CN214304452U

CN214304452U - Ceiling fan

Info

Publication number: CN214304452U
Application number: CN202023352491.6U
Authority: CN
Inventors: 廖韶东
Original assignee: Foshan Shunde Youfei Electrical Technology Co ltd
Current assignee: Foshan Shunde Youfei Electrical Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-28
Anticipated expiration: 2030-12-31

Abstract

A ceiling fan comprises a rotor assembly which is matched and connected with fan blades, wherein the rotor assembly comprises a rotor and a die casting for coating the rotor, the die casting and the rotor are molded by die casting together, the rotor is provided with a stator, the die casting is provided with a shaft connecting part for inserting a rotating shaft, the stator is provided with a shaft hole, the shaft hole and the shaft connecting part are coaxially arranged, the rotating shaft penetrates through the shaft connecting part and is inserted into the shaft hole, a bearing matched with the rotating shaft is arranged in the shaft connecting part, and the bearing and the rotor are concentrically arranged; the bottom cover is arranged below the rotor or the stator and covers the rotor and the stator, the lampshade is arranged at the bottom of the bottom cover, the illuminating lamp is arranged in the lampshade and is a bulb or a disc-shaped lamp or a plurality of lamp beads which are connected in series to form a lamp strip. The utility model discloses a ceiling fan stable in structure is difficult to rock in rotating to have the illumination function.

Description

Ceiling fan

Technical Field

The utility model relates to a household appliance specifically is a ceiling fan.

Background

In a conventional ceiling fan, when blades of the ceiling fan rotate, an unstable phenomenon occurs, which causes the ceiling fan to shake during rotation. Chinese patent document No. CN206922527U at 2018.01.23 discloses a ceiling fan motor, which comprises an upper casing, a lower casing, a rotor, a stator assembly, and a rotating shaft, wherein the rotor is composed of a rotor frame and a steel ring, the rotor frame is formed by die casting aluminum alloy material, the rotor frame is made into a circular structure, a plurality of rotor legs integrally formed with the rotor frame are uniformly arranged on the outer side of the rotor frame in the circumferential direction, connecting bosses are respectively arranged on the upper part and the lower part of each rotor leg, the steel ring is embedded in the rotor frame, and the inner side surface of the steel ring is flush with the inner side surface of the rotor frame; the stator assembly is provided with a rotating shaft hole, the stator assembly is arranged in the lower shell, the lower part of the rotating shaft penetrates through the rotating shaft hole and is inserted into the lower shell, and a bearing is arranged between the rotating shaft and the lower shell; the rotor is sleeved on the stator component, and a gap is formed between the rotor and the stator component; the upper shell is arranged on the lower shell, the upper part of the rotating shaft penetrates through the upper shell, a bearing is arranged between the rotating shaft and the upper shell, and the upper shell and the lower shell are fixedly connected with a connecting boss of the rotor through screws respectively. This structure has the above-described disadvantages. And thus, is in need of further improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stable in structure, processing convenience effectively solve traditional ceiling fan and appear the ceiling fan that rocks in rotating to overcome the weak point among the prior art.

According to a ceiling fan of this purpose design, include the rotor subassembly of being connected with the flabellum cooperation, the rotor subassembly includes the rotor, the die casting of cladding rotor, die casting and rotor are die-cast together, are equipped with the stator on the rotor, are equipped with the axle of inserting the pivot on the die casting and link the portion, are equipped with the shaft hole on the stator, the shaft hole, the coaxial setting of axle company portion, the pivot runs through axle company portion and inserts the shaft hole, be equipped with in the axle company portion with pivot matched with bearing, the concentric setting of rotor.

The bottom cover is arranged below the rotor or the stator and covers the rotor and the stator, the lampshade is arranged at the bottom of the bottom cover, the illuminating lamp is arranged in the lampshade and is a bulb or a disc-shaped lamp or a plurality of lamp beads which are connected in series to form a lamp strip.

Be equipped with the first connecting piece of installation light in the lamp shade, the light is the dish lamp, is equipped with the rotation buckling parts between light and the first connecting piece, and the light is through rotating buckling parts and first connecting piece looks lock or phase separation.

The bottom downwardly extending of first connecting piece is equipped with connecting portion, is equipped with the spliced pole on the light, rotates the buckling parts including setting up the internal thread in connecting portion to and set up the external screw thread on the spliced pole, internal thread, external screw thread are through rotating looks lock or phase separation.

The bottom cover is internally provided with a second connecting piece, and the bottom cover, the first connecting piece and the second connecting piece are respectively provided with a fastening hole for inserting a fastening piece.

