Adjustable angle shaking device

Abstract

The present invention discloses an adjustable angle shaking device, comprising a base, a lower toothed disc, an upper toothed disc, a mounting seat, a rotating gear and a driving device, wherein the upper toothed disc and the lower toothed disc form a closed guide gear rail, the upper toothed disc and the lower toothed disc rotate relative to each other, and the opening angle of the guide gear rail is adjusted by rotating the lower toothed disc, the mounting seat comprises a rotating shaft, a mounting portion and a push rod, the push rod is provided with a slider connected to the push rod for sliding up and down, the rotating gear is provided on the slider, the rotating gear is connected to the guide gear rail by magnetic attraction, and the driving device drives the rotating gear to move cyclically along the guide gear rail. The present invention has the following beneficial effects: by rotating the lower toothed disc relative to the upper toothed disc, the opening angle of the guide gear rail is adjusted, thereby adjusting the shaking angle, the rotating gear is connected to the guide gear rail by magnetic attraction, and it is ensured that the rotating gear moves cyclically on the guide gear rail without falling off.

Description

Technical Field

[0001] The invention relates to the technical field of an oscillating head device, and in particular to an oscillating head device with adjustable angle. Background Art

[0002] Currently, many products need to shake their heads back and forth, such as fans. The angle of the fan's shaking is fixed and cannot be adjusted according to actual conditions, which is very inconvenient to use. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide an adjustable-angle shaking device with an adjustable shaking angle.

[0004] The technical solution to achieve the purpose of the present invention is: an angle-adjustable shaking head device, characterized in that it includes a base, a lower gear plate, an upper gear plate, a mounting seat, a rotating gear and a driving device, the base is sequentially mounted with a lower gear plate, an upper gear plate and a mounting seat from bottom to top, the lower gear plate is provided with an arc-shaped lower gear tooth group, the upper end face of the lower gear plate is provided with a lower inner arc rack which is spliced ​​with the lower gear tooth group to form a lower gear guide rail, the upper gear plate is provided with an arc-shaped upper gear tooth group, the lower end face of the upper gear plate is provided with an upper inner arc rack which is spliced ​​with the upper gear tooth group to form an upper gear guide rail, the lower inner arc rack The opening of the bar is opposite to the opening of the upper inner arc rack, and the lower gear guide rail cooperates with the upper gear guide rail to form a closed guide gear track. The upper toothed disc and the lower toothed disc rotate relative to each other, and the mounting seat includes a rotating shaft rotatably connected to the base, a mounting portion connected to the rotating shaft, and a push rod connected to the mounting portion in a 7 shape, and the push rod is provided with a slider connected to it for sliding up and down, and the rotating gear is provided on the slider, and the rotating gear is meshed with the guide gear track, and the rotating gear and the guide gear track are connected by magnetic attraction, and the driving device drives the rotating gear to move cyclically along the guide gear track.

[0005] On the basis of the above, a circular magnet concentric with the rotating gear is provided on the end face of the rotating gear, an iron bar or a magnet bar extending along the length direction of the lower gear guide rail and magnetically attracted to the magnet is provided on one side of the lower gear guide rail, and an iron bar or a magnet bar extending along the length direction of the upper gear guide rail and magnetically attracted to the magnet is provided on one side of the upper gear guide rail.

[0006] On the basis of the above, a snap-fit ​​structure is provided between the lower gear plate and the upper gear plate to fix the position of the lower gear plate and the upper gear plate.

[0007] On the basis of the above, the upper toothed disc is fixedly mounted on the base, and the lower toothed disc is rotatably and movable up and down on the base, and the buckle structure includes a boss provided on the lower toothed disc and a slot provided on the upper toothed disc and matching the boss, and a reset spring is provided between the lower toothed disc and the base for pressing the lower toothed disc toward the base and then releasing the lower toothed disc to reset the lower toothed disc.

[0008] On the basis of the above, a synchronous gear is provided between the lower gear plate and the upper gear plate and meshes with the lower gear set and the upper gear set at the same time.

[0009] On the basis of the above, the base is fixedly provided with a synchronous gear mounting seat located between the lower gear plate and the upper gear plate and used for mounting the synchronous gear.

[0010] On the basis of the above, a snap-fit ​​structure is provided between the lower gear plate and the upper gear plate to fix the position of the lower gear plate and the upper gear plate.

[0011] On the basis of the above, the lower toothed disc is rotatably and movable up and down on the base, the buckle structure includes a boss provided on the lower toothed disc and a slot provided on the upper toothed disc and matching the boss, and a return spring is provided between the lower toothed disc and the base for pressing the lower toothed disc toward the base and then releasing the lower toothed disc to reset the lower toothed disc.

[0012] The adjustable angle shaking device of the present invention has the following beneficial effects: by rotating the lower toothed disc relative to the upper toothed disc, the distance between the opening of the lower inner arc rack and the opening of the upper inner arc rack is adjusted, thereby adjusting the shaking angle; the rotating gear and the guide gear track are connected by magnetic attraction, ensuring that the rotating gear moves in a cycle on the guide gear track without falling off; a synchronous gear is provided between the lower toothed disc and the upper toothed disc, and the upper toothed disc can be rotated synchronously when the lower toothed disc is rotated, thereby facilitating the adjustment of the shaking angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention is described in detail below in conjunction with the accompanying drawings and embodiments;

[0014] Figure 1 It is a schematic diagram of the structure of the present invention;

[0015] Figure 2 It is a schematic diagram of the structure of the present invention without the mounting seat, the slider and the driving device;

