CN107920287A - 一种用于室外的大型音响自动液压伸缩固定装置 - Google Patents
一种用于室外的大型音响自动液压伸缩固定装置 Download PDFInfo
- Publication number
- CN107920287A CN107920287A CN201711288104.7A CN201711288104A CN107920287A CN 107920287 A CN107920287 A CN 107920287A CN 201711288104 A CN201711288104 A CN 201711288104A CN 107920287 A CN107920287 A CN 107920287A
- Authority
- CN
- China
- Prior art keywords
- hydraulic oil
- fixedly connected
- hydraulic
- fixed
- frame
- 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.)
- Granted
Links
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 170
- 239000003921 oil Substances 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/025—Transducer mountings or cabinet supports enabling variable orientation of transducer of cabinet
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711288104.7A CN107920287B (zh) | 2017-12-07 | 2017-12-07 | 一种用于室外的大型音响自动液压伸缩固定装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711288104.7A CN107920287B (zh) | 2017-12-07 | 2017-12-07 | 一种用于室外的大型音响自动液压伸缩固定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107920287A true CN107920287A (zh) | 2018-04-17 |
CN107920287B CN107920287B (zh) | 2019-07-12 |
Family
ID=61898480
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711288104.7A Active CN107920287B (zh) | 2017-12-07 | 2017-12-07 | 一种用于室外的大型音响自动液压伸缩固定装置 |
Country Status (1)
Country | Link |
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CN (1) | CN107920287B (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003018685A (ja) * | 2001-06-29 | 2003-01-17 | Seiko Instruments Inc | 音響装置及び携帯機器 |
CN104507016A (zh) * | 2014-10-27 | 2015-04-08 | 天津中环真美声学技术有限公司 | 用于磁路自动组装机的盆板组合体自动投放装置及方法 |
CN104639998A (zh) * | 2013-11-11 | 2015-05-20 | 陕西勃源科技发展有限公司 | 一种便于移动的大型音响 |
CN205605095U (zh) * | 2016-04-16 | 2016-09-28 | 新都区大丰鹏宇机械厂 | 一种带音响报警功能的丝杆螺母副折叠子母梯 |
CN106379835A (zh) * | 2016-09-27 | 2017-02-08 | 广西大学 | 一种重物升降装置及其重物升降方法 |
CN206021844U (zh) * | 2016-08-09 | 2017-03-15 | 惠安华晨贸易有限公司 | 一种市政用可调整高度广告牌 |
-
2017
- 2017-12-07 CN CN201711288104.7A patent/CN107920287B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003018685A (ja) * | 2001-06-29 | 2003-01-17 | Seiko Instruments Inc | 音響装置及び携帯機器 |
CN104639998A (zh) * | 2013-11-11 | 2015-05-20 | 陕西勃源科技发展有限公司 | 一种便于移动的大型音响 |
CN104507016A (zh) * | 2014-10-27 | 2015-04-08 | 天津中环真美声学技术有限公司 | 用于磁路自动组装机的盆板组合体自动投放装置及方法 |
CN205605095U (zh) * | 2016-04-16 | 2016-09-28 | 新都区大丰鹏宇机械厂 | 一种带音响报警功能的丝杆螺母副折叠子母梯 |
CN206021844U (zh) * | 2016-08-09 | 2017-03-15 | 惠安华晨贸易有限公司 | 一种市政用可调整高度广告牌 |
CN106379835A (zh) * | 2016-09-27 | 2017-02-08 | 广西大学 | 一种重物升降装置及其重物升降方法 |
Also Published As
Publication number | Publication date |
---|---|
CN107920287B (zh) | 2019-07-12 |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191216 Address after: 063020 Hebei Province, Tangshan City high tech Zone Qing North Road No. 39 Patentee after: TANGSHAN SHINOW TECHNOLOGY CO.,LTD. Address before: 266721 Changping Road, Tian Zhuang Town, Pingdu City, Qingdao, Shandong Province, No. 1 Patentee before: Zhang Ruili |
|
TR01 | Transfer of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A large outdoor audio automatic hydraulic telescopic fixing device Effective date of registration: 20231220 Granted publication date: 20190712 Pledgee: China Merchants Bank Limited by Share Ltd. Tangshan branch Pledgor: TANGSHAN SHINOW TECHNOLOGY CO.,LTD. Registration number: Y2023980073045 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |