Base structure and fan

Abstract

The present invention provides a base structure and a fan, the base structure comprising: a first component, the first component is used to connect with the column of the fan or the head of the fan, at least part of the first component is rotatably arranged around a predetermined axis, an opening is provided on the first component, and the extension direction of the opening is the same as the direction of the predetermined axis; a second component, at least part of the second component is inserted into the opening so that the first component can rotate around the second component; a third component, at least part of the third component is a tubular structure, at least part of the third component is arranged between the first component and the second component, and the third component is rotatably matched with the first component and / or the second component; a driving component, the driving component is drivingly connected to the first component to drive the first component to rotate. The base structure of the present invention solves the problem of the shaking of the whole machine caused by the oscillating mechanism of the fan being arranged on the head in the prior art and affecting the service life of the motor.

Description

Technical Field

[0001] The present invention relates to the field of fans, and in particular to a base structure and a fan. Background Art

[0002] The existing fan's shaking mechanism is mostly set on the head. When the head is in a lowered state, the center of gravity of the head will change in the vertical direction during the fan shaking process, which will not only cause the whole machine to shake, but also cause the motor to be subjected to alternating stress, thereby reducing the life of the motor.

[0003] In addition, the oscillating mechanism disposed on the machine head will take up a large space, causing the fan machine head to be too large, thus affecting the appearance. Summary of the invention

[0004] The main purpose of the present invention is to provide a base structure and a fan to solve the problem in the prior art that the fan's shaking mechanism is set on the head of the fan, which causes the whole machine to shake and affects the service life of the motor.

[0005] In order to achieve the above-mentioned purpose, according to one aspect of the present invention, a base structure is provided, which includes: a first component, the first component is used to connect with the column of the fan or the head of the fan, at least a part of the first component is rotatably arranged around a predetermined axis, and an opening is provided on the first component, and the extension direction of the opening is the same as the direction of the predetermined axis; a second component, at least a part of the second component is inserted into the opening so that the first component can rotate around the second component; a third component, at least a part of the third component is a tubular structure, at least a part of the third component is arranged between the first component and the second component, and the third component is rotatably matched with the first component and / or the second component; a driving component, the driving component is drivingly connected to the first component to drive the first component to rotate; the base structure also includes a bearing assembly, the bearing assembly is installed between the third component and the second component; the bearing assembly includes a first bearing and a second bearing, the first bearing and the second bearing are both installed between the third component and the second component, and the first bearing and the second bearing are arranged at intervals.

[0006] Furthermore, the first component is fixedly connected to the third component. Furthermore, the second component has a first shaft section and a second shaft section, the first shaft section is located above the second shaft section, the diameter of the first shaft section is smaller than the diameter of the second shaft section; the inner hole size of the first bearing is smaller than the inner hole size of the second bearing, the first bearing is installed on the first shaft section, and the second bearing is installed on the second shaft section.

[0007] Furthermore, the inner wall of the third component is provided with a first groove and a second groove, both of which are cylindrical structures, and the diameter of the first groove is smaller than the diameter of the second groove; the outer wall size of the first bearing is smaller than the outer wall size of the second bearing, the first bearing is installed in the first groove, and the second bearing is installed in the second groove.

[0008] Furthermore, the first component is provided with an opening, which is communicated with the opening.

[0009] Furthermore, the driving component includes: a driving motor; a first driving gear, the first driving gear is connected to the output shaft of the driving motor; and a second driving gear, the second driving gear is meshed with the first driving gear; wherein, a first flange is provided on the first component, a first connecting hole is provided on the first flange, and a second connecting hole is provided on the second driving gear, so that the first component is connected to the second driving gear by a connecting piece passing through the first connecting hole and the second connecting hole.

[0010] Furthermore, the base structure also includes a shell, the shell includes a cover plate and a bottom plate, the cover plate and the bottom plate are detachably connected, and at least a part of the first component is located inside the shell.

[0011] Furthermore, the base structure also includes a support plate, which is provided with a socket; the second component has an insertion section and a second flange, the insertion section is inserted into the socket, the second flange abuts against the surface of the support plate, and the support plate and the second component are fixed by welding.

[0012] Furthermore, the base structure also includes a gasket, which is arranged at the bottom of the third component to support the third component through the gasket.

[0013] According to another aspect of the present invention, a fan is provided, comprising a head and a base structure drivingly connected to the head, wherein the base structure is the above-mentioned base structure, and the head is connected to a first component of the base structure so as to drive the head to rotate when the first component rotates.

