CN2396795Y - Reading-writing rack for preventing myopia - Google Patents

Abstract

The utility model relates to a reading-writing appliance for preventing myopia. The utility model is provided with a clamping plate, a probe assembly is arranged above one end of the clamping plate, and a link stopper is arranged below the end of the clamping plate; a circuit box and a turnover type spring finger are arranged above the other end of the clamping plate, and simultaneously, a hem of the end is connected with one hem of a ridge board in a folding mode; the other hem of the ridge board is connected with one hem of a cover board A in a folding mode; the other hem of the cover board A is connected with one hem of a cover board B in a folding mode; the other hem of the cover board B and the lower side of the ridge board are respectively provided with buckles, and a buckle tape is connected with the buckle in an assembly and disassembly mode. The circuit box is provided with a photosensitive resistor, a light emitting diode, a speech switch, a mains switch, and a loudspeaker; the interior of the circuit box is provided with a control circuit for the photosensitive resistor, a speech circuit, a probe control circuit, and a battery.

Description

Myopia prevention eye Reading or writing clip

This utility model relates to a kind of utensil of protecting eyes, particularly a kind of read-write apparatus of myopia prevention eye.

Student's hypometropia of significant proportion is arranged among the existing primary and secondary students, traces it to its cause, the abnormal sitting posture of student's reading and writing really or the illuminance during reading and writing be one of important reasons inadequately.

The purpose of this utility model is: a kind of technical scheme of myopia prevention eye Reading or writing clip is provided, and these reading and writing are clipped in the true or illuminance of abnormal sitting posture when not enough, can give a warning with sound or light, in time remind.

The technical solution of the utility model is: the read-write of myopia prevention eye accompanies clamping plate, above clamping plate one end probe assembly is housed, below this end link stopper is arranged, circuit box and convertible alligator clamp are housed above the clamping plate other end, the limit that should hold is connected for energy folding formula with one side of epimere simultaneously, the another side of epimere is connected for energy folding formula with one side of cover plate A, the another side of cover plate A is connected for energy folding formula with one side of cover plate B, on the another side of cover plate B and epimere following hasp is arranged respectively, and there are pull stap and hasp to adorn, tear connection open, photoconductive resistance is housed on the circuit box, light emitting diode, voice switch, on and off switch and speaker are equipped with the photoconductive resistance control circuit in the circuit box, voice control circuit, probe control circuit and battery.The probe assembly comprises probe socket, place the interior movable block that also flexibly connects with axle and probe socket of groove on the probe socket, movable block can sway, the probe flap of using screw to be connected with movable block, probe with the probe flap is connected is contained in the K switch 1 on movable block and the probe socket.K switch 1 usefulness lead is connected with voice control circuit with light emitting diode on the circuit box.The two ends of the clamp that the tinsel bending of convertible alligator clamp forms and two sidewalls of circuit box flexibly connect respectively, and can rotate around junction point, one end of two extension springs is connected with the clamp both sides respectively, and the other end of two extension springs is connected with circuit box two side or clamping plate respectively.Photosensitive control circuit is by photoconductive resistance CDS, adjustable resistance W1, and resistance R 1, diode D1, light emitting diode D2, audion BG1 and BG2 are formed by connecting.Voice control circuit is by speech IC IC, capacitor C 1, and audion BG4, speaker, K switch 4, resistance R 3 and R4 are formed by connecting.Circuit box one sidewall flexibly connects with the axle and the pen cap, the pen cap can sway, pen cap K switch 2 is arranged on the pen cap, pen cap K switch 2 with the pen between have lead to be connected, a K switch 3 is arranged on the penholder, K switch 3 has the interior conductive sleeve that is enclosed within on the penholder, two outer insulation sleeves of conductive sleeve in being enclosed within, be enclosed within the outer outer electrically conductive elastic cover of 2 insulation sleeves and overlap the outer flexible insulation cover of electrically conductive elastic cover outside, pen cap K switch 2, K switch 3 and resistance R 2 series connection backs and audion BG3, light-emitting diodes D4 constitutes the pen griping position control circuit, links to each other with the C end of speech IC IC.

Major advantage of the present utility model is: this Reading or writing clip can fold, and is easy to carry, and has the function of myopia prevention eye, do the reading frame time spent, can control the distance of eyes and books, when reading, when the abnormal sitting posture that writes is true, can in time point out in the mode of sound and light, when the illuminance of reading and writing is not enough, can in time point out in the mode of light harmony, pen griping position is not right when writing, and can point out in the mode of light harmony, for not influencing other people, turn off K4, can point out with light again, can make book clamp usefulness, one-object-many-purposes again at ordinary times.

