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Foldable board eraser

A technology of folding board and blackboard eraser, which is applied to cleaning devices, printing, office supplies, etc.

Inactive Publication Date: 2012-11-14
王琪
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The eraser we use is generally a structure with bristles. When wiping the blackboard, chalk foam will often fly around and cannot wipe the whiteboard.
At present, there is a water-containing eraser to clean the blackboard or whiteboard, but the effect is poor and inconvenient

Method used

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  • Foldable board eraser

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Embodiment Construction

[0011] Accompanying drawing is a kind of specific embodiment of the present invention. This embodiment is a foldable eraser, which is characterized in that it includes a central axis 1, a pressing plate 2 and a collodion layer 3, two pressing plates 2 are hinged on the central axis 1, and a collodion layer 3 is arranged on the pressing plate 2 Corresponding buttons 4 are arranged in the middle of the two pressing plates 2 , and a hook 5 is arranged on one of the pressing plates 2 . The middle part of the collodion layer 3 is thicker and gradually becomes thinner toward both sides; a handle 6 is connected to one end of the central shaft 1 . The foldable eraser of the present invention is provided with pressing plate 2 and button 4, can squeeze out most of the water in the collodion layer 3 with pressing plate 2 and button 4 after the collodion layer is absorbed, convenient to wipe blackboard or whiteboard, wipe After repeated cleaning with water, water can be squeezed out with...

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PUM

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Abstract

The invention discloses a foldable board eraser, which is characterized by comprising a middle shaft, press boards and a collodion cotton layer, wherein the two press boards are hinged on the middle shaft, the collodion cotton layer is arranged on the press boards, the middles of the two press boards are respectively provided with corresponding buttons, a hook is arranged on one press board, the middle part of the collodion cotton layer is thinner and gradually becomes thinner towards two sides, and one end of the middle shaft is connected with a handle. The press boards and the buttons are arranged on the foldable board eraser, most of water in collodion cotton can be squeezed out by the press boards and the collodion cotton after being absorbed by the collodion cotton layer, the blackboard or white board erasing is convenient, the repeated water cleaning is carried out after the erasing completion, the water is squeezed out by the press boards and the buttons, and the foldable board eraser is in foldable arrangement. The hooks and a handle are arranged on the foldable board eraser disclosed by the invention, the hooks can be hooked on the press boards to be fixed, the handle is used for erasing and washing the board surface, and convenience and high speed are realized.

Description

technical field [0001] The invention relates to an eraser, in particular to a foldable eraser. Background technique [0002] The blackboard erasers we use generally have a structure with bristles, which often cause chalk foam to fly around when wiping the blackboard, and cannot wipe the whiteboard. Use water-containing board eraser to scrub blackboard or whiteboard at present, but use effect is poor, inconvenient. Contents of the invention [0003] In order to make up for the deficiencies of the prior art, a foldable eraser with practicality, convenience and simple structure is provided. [0004] The present invention is achieved through the following technical solutions: [0005] A foldable eraser is characterized in that it includes a central axis, a pressing plate and a collodion layer, two pressing plates are hinged on the central axis, a collodion layer is arranged on the pressing plate, and corresponding Buttons with a hook on one of the pressure plates. [0...

Claims

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Application Information

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IPC IPC(8): B43L21/00
Inventor 王琪
Owner 王琪
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