Improved ceiling fan structure and ceiling fan lamp

Abstract

The utility model discloses an improved structure of a ceiling fan, which comprises a motor component and a suspender, the motor component comprises a motor shaft, the top of the motor shaft extends out of the top surface of the motor component, the bottom of the suspender is rotatably connected with the top of the motor shaft and is provided with a first fastening device, and the first fastening device limits the relative rotation of the suspender and the motor shaft when the motor is suspended by the suspender. The folding design of the suspender and the motor shaft facilitates reduction of the packaging size, so that the packaging, storage and transportation cost is reduced, the first fastening device limits folding of the suspender and the motor shaft, and the safety of normal use of the ceiling fan is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of ceiling fans, in particular to an improved structure of a ceiling fan and a ceiling fan lamp using the improved structure of the ceiling fan. Background Art

[0002] At present, ceiling fans or ceiling fan lights all include a motor and a suspension rod for suspending the motor, the suspension rod is vertically arranged above the motor shaft, and the bottom of the suspension rod is fixedly connected to the motor shaft or is designed as an integral whole. For ceiling fans or ceiling fan lights of this structure, after the fan blades are removed, the volume of the motor and the suspension rod is still large, resulting in a large packaging volume and high packaging, storage and transportation costs. Utility Model Content

[0003] The utility model aims to provide an improved structure of a ceiling fan with a motor and a suspension rod folding design.

[0004] The purpose of the utility model is achieved in this way.

[0005] An improved structure of a ceiling fan includes a motor assembly and a suspension rod. The motor assembly includes a motor shaft. The top of the motor shaft extends out of the top surface of the motor assembly. The bottom of the suspension rod is rotatably connected to the top of the motor shaft. A first fastening device is provided. When the suspension rod suspends the motor, the first fastening device limits the relative rotation of the suspension rod and the motor shaft.

[0006] The utility model has a folding design of the suspension rod and the motor shaft, which is conducive to reducing the packaging volume, thereby reducing the packaging, storage and transportation costs. The first fastening device limits the folding of the suspension rod and the motor shaft to ensure the safety of normal use of the ceiling fan.

[0007] The above technical solution can be further improved as follows.

[0008] Furthermore, a first fixing seat is connected to the top of the motor shaft, a first notch is provided on at least one side of the first fixing seat, the first fixing seat is rotatably connected to the bottom of the suspension rod, the first fastening device is loosened, and the suspension rod rotates relative to the first fixing seat into the first notch. The first notch limits the rotation direction of the suspension rod.

[0009] Furthermore, the first fastening device is a first bolt, the first fixing seat is provided with a first screw hole, the bottom of the suspension rod is provided with a first positioning screw hole corresponding to the first screw hole, the first bolt passes through the first screw hole and is connected with the first positioning screw hole to limit the relative rotation of the suspension rod and the motor shaft. The first fastening device has a simple structure and is easy to operate.

[0010] Furthermore, a first rotation groove is provided in the first fixing seat, one side of the first rotation groove is opened to form the first notch, first shaft holes are provided on opposite sides of the first rotation groove, a second shaft hole is provided at the bottom of the suspension rod, the bottom of the suspension rod is inserted into the first rotation groove, and the first shaft hole and the second shaft hole are connected by a first positioning shaft. The rotation connection structure of the suspension rod and the motor shaft is simple and easy to implement.

[0011] Furthermore, the first shaft hole and the first positioning shaft are non-circularly matched, the second shaft hole includes an upper circular hole and a lower oval circular hole, the upper circular hole and the lower oval circular hole are connected, the first positioning shaft rotates in the upper circular hole, or the first positioning shaft and the lower oval circular hole are limitedly matched. In the use state, under the action of gravity, the first positioning shaft enters the lower oval circular hole to prevent the suspension rod and the motor shaft from rotating.

[0012] Furthermore, an external thread is provided on the top of the motor shaft, a through hole is provided at the bottom of the first rotation groove, the top of the motor shaft passes through the through hole into the first rotation groove and is threadedly connected with the nut, the first fixing seat is provided with a limiting screw hole and a limiting bolt, the limiting bolt is threadedly connected with the limiting screw hole, the limiting bolt extends into the first rotation groove and abuts against the nut, a lower cover is sleeved on the suspension rod, and the lower cover covers the connection part between the suspension rod and the motor shaft. The connection structure between the motor shaft and the first fixing seat is simple and easy to implement, and the limiting bolt prevents the nut from rotating.

[0013] Furthermore, the fan also includes a fixing device, which is used to connect and fix with the wall, the bottom of the fixing device is rotatably connected with the top of the suspension rod, and a second fastening device is provided. When the fixing device hangs the suspension rod, the second fastening device limits the relative rotation of the fixing device and the suspension rod. The second fastening device limits the folding of the suspension rod and the fixing device, ensuring the safety of normal use of the ceiling fan.

[0014] Furthermore, the fixing device includes an upper cover body and a second fixing seat, the second fixing seat is placed in the upper cover body, the upper cover body and the second fixing seat are connected and fixed, the bottom of the second fixing seat extends out of the bottom of the upper cover body, a second rotation groove is provided in the second fixing seat, at least one side of the second rotation groove is provided with a second notch, the top of the suspension rod is inserted into the second rotation groove, the second fixing seat is provided with a third axial hole, the top of the suspension rod is provided with a fourth axial hole, the third axial hole and the fourth axial hole are connected by a second positioning shaft, the second fastening device is a second bolt, the second fixing seat is provided with a second screw hole, the bottom of the suspension rod is provided with a second positioning screw hole corresponding to the second screw hole, the second bolt passes through the second screw hole and is connected with the second positioning screw hole to limit the relative rotation of the suspension rod and the fixing device. The second fastening device has a simple structure and is easy to operate.

[0015] Furthermore, the third shaft hole and the second positioning shaft are non-circularly matched, the fourth shaft hole includes a lower circular hole and an upper oval hole, the lower circular hole and the upper oval hole are connected, the second positioning shaft rotates in the lower circular hole, or the second positioning shaft and the upper oval hole are limitedly matched. In the use state, under the action of gravity, the first positioning shaft enters the upper oval hole to prevent the suspension rod and the fixing device from rotating.

[0016] Furthermore, a ceiling fan lamp comprises the above-mentioned ceiling fan improved structure.

[0017] The utility model has a folding design of the suspension rod and the motor shaft, the suspension rod and the fixing device, which is conducive to reducing the packaging volume, thereby reducing the packaging, storage and transportation costs. The first fastening device limits the folding of the suspension rod and the motor shaft to ensure the safety of normal use of the ceiling fan. The second fastening device limits the folding of the suspension rod and the fixing device to ensure the safety of normal use of the ceiling fan. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the usage status structure of the first embodiment.

[0019] Figure 2 This is a schematic diagram of the decomposed structure of Example 1.

[0020] Figure 3 It is a schematic cross-sectional structure diagram of the first embodiment.

[0021] Figure 4 FIG. 2 is another cross-sectional structural schematic diagram of the first embodiment.

[0022] Figure 5 This is a schematic diagram of the structure of the folded state of the first embodiment. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0024] Example 1, see Figure 1-5 As shown, an improved structure of a ceiling fan includes a motor assembly 1, a suspension rod 2 and a fixing device 3. The motor assembly 1 includes a motor shaft 11, a stator 12, an outer rotor 13 and a housing 14, and the housing 14 can be installed with fan blades. The top of the motor shaft 11 extends out of the top surface of the motor assembly 1, the bottom of the suspension rod 2 is rotatably connected to the top of the motor shaft 11, and a first fastening device 5 is provided. When the suspension rod 2 hangs the motor, the first fastening device 5 limits the relative rotation of the suspension rod 2 and the motor shaft 11. The fixing device 3 is used to connect and fix to a wall, the bottom of the fixing device 3 is rotatably connected to the top of the suspension rod 2, and a second fastening device 7 is provided. When the fixing device 3 hangs the suspension rod 2, the second fastening device 7 limits the relative rotation of the fixing device 3 and the suspension rod 2.

[0025] Specifically, the top of the motor shaft 11 is connected to a first fixing seat 4, at least one side of the first fixing seat 4 is provided with a first notch 42, the first fixing seat 4 is rotatably connected to the bottom of the suspension rod 2, the first fastening device 5 is loosened, and the suspension rod 2 rotates relative to the first fixing seat 4 into the first notch 42. A first rotation groove 41 is provided in the first fixing seat 4, one side of the first rotation groove 41 is open to form the first notch 42, and first shaft holes 43 are respectively provided on opposite sides of the first rotation groove 41, a second shaft hole 21 is provided at the bottom of the suspension rod 2, the bottom of the suspension rod 2 is inserted into the first rotation groove 41, and the first shaft hole 43 and the second shaft hole 21 are connected through the first positioning shaft 22. The first shaft hole 43 and the first positioning shaft 22 are non-circularly matched, the second shaft hole 21 includes an upper circular hole 211 and a lower waist circular hole 212, the upper circular hole 211 and the lower waist circular hole 212 are connected, the first positioning shaft 22 rotates in the upper circular hole 211, or the first positioning shaft 22 and the lower waist circular hole 212 are limitedly matched.

[0026] Among them, an external thread 15 is provided at the top of the motor shaft 11, and a through hole 44 is provided at the bottom of the first rotating groove 41. The top of the motor shaft 11 passes through the through hole 44 and enters the first rotating groove 41 and is threadedly connected with the nut 16. The first fixed seat 4 is provided with a limiting screw hole 45 and a limiting bolt 46. The limiting bolt 46 is threadedly connected to the limiting screw hole 45. The limiting bolt 46 extends into the first rotating groove 41 and abuts against the nut 16. A lower cover body 20 is sleeved on the suspension rod 2, and the lower cover body 20 moves freely on the suspension rod 2. Under the action of gravity, the lower cover body 20 blocks the connection between the suspension rod 2 and the motor shaft 11.

[0027] The first fastening device 5 is a first bolt, the first fixing seat 4 is provided with a first screw hole 47, the bottom of the suspension rod 2 is provided with a first positioning screw hole 23 corresponding to the first screw hole 47, the first bolt passes through the first screw hole 47 and is connected with the first positioning screw hole 23 to limit the relative rotation of the suspension rod 2 and the motor shaft 11. Preferably, the first screw hole 47 is provided on a side of the first fixing seat 4 opposite to the first notch 42.

[0028] The fixing device 3 includes an upper cover 8 and a second fixing seat 6, the second fixing seat 6 is placed in the upper cover 8, the upper cover 8 and the second fixing seat 6 are connected and fixed, the bottom of the second fixing seat 6 extends out of the bottom of the upper cover 8, a second rotation groove 61 is provided in the second fixing seat 6, at least one side of the second rotation groove 61 is provided with a second notch 62, the top of the suspension rod 2 is inserted into the second rotation groove 61, the second fixing seat 6 is provided with a third shaft hole 63, the top of the suspension rod 2 is provided with a fourth shaft hole 24, the third shaft hole 63 and the fourth shaft hole 24 are connected by a second positioning shaft 26, the second fastening device 7 is a second bolt, the second fixing seat 6 is provided with a second screw hole 64, the bottom of the suspension rod 2 is provided with a second positioning screw hole 25 corresponding to the second screw hole 64, the second bolt passes through the second screw hole 64 and is connected with the second positioning screw hole 25 to limit the relative rotation of the suspension rod 2 and the fixing device 3. The second notch 62 and the first notch 42 are in opposite directions. Preferably, the second screw hole 64 is provided on the side of the second fixing seat 6 relative to the second notch 62. In this embodiment, a connecting seat 65 is provided in the second rotating groove 61 of the second fixed seat 6, and the second fixed seat 6 supports the connecting seat 65. The bottom of the connecting seat 65 extends out from the bottom surface of the second fixed seat 6 and is rotatably connected to the top of the suspension rod 2, that is, both ends of the second positioning axis 26 are clamped in the connecting seat 65, and the third axis hole 63 is provided on the connecting seat 65.

[0029] The third shaft hole 63 and the second positioning shaft 26 are non-circularly matched, and the fourth shaft hole 24 includes a lower circular hole 241 and an upper waist circular hole 242. The lower circular hole 241 and the upper waist circular hole 242 are connected, and the second positioning shaft 26 rotates in the lower circular hole 241, or the second positioning shaft 26 and the upper waist circular hole 242 are limitedly matched.

[0030] A ceiling fan lamp comprises the above-mentioned ceiling fan improved structure, specifically, a light source 91 and a lampshade 92 are connected to the bottom of a motor shaft 11 through a fixing plate 9.

[0031] The bottom of the suspension rod 2 of the utility model rotates into the first notch 42, and the top of the suspension rod 2 rotates into the second notch 62, so that the fixing device 3 and the motor assembly 1 are arranged horizontally, which is beneficial to reducing the packaging volume and reducing the packaging, storage and transportation costs.

[0032] In the use state, the fixing device 3, the suspension rod 2 and the motor assembly 1 are arranged vertically in sequence, that is, the fixing device 3 suspends the motor assembly 1 through the suspension rod 2. Under the action of gravity, the first positioning shaft 22 enters the lower waist hole 212, and the second positioning shaft 26 enters the upper waist hole 242, so that the fixing device 3 and the motor assembly 1 cannot rotate relative to the suspension rod 2, and then the first fastening device 5 enters the first positioning screw hole 23, and the second fastening device 7 enters the second positioning screw hole 25, and the fixing device 3, the suspension rod 2 and the motor assembly 1 are further fastened, and the double protection improves safety.

Claims

1. An improved structure of a ceiling fan, comprising a motor assembly (1) and a suspension rod (2), wherein the motor assembly (1) comprises a motor shaft (11), the top of the motor shaft (11) extending out of the top surface of the motor assembly (1), and wherein: The bottom of the suspension rod (2) and the top of the motor shaft (11) are rotatably connected and are provided with a first fastening device (5). When the suspension rod (2) suspends the motor, the first fastening device (5) limits the relative rotation of the suspension rod (2) and the motor shaft (11).

