Fan motor support

Abstract

The utility model discloses a fan motor support which comprises a support body, the support body is provided with a containing cavity extending in the axial direction of the support body and a plurality of connecting lugs annularly arranged outside the containing cavity, the containing cavity is provided with an upper through hole and a lower through hole, and the connecting lugs are arranged in the circumferential direction of the containing cavity at intervals and used for connecting the support body to an electric melting motor. According to the utility model, the fan motor bracket is configured into the bracket body formed by injection molding, and the bracket body is provided with the accommodating cavity which is used for accommodating the synchronous motor and has the inner diameter consistent with the outer diameter of the synchronous motor, and the connecting lug which is annularly arranged outside the accommodating cavity and is connected with the electric melting motor; and the accommodating cavity is provided with an upper through hole for the output shaft of the synchronous motor to extend out and a lower through hole for the electric melting motor to extend in, so that the frame body is stably assembled with the synchronous motor and the electric melting motor, and the assembly precision is high. Compared with an iron support, the support body made of plastic is high in machining precision and high in assembling matching degree with the synchronous motor and the electric melting motor, and therefore the assembling stability and the bending resistance and deformation resistance of the support body, the synchronous motor and the electric melting motor are further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fans, in particular to a fan motor bracket. Background Art

[0002] A ceiling fan is a wall-mounted or ceiling-mounted fan, which includes a housing and blades, a synchronous motor, and an electric fusion motor arranged on the housing, wherein the blades are driven to rotate by the electric fusion motor and driven to swing by the synchronous motor, and the synchronous motor is connected to the electric fusion motor through a U-shaped iron frame. Since the blades are driven to rotate by the electric fusion motor and driven to swing by the synchronous motor, the assembly accuracy of the electric fusion motor and the synchronous motor is high, but since the U-shaped iron frame has poor anti-bending and anti-deformation capabilities and low processing accuracy, the assembly accuracy of the synchronous motor and the electric fusion motor is low, which causes damage to the synchronous motor and the electric fusion motor, and affects the rotation and swinging effects of the blades. Utility Model Content

[0003] The utility model aims to provide a fan motor bracket to solve the problem that the existing bracket for connecting the synchronous motor and the electrofusion motor adopts a U-shaped iron frame structure, is easy to deform, has low precision, and affects the assembly precision of the synchronous motor and the electrofusion motor.

[0004] The utility model is realized by the following technical solutions:

[0005] A fan motor bracket is used on a fan, wherein the fan has a synchronous motor and an electric fusion motor. The fan motor bracket is used to connect the synchronous motor to the electric fusion motor, and includes a frame made of plastic. The frame has a receiving cavity extending along its axial direction and a plurality of connecting ears arranged around the outside of the receiving cavity. The receiving cavity is for the synchronous motor to be placed therein and its inner diameter is consistent with the outer diameter of the synchronous motor. The receiving cavity has an upper through hole for the output shaft of the synchronous motor to extend out, and a lower through hole for the electric fusion motor to extend into is provided on the cavity wall opposite to the upper through hole. The plurality of connecting ears are arranged at intervals in the circumferential direction of the receiving cavity for connecting the frame to the electric fusion motor.

[0006] Furthermore, the frame has an electric fusion column located at one side of the connecting ear, and the electric fusion column has an electric fusion cavity for inserting the electric fusion of the electric fusion motor.

[0007] Furthermore, the accommodating cavity is provided with supporting ribs for supporting the synchronous motor on one side of the accommodating cavity where the lower through hole is provided.

[0008] Furthermore, the supporting rib has an annular portion and a plurality of strip portions, and the plurality of strip portions are arranged at intervals in the circumferential direction of the annular portion and extend from the annular portion to the wall of the accommodating cavity.

[0009] Furthermore, the upper through hole is concentrically arranged with the accommodating cavity and eccentrically arranged with the lower through hole, the annular portion has a main ring portion and an auxiliary ring portion, the auxiliary ring portion extends circumferentially along the lower through hole and has two ends opposite to each other in the circumferential direction of the lower through hole, and the main ring portion extends from one end portion to the other end portion and is concentrically arranged with the upper through hole.

[0010] Furthermore, the frame is provided with a lead hole on its circumference which is communicated with the accommodating cavity.

[0011] Furthermore, the lower hole edge of the lead hole is flush with the top of the support rib and opens at the top of the frame.

[0012] Furthermore, there are two lead-in holes, one of which is provided with the connecting ears and the electric fuse column on two opposite sides of the frame in the circumferential direction, and the other lead-in hole is provided with the connecting ears and the reinforcing column on two opposite sides of the frame in the circumferential direction.

[0013] The advantage of this technical solution is that, by configuring the fan motor bracket as an injection-molded frame, the frame has a housing cavity for placing the synchronous motor and whose inner diameter is consistent with the outer diameter of the synchronous motor, and a connecting ear arranged outside the housing cavity for connecting the electric fusion motor, and the housing cavity has an upper through hole for the synchronous motor output shaft to extend and a lower through hole for the electric fusion motor to extend, so that the frame and the synchronous motor and the electric fusion motor can be assembled stably, not easily deformed or loosened, and the assembly precision is high. Compared with the iron bracket, the frame made of plastic has high processing precision and high assembly fit with the synchronous motor and the electric fusion motor, so the assembly stability and anti-bending and anti-deformation capabilities of the frame, the synchronous motor and the electric fusion motor are further improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for describing the embodiments.

