# CN211742412U - 一种数学图形演示器 - Google Patents

## Info

Publication number
CN211742412U
CN211742412U CN201820849676.1U CN201820849676U CN211742412U CN 211742412 U CN211742412 U CN 211742412U CN 201820849676 U CN201820849676 U CN 201820849676U CN 211742412 U CN211742412 U CN 211742412U
Authority
CN
China
Prior art keywords
cross
welded
demonstration
base
shaped
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
CN201820849676.1U
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.)
LONGNAN TEACHERS COLLEGE
Original Assignee
LONGNAN TEACHERS COLLEGE
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 LONGNAN TEACHERS COLLEGE filed Critical LONGNAN TEACHERS COLLEGE
Priority to CN201820849676.1U priority Critical patent/CN211742412U/zh
Application granted granted Critical
Publication of CN211742412U publication Critical patent/CN211742412U/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

## Claims (4)

1.一种数学图形演示器，包括基座(1)，其特征在于：所述基座(1)顶部中央位置焊接有伸缩支架(2)，所述伸缩支架(2)顶部焊接有十字形支杆(3)，所述十字形支杆(3)顶部四端均焊接有演示板(11)，四个所述演示板(11)表面均开设有十字形滑槽(9)，四个所述十字形滑槽(9)内腔均匀插接有滑块(8)，四个所述滑块(8)表面均活动连接有伸缩构造杆(10)，四个所述演示板(11)顶部均设置有挂图板(5)，四个所述挂图板(5)表面顶部左右两侧对称焊接有支柱(7)，两侧所述支柱(7)之间套接有压板(6)，所述压板(6)前侧表面与支柱(7)之间安装有弹簧(12)，所述压板(6)后侧表面设置有防滑橡胶垫(4)。
2.根据权利要求1所述的一种数学图形演示器，其特征在于：所述十字形滑槽(9)周边设置有刻度标尺。
3.根据权利要求1所述的一种数学图形演示器，其特征在于：所述伸缩构造杆(10)与滑块(8)之间连接有阻尼转轴。
4.根据权利要求1所述的一种数学图形演示器，其特征在于：所述基座(1)底部表面设置有减震橡胶垫。
CN201820849676.1U 2018-06-01 2018-06-01 一种数学图形演示器 Expired - Fee Related CN211742412U (zh)

## Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820849676.1U CN211742412U (zh) 2018-06-01 2018-06-01 一种数学图形演示器

## Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820849676.1U CN211742412U (zh) 2018-06-01 2018-06-01 一种数学图形演示器

## Publications (1)

Publication Number Publication Date
CN211742412U true CN211742412U (zh) 2020-10-23

# Family

## Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820849676.1U Expired - Fee Related CN211742412U (zh) 2018-06-01 2018-06-01 一种数学图形演示器

## Country Status (1)

CN (1) CN211742412U (zh)

## Similar Documents

Publication Publication Date Title
CN203849908U (zh) 数学教学模型
CN204990805U (zh) 一种物理教学用展示架
CN207966243U (zh) 一种高等数学函数教学演示仪
CN211742412U (zh) 一种数学图形演示器
CN204360593U (zh) 一种数学教学板
CN210052382U (zh) 一种数学教学用微积分演示装置
CN204586228U (zh) 一种数学教学用具
CN202908134U (zh) 一种工商管理教学桌
CN204410007U (zh) 一种计算机教学讲桌
CN203799500U (zh) 一种计算机教学讲桌
CN205247719U (zh) 数学学习用具
CN205334823U (zh) 一种数学模型教学展示架
CN206388432U (zh) 一种机电一体化多功能模板
CN205302673U (zh) 一种教育专业教学使用儿童专注力训练用展示装置
CN203838906U (zh) 一种信息技术教学架
CN203776373U (zh) 一种数学演示操作台
CN204332158U (zh) 教学展架
CN204432118U (zh) 一种高数教学多用展示架
CN213123524U (zh) 一种齿轮传动演示教具
CN204596190U (zh) 一种折叠式数学教学板
CN211808800U (zh) 一种美术绘图用素描和临摹板
CN204382929U (zh) 一种小学语文教学板
CN210324747U (zh) 一种新型小学数学学习用装置
CN211479392U (zh) 一种教育教学使用的辅助装置
CN211567456U (zh) 一种小学数学计算专用黑板

## Legal Events

Date Code Title Description
GR01 Patent grant
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: 20201023

Termination date: 20210601