The through hole that inserts the pivot is equipped with on the second connecting piece, and through-hole and the coaxial setting in shaft hole correspond the through hole on the second connecting piece and are equipped with sunkenly, and sunken encircleing the through hole, through-hole roof, diapire are equipped with the briquetting respectively, and the briquetting is run through in the pivot.

The top end of the rotating shaft is provided with a connecting sleeve, a third connecting piece for fixing the rotating shaft is arranged in the connecting sleeve, the third connecting piece is provided with a connecting hole, the connecting hole and the shaft connecting part are coaxially arranged, and the rotating shaft penetrates into the connecting hole.

The top of the connecting sleeve is provided with a hanging part for hanging the ceiling fan, both sides of the connecting sleeve are provided with through holes for inserting the ropes, and the through holes are close to the top of the connecting sleeve.

The periphery of the connecting sleeve is provided with a decorative front cover and a decorative rear cover which are buckled with each other.

The top parts of the front decorative cover and the rear decorative cover are provided with decorative parts for coating the hanging parts, the decorative parts are of hollow structures, and the top parts of the front decorative cover and the rear decorative cover are inserted into the decorative parts.

The utility model has the advantages as follows:

a. die casting and rotor are die-cast together, make the concentricity of rotor and die casting high, are equipped with the stator on the rotor, are equipped with the portion of linking to the axle that inserts the pivot on the die casting, are equipped with the shaft hole on the stator, and shaft hole, the coaxial setting of portion of linking to the axle, pivot run through the portion of linking to the axle and insert the shaft hole, be equipped with in the portion of linking to the axle with pivot matched with bearing, the concentric setting of rotor make the ceiling fan be difficult to rock in rotating.

b. Be equipped with the first connecting piece of installation light in the lamp shade, the light is the dish lamp, is equipped with the rotation buckling parts between light and the first connecting piece, and the light is through rotating buckling parts and first connecting piece looks lock or phase separation, rotates the internal thread of buckling parts including setting up in connecting portion to and set up the external screw thread on the spliced pole, internal thread, external screw thread are through rotating looks lock or phase separation, are convenient for change, install the light.

Drawings

Fig. 1 is a schematic view of a partial cross-sectional structure of a ceiling fan according to an embodiment of the present invention.

Fig. 2 and 3 are schematic views of the ceiling fan according to an embodiment of the present invention.

FIG. 4 is a schematic view of another embodiment of the present invention showing an assembled and disassembled ceiling fan.

Fig. 5 is an exploded view of the rotor and the die casting according to an embodiment of the present invention.

Fig. 6 is a schematic view of a cross-sectional structure of the lamp cover, which is provided with a lighting lamp therein and is assembled with the bottom cover according to an embodiment of the present invention.

Fig. 7 and 8 are partially enlarged views of fig. 6.

Fig. 9 is a schematic view of a three-dimensional structure of a ceiling fan according to an embodiment of the present invention.

Fig. 10 is a schematic view of a cross-sectional structure of a ceiling fan according to an embodiment of the present invention.

Fig. 11 is an assembly and disassembly structure diagram of the front decorative cover and the rear decorative cover according to an embodiment of the present invention.

In the figure, 1 is a fan blade, 1.1 is an assembly hole, 2 is a rotor, 3 is a die casting, 3.1 is a shaft connecting part, 3.2 is a mounting hole, 4 is a stator, 5 is a bottom cover, 6 is a lampshade, 7 is a lighting lamp, 7.1 is a connecting column, 8 is a first connecting piece, 8.1 is a connecting part, 9 is a second connecting piece, 9.1 is a through hole, 9.2 is a recess, 10 is a fastening hole, 11 is a pressing block, 12 is a connecting sleeve, 13 is a three-connecting piece, 14 is a decorative front cover, 15 is a decorative rear cover, 16 is a decorative part, 17 is a bearing, 18 is a gasket, 19 is a cushion block, 20 is a rotating shaft, and 21 is a hanging part.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1, a ceiling fan, include the rotor subassembly of being connected with the cooperation of flabellum 1, the rotor subassembly includes rotor 2, die casting 3 of cladding rotor 2, die casting 3 and rotor 2 are die-cast together, be equipped with stator 4 on the rotor 2, be equipped with the axle that inserts pivot 20 on the die casting 3 and link 3.1, be equipped with shaft hole 4.1 on the stator 4, shaft hole 4.1, the coaxial setting of axle linking portion 3.1, pivot 20 runs through axle linking portion 3.1 and inserts shaft hole 4.1, be equipped with in the axle linking portion 3.1 with pivot 20 matched with bearing 17, rotor 2 sets up with one heart.

