CN201283726Y - Multifunctional blackboard - Google Patents

Abstract

The utility model relates to a multifunctional blackboard, comprising a foursquare frame and two blackboards, two paralleled chutes opened at the bottom of the frame bottom margin, two blackboard bottom-margins connected with the chutes; a plurality of blacking brushes adhered on the back of the outer blackboard. When the writing amount is larger, the user pulls out another blackboard to continuous write; when drawing the outer blackboard left and right, the clean blacking brush at the back of the outer blackboard directly contacts with the board surface of the inner blackboard and the chalk word is cleared by the scrubbing brush, The utility model has features of simple structure, convenience, practicality, wire application and complete function.

Description

Multi-functional blackboard

Technical field

The utility model relates to a kind of educational aid, especially a kind of multi-functional blackboard.

Background technology

As everyone knows, blackboard is one of present most important realia.But also there are many deficiencies in present blackboard itself, can't satisfy more demands of teachers and students.Particularly: the write area of blackboard is little, and constantly wiping is upgraded; In addition, existing blackboard does not possess self cleaning function, all needs manual wiping, takes time and effort, and brings very big inconvenience to teachers and students.In order to address the above problem, we provide a kind of blackboard that enlarges write area and have self-cleaning function.

Summary of the invention

The purpose of this utility model provides a kind of multi-functional blackboard, is used to solve problems such as the normal blackboard write area is little, cleaning inconvenience.

For achieving the above object, the utility model multi-functional blackboard comprises a quadro frame and two blackboards, offers two parallel slideways on the framework base, and the base of two blackboards assigns in the slideway respectively and connects; Many vertical row brushes are pasted at the back side at outer blackboard, and the row brush bristle closely contacts with the plate face of internal layer blackboard.

After adopting said structure, the user can normally write writing on the blackboard on blackboard; If when the amount of writing was big, the user can pull out another piece blackboard and proceed to write; And the self-cleaning performance of blackboard is, about pulling during outer blackboard, the cleaning row brush at the outer blackboard back side directly contacts with the plate face of internal layer blackboard, removes letter written with chalk by scrubbing brush, realization automatically cleaning task, manually wiping.

The utility model has the advantages that: simple in structure, convenient and practical, be widely used, multiple functional, only need a pull plate face just can clean the inner plating face, save the plenty of time, and can enlarge write area.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the utility model multi-functional blackboard.

The specific embodiment

As shown in Figure 1, the utility model multi-functional blackboard comprises quadro frame 1 and two blackboards, and the base of offering 2, two blackboards of two parallel slideways on framework 1 base assigns into respectively in the slideway 2 and connects; Many vertical row brushes 4 are pasted at the back side at outer blackboard 3-1, and row brush 4 bristles closely contact with the plate face of internal layer blackboard 3-2.

Claims (1)

1, a kind of multi-functional blackboard comprises quadro frame (1) and two blackboards, it is characterized in that: offer two parallel slideways (2) on framework (1) base, the base of two blackboards assigns into respectively in the slideway (2) and connects; Many vertical row brushes (4) are pasted at the back side at outer blackboard (3-1), and row brush (4) bristle closely contacts with the plate face of internal layer blackboard (3-2).

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