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CN-114938095-B - Ceiling fan motor with radial labyrinth type waterproof structure

CN114938095BCN 114938095 BCN114938095 BCN 114938095BCN-114938095-B

Abstract

The invention relates to the technical field of ceiling fan motors, in particular to a ceiling fan motor with a radial labyrinth waterproof structure, which comprises a central shaft, wherein a stator assembly is arranged on the side wall of the central shaft, a rotor assembly is arranged on the side wall of the stator assembly, a waterproof mechanism for preventing water from entering the ceiling fan motor is arranged on the side wall of the central shaft, the waterproof mechanism is divided into a dynamic waterproof mechanism and a static waterproof mechanism, and the dynamic waterproof mechanism comprises an upper baffle plate and an upper shell.

Inventors

  • ZHANG JIONG
  • LIN JIAYONG

Assignees

  • 江门市胜思特电器有限公司

Dates

Publication Date
20260505
Application Date
20220429

Claims (9)

  1. 1. A ceiling fan motor with a radial labyrinth waterproof structure comprises a central shaft (3), a stator assembly (4) is arranged on the side wall of the central shaft (3), a rotor assembly (5) is arranged on the side wall of the stator assembly (4), and the ceiling fan motor is characterized in that a waterproof mechanism used for preventing water from entering the ceiling fan motor is arranged on the side wall of the central shaft (3), the waterproof mechanism is divided into a dynamic waterproof mechanism and a static waterproof mechanism, the waterproof mechanism can enable the ceiling fan motor to adapt to a direct water flow flushing scene, the dynamic waterproof mechanism comprises an upper baffle (6) and an upper casing (1), the upper casing (1) is arranged on the side wall of the central shaft (3), the upper baffle (6) is in interference fit with the side wall of the central shaft (3) to ensure matching tightness, the upper baffle (6) is arranged at the top of the upper casing (1), a first step wall (13) extending upwards is arranged at the top of the upper casing (1), the side wall of the upper baffle (6) is a cylindrical wall extending downwards, the cylindrical wall extends to below the top of the first step wall (13), the cylindrical wall is located at the top of the first step wall (13), and a baffle (21) is arranged at the top of the upper baffle (21) and is arranged at the top of the baffle (21) The gap between the inner wall of the upper baffle plate (6) and the first step wall (13) forms a first buffer zone (18) for preliminarily weakening the impact force of water flow, the top of the first step wall (13) is fixedly connected with a second step wall (14), a first step groove (16) is formed in the baffle wall (21), a second buffer zone (19) for further weakening the impact force of water flow is formed in a gap between the second step wall (14) and the first step groove (16), and a water accumulation groove for collecting permeated water flow is formed in the side wall of the second step wall (14).
  2. 2. The ceiling fan motor with the radial labyrinth waterproof structure of claim 1, wherein a third step wall (15) is fixedly connected to the top of the second step wall (14), a second step groove (17) is formed in the baffle wall (21), a third buffer zone (20) is formed by a gap between the second step groove (17) and the third step wall (15), and a water accumulation groove is formed in the side wall of the third step wall (15).
  3. 3. The ceiling fan motor with radial labyrinth waterproof structure of claim 1, wherein the dynamic waterproof mechanism further comprises a lower casing (2) and a lower baffle plate (7), the lower casing (2) is arranged on the side wall of the central shaft (3), the lower baffle plate (7) is in interference fit with the side wall of the central shaft (3), the lower baffle plate (7) is positioned at the bottom of the lower casing (2), a plurality of circular grooves (22) are formed in the lower casing (2), the plurality of circular grooves (22) are distributed in a stepped mode, the diameters of the plurality of circular grooves (22) are gradually reduced from outside to inside, a step table (23) is arranged at the top of the lower baffle plate (7), the step table (23) is matched with the plurality of circular grooves (22), and a lower buffer area is formed by gaps between the step table (23) and the plurality of circular grooves (22).
  4. 4. The ceiling fan motor with the radial labyrinth waterproof structure of claim 3, wherein a lower outer cover (24) is arranged on the side wall of the central shaft (3), the lower outer cover (24) is fixedly connected to the bottom of the lower casing (2), and the lower outer cover (24) is positioned at the bottom of the lower baffle plate (7).
  5. 5. The ceiling fan motor with radial labyrinth waterproof structure of claim 3, wherein the static waterproof mechanism comprises a sealant (9) and a sealing ring (10), the sealant (9) is poured inside the central shaft (3), matched casing fixing holes (12) are formed in the upper casing (1) and the lower casing (2), the upper casing (1) and the lower casing (2) are fixedly installed through bolts and the casing fixing holes (12), the sealing ring (10) is fixedly installed between the upper casing (1) and the lower casing (2), and the sealing ring (10) is located on one side of the casing fixing holes (12).
  6. 6. The ceiling fan motor with the radial labyrinth waterproof structure of claim 3, wherein one end of the lower casing (2) is provided with fan blade mounting holes (11), the fan blade mounting holes (11) are positioned at the bottom of the lower casing (2), and a plurality of fan blade mounting holes (11) are formed.
  7. 7. The ceiling fan motor with the radial labyrinth waterproof structure of claim 3, wherein the side wall of the upper casing (1) is provided with a protruding part, and the side wall of the lower casing (2) is provided with a concave part matched with the protruding part.
  8. 8. The ceiling fan motor with radial labyrinth waterproof structure as claimed in claim 3, wherein the upper casing (1) and the lower casing (2) are fixedly installed on the side wall of the central shaft (3) through bearings, and the stator assembly (4) and the rotor assembly (5) are located between the upper casing (1) and the lower casing (2).
  9. 9. The ceiling fan motor with radial labyrinth waterproof structure of claim 4, wherein a bottom lamp panel (8) is fixedly connected to the side wall of the central shaft (3), and the bottom lamp panel (8) is located at the bottom of the lower outer cover (24).

