic view of a connection structure of a sensing device and a desktop in embodiment 1 of the present invention;

fig. 3 is a schematic view of a detailed structure of an induction device in embodiment 1 of the present invention;

fig. 4 is a block diagram showing a connection structure of the control module, the ultrasonic ranging module and the reminding module in embodiment 1 of the present invention;

fig. 5 is a circuit diagram of an induction device in embodiment 1 of the present invention;

fig. 6 is a schematic structural view of the other side of the turnover plate in embodiment 1 of the present invention;

fig. 7 is an exploded view of the table in embodiment 1 of the present invention;

fig. 8 is a schematic view of the overall structure of embodiment 2 of the present invention.

In the figure: 1. a desktop; 11. a turnover plate; 111. a writing board; 112. building block inserted links; 113. an electronic drawing panel; 114. a pen; 115. a pen placing groove; 116. a liquid crystal handwriting board; 12. a bearing seat; 121. buckling; 122. an accommodating chamber; 13. a protective shell; 14. a handle; 15. a roller; 2. an induction device; 21. a control module; 22. an ultrasonic ranging module; 231. a vibration output module; 232. a light output module; 233. an audio output module; 24. a third-gear switch; 25. a horn; 26. a USB direct power supply module; 27. a circuit board; 28. a battery; 3. desk legs; 31. a sub-loop rod; 311. a fixing hole; 32. a female loop bar; 321. positioning holes; 33. a limiting member; 34. and (5) a foot pad.

Detailed Description

The invention will be described in more detail with reference to the following figures 1-7 and examples.

An intelligent myopia prevention multifunctional table is shown in figure 1 and comprises a table top 1 and a sensing device 2 which is arranged on the table top 1 and is close to a seat; with reference to fig. 2, the sensing device 2 includes a control module 21, a distance measuring module and a reminding module electrically connected to each other; when the distance measuring module detects that the distance from the face to the desktop 1 is smaller than a set value, the distance is transmitted to the control module 21, and the control module 21 reminds through a reminding module output signal; the ranging template is an ultrasonic ranging module 22 or an infrared ranging module. The sensing device 2 is arranged on the surface of the table top 1 facing the seat. The induction device 2 forms an inclination with the human face, so that the measurement is convenient, and the space of the desktop 1 cannot be occupied.

When the sitting posture of the person is incorrect, the ultrasonic ranging module 22 or the infrared ranging module detects that the distance from the face to the desktop 1 is smaller than a set value, information is transmitted to the control module 21, the control module 21 controls the reminding module to output a signal module to remind the person of adjusting the sitting posture in time, and the myopia prevention function can be well achieved.

Referring to fig. 2, 3 and 4, the reminding module includes a vibration output module 231, a light output module 232, an audio output module 233, the sensing device 2 further includes a third-gear switch 24, and the first-gear switch controls the power supply of the whole sensing device 2; the second gear switch controls the power supply of the vibration output module 231 and/or the audio output module 233; the third switch controls the power supply of the light output module 232. The first-gear switch is turned off when the desktop 1 is not needed, so that electricity is saved, and false starting cannot be caused; the setting of second gear switch and third gear switch makes the consumer can select according to own hobby, uses more in a flexible way, deeper consumer's favor. For example, at night or when the light is darker, the reminding effect of the light is better, and the light can be preferentially used.

The reminding modes of the vibration output module 231, the light output module 232 and the audio output module 233 are easier to identify by people and are also easy to purchase or produce; the reminding effect is better in a mode of combining various signals. In other embodiments, the reminding module may also be one or two of the vibration output module 231, the light output module 232 and the audio output module 233.

The side wall of the desktop 1 is provided with a protective shell 13, the sensing device 2 is arranged in the protective shell 13, the sensing device 2 further comprises a circuit board 27, and the ultrasonic ranging module 22, the audio output module 233, the three-gear switch 24, the light output module 232, the control module 21 and the vibration output module 231 are sequentially arranged on the circuit board 27; the audio output module 233 is also provided with a loudspeaker 25 for increasing the volume; the circuit board 27 is further provided with a USB direct power supply module 26, and the USB direct power supply module 26 is close to the light output module 232. A battery 28 is mounted below the circuit board 27.

After the switch is turned on, the control module 21 starts the ultrasonic ranging module 22 to enter a working state under the action of power input, ultrasonic waves are transmitted, the ultrasonic waves are reflected when encountering obstacles, the reflected ultrasonic waves are fed back to the control module 21 after being received, the distance between the face and the desktop 1 is obtained through internal calculation, and corresponding reaction is made.

