# US 12,181,143 B2 · Fan lamp

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- Number: US 12,181,143 B2
- Document ID: US12181143B2
- Status: Granted
- Kind: B2
- Application number: 18/140,613
- Filed: 2023-04-27
- Published: 2023-08-24
- Granted: 2024-12-31
- Earliest claimed: 2020-09-21
- Assignees: Suzhou Opple Lighting Co., Ltd.; Opple Lighting Co., Ltd.
- Applicants: Suzhou Opple Lighting Co., Ltd.; Opple Lighting Co., Ltd.
- Inventors: Zhanhua Chen; Dingde Zhou; Liping Dai; Guobao Zhang
- Web page: https://patentgrep.com/patent/US12181143B2

## CPC

- F21V 33/0096: {Fans, e.g. ceiling fans (forced cooling of lighting devices characterised by the arrangement of fans F21V29/67)}
- F04D 25/088: {Ceiling fans}
- F04D 29/005: {Decorative aspects, i.e. features which have no effect on the functioning of the pump}
- F04D 29/362: {during rotation}
- F04D 29/38: Blades {(for axial flow compressors F04D29/324)}
- F21Y 2103/33: annular
- F21Y 2115/10: Light-emitting diodes [LED]
- F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F04D: NON-POSITIVE-DISPLACEMENT PUMPS (engine fuel-injection pumps F02M; ion pumps H01J41/12; electrodynamic pumps H02K44/02)
- F21Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED

## Abstract

The disclosure discloses a fan lamp, including a lamp panel, a lamp assembly, a fan assembly, and a motor assembly. The lamp assembly is provided on a side of the lamp panel; the fan assembly is provided on a side of the lamp panel away from the lamp assembly; and the motor assembly includes a direct current motor, and the fan assembly is configured to rotate under the driving of the direct current motor.

## Claims

### Claim 1

A fan lamp, comprising: a lamp panel, a lamp assembly, a fan assembly, and a motor assembly; and
wherein the lamp assembly is provided on a side of the lamp panel, the lamp assembly comprises a lamp shade, the lamp shade is fixedly mounted on the lamp panel, a contour of a lamp shade circumferential outer wall of the lamp shade is the same as a contour of a lamp panel circumferential outer wall of the lamp panel;
the fan assembly is provided on a side of the lamp panel away from the lamp assembly; and
the motor assembly comprises a direct current motor, and the fan assembly is configured to rotate under the driving of the direct current motor;
wherein the lamp assembly further comprises a light source assembly, the light source assembly is in an accommodation cavity surrounded by the lamp panel and the lamp shade, and
an end of the lamp shade circumferential outer wall near the fan assembly abuts against an end of the lamp panel circumferential outer wall away from the fan assembly.

### Claim 2 (depends on 1)

The fan lamp according to claim 1, wherein:
the fan assembly comprises a turntable, a plurality of fan blades, and a synchronizer;
each of the plurality of fan blades comprises a mounting end and a free end, and the mounting end has a mounting portion and a connecting portion spaced apart from each other;
the mounting portion is mounted on the turntable through a first rotating connecting portion, and each of the plurality of fan blades is capable of rotating around a central axis (M) of the first rotating connecting portion; and
the connecting portion is mounted on the synchronizer through a second rotating connecting portion, so that the plurality of fan blades are capable of synchronously switching between storage positions and unfolding positions.

### Claim 3 (depends on 2)

The fan lamp according to claim 2, wherein the direct current motor comprises a motor main body and a motor shaft, the motor shaft is fixedly mounted on the turntable, and the motor shaft is fixed relative to the lamp panel.

### Claim 4 (depends on 3)

The fan lamp according to claim 3, wherein:
the fan lamp comprises a top mounting assembly, the motor assembly is provided on a side of the turntable away from the lamp panel, the top mounting assembly is provided on a side of the motor assembly away from the turntable; and
the top mounting assembly comprises a hanging cup and a derrick, an end of the derrick is connected to the hanging cup, and other end of the derrick is fixed on the motor shaft.

### Claim 5 (depends on 3)

The fan lamp according to claim 3, wherein the fan lamp comprises a top mounting assembly, the top mounting assembly comprises a derrick, the motor assembly comprises a connecting member and a first decorative cover, the connecting member is connected to the derrick and the motor shaft, and the first decorative cover covers an outer side of the connecting member.

### Claim 6 (depends on 3)

The fan lamp according to claim 3, wherein:
the fan assembly further comprises a fixing ring, the fixing ring is fixedly mounted on the turntable, the motor main body is fixedly mounted on the fixing ring, the synchronizer is annular, the synchronizer is sleeved on an outer side of the fixing ring; and
a limiting structure is provided between the synchronizer and the fixing ring, the limiting structure comprises an unfolding limiting portion and a storage limiting portion, the unfolding limiting portion is capable of limiting the plurality of fan blades to the unfolding positions, and the storage limiting portion is capable of limiting the plurality of fan blades to the storage positions.

