Circulating fan head swinging mechanism and circulating fan thereof

Abstract

The utility model relates to the technical field of circulating fans, in particular to a circulating fan swinging mechanism and a circulating fan thereof.The circulating fan swinging mechanism comprises a mesh enclosure, a first support and a second support, the first support and the second support are oppositely arranged on the inner wall of the mesh enclosure, a first swinging assembly is installed on the first support, and a second swinging assembly is installed on the second support; the output end of the first swing assembly and the output end of the second swing assembly penetrate through the outer side of the side wall of the mesh enclosure. The first support and the second support which are opposite to each other are installed on the inner side wall of the mesh enclosure of the circulating fan, and the first swing assembly and the second swing assembly with the output ends penetrating out of the side wall are installed on the first support and the second support respectively. The two ends of the supporting base can be connected with the first swing assembly and the second swing assembly through the output end outside the side wall of the circulating fan, the first swing assembly and the second swing assembly which drive the circulating fan to swing are closed in the circulating fan, exposed structures are reduced, the integrity of the appearance of the circulating fan can be improved, and good safety and protection performance are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of circulating fan, especially to a circulating fan swing mechanism and circulating fan thereof. BACKGROUND

[0002] The circulating fan is a new type of household electrical appliance which can make the wind blow out spirally along a certain direction to form a spiral column of wind, and the head part can swing up and down in the support seat through the U-shaped support seat connected to both sides of the head part, so that the indoor air forms a convection circulation and accelerates the indoor air circulation speed.

[0003] At present, the swing structure of the circulating fan in the prior art is usually installed on the outside of the head part of the circulating fan in an external assembly manner, and the swing structure is shielded and protected by clamping a decorative cover at the connecting position of the circulating fan and the U-shaped support seat. However, since the decorative cover is connected with the circulating fan by buckles, gaps are easily formed at the installation position of the decorative cover, affecting the overall appearance; and the buckle connection is easy to break or rupture, exposing the motor, so that the user is easy to touch the rotating parts, which has a safety hazard. SUMMARY

[0004] In order to solve the problems in the background art, the utility model provides a circulating fan swing mechanism and circulating fan thereof, which can completely enclose the motor in the circulating fan, has good safety and protection performance, and improves the integrity of the appearance of the circulating fan.

[0005] The utility model solves the technical problems by adopting the following scheme: a circulating fan swing mechanism, comprising a mesh cover provided with a side wall, first and second supports are oppositely arranged on the inner side of the side wall of the mesh cover, a first swing component capable of being actively rotated is installed on the first support, a second swing component coaxially arranged with the first swing component is installed on the second support, and the output ends of the first swing component and the second swing component are both provided outside the side wall of the mesh cover.

[0006] Further, the inner side of the side wall of the mesh cover is provided with mounting portions at two opposite positions, the first and second supports are fixedly installed on the two mounting portions, the mounting portions are further provided with through holes penetrating the side wall of the mesh cover, and the output ends of the first swing component and the second swing component are inserted into the through holes.

[0007] Further, the first swing component comprises a driving motor, a first shaft and a first shaft sleeve arranged on the first support from inside to outside, the first shaft is connected with the output shaft of the driving motor and is in opposite rotational connection with the first shaft sleeve;

[0008] The second swing assembly comprises a second rotating shaft and a second shaft sleeve arranged on the second support in sequence from inside to outside, and the second rotating shaft is rotatably arranged between the second support and the second shaft sleeve.

[0009] The output end of the first rotating shaft and the output end of the second rotating shaft respectively pass through the first shaft sleeve and the second shaft sleeve and are rotatably inserted into the corresponding through holes.

[0010] Further, the first support is provided with a mounting groove, the driving motor is fixedly arranged in the mounting groove, and the first shaft sleeve is fixedly connected to the surface of the mounting groove.

[0011] The second support is provided with a rotating groove coaxially arranged with the through hole, the inner end of the second rotating shaft is rotatably inserted into the rotating groove, and the second shaft sleeve is fixedly connected to the surface of the rotating groove.

[0012] Further, the first shaft sleeve and the second shaft sleeve are both provided with a connecting hole coaxially arranged with the through hole, and the output end of the first rotating shaft and the output end of the second rotating shaft are rotatably inserted into the corresponding connecting holes.

[0013] Further, the end faces of the output ends of the first rotating shaft and the second rotating shaft are both provided with a connecting part for connecting an external support seat.

[0014] Further, the mounting part is provided with a connecting stud arranged along the height direction of the side wall, and the first support and the second support are both fixedly arranged on the mounting part through the connecting stud.

[0015] Further, the first support and the second support are horizontally arranged opposite to each other.