[0016] Figure 1 is a three-dimensional view of the fan motor bracket disclosed in the embodiment in direction one;

[0017] Figure 2 It is a three-dimensional view of the fan motor bracket disclosed in the embodiment in direction 2;

[0018] Figure 3 is a top view of the fan motor bracket disclosed in the embodiment;

[0019] Figure 4 is a cross-sectional view of a fan motor bracket disclosed in an embodiment. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example: Figure 1-4 As shown, the fan motor bracket is used in a top suction fan, which includes a casing (not marked in the figure) and fan blades (not marked in the figure) arranged on the casing, a synchronous motor (not marked in the figure), an electric fusion motor (not marked in the figure), and a fan motor bracket. The fan blades are driven to rotate by the electric fusion motor and to swing by the synchronous motor. The fan motor bracket is used to connect the synchronous motor to the electric fusion motor. The fan motor bracket includes a frame 1 made of plastic, the frame 1 has a accommodating cavity 101 extending along its axial direction and a plurality of connecting ears 102 arranged in a ring outside the accommodating cavity 101, the accommodating cavity 101 is for the synchronous motor to be placed and its inner diameter is consistent with the outer diameter of the synchronous motor, the accommodating cavity 101 has an upper through hole 103 for the output shaft of the synchronous motor to extend, and a lower through hole 104 for the electric fusion motor to extend is provided on the cavity wall opposite to the upper through hole 103, and a plurality of connecting ears 102 are arranged at intervals in the circumferential direction of the accommodating cavity 101 for connecting the frame 1 to the electric fusion motor. Among them, each connecting ear 102 has a connecting hole 105 for fasteners (not shown in the figure) to be inserted to lock the frame 1 on the electric fusion motor, and the fasteners include but are not limited to bolts. This embodiment provides a fan motor bracket to solve the problem that the existing bracket for connecting the synchronous motor and the electric fusion motor adopts a U-shaped iron frame structure, which is easy to deform and has low precision, affecting the assembly precision of the synchronous motor and the electric fusion motor. The fan motor bracket is mainly configured as a frame 1 made of plastic. Since the frame 1 has a housing cavity 101 for the synchronous motor to be placed and the inner diameter is consistent with the outer diameter of the synchronous motor, and a connecting ear 102 is arranged outside the housing cavity 101 for connecting the electric fusion motor, the housing cavity 101 has an upper through hole 103 for the synchronous motor output shaft to extend and a lower through hole 104 for the electric fusion motor to extend, so that the assembly of the frame 1 with the synchronous motor and the electric fusion motor is stable, not easy to deform and loose, and has high assembly precision. Compared with iron brackets, the frame 1 made of plastic has high processing accuracy and a high degree of assembly fit with synchronous motors and electric fusion motors, further improving the assembly stability and anti-bending and anti-deformation capabilities of the frame 1, synchronous motors, and electric fusion motors.

[0022] In the embodiment of the utility model, the frame 1 has an electric fusion column 106 located on one side of the connecting ear 102, and the electric fusion column 106 has an electric fusion cavity 107 for inserting the electric fusion of the electric fusion motor. The above arrangement makes the assembly of the frame 1, the synchronous motor, and the electric fusion motor compact and reasonable by arranging the electric fusion column 106 for inserting the electric fusion of the electric fusion motor on the side of the connecting ear 102.

[0023] In the embodiment of the utility model, the accommodating cavity 101 is provided with a support rib 108 extending in the direction of the upper through hole 103 on one side of the accommodating cavity 101 where the lower through hole 104 is provided, and the support rib 108 is used to support the synchronous motor. The above arrangement is provided with the support rib 108 on the side of the accommodating cavity 101 where the lower through hole 104 is provided, so that the synchronous motor and the frame 1 are stably assembled, and the electric fusion motor is prevented from interfering with the synchronous motor when it is extended into the accommodating cavity 101, so that the frame 1 has good structural strength, is not easy to deform and bend, and has good heat dissipation effect.

[0024] In the embodiment of the utility model, the support rib 108 has an annular portion 109 and a plurality of strip portions 110, and the plurality of strip portions 110 are arranged at intervals in the circumferential direction of the annular portion 109 and extend from the annular portion 109 to the cavity wall of the accommodating cavity 101. The above arrangement, by arranging the support rib 108 into the annular portion 109 and the strip portions 110 extending from the annular portion 109 to the cavity wall of the accommodating cavity 101, enables the frame 1 and the support rib 108 to have good structural strength, are not easy to deform and bend, and have good heat dissipation effect.

