CN207352758U

CN207352758U - A kind of myopia prevention reads rectifier

Info

Publication number: CN207352758U
Application number: CN201721263588.5U
Authority: CN
Inventors: 张新; 李伟
Original assignee: Baicheng Normal University
Current assignee: Baicheng Normal University
Priority date: 2017-09-29
Filing date: 2017-09-29
Publication date: 2018-05-11
Anticipated expiration: 2027-09-29

Abstract

The utility model discloses a kind of myopia prevention to read rectifier, including base, PLC controller, rotary shaft rack, shell and infrared probe, the bottom of described base one end is provided with a groove by articulated shaft, the middle position of the base side is separately installed with loudspeaker and LED warning lamps, the both ends of the base upper surface are all fixed with rotary shaft rack, the middle position of the shell side is provided with infrared probe, middle position at the top of the rotary shaft rack is equipped with through hole, supporting rod is installed in through hole, the top of the supporting rod is provided with lamp holder, LED light supplement lamp is hinged with lamp holder.The utility model by shaft above base by installing infrared probe, the distance between learner and desktop can not only be monitored, at the same time by installing loudspeaker and LED warning lamps in base side, when the distance between infrared probe monitors to learner and desktop are less than setting, prompting and light warning can make a sound.

Description

A kind of myopia prevention reads rectifier

Technical field

Reading aids technical field is the utility model is related to, is specially that a kind of myopia prevention reads rectifier.

Background technology

In recent years, with the developing of society, the progress of science and technology, people increasingly pay attention to follow-on education and love.But It is that the near-sighted ratio of school student is higher and higher at present, and the posture that it is primarily due to when used by students during reading writes is not right, or Person is caused by because eye distance books are excessively near.

All be minor since student is most of, its self-disciplining is poor, it is difficult to oneself correct faulty sitting posture with during reading away from From therefore, mechanical correcting sitting posture frame and myopia prevention utensil occurs in the market, but these devices are all to force to sexually revise Raw sitting posture, easily makes student produce sense of discomfort.

Utility model content

The purpose of this utility model is to provide a kind of myopia prevention to read rectifier, to solve to propose in above-mentioned background technology The problem of.

To achieve the above object, the utility model provides following technical solution：A kind of myopia prevention reads rectifier, including bottom Seat, PLC controller, rotary shaft rack, shell and infrared probe, the bottom of described base one end are provided with a groove by articulated shaft, The base other end is internally provided with battery compartment, and the battery compartment is internally provided with storage battery, and the side of battery compartment is provided with storehouse Door, the base side is provided with power switch close to one end of a groove, and power switch is electrically connected by conducting wire with storage battery, Clock is installed, the middle position of the base side, which is separately installed with, raises one's voice on the base side of the power switch side Device and LED warning lamps, and loudspeaker is all electrically connected with LED warning lamps by conducting wire with storage battery, the loudspeaker is away from clock PLC controller is installed, the PLC controller is electrically connected with clock, and the output of PLC controller on the base inner wall of side End is electrically connected with loudspeaker and LED warning lamps input terminal respectively, is provided with the base side of the LED warning lamps side remote Nearly precision regulating key, the both ends of the base upper surface are all fixed with rotary shaft rack, and between the top of both ends rotary shaft rack Shell is provided with by shaft, the middle position of the shell side is provided with infrared probe, and the input terminal of infrared probe It is electrically connected with the output terminal of far and near precision regulating key, the infrared probe is electrically connected by conducting wire with storage battery, infrared spy The output terminal of head and the input terminal of PLC controller are electrically connected, and the middle position at the top of the rotary shaft rack is equipped with through hole, are led to Supporting rod is installed, the top of the supporting rod is provided with lamp holder, LED light supplement lamp is hinged with lamp holder in hole.

Preferably, four corners of the base bottom are all pasted with two-sided rubber cushion.

Preferably, the length of the supporting rod is equal to the depth of through hole.

Preferably, the base is connected with power cord, and the output terminal and storage battery of power cord close to one end of battery compartment Charging port be electrically connected.