2. The improved structure of ceiling fan according to claim 1 is characterized in that: A first fixing seat (4) is connected to the top of the motor shaft (11); a first notch (42) is provided on at least one side of the first fixing seat (4); the first fixing seat (4) is rotatably connected to the bottom of the suspension rod (2); when the first fastening device (5) is loosened, the suspension rod (2) rotates relative to the first fixing seat (4) into the first notch (42).

3. The improved structure of ceiling fan according to claim 2 is characterized in that: The first fastening device (5) is a first bolt, the first fixing seat (4) is provided with a first screw hole (47), the bottom of the suspension rod (2) is provided with a first positioning screw hole (23) corresponding to the first screw hole (47), and the first bolt passes through the first screw hole (47) and is connected to the first positioning screw hole (23) to limit relative rotation between the suspension rod (2) and the motor shaft (11).

4. The improved structure of the ceiling fan according to claim 2 is characterized in that: A first rotation groove (41) is provided in the first fixing seat (4), one side of the first rotation groove (41) is open to form the first notch (42), first axial holes (43) are respectively provided on opposite sides of the first rotation groove (41), a second axial hole (21) is provided at the bottom of the suspension rod (2), the bottom of the suspension rod (2) is inserted into the first rotation groove (41), and the first axial hole (43) and the second axial hole (21) are connected via a first positioning shaft (22).

5. The improved structure of the ceiling fan according to claim 4 is characterized in that: The first shaft hole (43) and the first positioning shaft (22) are non-circularly matched, the second shaft hole (21) comprises an upper circular hole (211) and a lower waist circular hole (212), the upper circular hole (211) and the lower waist circular hole (212) are connected, the first positioning shaft (22) rotates in the upper circular hole (211), or the first positioning shaft (22) and the lower waist circular hole (212) are limitedly matched.

6. The improved structure of ceiling fan according to claim 2, characterized in that: The top of the motor shaft (11) is provided with an external thread (15), the bottom of the first rotating groove (41) is provided with a through hole (44), the top of the motor shaft (11) passes through the through hole (44) into the first rotating groove (41) and is threadedly connected with the nut (16), the first fixing seat (4) is provided with a limiting screw hole (45) and a limiting bolt (46), the limiting bolt (46) and the limiting screw hole (45) are threadedly connected, the limiting bolt (46) extends into the first rotating groove (41) and abuts against the nut (16), and the suspension rod (2) is sleeved with a lower cover body (20), and the lower cover body (20) shields the connection portion between the suspension rod (2) and the motor shaft (11).

7. The improved structure of ceiling fan according to claim 1 is characterized in that: It also includes a fixing device (3) used to be connected and fixed to a wall, the bottom of the fixing device (3) and the top of the suspension rod (2) are rotatably connected, and a second fastening device (7) is provided. When the fixing device (3) hangs the suspension rod (2), the second fastening device (7) limits the relative rotation of the fixing device (3) and the suspension rod (2).

8. The improved structure of the ceiling fan according to claim 7 is characterized in that: The fixing device (3) comprises an upper cover body (8) and a second fixing seat (6), wherein the second fixing seat (6) is placed inside the upper cover body (8), the upper cover body (8) and the second fixing seat (6) are connected and fixed, the bottom of the second fixing seat (6) extends out of the bottom of the upper cover body (8), a second rotation groove (61) is provided inside the second fixing seat (6), at least one side of the second rotation groove (61) is provided with a second notch (62), the top of the suspension rod (2) is inserted into the second rotation groove (61), and the second fixing seat (6) is provided with a third shaft hole (61) 3), a fourth axial hole (24) is provided at the top of the suspension rod (2), the third axial hole (63) and the fourth axial hole (24) are connected via a second positioning shaft (26), the second fastening device (7) is a second bolt, the second fixing seat (6) is provided with a second screw hole (64), a second positioning screw hole (25) is provided at the bottom of the suspension rod (2) corresponding to the second screw hole (64), and the second bolt passes through the second screw hole (64) and is connected to the second positioning screw hole (25) to limit the relative rotation of the suspension rod (2) and the fixing device (3).

9. The improved structure of the ceiling fan according to claim 8, characterized in that: The third shaft hole (63) and the second positioning shaft (26) are non-circularly matched, the fourth shaft hole (24) comprises a lower circular hole (241) and an upper waist circular hole (242), the lower circular hole (241) and the upper waist circular hole (242) are connected, the second positioning shaft (26) rotates in the lower circular hole (241), or the second positioning shaft (26) and the upper waist circular hole (242) are limitedly matched.

10. A ceiling fan lamp, characterized in that: It comprises the improved structure of the ceiling fan according to any one of claims 1-9.

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