CN210122962U - Base structure and fan - Google Patents

Abstract

The utility model provides a base structure and fan, base structure includes: the first component is used for being connected with a stand column of the fan or a machine head of the fan, at least part of the first component is rotatably arranged around a preset axis, an opening is formed in the first component, and the extending direction of the opening is the same as the direction of the preset axis; at least part of the second component penetrates through the opening, so that the first component rotates around the second component; a third component, at least part of the third component being of tubular construction, at least part of the third component being disposed between the first component and the second component, the third component being rotatably engaged with the first component and/or the second component; and the driving part is in driving connection with the first part so as to drive the first part to rotate. The utility model discloses a mechanism of shaking the head of the fan that the base structure had solved among the prior art sets up the complete machine that leads to at the aircraft nose and rocks and influence the life's of motor problem.

Description

Base structure and fan

Technical Field

The utility model relates to a fan field particularly, relates to a base structure and fan.

Background

The mechanism of shaking the head of current fan sets up on the aircraft nose mostly, when the aircraft nose was in the low head state, the focus of the in-process aircraft nose that the fan shaken the head can change in vertical direction, not only can arouse the complete machine to rock, can lead to the motor to receive the effect of handing over the stress moreover, makes the life-span of motor reduce.

In addition, the oscillating mechanism can occupy a large space on the head, which causes the size of the head of the fan to be too large, thereby affecting the appearance.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a base structure and a fan, in order to solve the problem that the oscillating mechanism of the fan in the prior art is set up to shake the complete machine that leads to on the head and to influence the service life of the motor.

In order to achieve the above object, according to an aspect of the present invention, there is provided a base structure, the base structure including: the first component is used for being connected with a stand column of the fan or a machine head of the fan, at least part of the first component is rotatably arranged around a preset axis, an opening is formed in the first component, and the extending direction of the opening is the same as the direction of the preset axis; at least part of the second component penetrates through the opening, so that the first component rotates around the second component; a third component, at least part of the third component being of tubular construction, at least part of the third component being disposed between the first component and the second component, the third component being rotatably engaged with the first component and/or the second component; the driving component is in driving connection with the first component so as to drive the first component to rotate; the base structure further comprises a bearing assembly mounted between the third component and the second component; the bearing assembly comprises a first bearing and a second bearing, wherein the first bearing and the second bearing are both arranged between the third component and the second component, and the first bearing and the second bearing are arranged at intervals.

Further, the first component and the third component are fixedly connected. Further, the second component is provided with a first shaft section and a second shaft section, the first shaft section is positioned above the second shaft section, and the diameter of the first shaft section is smaller than that of the second shaft section; the inner hole size of first bearing is less than the inner hole size of second bearing, and first bearing is installed on first shaft segment, and the second bearing is installed on the second shaft segment.

Furthermore, a first groove and a second groove are formed in the inner wall of the third component, the first groove and the second groove are both cylindrical structures, and the diameter of the first groove is smaller than that of the second groove; the outer wall size of first bearing is less than the outer wall size of second bearing, and first bearing is installed in first recess, and the second bearing is installed in the second recess.

Furthermore, an opening is formed in the first part and communicated with the opening hole.

Further, the driving part includes: a drive motor; the first driving gear is connected with an output shaft of the driving motor; the second driving gear is meshed with the first driving gear; wherein, be equipped with first flange on the first part, be equipped with first connecting hole on the first flange, be equipped with the second connecting hole on the second drive gear to be connected first part and second drive gear through the connecting piece of wearing to establish in first connecting hole and second connecting hole.

Further, the base structure further comprises a housing comprising a cover plate and a chassis, the cover plate and the chassis being detachably connected, at least part of the first component being located inside the housing.

Furthermore, the base structure also comprises a supporting plate, and the supporting plate is provided with an insertion hole; the second part has an insertion section and a second flange, the insertion section is inserted into the insertion hole, the second flange is abutted against the surface of the support plate, and the support plate and the second part are fixed in a welding mode.

Further, the base structure further comprises a gasket, and the gasket is arranged at the bottom of the third component so as to support the third component through the gasket.

According to the utility model discloses an on the other hand provides a fan, including aircraft nose and the base structure who is connected with the aircraft nose drive, base structure is foretell base structure, and the aircraft nose is connected with base structure's first part to when first part rotates, the drive aircraft nose rotates.

Use the technical scheme of the utility model's base structure includes: the first component is used for being connected with a stand column of the fan or a machine head of the fan, at least part of the first component is rotatably arranged around a preset axis, an opening is formed in the first component, and the extending direction of the opening is the same as the direction of the preset axis; at least part of the second component penetrates through the opening, so that the first component rotates around the second component; a third component, at least part of the third component being of tubular construction, at least part of the third component being disposed between the first component and the second component, the third component being rotatably engaged with the first component and/or the second component; the driving component is in driving connection with the first component so as to drive the first component to rotate; the base structure further comprises a bearing assembly mounted between the third component and the second component; the bearing assembly comprises a first bearing and a second bearing, wherein the first bearing and the second bearing are both arranged between the third component and the second component, and the first bearing and the second bearing are arranged at intervals. Like this, through setting up around second part pivoted first part to be connected the aircraft nose with first part, rotate the aircraft nose that can drive the fan through first part and rotate, realize shaking the head. A third component is arranged between the first component and the second component, and the size of the third component relative to the first component and the second component is controlled, so that the matching precision of the components is improved, and the running stability of the oscillating mechanism is improved; the structure of duplex bearing can improve the stationarity of relative rotation between second part and the third part effectively, reduces the wearing and tearing between second part and the third part, is favorable to guaranteeing the steady of fan shaking head. Like this, realized setting up the mechanism of shaking the head of fan in the base, when the fan was shaken the head, the focus of aircraft nose moved in same horizontal plane, has avoided the motor to bear the effect of handing over the stress, is favorable to prolonging the life of motor, and has simplified the structure of fan aircraft nose, can make the fan whole more pleasing to the eye.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows an exploded structural schematic of an embodiment of a base structure according to the invention;

fig. 2 shows a schematic cross-sectional structure of an embodiment of a base structure according to the invention;

FIG. 3 shows a partial schematic structural view of an embodiment of the base structure according to FIG. 2;

fig. 4 shows a schematic structural view of a first part of an embodiment of the base structure according to the invention;

fig. 5 shows a schematic structural view of a second part of an embodiment of the base structure according to the invention;

fig. 6 shows a schematic structural view of a third part of an embodiment of the base structure according to the invention;

fig. 7 shows a schematic structural diagram of an embodiment of a fan according to the present invention.

Wherein the figures include the following reference numerals:

1. a housing; 11. a cover plate; 12. a chassis; 2. a first member; 21. an opening; 22. a first flange; 3. a third component; 31. a first groove; 32. a second groove; 4. a second component; 41. a first shaft section; 42. a second shaft section; 43. an insertion section; 44. a second flange; 5. a support plate; 6. a drive member; 61. a drive motor; 62. a first drive gear; 63. a second drive gear; 7. a bearing assembly; 71. a first bearing; 72. a second bearing; 8. a gasket; 9. a handpiece.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 6, the present invention provides a base structure, which includes: the first component 2 is used for being connected with a stand column of the fan or a machine head of the fan, at least part of the first component 2 is rotatably arranged around a preset axis, an opening is formed in the first component 2, and the extending direction of the opening is the same as the direction of the preset axis; the second component 4, at least part of the second component 4 is arranged in the opening in a penetrating way, so that the first component 2 rotates around the second component 4; a third component 3, at least part of the third component 3 being of tubular construction, at least part of the third component 3 being disposed between the first component 2 and the second component 4, the third component 3 being rotatably engaged with the first component 2 and/or the second component 4; the driving component 6 is in driving connection with the first component 2 so as to drive the first component 2 to rotate; the bearing assembly 7 is mounted between the third component 3 and the second component 4; the bearing assembly 7 comprises a first bearing 71 and a second bearing 72, the first bearing 71 and the second bearing 72 are both mounted between the third component 3 and the second component 4, and the first bearing 71 and the second bearing 72 are arranged at intervals. Like this, through setting up first part 2 around second part 4 pivoted to be connected the aircraft nose with first part 2, rotate the aircraft nose that can drive the fan through first part 2 and rotate, realize shaking the head. The third component 3 is arranged between the first component 2 and the second component 4, and the size of the third component 3 relative to the first component 2 and the second component 4 is controlled, so that the matching precision of the components is improved, and the running stability of the oscillating mechanism is improved; the structure of duplex bearing can improve the stationarity of relative rotation between second part 4 and the third part 3 effectively, reduces the wearing and tearing between second part 4 and the third part 3, is favorable to guaranteeing the steady of fan shaking head. Like this, realized setting up the mechanism of shaking the head of fan in the base, when the fan was shaken the head, the focus of aircraft nose moved in same horizontal plane, has avoided the motor to bear the effect of handing over the stress, is favorable to prolonging the life of motor, and has simplified the structure of fan aircraft nose, can make the fan whole more pleasing to the eye.