Preferably, the LED light supplement lamp is electrically connected by the conducting wire through supporting rod with storage battery, and LED light compensating lamps with Controlling switch is installed on conducting wire between storage battery.

Compared with prior art, the beneficial effects of the utility model are：By installing infrared spy by shaft above base Head, can not only monitor the distance between learner and desktop, but also can pass through shaft according to the height of actual conditions and learner The angle of infrared probe is adjusted, it is highly practical, while by installing loudspeaker and LED warning lamps in base side, when infrared spy When head monitors that the distance between learner and desktop are less than setting, prompting and light warning are can make a sound, by base Upper installation clock, can calculate the time that learner continues to be monitored by infrared probe, after setting time is reached, can pass through loudspeaker Remind learner's learning time long with LED warning lamps, it is necessary to suitably rest, it is scalable by being installed on the top of rotary shaft rack With the LED light supplement lamp of rotation, light filling can be carried out to ambient brightness when learner learns, it is easy to use.

Brief description of the drawings

Fig. 1 is the structure diagram of the utility model；

Fig. 2 is the side view of the utility model；

Fig. 3 is the LED light supplement lamp structure diagram of the utility model；

Fig. 4 is the infrared probe structure diagram of the utility model；

Fig. 5 is the base bottom structure diagram of the utility model.

In figure：1- groove；2- bases；3- power switch clocks；4- clocks；5- loudspeakers；6-LED warning lamps；7-PLC is controlled Device processed；8- distance precision regulating keys；9- battery compartments；10- storage batteries；11- doors；12- power cords；13- rotary shaft racks；14- Through hole；15- supporting rods；16- infrared probes；17- shells；18- shafts；19- articulated shafts；20- lamp holders；21-LED light compensating lamps；22- Two-sided rubber cushion.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained, shall fall within the protection scope of the present invention.

- 5 are please referred to Fig.1, a kind of embodiment provided by the utility model：A kind of myopia prevention reads rectifier, including base 2nd, PLC controller 7, rotary shaft rack 13, shell 17 and infrared probe 16, the bottom of 2 one end of base are provided with by articulated shaft 19 Groove 1, for placing pen, and can take in the inside of base 2,2 other end of base is internally provided with battery compartment 9, battery when not used Storehouse 9 is internally provided with storage battery 10, and the side of battery compartment 9 is provided with door 11, easy to the replacement of storage battery 10,2 side of base Face is provided with power switch 3 close to one end of a groove 1, and power switch 3 is electrically connected by conducting wire with storage battery 10, power switch Clock 4 is installed, the middle position of 2 side of base is separately installed with loudspeaker 5 and LED polices on 2 side of base of 3 sides Show lamp 6, the model of the loudspeaker 5 can be QP50CP08-70-R, and for alarm function, and loudspeaker 5 and LED warning lamps 6 are all logical Cross conducting wire to be electrically connected with storage battery 10, loudspeaker 5 is provided with PLC controller 7 on 2 inner wall of base away from 4 side of clock, should The model of PLC controller 7 can be TY-A660RF-12, and PLC controller 7 is electrically connected with clock 4, and PLC controller 7 is defeated Outlet is electrically connected with loudspeaker 5 and 6 input terminal of LED warning lamps respectively, is installed on 2 side of base of 6 side of LED warning lamps There is far and near precision regulating key 8, the both ends of 2 upper surface of base are all fixed with rotary shaft rack 13, and the top of both ends rotary shaft rack 13 Shell 17 is provided with by shaft 18 between end, the middle position of 17 side of shell is provided with infrared probe 16, the infrared spy First 16 model can be ABT-20, and the input terminal of infrared probe 16 and the output terminal of far and near precision regulating key 8 are electrically connected, Infrared probe 16 is electrically connected by conducting wire with storage battery 10, and the output terminal and the input terminal of PLC controller 7 of infrared probe 16 are electrical Connection, the middle position at the top of rotary shaft rack 13 are equipped with through hole 14, supporting rod 15, the length of supporting rod 15 are provided with through hole 14 Equal to the depth of through hole 14, the top of supporting rod 15 is provided with lamp holder 20, LED light supplement lamp 21, LED is hinged with lamp holder 20 degree Light compensating lamp 21 is electrically connected by the conducting wire through supporting rod 15 with storage battery 10, and between LED light supplement lamp 21 and storage battery 10 Controlling switch is installed, four corners of 2 bottom of base are all pasted with two-sided rubber cushion 22 on conducting wire.

