CN2233325Y - 湿式吸灰黑板擦 - Google Patents

湿式吸灰黑板擦 Download PDF

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Publication number
CN2233325Y
CN2233325Y CN 95200484 CN95200484U CN2233325Y CN 2233325 Y CN2233325 Y CN 2233325Y CN 95200484 CN95200484 CN 95200484 CN 95200484 U CN95200484 U CN 95200484U CN 2233325 Y CN2233325 Y CN 2233325Y
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utility
model
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CN 95200484
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梁成林
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Abstract

本实用新型公开了一种湿式吸灰黑板擦,包括一个平板刷子和一个罩,主要特征是罩内设有软质过滤层,构成一个吸灰罩,平板刷子上有手柄,本实用新型可以由浸湿的吸灰罩吸附擦黑板时刷起的粉笔灰,净化了黑板周围的空气,保证了擦黑板的人不会吸入粉笔灰。

Description

湿式吸灰黑板擦
本实用新型涉及一种黑板擦,特别是涉及一种带吸灰罩的湿式吸灰黑板擦,
目前使用的黑板擦,擦黑板时粉笔灰在黑板擦周围飞扬,飞起的粉笔灰污染了黑板擦周围的空气,擦黑板的人吸入了粉笔灰,粉笔灰是一种矿物质粉尘,它被吸入体内,使人肺部患上不同程度的疾病。
本实用新型的目的是,克服已有技术的不足,提供一种可吸附黑板擦刷起的粉笔灰的湿式吸灰黑板察。
本实用新型可用如下方式实现:
组成包括一个平板刷子和一个罩,所述的罩内设有一个软质塑料(海绵)过滤层,过滤层夹在塑料内罩壳和外罩壳之间,构成一个吸灰罩,在平板刷子上还安有手柄。
本实用新型的优点:
擦黑板前只需使吸灰罩内的软质塑料(或海绵)过滤层浸湿,即能将瞬时刷起的粉笔灰吸入吸灰罩,保证了擦黑板的人不会吸入粉笔灰,本实用新型结构简单,
图1是湿式吸灰黑板擦主视图,
图2是湿式吸灰黑板擦抑视图,
下面结合图1、图2详细说明依据本实用新型的实施例:
该黑板擦包括一个软质塑料过滤层(4),它被夹在带孔的塑料内罩壳(3)与外罩壳(5)中间,构成一个吸灰罩(6),用吸灰罩(6)将猪棕加工的平板刷子(2)罩在里面,吸灰罩(6)与平板刷子(2)用螺钉(1)固定,平板刷子(2)的猪棕露出吸灰罩(6)下部敞开面底边10mm,吸灰罩(6)下部敞开面的面积比平板刷子(2)的猪棕截面积大,从而保证了瞬时刷起的粉笔灰被罩在吸灰罩(6)内,每天擦黑板之前,将吸灰罩(6)浸湿,并甩去多余的水,吸灰罩(6)内的粉笔灰被浸湿的吸灰罩(6)吸附,从而保证了黑板擦周围的空气不被粉笔灰污染,擦黑板的人不会吸入粉笔灰,在平板刷子(2)上还安有手柄(7)。

Claims (1)

  1. 一种湿式吸灰黑板擦,包括一个用猪棕加工的平板刷子(2)和一个罩(6),其特征在于:所述的罩(6)内设有一个软质塑料,海绵过滤层(4),过滤层(4)夹在带孔的塑料内罩壳(3)和外罩壳(5)间,构成一个吸灰罩(6),在平板刷子(2)上还安有手柄(7)。
CN 95200484 1995-01-11 1995-01-11 湿式吸灰黑板擦 Expired - Fee Related CN2233325Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 95200484 CN2233325Y (zh) 1995-01-11 1995-01-11 湿式吸灰黑板擦

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 95200484 CN2233325Y (zh) 1995-01-11 1995-01-11 湿式吸灰黑板擦

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CN2233325Y true CN2233325Y (zh) 1996-08-21

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CN 95200484 Expired - Fee Related CN2233325Y (zh) 1995-01-11 1995-01-11 湿式吸灰黑板擦

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CN (1) CN2233325Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113369704A (zh) * 2021-05-12 2021-09-10 方志 一种流体吸附式激光切割头

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113369704A (zh) * 2021-05-12 2021-09-10 方志 一种流体吸附式激光切割头

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