Low-noise shaded pole motor
By adopting a multi-connecting plate and bracket design in the shaded-pole motor, combined with silent bearings and buffer materials, the cost and stability issues of the shaded-pole motor when adapting to the needs of different equipment are solved, and the effects of low noise and automated assembly are achieved.
Patent Information
- Application Number
- CN202422599445.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-28
- Publication Date
- 2025-09-19
- Estimated Expiration
- 2034-10-28
AI Technical Summary
Existing shaded-pole motors are expensive and do not meet the requirements of automated assembly when adapting to the needs of different equipment. At the same time, they are difficult to meet the requirements of support capacity, connection stability and quietness.
It adopts a design of multiple connecting plates and connecting brackets. By setting multiple connecting holes and silent bearings and combining them with buffer materials, a stable connection between the bracket and the connecting plate is achieved, reducing noise.
It can adapt to the needs of shaded-pole motors of different specifications and powers, reduce noise and improve connection stability, and meet the requirements of automated assembly.
Smart Images
Figure CN223363925U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of motors, in particular to a low-noise shaded-pole motor. Background Art
[0002] The shaded pole motor mainly consists of a connecting plate, a main winding, a secondary winding, a rotating shaft and connecting brackets on both sides. The main winding is arranged on one side of the connecting plate, and the secondary winding is fixed on the other side of the connecting plate through the connecting bracket. The rotating shaft is rotatably connected and arranged in the middle of the secondary winding.
[0003] Different devices have different requirements for the power of shaded-pole motors, the size of the main winding and the auxiliary winding, and the thickness of the shaft. However, if multiple connecting plates are used for adaptation, the cost is relatively high and does not meet the requirements of automated assembly.
[0004] If a single connecting plate is used to meet the needs of multiple shaded-pole motors, the support capacity, connection stability and quietness requirements need to be considered. Utility Model Content
[0005] The main purpose of the utility model is to provide a low-noise shaded-pole motor which has strong versatility, can meet the needs of different electrical appliances, has a simple structure and has good mute effect.
[0006] The utility model provides a low-noise shaded-pole motor, comprising a connecting plate, a main winding, an auxiliary winding, a rotating shaft, a first connecting bracket and a second connecting bracket;
[0007] The main winding is wound on one side of the connecting plate and is connected to an external circuit. The secondary winding is arranged on the other side of the connecting plate and is fixed to the connecting plate via the first connecting bracket and the second connecting bracket. The rotating shaft is arranged in the middle of the secondary winding.
[0008] The connecting plate is provided with a plurality of connecting plate connecting holes, and the first connecting bracket and the second connecting bracket are provided with a first bracket connecting hole and a second bracket connecting hole adapted to the connecting plate connecting holes. The stability of the connection can be improved by increasing the number of the first bracket connecting holes and the second bracket connecting holes according to the power requirements of the shaded pole motor.
[0009] Preferably, a fuse is provided in the main winding, and the main winding is protected by the fuse.
[0010] Preferably, the first connecting bracket and the second connecting bracket are provided with a first bracket through hole and a second bracket through hole adapted to the rotating shaft, a first silent bearing is provided in the first bracket through hole, and a second silent bearing is provided in the second bracket through hole. By providing the first silent bearing and the second silent bearing, the noise of the motor rotation can be reduced.
[0011] Preferably, a buffer groove is provided on the inner bottom of the second bracket connection hole, and a buffer material is provided in the buffer groove. By providing the buffer material, the connection stability between the first connecting bracket and the second connecting bracket and the connecting plate can be improved, thereby reducing noise.
[0012] Preferably, the buffer groove is provided in the first bracket connecting hole and the second bracket connecting hole which are not on the same horizontal line as the rotating shaft.
[0013] The beneficial effects of the low-noise shaded-pole motor of the utility model are:
[0014] 1. By providing a plurality of connecting plate connecting holes and first bracket connecting holes and second bracket connecting holes adapted to the connecting plate connecting holes, the use requirements of shaded pole motors of different specifications and powers can be met.
[0015] 2. The first silent bearing and the second silent bearing are provided to reduce the operating noise of the shaded-pole motor. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the structure of the low-noise shaded-pole motor of the utility model. Figure 1 ;
[0017] Figure 2 This is a schematic diagram of the structure of the low-noise shaded-pole motor of the utility model. Figure 2 ;
[0018] Figure 3 This is a schematic diagram of the structure of the low-noise shaded-pole motor of the utility model. Figure 3 ;
[0019] Figure 4 This is a partial cross-sectional view of the second connecting bracket of the low-noise shaded-pole motor of the present invention;
[0020] Numbers in the figure: 1. connecting plate, 2. main winding, 3. secondary winding, 4. rotating shaft, 5. first connecting bracket, 6. second connecting bracket, 7. buffer material, 11. connecting plate connecting hole, 51. first connecting column, 61. second connecting column, 62. second bracket connecting hole, 63. buffer groove.
[0021] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION
[0022] It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.
[0023] Reference Figures 1 to 4, an embodiment of the low-noise shaded-pole motor of the present invention is proposed:
[0024] A low-noise shaded-pole motor comprises a connecting plate 1, a main winding 2, a secondary winding 3, a rotating shaft 4, a first connecting bracket 5 and a second connecting bracket 6.
