CN104839923A - 头戴式后视镜 - Google Patents

头戴式后视镜 Download PDF

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Publication number
CN104839923A
CN104839923A CN201510291585.1A CN201510291585A CN104839923A CN 104839923 A CN104839923 A CN 104839923A CN 201510291585 A CN201510291585 A CN 201510291585A CN 104839923 A CN104839923 A CN 104839923A
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China
Prior art keywords
reflector
head
mirror
housing
speculum
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CN201510291585.1A
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English (en)
Inventor
许灵
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Individual
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Individual
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Priority to CN201510291585.1A priority Critical patent/CN104839923A/zh
Publication of CN104839923A publication Critical patent/CN104839923A/zh
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/0406Accessories for helmets
    • A42B3/042Optical devices
    • A42B3/0426Rear view devices or the like
    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B1/00Hats; Caps; Hoods
    • A42B1/24Hats; Caps; Hoods with means for attaching articles thereto, e.g. memorandum tablets or mirrors
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02Viewing or reading apparatus
    • G02B27/022Viewing apparatus

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

一种头戴式后视镜,由壳体和反射镜构成,壳体为头盔或帽子形状,反射镜安装于壳体之中。反射镜由后反射镜、中反射镜和前反射镜三块镜片构成。后反射镜安装于壳体后下方,镜面向后并向上倾斜一定角度;中反射镜安装于壳体后上方,镜面前下并向下倾斜一定角度;前反射镜安装于壳体前上方,镜面向后并向下倾斜一定角度。本发明的有益效果:本发明能有效地克服现在有后视镜存在后视盲区的缺点,可以看到正后方的景物。

Description

头戴式后视镜
技术领域
 本发明属于一种后视镜,特别是属于一种可戴在头上能看到正后方景物的头戴式后视镜。
背景技术
现有的后视镜安装于侧面,虽然能看到两侧后方的景物,但在正后方区域仍存在着看不见的盲区。本发明的目的,在于克服现有技术的不足之处,提供一种能看到正后方景物的头戴式后视镜。
发明内容
本发明的技术方案如下:本发明由壳体和反射镜购成,壳体外形为头盔或帽子形状,反射镜安装于壳体中。反射镜由后反射镜、中反射镜和前反射镜三块镜片构成。后反射镜安装于壳体后下方,镜面向后并向上倾斜;中反射镜安装于壳体后上方,镜面向前并向下倾斜,前反射镜安装于壳体前上方,镜面向后并向下倾斜,本发明的有益效果:本发明能有效地克服现在有后视镜存在后视盲区的缺点,可看到正后方侧面后视镜看不到的景物。
附图说明
图1为本发明的结构示意图,兼作摘要附图;
图2为本发明的原理示意图。
图中各标号说明:
1、壳体、2、后反射镜、3、中反射镜、4、前反射镜。
具体实施方式
本发明壳体1采用高强度塑料、玻璃钢或金属材料制成,可制作成军用钢盔、警用钢盔、骑行头盔、安全帽和遮阳帽形状,以适应不同人群的使用需要。也可将后反射镜2安装于汽车后窗玻璃位置,中反射镜3安装于后反射镜2上方,前反射镜4安装于汽车前挡风玻璃上方,制作成汽车用中央后视镜。
以下结合附图说明其原理及结构,参见附图2:
正后方景物经过后反射镜2向上反射到中反射镜3,中反射镜3将景物向前反射到前反射镜4,前反射镜4向后下方将景物反射到眼中。
后反射镜2安装于壳体1后下方,镜面向后并向上倾斜,镜面与下水平线之间的夹角约为130度左右;
中反射镜3安装于壳体1后上方,镜面向前并向下倾斜,镜面与上水平线之间的夹角约为140度左右,其下部边缘高度约等于后反射镜2的上部边缘的高度;
前反射镜4安装于壳体1前上方,镜面向后并向下倾斜,镜面与上水平线之间的夹角约为120度左右,其下部边缘高度约等于后反射镜2中心线的高度。
反射镜可选用普通玻璃镜片,也可选用有机玻璃镜片以增加强度和减轻重量。为了增大视野,后反射镜2可选用凸面镜,但景物会略有变形和缩小。
反射镜镜片安装可采用直接粘贴方式,也可采用键槽式或卡榫式,更便于镜片的拆装和更换。

Claims (4)

1.一种头戴式后视镜,由壳体和反射镜购成,壳体外形为头盔或帽子形状,反射镜安装于壳体之中,其特征是:反射镜由后反射镜、中反射镜和前反射镜三块镜片构成。
2.根据权利要求1所述的头戴式后视镜,其特征是:后反射镜安装于壳体后下方,镜面向后并向上倾斜。
3.根据权利要求1所述的头戴式后视镜,其特征是:中反射镜安装于壳体后上方,镜面向前并向下倾斜。
4.根据权利要求1所述的头戴式后视镜,其特征是:前反射镜安装于壳体前上方,镜面向后并向下倾斜。
CN201510291585.1A 2015-06-01 2015-06-01 头戴式后视镜 Pending CN104839923A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510291585.1A CN104839923A (zh) 2015-06-01 2015-06-01 头戴式后视镜

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510291585.1A CN104839923A (zh) 2015-06-01 2015-06-01 头戴式后视镜

Publications (1)

Publication Number Publication Date
CN104839923A true CN104839923A (zh) 2015-08-19

Family

ID=53840215

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510291585.1A Pending CN104839923A (zh) 2015-06-01 2015-06-01 头戴式后视镜

Country Status (1)

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CN (1) CN104839923A (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106901443A (zh) * 2017-04-26 2017-06-30 浙江工贸职业技术学院 磁力减震鞋
WO2017215018A1 (zh) * 2016-06-15 2017-12-21 上海葡萄纬度科技有限公司 一种教育玩具套件及其凸面镜成像校正方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2388613Y (zh) * 1999-09-08 2000-07-19 沙爱群 后视器
CN101352271A (zh) * 2007-07-27 2009-01-28 赖添德 具后视功能的安全帽帽檐结构
CN101653301A (zh) * 2008-08-19 2010-02-24 赖添德 具后视功能的帽檐与安全帽结构

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2388613Y (zh) * 1999-09-08 2000-07-19 沙爱群 后视器
CN101352271A (zh) * 2007-07-27 2009-01-28 赖添德 具后视功能的安全帽帽檐结构
CN101653301A (zh) * 2008-08-19 2010-02-24 赖添德 具后视功能的帽檐与安全帽结构

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017215018A1 (zh) * 2016-06-15 2017-12-21 上海葡萄纬度科技有限公司 一种教育玩具套件及其凸面镜成像校正方法
CN106901443A (zh) * 2017-04-26 2017-06-30 浙江工贸职业技术学院 磁力减震鞋

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