CN204398649U - New type blackboard - Google Patents

New type blackboard Download PDF

Info

Publication number
CN204398649U
CN204398649U CN201420360940.7U CN201420360940U CN204398649U CN 204398649 U CN204398649 U CN 204398649U CN 201420360940 U CN201420360940 U CN 201420360940U CN 204398649 U CN204398649 U CN 204398649U
Authority
CN
China
Prior art keywords
blackboard
iron chains
pulley
hand
new type
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
CN201420360940.7U
Other languages
Chinese (zh)
Inventor
成鹏
Original Assignee
成鹏
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 成鹏 filed Critical 成鹏
Priority to CN201420360940.7U priority Critical patent/CN204398649U/en
Application granted granted Critical
Publication of CN204398649U publication Critical patent/CN204398649U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to a kind of new type blackboard, and it is made up of blackboard, pulley, iron chains, blackboard eraser; Blackboard left end and right-hand member are provided with pulley and iron chains, and front end is provided with blackboard eraser.The utility model can either conveniently be imparted knowledge to students, again can blackboard wiping fast, and structure is simple, easy to use, widely applicable.

Description

New type blackboard
Technical field
The utility model relates to a kind of blackboard, especially a kind of new type blackboard.
Background technology
Blackboard not refers in particular to the plate face of black, traditional sense is said be it one can the plane of repeated writing, plate face is hard, is used for teaching.Plate face mostly is black, blackish green, white.Existing blackboard is mainly based on green plate plate face, and green plate plate face is blackish green, with chalk-writing, does not stimulate the eyes of people, is conducive to the protection of eyesight.Green plate plate face mostly is curved surface, prevents reflective, the student being sitting in each corner can be made also to see writing on the blackboard writing clearly, be applicable to most classroom.
Blackboard is divided into support portable plate, push-and-pull lifter plate, magnet board, Multifunctional combined board etc. according to structure.But existing blackboard eraser small volume, when blackboard wiping, needs the time of wiping longer, also have many blackboards to be provided with automatic cleaner, but great majority all needs driven by motor, can not economize energy.
Utility model content
In order to overcome the deficiency of above-mentioned existing blackboard, the purpose of this utility model is to provide a kind of new type blackboard, and its adopts and is provided with pulley at the left end of blackboard and right-hand member, and front end is provided with blackboard eraser.
The technical scheme adopted to realize the purpose of this utility model is: a kind of new type blackboard, is characterized in that: it is made up of blackboard, pulley, iron chains, blackboard eraser; Described blackboard is square shape, and left end and right-hand member are provided with pulley and iron chains, and front end is provided with blackboard eraser.
The beneficial effects of the utility model are: it can either conveniently be imparted knowledge to students, again can blackboard wiping fast, and structure is simple, easy to use, widely applicable.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Fig. 1 is the utility model structure chart
Fig. 2 is the utility model right view
Fig. 3 is the partial enlarged view of Fig. 1
1-blackboard, 2-pulley, 3-iron chains, 4-blackboard eraser in figure.
Detailed description of the invention
In the first embodiment shown in Fig. 1, Fig. 2, Fig. 3, a kind of new type blackboard, is characterized in that: it is made up of blackboard, pulley, iron chains, blackboard eraser; Described blackboard is square shape, and left end and right-hand member are provided with pulley and iron chains, and front end is provided with blackboard eraser.
In the second embodiment shown in Fig. 1, Fig. 2, Fig. 3, described pulley is set to four, is symmetricly set on left end and the right-hand member of blackboard, is connected by rotating shaft with blackboard; Described iron chains is a kind of ring chain, is set to two, to be connected with by two of blackboard right-hand member pulleys for being connected by two of blackboard left end pulleys respectively; Described blackboard eraser is square shape, and left end is connected with the iron chains of blackboard left end, and right-hand member is connected with the iron chains of blackboard right-hand member.
When using the utility model, first write on blackboard with chalk, when needs blackboard wiping, only need the upper and lower iron chains pulling blackboard left end or right-hand member, blackboard eraser just can be driven to move up and down, and wipe the letter written with chalk on blackboard, structure is simple, easy to use.

Claims (1)

1. a new type blackboard, is characterized in that: it is made up of blackboard, pulley, iron chains, blackboard eraser; Described blackboard is square shape, left end and right-hand member are provided with pulley and iron chains, front end is provided with blackboard eraser, and described pulley is set to four, is symmetricly set on left end and the right-hand member of blackboard, be connected with blackboard by rotating shaft, described iron chains is a kind of ring chain, is set to two, and described blackboard eraser is square shape, left end is connected with the iron chains of blackboard left end, and right-hand member is connected with the iron chains of blackboard right-hand member.
CN201420360940.7U 2014-07-02 2014-07-02 New type blackboard Expired - Fee Related CN204398649U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420360940.7U CN204398649U (en) 2014-07-02 2014-07-02 New type blackboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420360940.7U CN204398649U (en) 2014-07-02 2014-07-02 New type blackboard

Publications (1)

Publication Number Publication Date
CN204398649U true CN204398649U (en) 2015-06-17

Family

ID=53422540

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420360940.7U Expired - Fee Related CN204398649U (en) 2014-07-02 2014-07-02 New type blackboard

Country Status (1)

Country Link
CN (1) CN204398649U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105730084A (en) * 2016-05-13 2016-07-06 安庆师范学院 Convenient-to-erase teaching blackboard

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105730084A (en) * 2016-05-13 2016-07-06 安庆师范学院 Convenient-to-erase teaching blackboard

Similar Documents

Publication Publication Date Title
CN204398649U (en) New type blackboard
CN203046640U (en) Four-line three-grid scribing device for English teaching
CN203142164U (en) Folding blackboard
CN205344252U (en) Primary school's chinese teaching aid
CN104742604A (en) Screen blackboard
CN204432167U (en) A kind of blackboard
CN204222466U (en) A kind of multifunctional portable formula blackboard
CN203789420U (en) Special teaching table for university English
CN203766326U (en) Portable chinese teaching blackboard
CN204189320U (en) A kind of novel English card apparatus for demonstrating
CN203995300U (en) A kind of Chinese teaching board
CN205523234U (en) Teaching is with blackboard that has number axis
CN202911378U (en) Teaching blackboard
CN202847236U (en) Novel blackboard
CN203078045U (en) Detachable blackboard
CN105835570A (en) Hand-rocking type up-down shifting blackboard
CN202357706U (en) Format blackboard
CN204367670U (en) A kind of portable Revolving blackboard
CN205220172U (en) Field word square chi
CN203126283U (en) Teaching parallel ruler
CN202557098U (en) Multifunctional drawing tool used for teaching
CN202383880U (en) English teaching card having sucker
CN202816167U (en) English intelligent handwriting board
CN203995301U (en) A kind of teaching blackboard
CN203888485U (en) Hand-cranking writing-wiping integrated blackboard

Legal Events

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

Granted publication date: 20150617

Termination date: 20170702