Hiding fan and fan lamp

Patent metadata

Field	Value
Publication number	US-12044248-B2
Application number	US-202218081788-A
Country	US
Kind code	B2
Filing date	Dec 15, 2022
Priority date	Jun 29, 2020
Publication date	Jul 23, 2024
Grant date	Jul 23, 2024

Abstract

The present disclosure discloses a hiding fan, the hiding fan includes a turntable, a plurality of fan blades, and a synchronization mechanism, the synchronization mechanism includes a rotation ring and a plurality of connection rods, the rotation ring is mounted on the turntable, the rotation ring can rotate relative to the turntable around a central axis of the turntable, each fan blade has an installation end and a free end, the installation end has an installation portion and a connection portion, the installation portion is mounted on the turntable through a first rotation connection portion, a first end of the connection rod is mounted on the turntable on the rotation ring through a second rotation connection portion, a second end of the connection rods is mounted on the connection portion, the fan blade can rotate around a central axis of the first rotation connection portion.

First claim

What is claimed is:

1. A hiding fan, comprising:
a turntable, a plurality of fan blades, and a synchronization mechanism, wherein:
the synchronization structure comprises a rotation ring and a plurality of connection rods, a total number of the connection rods is equal to a total number of the fan blades, the rotation ring is mounted on the turntable, the rotation ring is configured to rotate relative to the turntable around a central axis of the turntable, each of the fan blades has an installation end and a free end, the installation end has an installation portion and a connection portion that are spaced apart from each other, the installation portion is mounted on the turntable through a first rotation joint, a first end of the each of the connection rods is mounted on the turntable on the rotation ring through a second rotation joint, a second end of the each of the connection rods is mounted on the connection portion through a third rotation joint, the each of the fan blades is configured to rotate around a central axis of the first rotation joint, and the each of the fan blades is configured to switch between a storage position and a unfolded position by rotating,
wherein the hiding fan comprises a position limit structure, the position limit structure comprises an unfolded position limiter and a storage position limiter, the unfolded position limiter comprises a first position limit structure and a second position limit structure that cooperate with each other, and the storage position limiter comprises a third position limit structure and a fourth position limit structure that cooperate with each other, wherein the first position limit structure and the third position limit structure are arranged on the turntable.

2. The hiding fan according to claim 1 , wherein the turntable has a plurality of fan blade installation portions, the plurality of the fan blade installation portions are evenly spaced apart from each other along a circumferential direction of the turntable, the first rotation connection portion comprises a first rotation shaft, and the installation portion is mounted on the fan blade installation portion through the first rotation shaft.

3. The hiding fan according to claim 2 , wherein the rotation ring has a plurality of connection rod installation portions, the plurality of the connection rod installation portions are evenly spaced apart from each other along a circumferential direction of the rotation ring, the second rotation connection portion comprises a second rotation shaft, and the first end of the each of the fan blades is mounted on the connection rod installation portions through the second rotation shaft.

4. The hiding fan according to claim 1 , wherein the third rotation connection portion comprises a third rotation shaft, and the second end of the connection rod is mounted on the connection portion through the third rotation shaft.

5. The hiding fan according to claim 3 , wherein along the circumferential direction of the turntable, the connection rod installation portions are alternately arranged with the fan blade installation portions.

6. The hiding fan according to claim 1 , wherein along a length direction of the connection rod, a distance between the second rotation connection portion and the third rotation connection portion is a first distance; in a case where the fan blades are in the unfolded position, along a radial direction of the turntable, a distance between the second rotation connection portion and the third rotation connection portion is a second distance, and the first distance is greater than the second distance.

7. The hiding fan according to claim 1 , wherein the second position limit structure is arranged on one selected from a group consisting of the rotation ring and the fan blades, the fourth position limit structure is arranged on other one selected from the group consisting of the rotation ring and the fan blades.

8. The hiding fan according to claim 7 , wherein the turntable comprises an annular installation seat, and the rotation ring is sleeved on an outer side of the annular installation seat, the first position limit structure is arranged on the annular installation seat, the second position limit structure is arranged on the rotation ring, the first position limit structure is a first position limit protrusion protruding toward the rotation ring along a radial direction of the turntable, and the second position limit structure is a second position limit protrusion protruding toward the annular installation seat along the radial direction of the turntable.

9. The hiding fan according to claim 8 , wherein the fourth position limit structure is arranged on the each of the fan blades, the third position limit structure is a third position limitation protrusion protruding toward the fan blades along a thickness direction of the turntable, and the fourth position limit structure is a fourth position limitation protrusion protruding toward the turntable along the thickness direction of the turntable.

10. The hiding fan according to claim 1 , wherein the hiding fan further comprises an elastic reset member, the elastic reset member comprises a first installation portion and a second installation portion, the first installation portion is fixed relative to the turntable, and the second installation portion is fixed relative to the fan blades.

11. A fan lamp, comprising a lamp assembly, a motor assembly and a hiding fan, wherein:
the hiding fan comprises a turntable, a plurality of fan blades, and a synchronization mechanism, the synchronization mechanism comprises a rotation ring and a plurality of connection rods, a total number of the connection rods is equal to a total number of the fan blades, the rotation ring is mounted on the turntable, the rotation ring is configured to rotate relative to the turntable around a central axis of the turntable, each of the fan blades has an installation end and a free end, the installation end has an installation portion and a connection portion that are spaced apart from each other, the installation portion is mounted on the turntable through a first rotation connection portion, a first end of the each of the connection rods is mounted on the turntable on the rotation ring through a second rotation connection portion, a second end of the each of the connection rods is mounted on the connection portion through a third rotation connection portion, the each of the fan blades is configured to rotate around a central axis of the first rotation connection portion, and the each of the fan blades is configured to switch between a storage position and a unfolded position by rotating,
wherein the hiding fan comprises a position limit structure, the position limit structure comprises an unfolded position limiter and a storage position limiter, the unfolded position limiter comprises a first position limit structure and a second position limit structure that cooperate with each other, and the storage position limiter comprises a third position limit structure and a fourth position limit structure that cooperate with each other, wherein the first position limit structure and the third position limit structure are arranged on the turntable; and
the lamp assembly is arranged on a side of the turntable away from the fan blades, the motor assembly is arranged on a side of the turntable facing the fan blades, and the rotation ring is sleeved on an outer periphery of the motor assembly.

12. The fan lamp according to claim 11 , wherein the fan lamp comprises a driver, the driver is electrically connected to the motor assembly through a first electrical connector, and the driver is electrically connected to the lamp

Assignees

• Suzhou opple lighting co ltd
• Opple Lighting Co Ltd

Inventors

• Ding Junguang

Classifications

• F21V33/0096

  Fans, e.g. ceiling fans (forced cooling of lighting devices characterised by the arrangement of fans F21V29/67) · CPC title

• F21V23/003

  the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array · CPC title

• F04D25/088 Primary

  Ceiling fans · CPC title

• F21V23/008

  the casing being outside the housing of the lighting device · CPC title

• F04D29/366

  Adjustment by interaction of inertion and lift · CPC title