[0025] The main winding 2 is wound on one side of the connecting plate 1 , and the main winding 2 is connected to an external circuit. A fuse is provided inside the main winding 2 , and the main winding 2 is protected by the fuse.
[0026] The secondary winding 3 is arranged on the other side of the connecting plate 1 and is fixed to the connecting plate 1 via a first connecting bracket 5 and a second connecting bracket 6. The rotating shaft 4 is arranged in the middle of the secondary winding 3. Three connecting plate connecting holes 11 are arranged in groups of two on both sides of the connecting plate 1. One group of connecting plate connecting holes 11 is arranged on the same horizontal line as the rotating shaft 4, and the other two groups of connecting plate connecting holes 11 are arranged between the main winding 2 and the secondary winding 3.
[0027] The first connecting bracket 5 and the second connecting bracket 6 are provided with a first bracket through hole and a second bracket through hole adapted for the rotating shaft 4. A first silent bearing is provided in the first bracket through hole, and a second silent bearing is provided in the second bracket through hole. By providing the first silent bearing and the second silent bearing, the noise of the shaded pole motor can be reduced.
[0028] Reference Figure 1 、 Figure 2 and Figure 4 For the main winding 2 and the secondary winding 3 with larger power requirements, a grounding plate is also provided on the side of the connecting plate 1. A first connecting column 51 is provided on both sides of the first connecting bracket 5, and a first bracket connecting hole is provided in the first connecting column 51. Two second connecting columns 61 are provided on both sides of the second connecting bracket 6, and a second bracket connecting hole 62 is provided in the second connecting column 61. A buffer groove 63 is provided in the second bracket connecting hole 62 which is not on the same horizontal line as the rotating shaft, and a buffer material 7 is provided in the buffer groove 63. The first bracket connecting hole, the connecting plate connecting hole 11 and the second bracket connecting hole 62 are connected by screws on the upper side, and the second bracket connecting hole 62 and the connecting plate connecting hole 11 are connected by screws on the lower side, so that the first connecting bracket 5 and the second connecting bracket 6 are connected and set on the connecting plate 1. By providing the buffer material 7, the connection stability of the first connecting bracket 5 and the second connecting bracket 6 to the connecting plate 1 can be improved, thereby reducing noise.
[0029] Reference Figure 3For the main winding 2 and secondary winding 3, which have lower power requirements, the first connecting bracket 5 is provided with a first connecting post 51 on each side, each with a first bracket connecting hole defined therein. The second connecting bracket 6 is provided with a second connecting post 61 on each side, each with a second bracket connecting hole 62 defined therein. The first and second connecting brackets 5, 6 are attached to the connecting plate 1 by screwing the first and second bracket connecting holes 62 and the connecting plate connecting holes 11.
[0030] By providing three groups of connecting holes on the connecting plate 11, and providing multiple first connecting columns 51 and second connecting columns 61 on the first connecting bracket 5 and the second connecting bracket 6 according to power and size, it is possible to adapt to different electrical appliance needs and reduce the impact of vibration on the overall during use, thereby reducing noise.
[0031] The above description is only a preferred embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structural transformation made using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, is also included in the patent protection scope of the present invention.
Claims
1. A low-noise shaded-pole motor, characterized in that: It includes a connecting plate, a main winding, a secondary winding, a rotating shaft, a first connecting bracket and a second connecting bracket; The main winding is wound on one side of the connecting plate and is connected to an external circuit. The secondary winding is arranged on the other side of the connecting plate and is fixed to the connecting plate via the first connecting bracket and the second connecting bracket. The rotating shaft is arranged in the middle of the secondary winding. The connecting plate is provided with a plurality of connecting plate connecting holes, and the first connecting bracket and the second connecting bracket are provided with a first bracket connecting hole and a second bracket connecting hole adapted to the connecting plate connecting holes. The stability of the connection can be improved by increasing the number of the first bracket connecting holes and the second bracket connecting holes according to the power requirements of the shaded pole motor.
2. The low-noise shaded-pole motor according to claim 1, characterized in that: A fuse is provided in the main winding, and the main winding is protected by the fuse.
3. The low-noise shaded-pole motor according to claim 1, characterized in that: The first connecting bracket and the second connecting bracket are provided with a first bracket through hole and a second bracket through hole adapted to the rotating shaft. A first silent bearing is provided in the first bracket through hole, and a second silent bearing is provided in the second bracket through hole. By providing the first silent bearing and the second silent bearing, the noise of the shaded pole motor can be reduced.
4. The low-noise shaded-pole motor according to claim 1, characterized in that: A buffer groove is provided on the inner bottom of the second bracket connection hole, and a buffer material is provided in the buffer groove. By providing the buffer material, the connection stability of the first connection bracket and the second connection bracket and the connection plate can be improved, thereby reducing noise.
5. The low-noise shaded-pole motor according to claim 4, characterized in that: The buffer groove is arranged in the second bracket connecting hole which is not on the same horizontal line as the rotating shaft.