[0025] In the embodiment of the utility model, the upper through hole 103 is arranged concentrically with the accommodating cavity 101 and eccentrically with the lower through hole 104, the annular portion 109 has a main annular portion 111 and an auxiliary annular portion 112, the auxiliary annular portion 112 extends along the circumference of the lower through hole 104 and has two ends (not marked in the figure) opposite to each other in the circumference of the lower through hole 104, and the main annular portion 111 extends from one end to the other end and is arranged concentrically with the upper through hole 103. The above arrangement configures the annular portion 109 into the main annular portion 111 arranged concentrically with the upper through hole 103 and the auxiliary annular portion 112 arranged concentrically with the lower through hole 104, so that the arrangement of the annular portion 109 on the cavity wall of the accommodating cavity 101 is reasonable and compact, and has good structural strength.

[0026] In the embodiment of the utility model, the frame 1 is provided with a lead hole 113 on its circumference that is connected to the accommodating cavity 101. The above arrangement facilitates the lead wire of the synchronous motor by providing the lead hole 113 on the circumference of the frame 1 that is connected to the accommodating cavity 101, so that the assembly of the frame 1, the synchronous motor and the electric fusion motor is compact and reasonable.

[0027] In the embodiment of the utility model, the lower hole edge of the lead hole 113 is flush with the top of the support rib 108, and is opened at the top of the frame 1. The above arrangement makes the arrangement of the lead hole 113 on the frame 1 reasonable and compact by configuring the lead hole 113 to open at the top of the frame 1 and the lower hole edge is flush with the top of the support rib 108.

[0028] In the embodiment of the utility model, there are two lead-in holes 113, one lead-in hole 113 is provided with a connection ear 102 and an electric fuse column 106 on two opposite sides of the frame body 1 in the circumferential direction, and the other lead-in hole 113 is provided with a connection ear 102 and a reinforcing column 114 on two opposite sides of the frame body 1 in the circumferential direction. The above arrangement provides the frame body 1 with good structural strength and is not easy to deform or bend by providing the connection ear 102 and the electric fuse column 106 (or the connection ear 102 and the reinforcing column 114) on two opposite sides of the lead-in hole 113 in the circumferential direction.

[0029] It should be understood that the terms "first", "second", etc. are used in the present invention to describe various information, but such information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of the present invention, the "first" information may also be referred to as the "second" information, and similarly, the "second" information may also be referred to as the "first" information. In addition, the terms "center of a circle", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0030] As described above, one or more implementation methods are provided in combination with specific contents, and the specific implementation of the utility model is not limited to these descriptions. Any method, structure, etc. similar to or identical to the method, structure, etc. of the utility model, or some technical deductions or replacements made on the premise of the concept of the utility model should be regarded as the protection of the utility model.

Claims

1. A fan motor bracket is used on a fan, wherein the fan has a synchronous motor and an electric fusion motor, and the fan motor bracket is used to connect the synchronous motor to the electric fusion motor, and is characterized in that: It includes a frame made of plastic, the frame having a receiving cavity extending along its axial direction and a plurality of connecting ears arranged in a ring outside the receiving cavity, the receiving cavity is for the synchronous motor to be placed therein and its inner diameter is consistent with the outer diameter of the synchronous motor, the receiving cavity has an upper through hole for the output shaft of the synchronous motor to extend out, and a lower through hole for the electric fusion motor to extend into is arranged on the cavity wall opposite to the upper through hole, and the plurality of connecting ears are arranged at intervals in the circumferential direction of the receiving cavity for connecting the frame to the electric fusion motor.

2. The fan motor bracket according to claim 1, characterized in that: The frame body is provided with an electric fusion column located at one side of the connecting ear, and the electric fusion column is provided with an electric fusion cavity for inserting the electric fusion of the electric fusion motor.

3. The fan motor bracket according to claim 1, characterized in that: The accommodating cavity is provided with a supporting rib extending toward the upper through hole on one side of the accommodating cavity where the lower through hole is provided, and the supporting rib is used to support the synchronous motor.

4. The fan motor bracket according to claim 3, characterized in that: The supporting rib comprises an annular portion and a plurality of strip portions, wherein the plurality of strip portions are arranged at intervals in the circumferential direction of the annular portion and extend from the annular portion to the wall of the accommodating cavity.

5. The fan motor bracket according to claim 4, characterized in that: The upper through hole is concentrically arranged with the accommodating cavity and eccentrically arranged with the lower through hole, the annular portion has a main ring portion and an auxiliary ring portion, the auxiliary ring portion extends along the circumference of the lower through hole and has two ends opposite to the circumference of the lower through hole, the main ring portion extends from one end to the other end and is concentrically arranged with the upper through hole.

6. The fan motor bracket according to claim 3, characterized in that: The frame is provided with a lead hole on its peripheral side which is communicated with the accommodating cavity.

7. The fan motor bracket according to claim 6, characterized in that: The lower hole edge of the lead hole is flush with the top of the support rib and opens at the top of the frame.

8. The fan motor bracket according to claim 6, characterized in that: There are two lead-in holes, one of which is provided with the connecting ears and the electric fuse column on two opposite sides of the frame in the circumferential direction, and the other lead-in hole is provided with the connecting ears and the reinforcing column on two opposite sides of the frame in the circumferential direction.

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