CN203902079U - Chalk wiper - Google Patents

Chalk wiper Download PDF

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Publication number
CN203902079U
CN203902079U CN201420362744.3U CN201420362744U CN203902079U CN 203902079 U CN203902079 U CN 203902079U CN 201420362744 U CN201420362744 U CN 201420362744U CN 203902079 U CN203902079 U CN 203902079U
Authority
CN
China
Prior art keywords
chalk
eraser
eraser main
layer
handle
Prior art date
Application number
CN201420362744.3U
Other languages
Chinese (zh)
Inventor
付美艳
刘翌春
Original Assignee
黑龙江职业学院
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 黑龙江职业学院 filed Critical 黑龙江职业学院
Priority to CN201420362744.3U priority Critical patent/CN203902079U/en
Application granted granted Critical
Publication of CN203902079U publication Critical patent/CN203902079U/en

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Abstract

The utility model discloses a chalk wiper, and particularly discloses a chalk wiper which can be used for drawing five lines with four grids or four lines with three grids and storing chalks. The chalk wiper comprises an eraser main body, a handle and chalks, wherein an eraser main body comprises an upper layer and a lower layer; bristles are arranged on the lower layer; the upper layer is provided with five chalk holes in equidistant linear arrangement; the chalks are fixed in the chalk holes through a rubber sleeve; the upper layer is also provided with a spring key; the spring key is connected with a hook; the hook is hung on a sliding box body in the upper layer; the sliding box body is connected with the eraser main body through an internal spring; and the handle is arranged on the side surface of the eraser main body. The chalk wiper disclosed by the utility model is tightly embedded with the chalks under the fixation of the rubber sleeve and can be used for wiping redundant lines in time; moreover, the chalk wiper can be used for storing chalks inside and is multifunctional teaching equipment; and the chalk wiper is convenient to use, easy to operate and time-saving and labor-saving, the working strength is reduced, and the teaching quality of teachers is improved.

Description

A kind of chalkboard eraser
Technical field
The utility model relates to a kind of chalkboard eraser, in particular, is a kind of chalkboard eraser that can draw five line four lattice or four line three lattice and can deposit chalk.
Background technology
General chalkboard eraser just only has a kind of function, is exactly the letter written with chalk of wiping on blackboard.Refectory student needs the class of many types at ordinary times, as takes lessons in English, and teacher writes English alphabet in order to teach, and generally all will on blackboard, first draw four line lattice; When upper music lesson, teacher generally also will draw staff etc., owing to all needing setting-out one by one, causes etween the lines to be difficult to keeping parallelism, complex operation simultaneously, reduce operating efficiency, strengthened work difficulty, affected quality of instruction, though there is the use of five line chalkboard erasers in prior art, but all inconvenient for taking of chalkboard eraser, and there is no a kind of five line chalkboard erasers that can conveniently take, can deposit again the chalkboard eraser of unnecessary chalk.
Summary of the invention
The purpose of this utility model is to overcome deficiency of the prior art, and a kind of chalkboard eraser that can draw four lattice five lines and can deposit chalk is provided.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions.
A kind of chalkboard eraser, comprises blackboard eraser main body, handle, chalk, and described blackboard eraser main body comprises the upper and lower, and described lower floor is provided with bristle, and described upper strata is provided with five equidistant chalk holes of linearly arranging, and described chalk is fixed in chalk hole by gum cover; Described upper strata is also provided with spring button, and spring button coupling hook hangs on slip box body, and slip box body is connected by spring with blackboard eraser main body; Described handle is arranged on the side of blackboard eraser main body.
Described handle glue is connected in the side of blackboard eraser main body, and handle is ring tab shape.
The long 4.8cm of described blackboard eraser main body.
The long 8cm of described chalk, diameter 1cm, chalk hole depth is 3-4cm, chalk bore dia 1.05cm-1.1cm.
Described gum cover is wide at the top and narrow at the bottom, and the widest part is 1.05cm-1.1cm.
Described slip box body is located at the inside on blackboard eraser main body upper strata, and it is arranged on the below in chalk hole.
The end of described hook is perpendicular type, realizes the fixing of slip box body by hanging on the hanging ring of slip box body one end.
The beneficial effects of the utility model are, take conveniently, can draw fast four lattice five lines or four line three lattice, can fast and easy wipe again, chalk is under gum cover fixing, can tightly be fixed in chalk hole motionless, with draw at present the method for staff on blackboard compared with, easy to use, easily operation, and can deposit chalk, improve teacher's efficiency of teaching and quality of instruction.
Brief description of the drawings
Fig. 1 is stereoisomer of the present utility model;
(1, blackboard eraser main body, 2, handle, 3, bristle, 4, chalk hole, 7, spring button).
Fig. 2 is construction profile of the present utility model;
(3, bristle, 5, chalk, 6, gum cover).
Fig. 3 is the stereo amplification figure of gum cover;
(6, gum cover).
Fig. 4 is the cut-away view that slip box body is opened;
(5, chalk, 7, spring button, 8, hook, 9, spring, 10, slip box body, 11, hanging ring).
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail.
A kind of chalkboard eraser, comprises blackboard eraser main body 1, handle 2, chalk 5, the long 4.8cm of blackboard eraser main body 1 comprises the upper and lower, and lower floor is provided with bristle 3, and upper strata is provided with five equidistant chalk holes 4 of linearly arranging, chalk hole 4 degree of depth are 3cm-4cm, and diameter is 1.05cm-1.1cm; Chalk 5 is arranged in chalk hole, the long 8cm of chalk, diameter 1cm; Chalk 5 is fixed in chalk hole 4 by gum cover 6, and gum cover 6 is wide at the top and narrow at the bottom, and the widest part is 1.05cm-1.1cm, and chalk 5 is just in time fixed in chalk hole 4, and handle 2 glue are connected in the side of blackboard eraser main body 1, becomes the ring tab shape chalkboard eraser of conveniently taking.Above the upper strata of blackboard eraser main body, be also provided with spring button 7, spring button 7 coupling hooks 8, hook 8 is arranged on the inside on blackboard eraser main body 1 upper strata, the described hook end shape that meets at right angles, hook end hangs on the hanging ring 11 of slip box body 10 one end of 4 belows, inner chalk hole, blackboard eraser main body 1 upper strata, slip box body 10 is connected by spring 9 with blackboard eraser main body 1, for depositing other chalk.In the time that spring button 7 is pressed, drive hook 8 downward, when hook end is from hanging ring 11 slides when, slip box body 10 is under the effect of spring 9, one end will be ejected, thereby take out other chalk, now, slip box body 10 use hand push are entered, hook end is just in time hung on the hook circle 11 of slip box body 10 again.
Although the utility model with preferred embodiment openly as above; but it is not in order to limit the utility model; any person skilled in the art; not departing from spirit and scope of the present utility model; all can do various changes and modification, therefore protection domain of the present utility model should be with being as the criterion that claims were defined.