[0016] In addition, the application further provides a circulating fan, which comprises a circulating fan body and a support seat connected to the outer side of the circulating fan body, the circulating fan body is internally provided with the circulating fan swing mechanism, the projection surface of the support seat is in a "U" structure, and the two ends of the support seat are respectively connected with the first swing assembly and the second swing assembly.

[0017] In conclusion, the circulating fan has the advantages that: the first support and the second support are arranged at the opposite positions of the inner side wall of the mesh cover of the circulating fan, the first swing assembly and the second swing assembly with the output ends penetrating the side wall of the circulating fan are arranged on the first support and the second support, the two ends of the support seat can be directly connected with the output ends of the first swing assembly and the second swing assembly penetrating the side wall of the circulating fan when the support seat is arranged, the number of exposed structures is reduced, the integrity of the appearance of the circulating fan is improved, the first swing assembly and the second swing assembly driving the circulating fan to swing are enclosed in the circulating fan, and the safety and protection performance are good.

[0018] The above description is only a summary of the technical scheme of the present application, in order to more clearly understand the technical means of the present application, the content of the specification can be implemented, and in order to make the above and other purposes, characteristics and advantages of the present application more obvious and easy to understand, the following preferred embodiments are described in detail, and the accompanying drawings are described as follows. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a front view of the head mechanism of the first embodiment;

[0020] Figure 2 It is an exploded view of the head mechanism of the first embodiment;

[0021] Figure 3 It is a structure schematic view of the first swing assembly when assembling;

[0022] Figure 4 It is a structure schematic view of the second circulating fan.

[0023] In the figure: 1, mesh cover;11, mounting part;111, through hole;112, connecting stud;2, first support;21, first swing assembly;211, driving motor;212, first rotating shaft;213, first shaft sleeve;22, mounting groove;3, second support;31, second swing assembly;311, second rotating shaft;312, second shaft sleeve;32, rotating groove;4, connecting hole;5, connecting part;6, circulating fan body;7, support seat. DETAILED DESCRIPTION

[0024] In order to make the content of the present application more easily and clearly understood, the present application is further described below according to specific embodiments and in conjunction with the drawings.

[0025] It should be noted that the terms "center", "upper", "lower", "front", "rear", "left", "right", "inner", "outer" and the like used herein indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. Unless otherwise specified, the meaning of "a plurality of" is two or more.

[0026] Unless otherwise expressly specified and limited, the terms "installation," "connection," and "linking" should be interpreted broadly. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium; and they can refer to the internal connection between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0027] Example 1:

[0028] like Figures 1 to 3 As shown, a circulating fan oscillation mechanism can completely enclose the motor used for the up-and-down oscillation of the circulating fan inside the circulating fan, providing good safety and protection performance, and improving the integrity of the circulating fan's appearance. The oscillation mechanism of this embodiment includes a mesh cover 1 with sidewalls and a first bracket 2 and a second bracket 3 horizontally mounted opposite each other on the sidewalls of the mesh cover 1. The first bracket 2 is equipped with a first oscillation component 21 that can rotate actively, and the second bracket 3 is equipped with a second oscillation component 31 coaxially arranged with the first oscillation component 21. The circulating fan can oscillate up and down under the drive of the horizontally opposite first oscillation component 21 and the following movement of the second oscillation component 31, thereby achieving air convection circulation. Furthermore, in this embodiment, the first bracket 2 and the second bracket 3 are disposed opposite to each other on the inner side wall of the mesh cover 1, and the output ends of the first swing component 21 and the second swing component 31 both extend through to the outside of the side wall of the mesh cover 1, so that the support base 7 of the circulating fan can be connected to the first swing component 21 and the second swing component 31 inside the mesh cover 1 through the output ends outside the mesh cover 1. This not only ensures the integrity of the appearance of the circulating fan, but also allows the first swing component 21 and the second swing component 31 to be protected by the mesh cover 1, thereby effectively improving safety and protection performance.

[0029] Specifically, such as Figure 2As shown, the side wall of the net cover 1 of the embodiment is provided with mounting portions 11 at two opposite positions of the inner side surface, and the first support 2 and the second support 3 can be fixedly installed on the inner wall surface of the net cover 1 through the mounting portions 11. Not only the relative arrangement of the first swing assembly 21 and the second swing assembly 31 is realized, but also the first swing assembly 21 and the second swing assembly 31 are enclosed in the net cover 1, so that the first swing assembly 21 or the second swing assembly 31 can be prevented from being damaged, and good safety and protection performance are achieved. In the embodiment, the mounting portion 11 is provided with a connecting stud 112 arranged along the height direction of the side wall of the net cover 1. When the first support 2 and the second support 3 are installed, they can be moved to be aligned with the connecting stud 112 along the height direction of the side wall of the net cover 1, and then locked and fixed by being connected with the connecting stud 112 through a screw. The assembly method is convenient, and when the assembly is performed, the locking direction of the screw is the longitudinal direction parallel to the height direction of the side wall of the net cover 1, so that the deformation of the net cover 1 caused by transverse stress is avoided, and the safety and protection performance of the circulating fan are improved.