In the present embodiment, the first member 2 and the third member 3 are fixedly connected. Make between first part 2 and the third part 3 relatively fixed, can guarantee bearing assembly 7's effect, avoid relative rotation and friction between first part 2 and the third part 3, be favorable to prolonging base structure's life.

Specifically, 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, and the diameter of the first shaft section 41 is smaller than that of the second shaft section 42; the first bearing 71 has an inner bore size smaller than that of the second bearing 72, the first bearing 71 being mounted on the first shaft segment 41 and the second bearing 72 being mounted on the second shaft segment 42.

Correspondingly, the inner wall of the third part 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, and the diameter of the first groove 31 is smaller than that of the second groove 32; the outer wall size of the first bearing 71 is smaller than that of the second bearing 72, the first bearing 71 is mounted in the first recess 31, and the second bearing 72 is mounted in the second recess 32. Therefore, the top of the third component 3 and the top of the second component 4 can be matched more precisely, and the stability of the shaking head of the fan is ensured.

As shown in fig. 4, the first member 2 is provided with an opening 21, and the opening 21 communicates with the aperture. In this way, the wires inside the first part 2 can be passed out through the opening 21 for easy wiring.

As shown in fig. 1 and 2, the driving part 6 includes: a drive motor 61; a first drive gear 62, the first drive gear 62 being connected to an output shaft of the drive motor 61; a second drive gear 63, the second drive gear 63 meshing with the first drive gear 62; wherein, be equipped with first flange 22 on the first part 2, be equipped with first connecting hole on the first flange 22, be equipped with the second connecting hole on the second drive gear 63 to be connected first part 2 and second drive gear 63 through the connecting piece of wearing to establish in first connecting hole and second connecting hole.

As shown in fig. 1, the base structure further comprises a housing 1, the housing 1 comprising a cover plate 11 and a base plate 12, the cover plate 11 and the base plate 12 being detachably connected, at least part of the first part 2 being located inside the housing 1.

As shown in fig. 1, the base structure further includes a supporting plate 5, and the supporting plate 5 is provided with an insertion hole; the second member 4 has an insertion section 43 and a second flange 44, the insertion section 43 is inserted into the insertion hole, the second flange 44 abuts against the surface of the support plate 5, and the support plate 5 and the second member 4 are fixed by welding. Thus, the strength of the connection between the second member 4 and the support plate 5 is increased, and the second member 4 is prevented from being inclined during use.

Specifically, the base structure further includes a spacer 8, and the spacer 8 is disposed at the bottom of the third member 3 to support the third member 3 through the spacer 8. In this embodiment, at least part of the shim 8 is arranged between the third part 3 and the support plate 5 to avoid direct friction between the third part 3 and the support plate 5. Preferably, the shim 8 is made of polyoxymethylene material to provide good friction resistance and lubrication properties, avoiding wear of the third part 3.

The utility model also provides a fan, including aircraft nose 9 and the base structure of being connected with the drive of aircraft nose 9, base structure is foretell base structure, and aircraft nose 9 is connected with base structure's first part 2 to when first part 2 rotates, drive aircraft nose 9 rotates.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

the utility model discloses a base structure includes: the first component 2 is used for being connected with a stand column of the fan or a machine head of the fan, at least part of the first component 2 is rotatably arranged around a preset axis, an opening is formed in the first component 2, and the extending direction of the opening is the same as the direction of the preset axis; the second component 4, at least part of the second component 4 is arranged in the opening in a penetrating way, so that the first component 2 rotates around the second component 4; a third component 3, at least part of the third component 3 being of tubular construction, at least part of the third component 3 being disposed between the first component 2 and the second component 4, the third component 3 being rotatably engaged with the first component 2 and/or the second component 4; the driving component 6 is in driving connection with the first component 2 so as to drive the first component 2 to rotate; the bearing assembly 7 is mounted between the third component 3 and the second component 4; the bearing assembly 7 comprises a first bearing 71 and a second bearing 72, the first bearing 71 and the second bearing 72 are both mounted between the third component 3 and the second component 4, and the first bearing 71 and the second bearing 72 are arranged at intervals. Like this, through setting up first part 2 around second part 4 pivoted to be connected the aircraft nose with first part 2, rotate the aircraft nose that can drive the fan through first part 2 and rotate, realize shaking the head. The third component 3 is arranged between the first component 2 and the second component 4, and the size of the third component 3 relative to the first component 2 and the second component 4 is controlled, so that the matching precision of the components is improved, and the running stability of the oscillating mechanism is improved; the structure of duplex bearing can improve the stationarity of relative rotation between second part 4 and the third part 3 effectively, reduces the wearing and tearing between second part 4 and the third part 3, is favorable to guaranteeing the steady of fan shaking head. Like this, realized setting up the mechanism of shaking the head of fan in the base, when the fan was shaken the head, the focus of aircraft nose moved in same horizontal plane, has avoided the motor to bear the effect of handing over the stress, is favorable to prolonging the life of motor, and has simplified the structure of fan aircraft nose, can make the fan whole more pleasing to the eye.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A base structure, characterized in that the base structure comprises:

a first part (2), wherein the first part (2) is used for being connected with a stand column of a fan or a head of the fan, at least part of the first part (2) is rotatably arranged around a preset axis, and an opening is arranged on the first part (2) and extends in the same direction as the preset axis;

a second component (4), wherein at least part of the second component (4) is arranged in the opening in a penetrating way, so that the first component (2) rotates around the second component (4);

a third part (3), at least part of the third part (3) being of tubular construction, at least part of the third part (3) being arranged between the first part (2) and the second part (4), the third part (3) being rotatably engaged with the first part (2) and/or the second part (4);

the driving part (6), the driving part (6) is in driving connection with the first part (2) to drive the first part (2) to rotate;

the base structure further comprising a bearing assembly (7), the bearing assembly (7) being mounted between the third component (3) and the second component (4); the bearing assembly (7) comprises a first bearing (71) and a second bearing (72), the first bearing (71) and the second bearing (72) are both mounted between the third component (3) and the second component (4), and the first bearing (71) and the second bearing (72) are arranged at intervals.

2. Substructure according to claim 1, characterized in that there is a fixed connection between the first part (2) and the third part (3).

3. Base structure as in claim 1, characterized in that said second component (4) has a first axial segment (41) and a second axial segment (42) thereon, said first axial segment (41) being located above said second axial segment (42), said first axial segment (41) having a diameter smaller than the diameter of said second axial segment (42); the inner bore size of the first bearing (71) is smaller than the inner bore 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).

4. The base structure according to claim 1, characterized in that the inner wall of the third part (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 dimension of the first bearing (71) is smaller than the outer wall dimension of the second bearing (72), the first bearing (71) is mounted in the first groove (31), and the second bearing (72) is mounted in the second groove (32).

5. A base structure according to claim 1, characterized in that said first part (2) is provided with an opening (21), said opening (21) communicating with said aperture.

6. Base structure as claimed in claim 1, characterized in that said driving member (6) comprises:

a drive motor (61);

a first drive gear (62), the first drive gear (62) being connected to an output shaft of the drive motor (61);

a second drive gear (63), the second drive gear (63) meshing with the first drive gear (62);

the first component (2) is provided with a first flange (22), the first flange (22) is provided with a first connecting hole, the second driving gear (63) is provided with a second connecting hole, and the first component (2) is connected with the second driving gear (63) through a connecting piece penetrating through the first connecting hole and the second connecting hole.

7. Substructure according to claim 1, characterized in that it further comprises a housing (1), said housing (1) comprising a cover plate (11) and a chassis (12), said cover plate (11) and said chassis (12) being detachably connected, at least part of said first part (2) being located inside said housing (1).

8. The base structure of claim 7, characterized in that it further comprises a support plate (5), said support plate (5) being provided with insertion holes; the second component (4) is provided with an insertion section (43) and a second flange (44), the insertion section (43) is inserted into the insertion hole, the second flange (44) is abutted to the surface of the support plate (5), and the support plate (5) and the second component (4) are fixed in a welding mode.

9. The base structure according to claim 1, characterized in that it further comprises a spacer (8), said spacer (8) being arranged at the bottom of said third part (3) to support said third part (3) by said spacer (8).

10. A fan comprising a head (9) and a base structure in driving connection with the head (9), characterized in that the base structure is as claimed in any one of claims 1 to 9, the head (9) being connected to a first part (2) of the base structure for driving the head (9) in rotation when the first part (2) is rotated.

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