CN110850665B - 一种具有调平功能的防尘型投影设备 - Google Patents
一种具有调平功能的防尘型投影设备 Download PDFInfo
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- CN110850665B CN110850665B CN201911119432.3A CN201911119432A CN110850665B CN 110850665 B CN110850665 B CN 110850665B CN 201911119432 A CN201911119432 A CN 201911119432A CN 110850665 B CN110850665 B CN 110850665B
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- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 230000005540 biological transmission Effects 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 230000000712 assembly Effects 0.000 claims abstract description 13
- 238000000429 assembly Methods 0.000 claims abstract description 13
- 230000017525 heat dissipation Effects 0.000 claims description 11
- 239000010687 lubricating oil Substances 0.000 claims description 3
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- 230000008878 coupling Effects 0.000 description 6
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- 238000010586 diagram Methods 0.000 description 2
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/142—Adjusting of projection optics
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
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CN201911119432.3A CN110850665B (zh) | 2019-11-15 | 2019-11-15 | 一种具有调平功能的防尘型投影设备 |
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CN201911119432.3A CN110850665B (zh) | 2019-11-15 | 2019-11-15 | 一种具有调平功能的防尘型投影设备 |
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CN110850665A CN110850665A (zh) | 2020-02-28 |
CN110850665B true CN110850665B (zh) | 2021-06-04 |
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CN114706265B (zh) * | 2022-04-14 | 2024-04-30 | 深圳市和天创科技有限公司 | 一种单片液晶投影仪的全自动制冷系统 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP2007208397A (ja) * | 2006-01-31 | 2007-08-16 | Olympus Imaging Corp | 塵埃画像防止装置およびそれを用いたカメラ及び画像機器 |
CN204287707U (zh) * | 2014-11-21 | 2015-04-22 | 成都布林特信息技术有限公司 | 一种新型电子自动调平投影仪 |
JP2017227676A (ja) * | 2016-06-20 | 2017-12-28 | 株式会社リコー | 画像投影装置および画像投影装置の制御方法 |
CN106125469A (zh) * | 2016-08-17 | 2016-11-16 | 李�杰 | 一种具有防护式家用投影仪 |
CN107701884A (zh) * | 2017-10-27 | 2018-02-16 | 赵顺豪 | 一种可调节的多媒体教学辅助装置 |
CN207945452U (zh) * | 2018-03-19 | 2018-10-09 | 新昌县柏采工艺品有限公司 | 一种便携式电子投影仪固定支架 |
CN109296882A (zh) * | 2018-10-19 | 2019-02-01 | 高立伟 | 一种便于固定的教育教学用投影仪支架 |
CN109578774A (zh) * | 2018-11-09 | 2019-04-05 | 合肥景彰科技有限公司 | 一种用于科技厅可旋转的投影连接架 |
CN109774144A (zh) * | 2019-01-15 | 2019-05-21 | 广州市鹭江远科技有限公司 | 一种具有平台调节功能的便捷型3d打印机 |
CN110430700A (zh) * | 2019-07-11 | 2019-11-08 | 武桂英 | 一种具有防尘功能的稳定性高的软件测试系统 |
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Effective date of registration: 20210520 Address after: 518000 2 / F, 4 / F, building 3, Hongbang industrial plant, No. 30, cuibao Road, Baolong street, Longgang District, Shenzhen City, Guangdong Province Applicant after: SHENZHEN RUISHIDA TECHNOLOGY Co.,Ltd. Address before: 518000 Jiafu square, Guihua Road, Futian District, Shenzhen City, Guangdong Province Applicant before: Huang Pin |
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Effective date of registration: 20231031 Address after: Building 201, Building B, No. 70-1 Changjiang Pu Road, He'ao Community, Yuanshan Street, Longgang District, Shenzhen City, Guangdong Province, 518000 Patentee after: Shenzhen Geyi innovation Electric Appliance Co.,Ltd. Address before: 518000 2 / F, 4 / F, building 3, Hongbang industrial plant, No. 30, cuibao Road, Baolong street, Longgang District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN RUISHIDA TECHNOLOGY Co.,Ltd. |