[0030] In addition, in order to facilitate the connection of the support seat 7 with the first swing assembly 21 and the second swing assembly 31, the mounting portion 11 of the embodiment is further provided with a through hole 111 penetrating the side wall of the net cover 1. After the first swing assembly 21 and the second swing assembly 31 are installed, the output ends of the two assemblies can be inserted into the through hole 111 and extend to the outside of the net cover 1 through the through hole 111. Not only the connection of the support seat 7 is facilitated, but also the appearance structure of the net cover 1 is more complete, so that the integrity of the appearance of the circulating fan is improved.

[0031] As shown in Figure 2 and Figure 3 The first swing assembly 21 of the embodiment includes a driving motor 211, a first rotating shaft 212 and a first shaft sleeve 213 arranged on the first support 2 in sequence from inside to outside, and the second swing assembly 31 includes a second rotating shaft 311 and a second shaft sleeve 312 arranged on the second support 3 in sequence from inside to outside. The surfaces of the first shaft sleeve 213 and the second shaft sleeve 312 are both provided with a connecting hole 4 coaxially arranged with the through hole 111. The first rotating shaft 212 is connected with the output shaft of the driving motor 211 and is relatively rotationally connected with the first shaft sleeve 213 through the connecting hole 4. The second rotating shaft 311 is relatively rotationally installed in the second support 3 and is relatively rotationally connected with the second shaft sleeve 312 through the connecting hole 4. The output ends of the first rotating shaft 212 and the second rotating shaft 311 respectively pass through the connecting hole 4 of the first shaft sleeve 213 and the connecting hole 4 of the second shaft sleeve 312 and are rotationally inserted into the corresponding through hole 111, so that the output ends of the first rotating shaft 212 and the second rotating shaft 311 both extend to the outside of the side wall of the net cover 1, facilitating the connection of the support seat 7 of the circulating fan with the output ends, improving the integrity of the appearance of the circulating fan, and enabling the circulating fan to swing up and down in the fixed support seat 7 under the driving of the first rotating shaft 212 and the following of the second rotating shaft 311 after the driving motor 211 is started, so that the air is accelerated.

[0032] Further, as shown in Figure 2 and Figure 3 , the first support 2 of the embodiment is provided with a mounting groove (not shown in the figure) on the side surface facing the mounting portion 11, and the first shaft sleeve 213 is fixedly connected to the surface of the mounting groove, so that the driving motor 211 can be embedded in the mounting groove when mounted, and is closed in the mounting groove under the action of the first shaft sleeve 213. Not only the fixation of the driving motor 211 is realized, but also the closed installation of the driving motor 211 is realized, which can effectively improve the safety and protection performance of the embodiment. Moreover, the second support 3 of the embodiment is provided with a rotating groove 32 coaxially arranged with the through hole 111, and the second shaft sleeve 312 is fixedly connected to the surface of the rotating groove 32. After the second rotating shaft 311 is installed, the inner side end of the second rotating shaft 311 can be rotatably inserted into the rotating groove 32, and the outer side end of the second rotating shaft 311 is rotatably connected with the second shaft sleeve 312, so that the second rotating shaft 311 can be swung under the driving of the first rotating shaft 212, thereby facilitating the swing of the circulating fan.

[0033] As shown in 2 and Figure 3 , the end surface of the output end of the first rotating shaft 212 and the second rotating shaft 311 is provided with a connecting portion 5, so that the support seat 7 of the circulating fan can be connected with the first rotating shaft 212 and the second rotating shaft 311 through the two connecting portions 5 respectively, and the connection mode is stable and convenient. Moreover, after the driving motor 211 is started, the first rotating shaft 212 and the second rotating shaft 311 fixedly connected with the support seat 7 are fixedly immovable, and at this time, the first support 2 and the second support 3 can be swung under the driving of the driving motor 211, thereby realizing the up-down swing of the circulating fan.

[0034] Embodiment two:

[0035] As shown in Figure 4 , the embodiment two provides a circulating fan, which comprises a circulating fan body 6 and a support seat 7 connected to the outer side of the circulating fan body 6, wherein the circulating fan body 6 is provided with the circulating fan swing mechanism in the embodiment one. The projection surface of the support seat 7 of the embodiment is a "U" shaped structure, and the two ends of the support seat 7 are respectively connected with the first swing assembly 21 and the second swing assembly 31, so that the circulating fan body 6 can be swung up and down in the support seat 7 under the driving of the first swing assembly 21 and the second swing assembly 31, and the circulation and acceleration of air are realized. Moreover, the first swing assembly 21 and the second swing assembly 31 are arranged in the circulating fan body 6, which not only has good safety and protection performance, but also improves the integrity of the appearance of the circulating fan of the embodiment.