The embodiment provides a circuit implementation manner, and a specific circuit diagram is shown in fig. 5, and includes an ultrasonic ranging module 22 for outputting an ultrasonic signal and detecting a distance between a human face and a desktop, a control module coupled to the ultrasonic ranging module 22 for receiving the ultrasonic signal and outputting a control signal, and a reminding module coupled to the control module for responding to the control signal and realizing reminding.

The control module comprises a comparator A1, an NPN triode Q1 and a relay KM1, the ultrasonic ranging module 22 is coupled to an inverting input end of the comparator A1, a non-inverting input end of the comparator A1 is coupled to a connection node between a resistor R1 and a resistor R2, the resistor R1 is connected with the resistor R2 in series, one end, far away from the resistor R2, of the resistor R1 is connected with a power supply, and one end, far away from the resistor R1, of the resistor R2 is grounded; the base of the triode Q1 is coupled to the output end of the comparator A1, the collector of the triode Q1 is coupled to the coil of the relay KM1 and then connected with the power supply, the emitter of the triode Q1 is grounded, and the normally open contact of the relay KM1 is coupled to the control end of the reminding module.

The reminding module comprises an audio output module 233, a light output module 232 and a vibration output module.

The audio output module 233 comprises a resistor R3 and a resistor R4 which are connected in series, wherein the resistor R3 is connected with a power supply, the resistor R4 is grounded, the switch is arranged between the resistor R3 and the resistor R4, and a KD-153H type Ding-Dong special integrated circuit chip is further coupled between the resistor R3 and the resistor R4; the integrated circuit chip is coupled with an NPN type triode Q2, the collector of the triode Q2 is coupled with a buzzer B, the buzzer B uses an HC-12 type micro electromagnetic buzzer, the emitter of the triode Q2 is connected with the negative electrode of the power supply BT1, and the other end of the buzzer B is connected with the positive electrode of the BT 1; the buzzer B is also connected with a capacitor C1 in parallel; the normally open contact of the relay KM1 is coupled to the power supply loop of the buzzer B.

The light output module 232 comprises an indicator light L1, a light L1 is connected with a power supply BT2, and a normally open contact of the relay KM1 is coupled with a power supply loop of the light L1.

The vibration output module 231 comprises a vibration motor M, the vibration motor M is connected with a power supply BT3, and a normally open contact of the relay KM1 is coupled to a power supply loop of the vibration motor M.

The working principle is as follows: after the power is turned on, the ultrasonic ranging module 22 detects the distance and compares the distance with a comparator A1, when the detected distance is larger than a set value, a collector outputs a low level, and the PNP triode Q1 is cut off; when the detection distance is smaller than the set value, the collector outputs high level, the PNP type triode Q1 is conducted, the normally open contact of the electromagnetic relay KM1 is closed, the power supply loop of the buzzer B, the power supply loop of the lamp L1 and the power supply loop of the vibration motor M are conducted, and the vibration of the vibration motor M reminds a person to adjust the sitting posture through the voice prompt of the buzzer B and the prompt of the lamp L1.

As shown in fig. 5, a telescopic leg 3 is arranged below the tabletop 1, and the leg 3 comprises a sub-sleeve rod 31 and a main sleeve rod 32 which are sleeved with each other, and a limiting member 33 which limits the free extension of the sub-sleeve rod 31 and the main sleeve rod 32; referring to fig. 5, a plurality of positioning holes 321 are formed in the length direction of the female socket rod 32, the fixing holes 311 are formed in the male socket rod 31, and the limiting member 33 extends into the fixing holes 311 and the positioning holes 321 to position the male socket rod 31 and the female socket rod 32. In this embodiment, the sub-sleeve rod 31 is detachably inserted into the desktop 1, and the bottom of the main sleeve rod 32 is further provided with a foot pad 34.

The height of the desktop 1 is adjusted by adjusting the extension of the desk legs 3, the desk is suitable for people with different heights, the application range is wider, the precision of the ranging template is convenient to store, and the myopia prevention effect is better. The telescopic structure is simple, the adjustment is convenient, and the free adjustment of a user is convenient; in addition, the primary loop bar 32 and the secondary loop bar 31 can be separated from the table top 1 in the transportation process, so that the occupied volume of each table is reduced, and the transportation is facilitated.

As shown in fig. 6 and 7, the table top 1 is provided with a turnover plate 11; one side of the turning plate 11 is provided with a liquid crystal handwriting board 116, and the opposite side is provided with a building block inserted link 112; a pen placing groove 115 is formed in one surface where the liquid crystal handwriting board 116 is installed, and a pen 114 is placed in the pen placing groove 115, so that the liquid crystal handwriting board is convenient to use. In other embodiments, the liquid crystal writing pad 116 may be replaced by a graffiti drawing board or writing pad 111.