The specific process comprises the following steps: the rotor 2 is processed firstly, the processed rotor 2 is placed in a die-casting die, then the die-casting die and the die-casting piece 3 are formed in a die-casting mode, then the matching position between the rotor 2 and the die-casting piece 3 is processed through a lathe, the concentricity of the rotor 2 and the die-casting piece 3 is high, the corresponding bearing 17 and the rotor 2 are arranged concentrically, and the ceiling fan is not prone to shaking in rotation.

Referring to fig. 1, a bottom cover 5 is arranged below the rotor 2 or the stator 4, the rotor 2 and the stator 4 are covered by the bottom cover 5, a lampshade 6 is arranged at the bottom of the bottom cover 5, and an illuminating lamp 7 is arranged in the lampshade 6.

In this embodiment, the first connecting member 8 is provided with a conductive sheet in conductive contact with the top of the illuminating lamp 7, and the rotating shaft 20 is of a hollow structure so as to insert the wire harness into the rotating shaft 20. The side of the rotating shaft 20 is provided with an opening.

The illuminating lamp 7 is a bulb, a disc lamp or a plurality of lamp beads which are connected in series to form a lamp strip.

In this embodiment, be equipped with the first connecting piece 8 of installation light 7 in the lamp shade 6, light 7 is the dish lamp, is equipped with the rotation buckling parts between light 7 and the first connecting piece 8, and light 7 is through rotating 8 looks buckles or phase separations of buckling parts and first connecting piece.

Referring to fig. 1-4, the bottom downwardly extending of the first connecting piece 8 is provided with a connecting portion 8.1, the illuminating lamp 7 is provided with a connecting column 7.1, the rotating buckling portion comprises an internal thread arranged in the connecting portion 8.1 and an external thread arranged on the connecting column 7.1, and the internal thread and the external thread are buckled or separated through rotation, so that the illuminating lamp 7 is convenient to replace and install.

In this embodiment, the top of the lamp housing 6 is provided with an opening for installing the first connecting member 8, the bottom of the bottom cover 5 is provided with an annular groove for installing the first connecting member 8, and the top of the first connecting member 8 is annular and is embedded into the annular groove.

Referring to fig. 4, a plurality of mounting holes 3.2 are formed in the die casting 3, assembly holes 1.1 are formed in the fan blade 1 corresponding to the mounting holes 3.2, and screws are inserted into the mounting holes 3.2 and the assembly holes 1.1, so that the die casting 3 and the fan blade 1 are fixedly connected.

Referring to fig. 5, the die casting 3 is die-cast aluminum, and a fixing groove assembled with the rotor 2 is formed in the die casting 3.

Referring to fig. 6, the second connecting member 9 is provided with a through hole 9.1 for inserting the rotating shaft 20, the through hole 9.1 and the shaft hole 4.1 are coaxially arranged, a recess 9.2 is arranged on the second connecting member 9 corresponding to the through hole 9.1, the recess 9.2 surrounds the through hole 9.1, the top wall and the bottom wall of the through hole 9.1 are respectively provided with a pressing block 11, and the rotating shaft 20 penetrates through the pressing block 11.

In this embodiment, the pressing block 11 is a nut, and the rotating shaft 20 is partially provided with an external thread for connecting the nut.

Referring to fig. 7 and 8, a second connector 9 is provided in the bottom cover 5, and fastening holes 10 into which fasteners are inserted are provided in the bottom cover 5, the first connector 8 and the second connector 9.

Referring to fig. 9 and 10, a connecting sleeve 12 is arranged at the top end of the rotating shaft 20, a third connecting piece 13 for fixing the rotating shaft 20 is arranged in the connecting sleeve 12, the third connecting piece 13 is provided with a connecting hole, the connecting hole and the shaft connecting part 3.1 are coaxially arranged, and the rotating shaft 20 penetrates through and is inserted into the connecting hole.

Referring to fig. 3 and 4, a gasket 18 and a cushion block 19 are arranged on the bearing 17 at the upper part of the shaft connecting part 3.1, the rotating shaft 20 is inserted into the gasket 18, the cushion block 19 and the bearing 17, a clamp spring groove is arranged on the rotating shaft 20, a clamp spring is arranged on the clamp spring groove, and the clamp spring compresses the cushion block 19.

Referring to fig. 2, a hanging part 21 for hanging the ceiling fan is arranged at the top of the connecting sleeve 12, perforations 12.1 for inserting the ropes are arranged at both sides of the connecting sleeve 12, and the perforations 12.1 are close to the top of the connecting sleeve 12. The hanging piece 21 is provided with a threading hole corresponding to the perforation 12.1.