Claims (7)

1. a chalkboard eraser, it is characterized in that: comprise blackboard eraser main body, handle, chalk, described blackboard eraser main body comprises the upper and lower, and described lower floor is provided with bristle, described upper strata is provided with five equidistant chalk holes of linearly arranging, and described chalk is fixed in chalk hole by gum cover; Described upper strata is also provided with spring button, and spring button coupling hook hangs on slip box body, and slip box body is connected by spring with blackboard eraser main body; Described handle is arranged on the side of blackboard eraser main body.
2. chalkboard eraser according to claim 1, is characterized in that, described handle glue is connected in the side of blackboard eraser main body, and handle is ring tab shape.
3. chalkboard eraser according to claim 1, is characterized in that, the long 4.8cm of described blackboard eraser main body.
4. chalkboard eraser according to claim 1, is characterized in that, the long 8cm of described chalk, and diameter 1cm, chalk hole depth is 3-4cm, chalk bore dia 1.05cm-1.1cm.
5. chalkboard eraser according to claim 1, is characterized in that, described gum cover is wide at the top and narrow at the bottom, and the widest part is 1.05cm-1.1cm.
6. chalkboard eraser according to claim 1, is characterized in that, described slip box body is located at the inside on blackboard eraser main body upper strata, and it is arranged on the below in chalk hole.
7. chalkboard eraser according to claim 1, is characterized in that, described hook hangs over and on the hanging ring of slip box body one end, realizes the fixing of slip box body.
CN201420362744.3U 2014-07-02 2014-07-02 Chalk wiper CN203902079U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420362744.3U CN203902079U (en) 2014-07-02 2014-07-02 Chalk wiper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420362744.3U CN203902079U (en) 2014-07-02 2014-07-02 Chalk wiper

Publications (1)

Publication Number Publication Date
CN203902079U true CN203902079U (en) 2014-10-29

Family

ID=51776370

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420362744.3U CN203902079U (en) 2014-07-02 2014-07-02 Chalk wiper

Country Status (1)

Country Link
CN (1) CN203902079U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106379091A (en) * 2016-09-12 2017-02-08 芜湖能盟信息技术有限公司 Blackboard eraser structure
CN106379090A (en) * 2016-09-12 2017-02-08 芜湖能盟信息技术有限公司 Blackboard eraser
CN106379092A (en) * 2016-09-12 2017-02-08 芜湖能盟信息技术有限公司 Multifunctional blackboard eraser

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106379091A (en) * 2016-09-12 2017-02-08 芜湖能盟信息技术有限公司 Blackboard eraser structure
CN106379090A (en) * 2016-09-12 2017-02-08 芜湖能盟信息技术有限公司 Blackboard eraser
CN106379092A (en) * 2016-09-12 2017-02-08 芜湖能盟信息技术有限公司 Multifunctional blackboard eraser

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C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141029

Termination date: 20150702