The desktop 1 further comprises a bearing seat 12, an accommodating cavity 122 is arranged in the bearing seat 12, and the turnover plate 11 is arranged above the accommodating cavity 122; the two opposite sides of the bearing seat 12 are rotatably connected with buckles 121 for clamping the turnover plate 11. The buckle 121 is connected with the turnover plate 11 in a clamping mode, so that the turnover plate 11 is fixed, the structure is simple, the turnover is simple, and the production is convenient.

The two opposite side walls of the desktop 1 are respectively provided with a handle 14 and a roller 15, the handle 14 is rotatably connected to one side of the desktop 1 where the sensing device 2 is arranged, and the handle 14 and the roller 15 are jointly arranged, so that the desktop 1 can be carried conveniently. In the carrying process, the sensing device 2 is not easy to extrude, and the handle 14 is not too prominent to occupy the redundant space; meanwhile, the sensing device 2 and the roller 15 are not arranged on the same side and do not interfere with each other.

Example 2

An intelligent multifunctional table, as shown in fig. 8, the difference between the embodiment 2 and the embodiment 1 is that an electronic drawing panel 113 is embedded on a tablet 111, and the electronic drawing panel 113 is far away from the center of the tablet 111. The writing and drawing can be performed on the same desktop 1, so that the use is more flexible and convenient; and the electronic painting panel 113 is inlaid on the desktop 1 and is not easy to fall off.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (12)

1. An intelligent myopia-preventing multifunctional table is characterized by comprising a table top (1) and an induction device (2) which is arranged on the table top (1) and is close to a seat; the induction device (2) comprises a control module (21), a distance measuring module and a reminding module which are electrically connected; when the distance measuring module detects that the distance from the face to the desktop (1) is smaller than a set value, the distance is transmitted to the control module (21), and the control module (21) reminds through a reminding module output signal.

2. The multifunctional intelligent myopia prevention table as claimed in claim 1, wherein the reminding module is one or a combination of more than two of a vibration output module (231), a light output module (232) and an audio output module (233).

3. The intelligent myopia-preventing multifunctional table as claimed in claim 1, wherein the reminding module is a vibration output module (231), a light output module (232) and an audio output module (233); the induction device (2) also comprises a three-gear switch (24), and the first-gear switch controls the power supply of the whole induction device (2); the second gear switch controls the power supply of the vibration output module (231) and/or the audio output module (233); the third switch controls the power supply of the light output module (232).

4. The intelligent myopia-preventing multifunctional table as claimed in claim 1, wherein the ranging template is an ultrasonic ranging module (22) or an infrared ranging module; the sensing device (2) is arranged on one surface of the table top (1) facing the seat.

5. The intelligent myopia-preventing multifunctional table as claimed in claim 1, wherein telescopic table legs (3) are arranged below the table top (1), and each table leg (3) comprises a primary sleeve rod (31) and a secondary sleeve rod (32) which are sleeved with each other, and a limiting member (33) which limits the free extension of the primary sleeve rod (31) and the secondary sleeve rod (32).

6. The intelligent myopia-preventing multifunctional table as claimed in claim 5, wherein the length direction of the primary loop bar (32) is provided with a plurality of positioning holes (321), the secondary loop bar (31) is provided with a fixing hole (311), and the limiting member (33) extends into the fixing hole (311) and the positioning holes (321) to position the secondary loop bar (31) and the primary loop bar (32).

7. The intelligent myopia-preventing multifunctional table as claimed in claim 1, wherein a turnover plate (11) is arranged on the table top (1); one side of the turning plate (11) is provided with a liquid crystal handwriting board (116), a doodle drawing board or a writing board (111), and the other side is provided with a building block inserted link (112).

8. The intelligent myopia-preventing multifunctional table as claimed in claim 7, wherein an electronic drawing panel (113) is embedded on the writing board (111), and the electronic drawing panel (113) is far away from the center of the writing board (111).

9. The intelligent myopia-preventing multifunctional table as claimed in claim 7, wherein the table top (1) further comprises a bearing seat (12), and buckles (121) for clamping the turnover plate (11) are rotatably connected to two opposite sides of the bearing seat (12).

10. The intelligent multifunctional desk for preventing myopia as claimed in claim 9, wherein the receptacle (12) is provided with a containing cavity (122), and the flip plate (11) is disposed above the containing cavity (122).

11. An intelligent multifunctional desk for preventing myopia according to any one of claims 1-10, wherein handles (14) and rollers (15) are respectively arranged on two opposite side walls of the desktop (1).

12. The intelligent myopia-preventing multifunctional table as claimed in claim 11, wherein the handle (14) is rotatably connected to the side of the table top (1) where the sensing device (2) is arranged.