[0014] The base structure using the technical solution of the present invention includes: a first component, the first component is used to connect with the column of the fan or the head of the fan, at least part of the first component is rotatably arranged around a predetermined axis, and an opening is provided on the first component, and the extension direction of the opening is the same as the direction of the predetermined axis; a second component, at least part of the second component is inserted into the opening so that the first component rotates around the second component; a third component, at least part of the third component is a tubular structure, at least part of the third component is arranged between the first component and the second component, and the third component is rotatably matched with the first component and / or the second component; a driving component, the driving component is connected to the first component to drive the first component to rotate; the base structure also includes a bearing assembly, the bearing assembly is installed between the third component and the second component; the bearing assembly includes a first bearing and a second bearing, the first bearing and the second bearing are both installed between the third component and the second component, and the first bearing and the second bearing are arranged at intervals. In this way, by setting the first component to rotate around the second component and connecting the head with the first component, the head of the fan can be driven to rotate through the rotation of the first component to achieve shaking of the head. The third component is arranged between the first component and the second component. By controlling the size of the third component relative to the first component and the second component, it is helpful to improve the matching accuracy between the components and improve the stability of the shaking mechanism. The double bearing structure can effectively improve the relative rotation stability between the second component and the third component, reduce the wear between the second component and the third component, and help ensure the stability of the fan shaking. In this way, the shaking mechanism of the fan is arranged in the base. When the fan shakes its head, the center of gravity of the head moves in the same horizontal plane, avoiding the motor from being subjected to the effect of alternating stress, which is helpful to extend the service life of the motor, and simplifying the structure of the fan head, which can make the fan more beautiful as a whole. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings constituting a part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0016] Figure 1 A schematic diagram of an exploded structure of an embodiment of a base structure according to the present invention is shown;

[0017] Figure 2 A schematic cross-sectional structure diagram of an embodiment of a base structure according to the present invention is shown;

[0018] Figure 3 Shown according to Figure 2 A partial structural schematic diagram of an embodiment of a base structure shown;

[0019] Figure 4 A schematic structural diagram of a first component according to an embodiment of a base structure of the present invention is shown;

[0020] Figure 5 A schematic structural diagram showing a second component of an embodiment of a base structure according to the present invention;

[0021] Figure 6 A schematic structural diagram showing a third component of an embodiment of a base structure according to the present invention;

[0022] Figure 7 A schematic structural diagram of an embodiment of a fan according to the present invention is shown.

[0023] The above drawings include the following reference numerals:

[0024] 1. Shell; 11. Cover plate; 12. Chassis; 2. First component; 21. Opening; 22. First flange; 3. Third component; 31. First groove; 32. Second groove; 4. Second component; 41. First shaft section; 42. Second shaft section; 43. Insert section; 44. Second flange; 5. Support plate; 6. Drive component; 61. Drive motor; 62. First drive gear; 63. Second drive gear; 7. Bearing assembly; 71. First bearing; 72. Second bearing; 8. Gasket; 9. Machine head. DETAILED DESCRIPTION

[0025] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0026] Please refer to Figures 1 to 6The present invention provides a base structure, which includes: a first component 2, which is used to connect with a column of a fan or a head of a fan, at least a portion of the first component 2 is rotatably arranged around a predetermined axis, and an opening is provided on the first component 2, and the extending direction of the opening is the same as the direction of the predetermined axis; a second component 4, at least a portion of the second component 4 is inserted into the opening so that the first component 2 can rotate around the second component 4; a third component 3, at least a portion of the third component 3 is a tubular structure, at least a portion of the third component 3 is arranged between the first component 2 and the second component 4, and the third component 3 is rotatably matched with the first component 2 and / or the second component 4; a driving component 6, which is drivingly connected to the first component 2 to drive the first component 2 to rotate; a bearing assembly 7 is installed between the third component 3 and the second component 4; the bearing assembly 7 includes a first bearing 71 and a second bearing 72, the first bearing 71 and the second bearing 72 are both installed between the third component 3 and the second component 4, and the first bearing 71 and the second bearing 72 are arranged at intervals. In this way, by setting the first component 2 that rotates around the second component 4 and connecting the head to the first component 2, the rotation of the first component 2 can drive the head of the fan to rotate, thereby achieving the shaking of the head. The third component 3 is set between the first component 2 and the second component 4. By controlling the size of the third component 3 relative to the first component 2 and the second component 4, it is beneficial to improve the matching accuracy between the components and improve the stability of the shaking mechanism. The double bearing structure can effectively improve the relative rotation stability between the second component 4 and the third component 3, reduce the wear between the second component 4 and the third component 3, and help ensure the stability of the fan shaking. In this way, the fan shaking mechanism is set in the base. When the fan shakes its head, the center of gravity of the head moves in the same horizontal plane, avoiding the motor from being subjected to the effect of alternating stress, which is beneficial to extending the service life of the motor, and simplifying the structure of the fan head, which can make the fan more beautiful as a whole.