Below in conjunction with drawings and Examples this utility model is further specified:

Fig. 1: myopia prevention eye Reading or writing clip front view,

Fig. 2: the partial enlarged view of aminoacyl site among Fig. 1,

The vertical view of Fig. 3: Fig. 1,

Fig. 4: myopia prevention eye Reading or writing clip circuit diagram.

Embodiment 1:

Myopia prevention eye Reading or writing clip (is seen Fig. 1; Fig. 3) clamping plate 1 are arranged; above clamping plate one end probe assembly is housed; link stopper 15 is arranged below this end; the effect of block is to hook a limit; so that the location does not move forward; circuit box 12 and convertible alligator clamp 2 are housed above the clamping plate other end; the limit that should hold is connected for energy folding formula with one side of epimere 20 simultaneously; the another side of epimere is connected for energy folding formula with one side of cover plate A21; the another side of cover plate A21 is connected for energy folding formula with the limit of cover plate B22; on the another side of cover plate B22 and epimere 20 following hasp 19 is arranged respectively; 17; and pull stap 18 and hasp 19 arranged; 17 can adorn; tear connection open; make cover plate A21 and cover plate B22 constitute bookshelf; epimere 20 wide equals the wide of clamping plate 1; the length of epimere is equal to or greater than the height of circuit box 12; cover plate A21 and cover plate B22 wide is equal to the wide of clamping plate 1; the long sum of the length of cover plate A and cover plate B equals the length of clamping plate 1; so that connecting together, cover plate A and cover plate B cover on the clamping plate 1; and with pull stap 18 two ends respectively with cover plate B other end limit on hasp 19 and clamping plate 1 one ends below on hasp 11 be connected; folded material between cover sheet and the clamping plate; circuit box and probe assembly are easy to carry.Photoconductive resistance CDS23 is housed on the circuit box 12, light emitting diode D2, D3, D4, voice switch K414, on and off switch K56 and speaker 24 are equipped with photosensitive control circuit, voice control circuit, probe control circuit and battery in the circuit box 12.The probe assembly comprises probe socket 3, place the movable block 3-2 that also flexibly connects in the groove on the probe socket with axle 3-3 and probe socket, movable block can sway, probe flap 3-1 is connected with movable block with screw 3-4, the probe flap can be around screw turns, and probe 5 is fixedlyed connected with the probe flap, and K switch 14 is housed on movable block and the probe socket, people's bench over contact probe head 5, probe promotes probe flap 3-1 compressing movable block and rotates around axle 3-3, and K switch 1 is opened, and light emitting diode D3 is bright, trigger speech IC B end simultaneously, send the voice suggestion abnormal sitting posture, human body leaves probe 5, and K switch 1 is closed, D3 does not work, and voice do not ring.The two ends of the clamp that the tinsel bending of convertible alligator clamp 2 forms and two sidewalls of circuit box 12 flexibly connect respectively, and can rotate around junction point, the end of two extension spring 2-1 is connected with the clamp both sides respectively, the other end of two extension springs is connected with the two side or the clamping plate 1 of circuit box 12 respectively, clamp and clamping plate 1 energy clamping file after the clamp upset, can be made bookend and use, prevent that the books that open from closing up, also available other materials of clamp such as plastic production.

The photosensitive control circuit (see figure 4) is by photoconductive resistance CDS, adjustable resistance W1, and resistance R 1, diode D1, light emitting diode D2, audion BG1 and BG2 are formed by connecting.The utmost point of photoconductive resistance CDS and resistance R 1 one utmost points and audion BG2 colelctor electrode, on and off switch K5 links to each other, one of the positive pole of another utmost point of photoconductive resistance and diode D1 and adjustable resistance W1 extremely links to each other, the negative pole of diode D1 links to each other with the base stage of audion BG1, the colelctor electrode of BG1 links to each other with another utmost point of R1 and the base stage of BG2, the emitter stage of BG1 links to each other with power supply with another utmost point of adjustable resistance W1, the emitter stage of BG2 is connected with the positive pole of light emitting diode D2 and the IC voice integrated package A end of voice control circuit, and the negative pole of light emitting diode D2 is connected with power supply; When illuminance was low, photoconductive resistance CDS resistance increased, the BG2 conducting, and A point high potential triggers speech IC, sends voice suggestion, and D2 is bright.Voice control circuit is by speech IC IC, capacitor C 1, audion BG4, speaker 24, K switch 4, resistance R 3 and the R4 (see figure 4) that is formed by connecting.The E end of speech IC IC extremely links to each other with one of a utmost point of resistance R 3 and capacitor C 1, another utmost point of resistance R 3 links to each other with the H of IC end, K switch 4, K5, another utmost point of capacitor C 1 and the F of IC end, the negative pole of one utmost point of resistance R 4, the emitter stage of audion BG4 and power supply links to each other, another utmost point of resistance R 4 links to each other with the base stage of audion BG4 with the G of IC end, the colelctor electrode of audion BG4 links to each other with speaker 24, and speaker links to each other with K switch 4 simultaneously, and on and off switch K5 links to each other with the positive pole of power supply.The language IC is the KD-56028 type integrated circuit that the brilliant imperial Electronics Co., Ltd. in Zhejiang produces.