### Claim 7 (depends on 3)

The fan lamp according to claim 3, wherein the fan lamp comprises a fixing plate, the fixing plate is fixedly mounted on the motor shaft, and the lamp panel is fixedly mounted on the fixing plate.

### Claim 8 (depends on 7)

The fan lamp according to claim 7, wherein the fan lamp further comprises a shaft sleeve sleeved on the motor shaft, and the shaft sleeve is located between the motor main body and the fixing plate.

### Claim 9 (depends on 1)

The fan lamp according to claim 1, wherein the direct current motor is configured to be at least partially exposed relative to the fan assembly.

### Claim 10 (depends on 1)

The fan lamp according to claim 1, wherein the lamp panel comprises a bottom plate and a circumferential plate, the lamp shade comprises a lamp shade body and an annular mounting portion, the lamp shade circumferential outer wall is located at the periphery of the lamp shade body, the lamp panel circumferential outer wall is located at the periphery of the circumferential plate, the annular mounting portion is sleeved in the inner side of the circumferential plate, and the annular mounting portion is clamp with the lamp panel.

### Claim 11 (depends on 10)

The fan lamp according to claim 10, wherein the lamp assembly comprises a clamping member, the bottom plate is clamped with the annular mounting portion through the clamping member, and the clamping member is integrally formed.

### Claim 12 (depends on 11)

The fan lamp according to claim 11, wherein:
the clamping member comprises a first mounting portion and a second mounting portion, the first mounting portion has a threaded mounting portion and a clamping portion, the bottom plate is provided with a mating section cooperating with the clamping portion, the threaded mounting portion is fastened on the bottom plate through a threaded mounting member, and the clamping portion is clamped with the mating section; and
one of the second mounting portion and the annular mounting portion is provided with a clamping groove, another of the second mounting portion and the annular mounting portion is provided with a clamping protrusion, and the clamping protrusion is capable of clamping in the clamping groove.

### Claim 13 (depends on 12)

The fan lamp according to claim 12, wherein a plurality of clamping protrusions are arranged on the annular mounting portion at intervals along the circumferential direction of the annular mounting portion, and the lamp assembly comprises a plurality of clamping members corresponding to the plurality of clamping protrusions.

### Claim 14 (depends on 13)

The fan lamp according to claim 13, wherein:
at least one of the plurality of clamping protrusions and the plurality of clamping members are made of an elastically deformable material; and
at least one of the plurality of clamping protrusions and the plurality of clamping members have a guiding structure.

### Claim 15 (depends on 14)

The fan lamp according to claim 14, wherein:
the guiding structure comprises a first guiding inclination surface provided on each of the plurality of clamping protrusions and a second guiding inclination surface provided on each of the plurality of clamping members; and
along the circumferential direction of the annular mounting portion, the first guiding inclination surface is located on an end surface of the each of the plurality of clamping protrusions, and the second guiding inclination surface is located on a side of the each of the plurality of clamping members near the first guiding inclination surface.

### Claim 16 (depends on 1)

The fan lamp according to claim 1, wherein the light source assembly comprises a substrate and a LED light source provided on the substrate.

### Claim 17 (depends on 16)

The fan lamp according to claim 16, wherein:
the light source assembly further comprises conjunction members, two substrates are provided, each of the two substrates is provided with at least one of LED light sources; and
any adjacent substrates are connected by the conjunction members, and an annular light source assembly is formed.

### Claim 18 (depends on 17)

The fan lamp according to claim 17, wherein the conjunction members and the LED light sources are located on a same side of the substrates.

### Claim 19 (depends on 17)

The fan lamp according to claim 17, wherein:
each of the substrates comprises a first surface that is provided with the LED light sources; and
in connected substrates, an edge of the first surface of one of the connected substrates is provided with a first joint portion, an edge of the first surface of the other one of the connected substrates is provided with a second joint portion, and the first joint portion is connected to the second joint portion by the conjunction members.

### Claim 20 (depends on 1)

The fan lamp according to claim 1, wherein, in a thickness direction of the lamp panel, a distance between an end of the lamp panel away from the lamp shade and an end of the lamp shade away from the fan assembly is a first distance, and a maximum distance between two opposite ends of the lamp panel circumferential outer wall is a second distance in a length direction of the lamp panel, and a ratio of the first distance to the second distance is less than or equal to 0.165.

### Claim 21 (depends on 1)

The fan lamp according to claim 1, wherein the fan lamp further comprises a top mounting assembly and a driver, the driver is provided on the top mounting assembly, the fan assembly or the lamp assembly, and the driver is configured to electrically connect to the direct current motor and the lamp assembly at the same time.

### Claim 22 (depends on 21)

The fan lamp according to claim 21, wherein the top mounting assembly comprises a second decorative cover, the second decorative cover has a mounting cavity, and the driver is mounted in the mounting cavity.

### Claim 23 (depends on 21)

The fan lamp according to claim 21, wherein the lamp assembly has an optical cavity, and the driver is mounted in the optical cavity.