CN201833776U - Multifunctional blackboard eraser - Google Patents

Multifunctional blackboard eraser Download PDF

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Publication number
CN201833776U
CN201833776U CN2010205570899U CN201020557089U CN201833776U CN 201833776 U CN201833776 U CN 201833776U CN 2010205570899 U CN2010205570899 U CN 2010205570899U CN 201020557089 U CN201020557089 U CN 201020557089U CN 201833776 U CN201833776 U CN 201833776U
Authority
CN
China
Prior art keywords
cuboid
groove
utility
model
blackboard eraser
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010205570899U
Other languages
Chinese (zh)
Inventor
刘一鸣
Original Assignee
刘一鸣
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 刘一鸣 filed Critical 刘一鸣
Priority to CN2010205570899U priority Critical patent/CN201833776U/en
Application granted granted Critical
Publication of CN201833776U publication Critical patent/CN201833776U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a multifunctional blackboard eraser, which belongs to the field of teaching aids and relates to the structural improvement of a blackboard eraser. The utility model provides the multifunctional blackboard eraser which is convenient to clean, can realize the replacement of a dust erasing body and can store chalks. The multifunctional blackboard eraser comprises a first cuboid and a second cuboid; the structural features of the multifunctional blackboard eraser are that a first groove is arranged below the first cuboid, wherein the section of the first groove is in 'T' shape; the upper part of the first cuboid is provided with a second groove with a groove cover; the upper part of the second cuboid is a boss corresponding to the first groove; and the lower part of the second cuboid is the dust erasing body.

Description

Multifunctional blackboard eraser
Technical field
The utility model belongs to the teaching aid field, relates to the improvement of wiping blackboard structure.
Background technology
Blackboard eraser is the instrument of often using in teaching process, and it is simple in structure, easy to use, is used widely.But existing blackboard eraser function singleness is convenient inadequately for people's life.
Summary of the invention
The utility model is exactly at the problems referred to above, provides a kind of and is convenient to clean, replaceable wiping grey body, can store the multifunctional blackboard eraser of chalk.
For achieving the above object, the utility model adopts following technical scheme, the utility model comprises first cuboid and second cuboid, and being provided with the cross section below its structural feature first cuboid is the first "T"-shaped groove, and the first cuboid top is provided with second groove with recess cover; The second cuboid top is the boss corresponding to first groove, and the bottom is for wiping grey body.
As a kind of preferred version, first cuboid described in the utility model and second cuboid adopt plastic body.
The utility model beneficial effect
1, is convenient to clean
Being provided with the cross section below the utility model first cuboid is the first "T"-shaped groove; The second cuboid top is the boss corresponding to first groove, and the bottom is for wiping grey body; Second cuboid can be joined with first cuboid or separate with boss by first groove, when the wiping grey body need clean, second cuboid can be taken off cleaning, so the utility model is convenient to clean.
2, being convenient to replacing wipes grey body, reduces use cost
Wipe grey body when the utility model and use the old times, can take off replacing, and top can continue to use, and needn't all change, so the utility model is convenient to change the wiping grey body, is reduced use cost.
3, can store chalk, easy to use
The utility model first cuboid top is provided with second groove with recess cover; The utility model chalk can be placed second groove, so can store chalk, easy to use.
4, in light weight, easy to use and cost is low
The utility model first cuboid and second cuboid adopt plastic body; Plastic body is in light weight, easy to use and cost is low.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.The utility model protection domain not only is confined to the statement of following content.
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model first rectangular structure schematic diagram;
Fig. 3 is the utility model second rectangular structure schematic diagram;
Among the figure, 1 is that wiping grey body, 2 is that second cuboid, 3 is that boss, 4 is that first groove, 5 is that first cuboid, 6 is that second groove, 7 is recess cover.
The specific embodiment
As shown in the figure, the utility model comprises that being provided with the cross section below first cuboid 5 and second cuboid, 2, the first cuboids 5 is that "T"-shaped first groove, 4, the first cuboids, 5 tops are provided with second groove 6 with recess cover 7; Second cuboid, 2 tops are the boss 3 corresponding to first groove 4, and the bottom is for wiping grey body 1.
Described first cuboid 5 and second cuboid 2 adopt plastic body; In light weight, easy to use and cost is low.
Described first groove, 4 one ends can originate in first cuboid, 5 surfaces, and the other end ends in first cuboid 5, does not promptly run through first cuboid 5; Such second cuboid 2 is difficult for skidding off in first groove 4 of first cuboid 5.
Below in conjunction with course of action of description of drawings the utility model
During use, by first groove 4 and boss 3 second cuboid 2 and first cuboid 5 are joined, vertical direction erases the board repeatedly; Need to clean when wiping grey body 1, unload second cuboid 2 promptly capable of washing; Need to change when wiping grey body 1, old wiping grey body 1 is unloaded, change new wiping grey body 1; When need to use dividing, recess cover 7 is opened, from second groove 6, taken out chalk.
Above content is to further describing that the utility model is done in conjunction with concrete preferred implementation; can not assert that concrete enforcement of the present utility model is confined to these explanations; for the utility model person of an ordinary skill in the technical field; under the prerequisite that does not break away from the utility model design; can also make some simple deduction or replace, all should be considered as belonging to the definite protection domain of claims that the utility model is submitted to.

Claims (2)

1. multifunctional blackboard eraser, comprise first cuboid (5) and second cuboid (2), it is characterized in that being provided with the cross section below first cuboid (5) is "T"-shaped first groove (4), first cuboid (5) top is provided with have recess cover second groove (6) of (7); Second cuboid (2) top is the boss (3) corresponding to first groove (4), and the bottom is for wiping grey body (1).
2. according to the described multifunctional blackboard eraser of claim 1, it is characterized in that described first cuboid (5) and second cuboid (2) adopt plastic body.
CN2010205570899U 2010-10-12 2010-10-12 Multifunctional blackboard eraser Expired - Fee Related CN201833776U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205570899U CN201833776U (en) 2010-10-12 2010-10-12 Multifunctional blackboard eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205570899U CN201833776U (en) 2010-10-12 2010-10-12 Multifunctional blackboard eraser

Publications (1)

Publication Number Publication Date
CN201833776U true CN201833776U (en) 2011-05-18

Family

ID=44003873

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010205570899U Expired - Fee Related CN201833776U (en) 2010-10-12 2010-10-12 Multifunctional blackboard eraser

Country Status (1)

Country Link
CN (1) CN201833776U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103072412A (en) * 2013-01-31 2013-05-01 冯凯 Replaceable blackboard eraser

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103072412A (en) * 2013-01-31 2013-05-01 冯凯 Replaceable blackboard eraser

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110518

Termination date: 20111012