[0027] In this embodiment, the first component 2 is fixedly connected to the third component 3. The first component 2 and the third component 3 are relatively fixed to ensure the effect of the bearing assembly 7, avoid relative rotation and friction between the first component 2 and the third component 3, and help to extend the service life of the base structure.

[0028] Specifically, the second component 4 has a first shaft segment 41 and a second shaft segment 42. The first shaft segment 41 is located above the second shaft segment 42. The diameter of the first shaft segment 41 is smaller than the diameter of the second shaft segment 42. The inner hole size of the first bearing 71 is smaller than the inner hole size of the second bearing 72. The first bearing 71 is installed on the first shaft segment 41, and the second bearing 72 is installed on the second shaft segment 42.

[0029] Correspondingly, the inner wall of the third component 3 is provided with a first groove 31 and a second groove 32, both of which are cylindrical structures, and the diameter of the first groove 31 is smaller than the diameter of the second groove 32; the outer wall size of the first bearing 71 is smaller than the outer wall size of the second bearing 72, the first bearing 71 is installed in the first groove 31, and the second bearing 72 is installed in the second groove 32. In this way, the top of the third component 3 and the top of the second component 4 can be matched more precisely to ensure the stability of the fan shaking.

[0030] like Figure 4 As shown, the first component 2 is provided with an opening 21, and the opening 21 is communicated with the opening. In this way, the wire inside the first component 2 can pass through the opening 21 to facilitate wiring.

[0031] like Figure 1 and Figure 2 As shown, the driving component 6 includes: a driving motor 61; a first driving gear 62, the first driving gear 62 is connected to the output shaft of the driving motor 61; a second driving gear 63, the second driving gear 63 is meshed with the first driving gear 62; wherein, the first component 2 is provided with a first flange 22, the first flange 22 is provided with a first connecting hole, and the second driving gear 63 is provided with a second connecting hole, so as to connect the first component 2 with the second driving gear 63 by a connecting piece passing through the first connecting hole and the second connecting hole.

[0032] like Figure 1 As shown, the base structure further comprises a shell 1 , which comprises a cover plate 11 and a bottom plate 12 , the cover plate 11 and the bottom plate 12 are detachably connected, and at least a portion of the first component 2 is located inside the shell 1 .

[0033] like Figure 1 As shown, the base structure also includes a support plate 5, on which a plug hole is provided; the second component 4 has an insertion section 43 and a second flange 44, the insertion section 43 is inserted into the plug hole, the second flange 44 abuts against the surface of the support plate 5, and the support plate 5 and the second component 4 are fixed by welding. In this way, the connection strength between the second component 4 and the support plate 5 is increased, and the second component 4 is prevented from tilting during use.

[0034] Specifically, the base structure further includes a gasket 8, which is disposed at the bottom of the third component 3 to support the third component 3 through the gasket 8. In this embodiment, at least a portion of the gasket 8 is disposed between the third component 3 and the support plate 5 to avoid direct friction between the third component 3 and the support plate 5. Preferably, the gasket 8 is made of polyoxymethylene material to provide good friction resistance and lubrication performance to prevent the third component 3 from being worn.

[0035] The present invention also provides a fan, including a head 9 and a base structure drivingly connected to the head 9, the base structure is the above-mentioned base structure, the head 9 is connected to the first part 2 of the base structure to drive the head 9 to rotate when the first part 2 rotates.

[0036] From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects:

[0037] The base structure of the present invention includes: a first component 2, the first component 2 is used to connect with the column of the fan or the head of the fan, at least a part of the first component 2 is rotatably arranged around a predetermined axis, and an opening is provided on the first component 2, and the extension direction of the opening is the same as the direction of the predetermined axis; a second component 4, at least a part of the second component 4 is inserted into the opening so that the first component 2 can rotate around the second component 4; a third component 3, at least a part of the third component 3 is a tubular structure, at least a part of the third component 3 is arranged between the first component 2 and the second component 4, and the third component 3 is rotatably matched with the first component 2 and / or the second component 4; a driving component 6, the driving component 6 is drivingly connected to the first component 2 to drive the first component 2 to rotate; a bearing assembly 7 is installed between the third component 3 and the second component 4; the bearing assembly 7 includes a first bearing 71 and a second bearing 72, the first bearing 71 and the second bearing 72 are both installed between the third component 3 and the second component 4, and the first bearing 71 and the second bearing 72 are arranged at intervals. In this way, by setting the first component 2 that rotates around the second component 4 and connecting the head to the first component 2, the rotation of the first component 2 can drive the head of the fan to rotate, thereby achieving the shaking of the head. The third component 3 is set between the first component 2 and the second component 4. By controlling the size of the third component 3 relative to the first component 2 and the second component 4, it is beneficial to improve the matching accuracy between the components and improve the stability of the shaking mechanism. The double bearing structure can effectively improve the relative rotation stability between the second component 4 and the third component 3, reduce the wear between the second component 4 and the third component 3, and help ensure the stability of the fan shaking. In this way, the fan shaking mechanism is set in the base. When the fan shakes its head, the center of gravity of the head moves in the same horizontal plane, avoiding the motor from being subjected to the effect of alternating stress, which is beneficial to extending the service life of the motor, and simplifying the structure of the fan head, which can make the fan more beautiful as a whole.

