CN202275256U - 一种新型投影板 - Google Patents

一种新型投影板 Download PDF

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Publication number
CN202275256U
CN202275256U CN 201120337121 CN201120337121U CN202275256U CN 202275256 U CN202275256 U CN 202275256U CN 201120337121 CN201120337121 CN 201120337121 CN 201120337121 U CN201120337121 U CN 201120337121U CN 202275256 U CN202275256 U CN 202275256U
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CN
China
Prior art keywords
axle sleeve
shaft sleeve
following
base plate
winding shaft
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 - Lifetime
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CN 201120337121
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English (en)
Inventor
孙自超
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YANTAI SANHE AMPEREX TECHNOLOGY CO., LTD.
Original Assignee
YANTAI SANWA PRECISION MACHINERY CO Ltd
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Priority to CN 201120337121 priority Critical patent/CN202275256U/zh
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Publication of CN202275256U publication Critical patent/CN202275256U/zh
Anticipated expiration legal-status Critical
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Abstract

本实用新型一种新型投影板，包括底板、轴套、卷轴、透明盖板，所述轴套分为上左轴套、上右轴套、下左轴套、下右轴套，所述卷轴分为上卷轴和下卷轴，所述底板的四个边角上分别固定有上左轴套、上右轴套、下左轴套、下右轴套，所述底板的上面通过上左轴套和上右轴套安装有上卷轴，所述底板的下面通过下左轴套和下右轴套安装有下卷轴，所述底板中央有一方洞，在方洞上方安装有大于方洞的所述盖板，所述盖板与所述底板通过铰链连接。本实用新型操作简单，使用方便。

Description

一种新型投影板
技术领域
本实用新型涉及一种投影板，尤其涉及一种新型投影板。
背景技术
投影仪在使用时为了得到清晰的图像，把图像投影到投影布上，能将图像清晰的表现出来，但是现有的投影布不能在直接用笔在上面书写，使用起来很不方便。
实用新型内容
本实用新型的目的在于提供一种新型投影板，使用方便。
本实用新型的技术方案一种新型投影板，包括底板、轴套、卷轴、透明盖板，所述轴套分为上左轴套、上右轴套、下左轴套、下右轴套，所述卷轴分为上卷轴和下卷轴，所述底板的四个边角上分别固定有上左轴套、上右轴套、下左轴套、下右轴套，所述底板的上面通过上左轴套和上右轴套安装有上卷轴，所述底板的下面通过下左轴套和下右轴套安装有下卷轴，所述底板中央有一方洞，在方洞上方安装有大于方洞的所述盖板，所述盖板与所述底板通过铰链连接。
本实用新型的有益效果为可以直接用水性笔在透明盖板上书写，操作简单，使用方便。
附图说明
图1为本实用新型的整体示意图。
图中：
1、底板；2、上右轴套；3、上左轴套；4、下左轴套；5、下右轴套；6、透明盖板；7、下卷轴；8、上卷轴。
具体实施方式
如图1所示，本实用新型一种新型投影板，包括底板1、轴套、卷轴、透明盖板6，所述轴套分为上左轴套3、上右轴套2、下左轴套4、下右轴套5，所述卷轴分为上卷轴8和下卷轴7，所述底板的四个边角上分别固定有上左轴套3、上右轴套2、下左轴套4、下右轴套5，所述底板的上面通过上左轴套3和上右轴套2安装有上卷轴8，所述底板的下面通过下左轴套4和下右轴套5安装有下卷轴7，所述底板1中央有一方洞，在方洞上方安装有大于方洞的所述盖板6，所述盖板6与所述底板1通过铰链连接。
使用时，可以通过卷轴的移动来增大或者缩小底板1的大小。

Claims (1)

1.一种新型投影板，包括底板、轴套、卷轴、透明盖板，其特征在于：所述轴套分为上左轴套、上右轴套、下左轴套、下右轴套，所述卷轴分为上卷轴和下卷轴，所述底板的四个边角上分别固定有上左轴套、上右轴套、下左轴套、下右轴套，所述底板的上面通过上左轴套和上右轴套安装有上卷轴，所述底板的下面通过下左轴套和下右轴套安装有下卷轴，所述底板中央有一方洞，在方洞上方安装有大于方洞的所述盖板，所述盖板与所述底板通过铰链连接。
CN 201120337121 2011-09-09 2011-09-09 一种新型投影板 Expired - Lifetime CN202275256U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120337121 CN202275256U (zh) 2011-09-09 2011-09-09 一种新型投影板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120337121 CN202275256U (zh) 2011-09-09 2011-09-09 一种新型投影板

Publications (1)

Publication Number Publication Date
CN202275256U true CN202275256U (zh) 2012-06-13

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Family Applications (1)

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CN 201120337121 Expired - Lifetime CN202275256U (zh) 2011-09-09 2011-09-09 一种新型投影板

Country Status (1)

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CN (1) CN202275256U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110989281A (zh) * 2019-12-20 2020-04-10 歌尔科技有限公司 开合结构和显示设备

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110989281A (zh) * 2019-12-20 2020-04-10 歌尔科技有限公司 开合结构和显示设备

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C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: YANTAI SANWA AUTO PARTS CO., LTD.

Free format text: FORMER OWNER: YANTAI SANWA PRECISION MACHINERY CO., LTD.

Effective date: 20121214

C41 Transfer of patent application or patent right or utility model
C53 Correction of patent for invention or patent application
CB03 Change of inventor or designer information

Inventor after: Chen Guoqing

Inventor before: Sun Zichao

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Free format text: CORRECT: INVENTOR; FROM: SUN ZICHAO TO: CHEN GUOQING

TR01 Transfer of patent right

Effective date of registration: 20121214

Address after: Road 264003 Shandong city of Yantai province Laishan District No. 16 Tong

Patentee after: Yantai Sanwa Auto Parts Co., Ltd.

Address before: Road 264003 Shandong city of Yantai province Laishan District No. 16 Tong

Patentee before: Yantai Sanwa Precision Machinery Co., Ltd.

PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Novel projection board

Effective date of registration: 20141124

Granted publication date: 20120613

Pledgee: Weihai commercial bank Limited by Share Ltd Yantai branch

Pledgor: Yantai Sanwa Auto Parts Co., Ltd.

Registration number: 2014990000978

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CP03 Change of name, title or address

Address after: 264006 No. 56 Shanghai street, Yantai economic and Technological Development Zone, Shandong

Patentee after: YANTAI SANHE AMPEREX TECHNOLOGY CO., LTD.

Address before: Road 264003 Shandong city of Yantai province Laishan District No. 16 Tong

Patentee before: Yantai Sanwa Auto Parts Co., Ltd.

CP03 Change of name, title or address
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20120613