Embodiment 2:

With the difference of embodiment 1 be: a sidewall of circuit box 12 flexibly connects (see figure 3) with the axle 7-1 and the pen cap 7, the pen cap can sway, pen cap K switch 28 (see figure 4)s are arranged on the pen cap, pen cap K switch 28 has lead 16 to be connected with pen between 9, and a K switch 3 10 is arranged on the penholder, and a K switch 310 has the interior conductive sleeve 10-1 (see figure 2) that is enclosed within on the penholder 10-4, two outer insulation sleeve 10-2 of conductive sleeve in being enclosed within, be enclosed within the outer outer electrically conductive elastic cover 10-3 of 2 insulation sleeves and overlap the outer flexible insulation cover 10-5 of electrically conductive elastic cover outside, hold the flexible insulation cover, oppress outer electrically conductive elastic cover and contact with interior conductive sleeve, K switch 3 10 is opened, pen 9 inserts the pens cap 7, and pen cap K switch 28 is closed and closed, and pen 9 is extracted from the pen cap 7, pen cap K switch 2 is opened, the hands K switch 3 10 that do not hold a pen, K3 closes, the BG3 conducting, C point high potential, trigger the C end of speech IC IC, voice suggestion holds a pen incorrect, and light emitting diode D4 is bright, if K4 closes, have only the luminous prompting of D4, voice control circuit is inoperative, in order to avoid disturb other people.

Claims (6)

1, myopia prevention eye Reading or writing clip, it is characterized in that: clamping plate are arranged, above clamping plate one end probe assembly is housed, below this end link stopper is arranged, circuit box and convertible alligator clamp are housed above the clamping plate other end, the limit that should hold is connected for energy folding formula with one side of epimere simultaneously, the another side of epimere is connected for energy folding formula with one side of cover plate A, the another side of cover plate A is connected for energy folding formula with one side of cover plate B, on the another side of cover plate B and epimere following hasp is arranged respectively, and there are pull stap and hasp to adorn, tear connection open, photoconductive resistance is housed, light emitting diode, voice switch on the circuit box, on and off switch and speaker are equipped with the photoconductive resistance control circuit in the circuit box, voice control circuit, probe control circuit and battery.

2, according to the described myopia prevention eye of claim 1 Reading or writing clip, it is characterized in that: the probe assembly comprises probe socket, place the movable block that also flexibly connects in the groove on the probe socket with axle and probe socket, the probe flap that is connected with movable block with screw, probe with the probe flap is connected is contained in the K switch 1 on movable block and the probe socket.K switch 1 usefulness lead is connected with voice control circuit with light emitting diode on the circuit box.

3, according to the described myopia prevention eye of claim 1 Reading or writing clip, it is characterized in that: the two ends of the clamp that the tinsel bending of convertible alligator clamp forms and two sidewalls of circuit box flexibly connect respectively, one end of two extension springs is connected with the clamp both sides respectively, and the other end of two extension springs is connected with circuit box two side or clamping plate respectively.

4, according to the described myopia prevention eye of claim 1 Reading or writing clip, it is characterized in that: photosensitive control circuit is by photoconductive resistance CDS, adjustable resistance W1, and resistance R 1, diode D1, light emitting diode D2, audion BG1 and BG2 are formed by connecting.

5, according to the described myopia prevention eye of claim 1 Reading or writing clip, it is characterized in that: voice control circuit is by speech IC IC, capacitor C 1, and audion BG4, speaker, K switch 4, resistance R 3 and R4 are formed by connecting.

6, according to the described myopia prevention eye of claim 1 Reading or writing clip, it is characterized in that: circuit box one sidewall flexibly connects with the axle and the pen cap, pen cap K switch 2 is arranged on the pen cap, pen cap K switch 2 with the pen between have lead to be connected, a K switch 3 is arranged on the penholder, K switch 3 has the interior conductive sleeve that is enclosed within on the penholder, two outer insulation sleeves of conductive sleeve in being enclosed within, be enclosed within the outer outer electrically conductive elastic cover of 2 insulation sleeves and overlap the outer flexible insulation cover of electrically conductive elastic cover outside, pen cap K switch 2, K switch 3 and resistance R 2 series connection backs and audion BG3, light-emitting diodes D4 constitutes the pen griping position control circuit, links to each other with the C end of speech IC IC.

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