CN2213476Y - 视力保护器 - Google Patents

视力保护器 Download PDF

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Publication number
CN2213476Y
CN2213476Y CN 94244150 CN94244150U CN2213476Y CN 2213476 Y CN2213476 Y CN 2213476Y CN 94244150 CN94244150 CN 94244150 CN 94244150 U CN94244150 U CN 94244150U CN 2213476 Y CN2213476 Y CN 2213476Y
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clamping plate
fixed seat
holder
utility
model
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Expired - Fee Related
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CN 94244150
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English (en)
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孙开域
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Individual
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Priority to CN 94244150 priority Critical patent/CN2213476Y/zh
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Abstract

本实用新型涉及一种视力保护装置,在立柱的两 端分别固定有同托垫构成一体的横梁和固定座上夹 板及固定座下夹板,在固定座上夹板上铰接有蝶形螺 栓,它可以限制学生在读书书写时的视线距离,以养 成良好的读书书写姿势,防止近视眼的发生,保障儿 童身体茁壮成长。

Description

本实用新型涉及一种儿童视力保护装置。
目前中小学学生在读书和书写时,从眼睛至桌面的距离难以控制,致使患有近视眼等眼疾的儿童,愈来愈多。
本实用新型的目的在于提供一种视力保护器。
本实用新型的目的是这样实现的:同托垫构成一体的横梁与立柱的上端相固定,固定座上夹板和固定座下夹板与立柱的下端相接,蝶形螺栓与固定座上夹板相铰接。
由于采用上述方案,可以限制学生在读书书写时的视线距离,以养成良好的读书书写姿式,防止近视眼的发生,保障儿童身体健康成长。
下面结合附图和实施例对本实用新型做进一步说明。
图1是本实用新型的正视图。
图2是本实用新型的侧视图。
图3是本实用新型的俯视图。
图中1、托垫        2、横梁        3、立柱        4、固定座上夹板        5、固定下夹板        6、蝶形螺栓
在图1所示的实施例中,同托垫(1)构成一体的横梁(2)与立柱(3)的上端相定成,固定座上夹板(4)和固定座下夹板(5)与立柱(3)的下端相固定,蝶形螺栓(6)与固定座上夹板(4)相铰接,使用时将固定座上夹板(4)和固定座下夹板(5)卡入桌子边缘处,再用蝶形螺栓(6)将其固定。

Claims (1)

1、一种视力保护器,其特征在于同托垫(1)构成一体的横梁(2)与立柱(3)的上端相固定,固定座上夹板(4)和固定座下夹板(5)与立柱(3)的下端相接,蝶形螺栓(6)与固定座上夹板(4)相铰接。
CN 94244150 1994-11-01 1994-11-01 视力保护器 Expired - Fee Related CN2213476Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 94244150 CN2213476Y (zh) 1994-11-01 1994-11-01 视力保护器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 94244150 CN2213476Y (zh) 1994-11-01 1994-11-01 视力保护器

Publications (1)

Publication Number Publication Date
CN2213476Y true CN2213476Y (zh) 1995-11-29

Family

ID=33850297

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 94244150 Expired - Fee Related CN2213476Y (zh) 1994-11-01 1994-11-01 视力保护器

Country Status (1)

Country Link
CN (1) CN2213476Y (zh)

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