# CN203974328U - 一种数学教学演示板 - Google Patents

## Info

Publication number
CN203974328U
CN203974328U CN201420405230.1U CN201420405230U CN203974328U CN 203974328 U CN203974328 U CN 203974328U CN 201420405230 U CN201420405230 U CN 201420405230U CN 203974328 U CN203974328 U CN 203974328U
Authority
CN
China
Prior art keywords
plate body
mathematical education
shaped groove
demonstration board
slide block
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
CN201420405230.1U
Other languages
English (en)
Inventor

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Weifang University of Science and Technology
Original Assignee
Weifang University of Science and Technology
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 Weifang University of Science and Technology filed Critical Weifang University of Science and Technology
Priority to CN201420405230.1U priority Critical patent/CN203974328U/zh
Application granted granted Critical
Publication of CN203974328U publication Critical patent/CN203974328U/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

## Landscapes

• Drawing Aids And Blackboards (AREA)

## Claims (6)

1.一种数学教学演示板，包括方形板体，其特征在于：所述板体正面设有二维坐标系，所述坐标系横轴的下方、纵轴的左侧均设有坐标书写框，所述板体上设有排列规则的小孔，所述数学教学演示板还包括弹性条，所述弹性条内设有T型槽，所述T型槽内设有与T型槽相配合的滑块，所述滑块上设有与小孔配合的插头。
2.根据权利要求1所述的一种数学教学演示板，其特征在于：所述板体上方设有拉绳。
3.根据权利要求1所述的一种数学教学演示板，其特征在于：所述板体背面四个角处设有吸盘。
4.根据权利要求1-3中任意一项所述的一种数学教学演示板，其特征在于：所述板体下方设有存放槽。
5.根据权利要求1所述的一种数学教学演示版，其特征在于：所述插头的直径大于T型槽出口处的宽度。
6.根据权利要求1所述的一种数学教学演示板，其特征在于：所述二维坐标系上贴有反光材料。
CN201420405230.1U 2014-07-22 2014-07-22 一种数学教学演示板 Expired - Fee Related CN203974328U (zh)

## Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420405230.1U CN203974328U (zh) 2014-07-22 2014-07-22 一种数学教学演示板

## Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420405230.1U CN203974328U (zh) 2014-07-22 2014-07-22 一种数学教学演示板

## Publications (1)

Publication Number Publication Date
CN203974328U true CN203974328U (zh) 2014-12-03

# Family

## Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420405230.1U Expired - Fee Related CN203974328U (zh) 2014-07-22 2014-07-22 一种数学教学演示板

## Country Status (1)

CN (1) CN203974328U (zh)

## Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107591058A (zh) * 2017-09-25 2018-01-16 费海迪 一种数学教学装置的应用

## Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107591058A (zh) * 2017-09-25 2018-01-16 费海迪 一种数学教学装置的应用
CN107591058B (zh) * 2017-09-25 2019-12-17 萧县威辰机电工程设备有限公司 一种数学教学装置的应用

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## 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

Granted publication date: 20141203

Termination date: 20150722

EXPY Termination of patent right or utility model