Operation principle：In use, base 2 is fixed on the table by double faced adhesive tape 22, electricity is connected by power cord 12 Source, charges for storage battery 10, then turns on the power switch 3, infrared probe 16 is entered working status, and according to the reality of learner The angle of infrared probe 16 is adjusted in border situation, while can adjust infrared probe 16 by far and near precision regulating key 8 Distance is warned, when infrared probe 16 detects that learner is less than setting value apart from the distance of desktop, signal is fed back into PLC controls Device 7 processed, 7 controlling loudspeaker 5 of PLC controller and LED warning lamps 6 work, and remind the distance between learner's adjustment and desktop, when When infrared probe 16 monitors that learner reaches setting value at the duration in monitoring range, signal is fed back into PLC controls Device 7,7 controlling loudspeaker 5 of PLC controller and LED warning lamps 6 work, and remind learner to need to carry out appropriate rest, work as surrounding When environment is dark, supporting rod 15 can be extracted out, opening LED light fillings, 21, and pass through lamp holder 20 and adjust light angle.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Claims

1. a kind of myopia prevention reads rectifier, including base (2), PLC controller (7), rotary shaft rack (13), shell (17) and red Outer probe (16), it is characterised in that：The bottom of described base (2) one end is provided with a groove (1), base by articulated shaft (19) (2) other end is internally provided with battery compartment (9), and the battery compartment (9) is internally provided with storage battery (10), and battery compartment (9) Side is provided with door (11), and base (2) side is provided with power switch (3) close to one end of a groove (1), and power supply is opened Close (3) to be electrically connected with storage battery (10) by conducting wire, clock is installed on base (2) side of power switch (3) side (4), the middle position of base (2) side is separately installed with loudspeaker (5) and LED warning lamps (6), and loudspeaker (5) All it is electrically connected with LED warning lamps (6) by conducting wire with storage battery (10), base of the loudspeaker (5) away from clock (4) side (2) PLC controller (7) is installed, the PLC controller (7) is electrically connected with clock (4), and PLC controller (7) on inner wall Output terminal be electrically connected respectively with loudspeaker (5) and LED warning lamps (6) input terminal, the bottom of LED warning lamps (6) side Seat is provided with far and near precision regulating key (8) on (2) side, and the both ends of base (2) upper surface are all fixed with rotary shaft rack (13), shell (17), shell (17) side and between the top of both ends rotary shaft rack (13) are provided with by shaft (18) Middle position infrared probe (16) is installed, and the input terminal of infrared probe (16) and far and near precision regulating key (8) Output terminal is electrically connected, and the infrared probe (16) is electrically connected by conducting wire with storage battery (10), the output of infrared probe (16) End and the input terminal of PLC controller (7) are electrically connected, and the middle position at the top of the rotary shaft rack (13) is equipped with through hole (14), supporting rod (15) is installed, the top of the supporting rod (15) is provided with lamp holder (20), on lamp holder (20) in through hole (14) It is hinged with LED light supplement lamp (21).

2. a kind of myopia prevention according to claim 1 reads rectifier, it is characterised in that：The four of base (2) bottom A corner is all pasted with two-sided rubber cushion (22).

3. a kind of myopia prevention according to claim 1 reads rectifier, it is characterised in that：The length of the supporting rod (15) Equal to the depth of through hole (14).

4. a kind of myopia prevention according to claim 1 reads rectifier, it is characterised in that：The base (2) is close to battery The one end in storehouse (9) is connected with power cord (12), and the output terminal of power cord (12) is electrically connected with the charging port of storage battery (10).

5. a kind of myopia prevention according to claim 1 reads rectifier, it is characterised in that：The LED light supplement lamp (21) is logical The conducting wire crossed through supporting rod (15) is electrically connected with storage battery (10), and leading between LED light supplement lamp (21) and storage battery (10) Controlling switch is installed on line.