[0036] In summary, in the embodiment, the first support 2 and the second support 3 are respectively arranged at the opposite positions of the inner side wall of the mesh cover 1 of the circulating fan, and the first swing assembly 21 and the second swing assembly 31 are respectively arranged on the first support 2 and the second support 3 and are arranged to pass through the output end outside the side wall of the circulating fan, so that when the support seat 7 is arranged, the two ends of the support seat 7 can be directly connected with the output ends of the first swing assembly 21 and the second swing assembly 31 passing through the side wall of the circulating fan, the number of exposed structures is reduced, and the integrity of the appearance of the circulating fan is improved; and the first swing assembly 21 and the second swing assembly 31 driving the circulating fan to swing are closed in the circulating fan, so that good safety and protection performance are achieved.

[0037] The above-described embodiments are only preferred embodiments of the utility model, and cannot be used to limit the protection scope of the utility model. Any non-substantial changes and modifications made by those skilled in the art on the basis of the utility model belong to the protection scope of the utility model.

Claims

1. A cycloidal fan oscillating mechanism comprising a screen housing (1) provided with a side wall, characterized in that, The first support (2) is provided with a first swing assembly (21) which can be actively rotated, and the second support (3) is provided with a second swing assembly (31) which is coaxially arranged with the first swing assembly (21), and the output ends of the first swing assembly (21) and the second swing assembly (31) are both arranged to penetrate the sidewall of the net cover (1).

2. A cyciic fan oscillating head mechanism according to claim 1, wherein The sidewall of the net cover (1) is provided with two mounting portions (11) at two opposite positions, and the first support (2) and the second support (3) are respectively fixedly arranged on the two mounting portions (11), and the mounting portion (11) is further provided with a through hole (111) penetrating the sidewall of the net cover (1), and the output ends of the first swing assembly (21) and the second swing assembly (31) are both inserted into the through hole (111).

3. A cyciic fan oscillating head mechanism according to claim 2, wherein The first swing assembly (21) comprises a driving motor (211), a first rotating shaft (212) and a first shaft sleeve (213) which are sequentially arranged on the first support (2) from inside to outside, the first rotating shaft (212) is connected with the output shaft of the driving motor (211) and is in opposite rotating connection with the first shaft sleeve (213); The second swing assembly (31) comprises a second rotating shaft (311) and a second shaft sleeve (312) which are sequentially arranged on the second support (3) from inside to outside, and the second rotating shaft (311) is in opposite rotating connection between the second support (3) and the second shaft sleeve (312); The output ends of the first rotating shaft (212) and the second rotating shaft (311) respectively penetrate the first shaft sleeve (213) and the second shaft sleeve (312) and are in rotating insertion into the corresponding through hole (111).

4. A cyciic fan oscillating head mechanism according to claim 3, wherein The first support (2) is provided with a mounting groove, the driving motor (211) is fixedly arranged in the mounting groove, and the first shaft sleeve (213) is fixedly connected to the surface of the mounting groove. The second support (3) is provided with a rotating groove (32) which is coaxially arranged with the through hole (111), the inner end of the second rotating shaft (311) is in rotating insertion into the rotating groove (32), and the second shaft sleeve (312) is fixedly connected to the surface of the rotating groove (32).

5. A cyciic fan oscillating head mechanism according to claim 3, wherein The first shaft sleeve (213) and the second shaft sleeve (312) are both provided with a connecting hole (4) which is coaxially arranged with the through hole (111), and the output ends of the first rotating shaft (212) and the second rotating shaft (311) are respectively in rotating insertion into the corresponding connecting hole (4).

6. A cyciic fan oscillating head mechanism according to claim 5, wherein The output ends of the first rotating shaft (212) and the second rotating shaft (311) are both provided with a connecting portion (5) which is used for connecting an external supporting seat (7).

7. A cyclical fan oscillating head mechanism according to claim 2, wherein The mounting portion (11) is provided with a connecting stud (112) which is arranged along the height direction of the sidewall, and the first support (2) and the second support (3) are both fixedly arranged on the mounting portion (11) through the connecting stud (112).

8. A cyciic fan oscillating head mechanism according to claim 1, wherein The first support (2) and the second support (3) are horizontally arranged opposite to each other.

9. A circulation fan comprising a circulation fan main body (6) and a support seat (7) connected to the outer side of the circulation fan main body (6), characterized in that, The circulating fan body (6) is provided with a circulating fan swing mechanism according to any one of claims 1-8, and the support seat (7) has a "U" shaped structure, and the two ends of the support seat (7) are connected with the first swing assembly (21) and the second swing assembly (31) respectively.

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