CN204451693U - Rain brush type blackboard - Google Patents

Rain brush type blackboard Download PDF

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Publication number
CN204451693U
CN204451693U CN201420831548.6U CN201420831548U CN204451693U CN 204451693 U CN204451693 U CN 204451693U CN 201420831548 U CN201420831548 U CN 201420831548U CN 204451693 U CN204451693 U CN 204451693U
Authority
CN
China
Prior art keywords
blackboard
rain brush
switch
shaped
brush 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
CN201420831548.6U
Other languages
Chinese (zh)
Inventor
马振雄
Original Assignee
马振雄
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 马振雄 filed Critical 马振雄
Priority to CN201420831548.6U priority Critical patent/CN204451693U/en
Application granted granted Critical
Publication of CN204451693U publication Critical patent/CN204451693U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a kind of rain brush type blackboard, comprise blackboard, rotating shaft is shaped with in the middle of bottom blackboard, two rain brush to be arranged on this axle and to pivot and erase the board, be shaped with at the top of blackboard the beam that drips, the beam that drips connects water tank by water pipe, is provided with switch beam at the side of blackboard, switch beam is shaped with taps, rain brush switch.Rain brush type blackboard involved by the utility model, automatically by the writing erasing on blackboard, can effectively can prevent the splashes of dust after switch opens.

Description

Rain brush type blackboard
Technical field
The utility model belongs to study article field, relates to blackboard, especially a kind of rain brush type blackboard.
Background technology
One of main teaching aid of blackboard school, blackboard is also the main carriers of teacher's impart knowledge, the use of blackboard must cause student to erase the board, when erasing the board at ordinary times, the dust of chalk splashes everywhere, not only unhygienic, and the injury of health can be brought to academics and students, how to eliminate follow than dust be also academics and students's hope for many years.
Summary of the invention
The purpose of this utility model is to provide a kind of reasonable in design, exquisite appearance, can automatically wipe ash rain brush type blackboard.
The utility model solves its technical problem and is achieved through the following technical solutions:
A kind of rain brush type blackboard, comprise blackboard, rotating shaft is shaped with in the middle of bottom blackboard, two rain brush to be arranged on this axle and to pivot and erase the board, be shaped with at the top of blackboard the beam that drips, the beam that drips connects water tank by water pipe, is provided with switch beam at the side of blackboard, switch beam is shaped with taps, rain brush switch.
And described rain brush is symmetrical two.
Advantage of the present utility model and beneficial effect are:
1, the rain brush type blackboard involved by the utility model, automatically by the writing erasing on blackboard, can effectively can prevent the splashes of dust after switch opens.
2, the utility model scientific structure design is reasonable, and small volume is easy to use, and structure is simple, reasonable in design, is applicable to businessman's large-scale production.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below by specific embodiment, the utility model is described in further detail, and following examples are descriptive, is not determinate, can not limit protection domain of the present utility model with this.
A kind of rain brush type blackboard, comprise blackboard 1, its innovation is: be shaped with rotating shaft 8 in the middle of bottom blackboard, two rain brush 4 to be arranged on this axle and to pivot and erase the board, and be shaped with at the top of blackboard the beam 2 that drips, the beam that drips connects water tank 7 by water pipe, to the dedust of blackboard panel trickle, at the side of blackboard, switch beam 3 is installed, switch beam is shaped with taps 5, rain brush switch 6.

Claims (2)

1. a rain brush type blackboard, comprise blackboard, it is characterized in that: in the middle of bottom blackboard, be shaped with rotating shaft, two rain brush to be arranged on this axle and to pivot and erase the board, be shaped with at the top of blackboard the beam that drips, the beam that drips connects water tank by water pipe, is provided with switch beam at the side of blackboard, switch beam is shaped with taps, rain brush switch.
2. rain brush type blackboard according to claim 1, is characterized in that: described rain brush is symmetrical two.
CN201420831548.6U 2014-12-04 2014-12-04 Rain brush type blackboard Expired - Fee Related CN204451693U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420831548.6U CN204451693U (en) 2014-12-04 2014-12-04 Rain brush type blackboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420831548.6U CN204451693U (en) 2014-12-04 2014-12-04 Rain brush type blackboard

Publications (1)

Publication Number Publication Date
CN204451693U true CN204451693U (en) 2015-07-08

Family

ID=53658630

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420831548.6U Expired - Fee Related CN204451693U (en) 2014-12-04 2014-12-04 Rain brush type blackboard

Country Status (1)

Country Link
CN (1) CN204451693U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109397937A (en) * 2018-10-31 2019-03-01 重庆工程职业技术学院 A kind of lift project cost workbench

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109397937A (en) * 2018-10-31 2019-03-01 重庆工程职业技术学院 A kind of lift project cost workbench

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Legal Events

Date Code Title Description
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: 20150708

Termination date: 20151204