[0038] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0039] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0040] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0041] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A base structure, characterized in that: The base structure comprises: A first component (2), the first component (2) being used for connecting to a column of a fan or a head of a fan, at least a portion of the first component (2) being rotatably arranged around a predetermined axis, an opening being provided on the first component (2), and an extending direction of the opening being the same as a direction of the predetermined axis; a second component (4), at least a portion of which is inserted into the opening so that the first component (2) rotates around the second component (4); a third component (3), at least a portion of the third component (3) being a tubular structure, at least a portion of the third component (3) being arranged between the first component (2) and the second component (4), and the third component (3) being rotatably matched with the first component (2) and / or the second component (4); a driving component (6), the driving component (6) being drivingly connected to the first component (2) so as to drive the first component (2) to rotate; The base structure further comprises a bearing assembly (7), wherein the bearing assembly (7) is installed between the third component (3) and the second component (4); the bearing assembly (7) comprises a first bearing (71) and a second bearing (72), wherein the first bearing (71) and the second bearing (72) are both installed between the third component (3) and the second component (4), and the first bearing (71) and the second bearing (72) are arranged at an interval; The second component (4) has a first shaft section (41) and a second shaft section (42); the first shaft section (41) is located above the second shaft section (42); the diameter of the first shaft section (41) is smaller than the diameter of the second shaft section (42); the inner hole size of the first bearing (71) is smaller than the inner hole size of the second bearing (72); the first bearing (71) is mounted on the first shaft section (41), and the second bearing (72) is mounted on the second shaft section (42); The inner wall of the third component (3) is provided with a first groove (31) and a second groove (32); the first groove (31) and the second groove (32) are both cylindrical structures; the diameter of the first groove (31) is smaller than the diameter of the second groove (32); the outer wall size of the first bearing (71) is smaller than the outer wall size of the second bearing (72); the first bearing (71) is installed in the first groove (31), and the second bearing (72) is installed in the second groove (32).

2. The base structure according to claim 1, characterized in that: The first component (2) and the third component (3) are fixedly connected.

3. The base structure according to claim 1, characterized in that: The first component (2) is provided with an opening (21), and the opening (21) is communicated with the opening.

4. The base structure according to claim 1, characterized in that: The driving component (6) comprises: A driving motor (61); A first driving gear (62), the first driving gear (62) being connected to an output shaft of the driving motor (61); a second driving gear (63), the second driving gear (63) being meshed with the first driving gear (62); The first component (2) is provided with a first flange (22), the first flange (22) is provided with a first connecting hole, and the second driving gear (63) is provided with a second connecting hole, so that the first component (2) and the second driving gear (63) are connected by a connecting piece passing through the first connecting hole and the second connecting hole.

5. The base structure according to claim 1, characterized in that: The base structure further comprises a shell (1), wherein the shell (1) comprises a cover plate (11) and a bottom plate (12), wherein the cover plate (11) and the bottom plate (12) are detachably connected, and at least part of the first component (2) is located inside the shell (1).

6. The base structure according to claim 5, characterized in that: The base structure also includes a support plate (5), and a socket is provided on the support plate (5); the second component (4) has an insertion section (43) and a second flange (44), the insertion section (43) is inserted into the socket, and the second flange (44) abuts against the surface of the support plate (5), and the support plate (5) and the second component (4) are fixed by welding.

7. The base structure according to claim 1, characterized in that: The base structure also includes a gasket (8), which is arranged at the bottom of the third component (3) so as to support the third component (3) through the gasket (8).

8. A fan, comprising a head (9) and a base structure drivingly connected to the head (9), characterized in that: The base structure is the base structure described in any one of claims 1 to 7, and the head (9) is connected to the first component (2) of the base structure so as to drive the head (9) to rotate when the first component (2) rotates.

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