Description

Ceiling fan motor with radial labyrinth type waterproof structure Technical Field The invention relates to the technical field of ceiling fan motors, in particular to a ceiling fan motor with a radial labyrinth type waterproof structure. Background Ceiling fans are generally fixedly mounted to a ceiling and are therefore referred to as ceiling fans. The motor of the ceiling fan is a core component in the ceiling fan, is used for driving the fan blades to rotate, and is mostly formed by combining an upper shell, a lower shell, a stator component and a rotor component. The traditional ceiling fan motor can not be exposed outside a place which is not shielded outdoors and can not be showered by rainwater or can not be directly washed by water in the cleaning process, so that the ceiling fan motor needs to be detached to be wiped by cloth when being cleaned, and the cleaning is very inconvenient. Disclosure of Invention The invention aims to provide a ceiling fan motor with a radial labyrinth waterproof structure, which comprises a central shaft, wherein a stator assembly is arranged on the side wall of the central shaft, a rotor assembly is arranged on the side wall of the stator assembly, a waterproof mechanism used for preventing water from entering the ceiling fan motor is arranged on the side wall of the central shaft, the waterproof mechanism is divided into a dynamic waterproof mechanism and a static waterproof mechanism, the dynamic waterproof mechanism comprises an upper baffle and an upper shell, the upper shell is arranged on the side wall of the central shaft, the upper baffle is in interference fit with the side wall of the central shaft, the upper baffle is positioned at the top of the upper shell, a first stepped wall extending upwards is arranged at the top of the upper shell, the side wall of the upper baffle is a cylindrical wall extending downwards, the cylindrical wall extends to below the top of the first stepped wall, the cylindrical wall is positioned on the side wall of the first stepped wall, a slope part is arranged at the top of the upper baffle, a first buffer zone is formed in a gap between the inner wall of the upper baffle and the first stepped wall, the second stepped wall is fixedly connected with the top of the second stepped wall, and a second buffer zone is formed between the second stepped wall and the second stepped wall. Optionally, a third step wall is fixedly connected to the top of the second step wall, a second step groove is formed in the baffle wall, a third buffer area is formed in a gap between the second step groove and the third step wall, and a water accumulation groove is formed in the side wall of the third step wall. Optionally, the dynamic waterproof mechanism further comprises a lower casing and a lower baffle, the lower casing is arranged on the side wall of the central shaft, the lower baffle is in interference fit with the side wall of the central shaft, the lower baffle is arranged at the bottom of the lower casing, a plurality of circular grooves are formed in the lower casing, the plurality of circular grooves are distributed in a stepped mode, the plurality of circular grooves gradually decrease from outside to inside, a step table is arranged at the top of the lower baffle, the step table is matched with the plurality of circular grooves, and a lower buffer area is formed between the step table and the plurality of circular grooves. Optionally, the side wall of the central shaft is provided with a lower outer cover, the lower outer cover is fixedly connected to the bottom of the lower casing, and the lower outer cover is located at the bottom of the lower baffle. Optionally, the static waterproof mechanism includes sealant and sealing washer, the sealant is poured into inside the center pin, go up the casing with the casing fixed orifices of assorted casing has all been seted up down to the casing inside down, go up the casing with down the casing pass through the bolt with casing fixed orifices fixed mounting, sealing washer fixed mounting is in go up the casing with down between the casing, the sealing washer is located casing fixed orifices one side. Optionally, a fan blade mounting hole is formed in one end of the lower casing, the fan blade mounting hole is located at the bottom of the lower casing, and the fan blade mounting hole is a blind hole. Optionally, the side wall of the upper casing is provided with a protruding portion, and the side wall of the lower casing is provided with a concave portion matched with the protruding portion. Optionally, the upper casing and the lower casing are fixedly installed on the side wall of the central shaft through bearings, and the stator assembly and the rotor assembly are located between the upper casing and the lower casing. Optionally, the side wall of the central shaft is fixedly connected with a bottom lamp panel, and the bottom lamp panel is positioned at the bottom of the lower outer cover. Compa