CN201592598U - Rotating dust-free blackboard - Google Patents

Rotating dust-free blackboard Download PDF

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Publication number
CN201592598U
CN201592598U CN2009203524978U CN200920352497U CN201592598U CN 201592598 U CN201592598 U CN 201592598U CN 2009203524978 U CN2009203524978 U CN 2009203524978U CN 200920352497 U CN200920352497 U CN 200920352497U CN 201592598 U CN201592598 U CN 201592598U
Authority
CN
China
Prior art keywords
blackboard
groove
soft
hairbrush
brush plate
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
CN2009203524978U
Other languages
Chinese (zh)
Inventor
李惠贤
Original Assignee
李惠贤
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 李惠贤 filed Critical 李惠贤
Priority to CN2009203524978U priority Critical patent/CN201592598U/en
Application granted granted Critical
Publication of CN201592598U publication Critical patent/CN201592598U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

A rotating dust-free blackboard belongs to the blackboard of teaching articles. Hooks used for fixing with a wall are arranged at the top of a blackboard groove, and a drain outlet is arranged on the bottom of the blackboard groove. Transmission shafts are arranged on both the top and the bottom of the blackboard groove, a soft blackboard is wound on the top and the bottom transmission shafts, a hairbrush board rack is arranged behind the soft blackboard in the blackboard groove, a hairbrush board is flexibly arranged on the hairbrush board rack, and a hairbrush is arranged on the hairbrush board coming into contact with the soft blackboard. A spring coming into contact with the hairbrush board is arranged on the rear groove body of the blackboard groove. The utility model is simple in structure and convenient in installation and use. Chalk dust falls in the blackboard groove, and chalk dust splash can not occur. The blackboard is beneficial to the body health of teachers and students.

Description

A kind of rotation dust-free blackboard
Technical field:
The utility model belongs to the blackboard in the realia, particularly a kind of rotation dust-free blackboard.
Background technology:
Blackboard is requisite articles for use in the teaching, and the writing on the blackboard content mostly is to adopt chalk to write on blackboard at present, will produce a large amount of chalk dusts when needing blackboard wiping after writing, and chalk dust is given the academics and students healthyly brings very big influence.Existing market also has some rotary blackboards, but because the hairbrush of its Revolving blackboard mostly is the back that is fixed on blackboard surface, and the distance and the blackboard of its hairbrush are fixed, and its wiping effect is poor, the continuous Revolving blackboard of needs repeatedly could wiped clean.
The utility model content:
The utility model overcomes the deficiency of the problems referred to above, and a kind of rotation dust-free blackboard is provided, and this rotation dust-free blackboard is achieved in that at the top of blackboard groove and is provided with hook, is used for and wall mounted, is provided with sewage draining exit in the bottom of blackboard groove; In the inner forward position of blackboard groove, the top and the bottom of blackboard groove are equipped with power transmission shaft, wherein are provided with rocking handle on the power transmission shaft of bottom; Be arranged with soft blackboard on the power transmission shaft of top and bottom, be provided with the blackboard backing plate between the power transmission shaft of top and bottom, the blackboard backing plate contacts with the back side of writing side of soft blackboard; Back at the inner soft blackboard of blackboard groove is provided with the brush plate support, be movably equipped with brush plate on the brush plate support, be provided with hairbrush with the brush plate of soft blackboard phase-contact surface, on the cell body of the rear portion of blackboard groove, be provided with the spring that contacts with brush plate, this spring can make hairbrush contact with soft blackboard better, wipes the content on the soft blackboard.
The utility model is simple in structure, and is easy to install.In use, during content on needing blackboard wiping, can shake handle, soft blackboard rotation, when rotating to brush plate, hairbrush on the brush plate can wipe out the content on the soft blackboard, because the rear portion cell body of blackboard groove is provided with the spring that contacts with the back side of brush plate, so in the process of wiping, spring can make better that hairbrush contacts with soft blackboard on the brush plate, wipes out the content on the soft blackboard very like a cork, and dust falls into the inside of blackboard groove, dust can not occur and splash, be of value to the healthy of academics and students.
Description of drawings:
Accompanying drawing 1 is a structural representation of the present utility model; 1, hook 2, blackboard groove 3, power transmission shaft 4, soft blackboard 5, brush plate support 6, brush plate 7, hairbrush 8, spring 9, blackboard backing plate 10, rocking handle 11, sewage draining exit
The specific embodiment:
1 embodiment is in conjunction with the accompanying drawings, a kind of rotation dust-free blackboard, form by hook 1, blackboard groove 2, power transmission shaft 3, soft blackboard 4, brush plate support 5, brush plate 6, hairbrush 7, spring 8, blackboard backing plate 9, rocking handle 10 and sewage draining exit 11, this rotation dust-free blackboard is achieved in that and is provided with hook 1 at the top of blackboard groove 2, be used for and wall mounted, be provided with sewage draining exit 11 in the bottom of blackboard groove 2; In blackboard groove 2 inner forward positions, the top of blackboard groove 2 and bottom are equipped with power transmission shaft 3, wherein are provided with rocking handle 10 on the power transmission shaft 3 of bottom; Be arranged with soft blackboard 4 on the power transmission shaft 3 of top and bottom, be provided with blackboard backing plate 9 between the power transmission shaft of top and bottom, blackboard backing plate 9 contacts with the back side of writing side of soft blackboard 4; Back at blackboard groove 2 inner soft blackboards 4 is provided with brush plate support 5, be movably equipped with brush plate 6 on the brush plate support 5, be provided with hairbrush 7 with the brush plate 6 of soft blackboard 4 phase-contact surfaces, on the cell body of the rear portion of blackboard groove 2, be provided with the spring 8 that contacts with brush plate 6, this spring 8 can make hairbrush contact with soft blackboard 4 better, wipes the content on the soft blackboard 4.