The rope is a steel wire rope. The steel wire rope is partially inserted into the through hole 12.1 and the rope through hole, and the other part of the steel wire rope is fixed at a hook on the wall surface of the ceiling fan, so that the ceiling fan is effectively prevented from falling.

The periphery of the connecting sleeve 12 is provided with a decorative front cover 14 and a decorative rear cover 15 which are buckled with each other.

Referring to fig. 9-11, the decorative front cover 14 and the decorative rear cover 15 are provided at the top with a decorative part 16 covering the hanging part 21, the decorative part 16 is hollow, and the top of the decorative front cover 14 and the decorative rear cover 15 are inserted into the decorative part 16. A buckle and a buckle hole are arranged between the decorative front cover 14 and the decorative rear cover 15. The decorative front cover 14 and the decorative rear cover 15 are buckled through the buckle and the buckle hole.

The fasteners are typically screws.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a ceiling fan, includes the rotor subassembly of being connected with flabellum (1) cooperation, its characterized in that: the rotor subassembly includes rotor (2), die casting (3) of cladding rotor (2), die casting (3) and rotor (2) are die-cast together, be equipped with stator (4) on rotor (2), be equipped with axle connection portion (3.1) that insert pivot (20) on die casting (3), be equipped with shaft hole (4.1) on stator (4), shaft hole (4.1), axle connection portion (3.1) coaxial setting, pivot (20) run through axle connection portion (3.1) and insert shaft hole (4.1), be equipped with in axle connection portion (3.1) with pivot (20) matched with bearing (17), rotor (2) set up with one heart.

2. The ceiling fan of claim 1, wherein: the lower part of rotor (2) or stator (4) is equipped with bottom (5), and bottom (5) cover rotor (2), stator (4), and bottom (5) bottom is equipped with lamp shade (6), is equipped with light (7) in lamp shade (6), and light (7) are the bulb, or the lamp pearl of dish lamp, or a plurality of lamp pearl of establishing ties into the lamp strip.

3. The ceiling fan of claim 2, wherein: be equipped with first connecting piece (8) of installation light (7) in lamp shade (6), light (7) are the dish lamp, are equipped with the rotation buckling parts between light (7) and first connecting piece (8), and light (7) are through rotating buckling parts and first connecting piece (8) looks lock or phase separation.

4. The ceiling fan of claim 3, wherein: the bottom downwardly extending of first connecting piece (8) is equipped with connecting portion (8.1), is equipped with spliced pole (7.1) on light (7), rotates the buckling parts including the internal thread that sets up in connecting portion (8.1) to and set up the external screw thread on spliced pole (7.1), internal thread, external screw thread are through rotating looks lock or phase separation.

5. The ceiling fan of claim 4, wherein: a second connecting piece (9) is arranged in the bottom cover (5), and fastening holes (10) for inserting fastening pieces are formed in the bottom cover (5), the first connecting piece (8) and the second connecting piece (9).

6. The ceiling fan of claim 5, wherein: be equipped with through-hole (9.1) that insert pivot (20) on second connecting piece (9), through-hole (9.1) and shaft hole (4.1) coaxial setting, correspond through-hole (9.1) on second connecting piece (9) and be equipped with sunken (9.2), sunken (9.2) encircle through-hole (9.1), through-hole (9.1) roof, diapire are equipped with briquetting (11) respectively, pivot (20) run through briquetting (11).

7. The ceiling fan of any of claims 2 to 6, wherein: the top end of the rotating shaft (20) is provided with a connecting sleeve (12), a third connecting piece (13) for fixing the rotating shaft (20) is arranged in the connecting sleeve (12), the third connecting piece (13) is provided with a connecting hole, the connecting hole and the shaft connecting part (3.1) are coaxially arranged, and the rotating shaft (20) penetrates into the connecting hole.

8. The ceiling fan of claim 7, wherein: a hanging piece (21) for hanging the ceiling fan is arranged at the top of the connecting sleeve (12), through holes (12.1) for inserting the ropes are formed in the two sides of the connecting sleeve (12), and the through holes (12.1) are close to the top of the connecting sleeve (12).

9. The ceiling fan of claim 8, wherein: the periphery of the connecting sleeve (12) is provided with a decorative front cover (14) and a decorative rear cover (15) which are buckled with each other.

10. The ceiling fan of claim 9, wherein: the tops of the front decorative cover (14) and the rear decorative cover (15) are provided with decorative parts (16) for coating the hanging parts (21), the decorative parts (16) are of hollow structures, and the tops of the front decorative cover (14) and the rear decorative cover (15) are inserted into the decorative parts (16).