Title:
LOUDSPEAKER
Document Type and Number:
WIPO Patent Application WO/2024/000665
Kind Code:
A1
Abstract:
The present invention belongs to the technical field of acoustoelectric devices, and particularly relates to a loudspeaker. The loudspeaker of the present invention comprises a vibrating diaphragm assembly, a first damper, a frame, at least two second dampers, at least two engine assemblies and a third damper; the vibrating diaphragm assembly comprises a vibrating diaphragm body, the vibrating diaphragm body being a planar structure; the back surface of the vibrating diaphragm body is provided with a keel, at least two connection rods being provided on the keel; the first damper is used for connecting the vibrating diaphragm assembly and the frame, the vibrating diaphragm assembly being arranged at an opening on one end of the frame; the second damper is connected to the frame and comprises a first protrusion part and a second protrusion part which protrude in the direction towards the vibrating diaphragm assembly; the connection rods are inserted between the first protrusion part and the second protrusion part and are connected to the second damper; at least part of the engine assemblies penetrate through the frame to be connected to the vibrating diaphragm assembly and are used for driving the vibrating diaphragm assembly to vibrate for sound production; the third damper is connected to the back surface of the vibrating diaphragm body and is arranged opposite to the engine assemblies.
Inventors:
ZHANG YONGCHUN (CN)
Application Number:
PCT/CN2022/105701
Publication Date:
January 04, 2024
Filing Date:
July 14, 2022
Export Citation:
Assignee:
ZHANG YONGCHUN (CN)
SHENZHEN XINQI SCIENCE AND TECH CO LTD (CN)
GUANGDONG LONGJOIN ELECTRONIC TECH CO LTD (CN)
SHENZHEN XINQI SCIENCE AND TECH CO LTD (CN)
GUANGDONG LONGJOIN ELECTRONIC TECH CO LTD (CN)
International Classes:
H04R7/06; H04R7/16
Domestic Patent References:
| WO2021128009A1 | 2021-07-01 | |||
| WO2020183865A1 | 2020-09-17 |
Foreign References:
| CN111641907A | 2020-09-08 | |||
| CN204031442U | 2014-12-17 |
Attorney, Agent or Firm:
BEIJING CHEN QUAN INTELLECTUAL PROPERTY LAW FIRM (CN)
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