Claims (1)

1. rotating dust-free blackboard; By hook (1); Blackboard slot (2); Power transmission shaft (3); Soft blackboard (4); Brush plate support (5); Brush plate (6); Hairbrush (7); Spring (8); Blackboard backing plate (9); Rocking handle (10) and sewage draining exit (11) form; Be provided with hook (1) at the top of blackboard slot (2); Be provided with sewage draining exit (11) in the bottom of blackboard slot (2); In the inner forward position of blackboard slot (2); The top of blackboard slot (2) and bottom are equipped with power transmission shaft (3); Power transmission shaft (3) in the bottom is provided with rocking handle (10); Power transmission shaft (3) in top and bottom is arranged with soft blackboard (4); Between the power transmission shaft of top and bottom, be provided with blackboard backing plate (9); It is characterized in that: be provided with brush plate support (5) in the back of the inner soft blackboard of blackboard slot (2) (4); Be movably equipped with brush plate (6) on the brush plate support (5); Be provided with hairbrush (7) with the brush plate (6) of soft blackboard (4) phase-contact surface, be provided with the spring (8) that contacts with brush plate (6) at the rear portion cell body of blackboard slot (2).
CN2009203524978U 2009-12-28 2009-12-28 Rotating dust-free blackboard Expired - Fee Related CN201592598U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009203524978U CN201592598U (en) 2009-12-28 2009-12-28 Rotating dust-free blackboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009203524978U CN201592598U (en) 2009-12-28 2009-12-28 Rotating dust-free blackboard

Publications (1)

Publication Number Publication Date
CN201592598U true CN201592598U (en) 2010-09-29

Family

ID=42774662

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009203524978U Expired - Fee Related CN201592598U (en) 2009-12-28 2009-12-28 Rotating dust-free blackboard

Country Status (1)

Country Link
CN (1) CN201592598U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102275426A (en) * 2011-08-05 2011-12-14 安吉县天荒坪镇中学 Blackboard structure
CN105059019A (en) * 2015-09-06 2015-11-18 重庆理工大学 Multi-piece dust-free electric white board
CN106004174A (en) * 2016-05-30 2016-10-12 安徽工程大学 Cleaning-free blackboard for electrified education
CN108312751A (en) * 2017-12-29 2018-07-24 佛山杰致信息科技有限公司 A kind of junior middle school's teaching equipment
CN110641203A (en) * 2019-10-09 2020-01-03 高威震 Notebook
CN111976341A (en) * 2020-09-02 2020-11-24 湖南财经工业职业技术学院 Display board for automobile marketing teaching

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102275426A (en) * 2011-08-05 2011-12-14 安吉县天荒坪镇中学 Blackboard structure
CN105059019A (en) * 2015-09-06 2015-11-18 重庆理工大学 Multi-piece dust-free electric white board
CN106004174A (en) * 2016-05-30 2016-10-12 安徽工程大学 Cleaning-free blackboard for electrified education
CN108312751A (en) * 2017-12-29 2018-07-24 佛山杰致信息科技有限公司 A kind of junior middle school's teaching equipment
CN110641203A (en) * 2019-10-09 2020-01-03 高威震 Notebook
CN110641203B (en) * 2019-10-09 2020-11-27 绍兴东雀纺织品有限公司 Notebook
CN111976341A (en) * 2020-09-02 2020-11-24 湖南财经工业职业技术学院 Display board for automobile marketing teaching

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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: 20100929

Termination date: 20101228