[0016] Figure 3 is a top view of the present invention;

[0017] Figure 4 yes Figure 3 Schematic diagram of the cross section at AA

[0018] Figure 5 It is a structural schematic diagram of the guide gear track adjustment process of the present invention;

[0019] Figure 6 It is a structural schematic diagram of the lower toothed disc of the present invention;

[0020] Figure 7 It is a structural schematic diagram of the upper gear disc of the present invention;

[0021] Figure 8 is a schematic structural diagram of Example 2;

[0022] Fig. 9 is a top view of Example 2;

[0023] Fig.10 yes Fig. 9 Schematic diagram of the cross section at BB in the middle. DETAILED DESCRIPTION

[0024] Embodiment 1, as Figure 1 to Figure 7 As shown, the angle-adjustable shaking device comprises a base 1, a lower gear plate 2, an upper gear plate 3, a mounting seat 4, a rotating gear 5 and a driving device 6. The base 1 is sequentially mounted with the lower gear plate 2, the upper gear plate 3 and the mounting seat 4 from bottom to top. The lower gear plate 2 is provided with an arc-shaped lower gear tooth group 2.1. The upper end surface of the lower gear plate 2 is provided with a lower inner arc rack 2.2 which is spliced ​​with the lower gear tooth group 2.1 to form a lower gear guide rail 7. The lower inner arc rack 2.2 is vertically arranged on the lower gear plate 2, the upper toothed disc 3 is provided with an arc-shaped upper gear set 3.1, the lower end surface of the upper toothed disc 3 is provided with an upper inner arc rack 3.2 which is spliced ​​with the upper gear set 3.1 to form an upper gear guide rail 8, the upper inner arc rack 3.2 is vertically arranged on the lower end surface of the upper toothed disc 3, the opening of the lower inner arc rack 2.2 is opposite to the opening of the upper inner arc rack 3.2, and the lower gear guide rail 7 cooperates with the upper gear guide rail 8 to form a closed guide gear track 9 (such as Figure 5 As shown in the figure 1, the mounting seat 4 includes a rotating shaft 4.1 rotatably connected to the base 1, a mounting portion 4.2 connected to the rotating shaft 4.1, and a push rod 4.3 connected to the mounting portion 4.2 in a 7-shaped manner. The push rod 4.3 is provided with a slider 10 connected to it for sliding up and down. The rotating gear 5 is arranged on the slider 10, and the rotating gear 5 is meshed with the guide gear track 9 (that is, the rotating gear 5 is respectively meshed with the lower gear group 2.1, the lower inner arc rack 2.2, the upper gear group 3.1, and the upper inner arc rack 3.2). The rotating gear 5 is connected to the guide gear track 9 by magnetic attraction, and the driving device 6 drives the rotating gear 5 to move cyclically along the guide gear track 9. The driving device 6 adopts a driving motor, and the output shaft of the driving motor is connected to the rotating gear 5.

[0025] The upper toothed disc 3 is fixedly mounted on the base 1, and the lower toothed disc 2 is rotatably and movable up and down on the base 1. The lower toothed disc 2 is provided with a boss 2.3, and the upper toothed disc 3 is provided with a slot 3.3 matching the boss 2.3. In this embodiment, the slot 3.3 is the gap between two adjacent gear teeth. A reset spring 1.1 is provided between the lower toothed disc 2 and the base 1 to press the lower toothed disc 2 toward the base 1 and then release the lower toothed disc 2 to reset the lower toothed disc 2. Pressing the lower toothed disc 2 downward disengages the boss 2.3 from the slot 3.3. After the lower toothed disc 2 is released, the boss 2.3 is inserted into the slot 3.3 under the action of the reset spring 1.1.

[0026] The end face of the rotating gear 5 is provided with a circular magnet 11 which is concentric with the rotating gear. One side of the lower gear guide rail 7 is provided with an iron bar 2.4 which extends along the length direction of the lower gear guide rail 7 and is magnetically attracted to the magnet 11. A magnet bar 1 can also be used. One side of the upper gear guide rail 8 is provided with an iron bar 2.4 which extends along the length direction of the upper gear guide rail 8 and is magnetically attracted to the magnet 11. A magnet bar 2 can also be used.

[0027] The lower toothed disc 2 and the lower inner arc rack 2.2 are both made of magnetically attractive materials, and the above-mentioned iron bar 1 2.4 is formed integrally with the lower toothed disc 2 and the lower inner arc rack 2.2; if the lower toothed disc 2 and the lower inner arc rack 2.2 are both made of non-magnetically attractive materials, it is necessary to extend an iron bar 1 2.4 or a magnet bar 1 along the length direction of the lower gear guide rail 7 on the lower toothed disc 2 and the lower inner arc rack 2.2; similarly, the same applies to iron bar 2 3.4.

[0028] Working principle:

[0029] A fan or other device is installed on the mounting part 4.2. The lower toothed disc 2 is adjusted according to the required shaking angle. First, the lower toothed disc 2 is pressed to disengage the boss 2.3 from the slot 3.3. The lower toothed disc 2 is rotated to adjust the distance between the opening of the lower inner arc rack 2.2 and the opening of the upper inner arc tooth 3.2 (such as Figure 5 The driving motor 6 drives the rotating gear 5 to move circularly along the guide gear track 9, and the rotating gear 5 drives the slider 11 to swing. The slider 11 drives the push rod 4.3 to swing back and forth within the set shaking angle, so that the fan rotates within the set shaking angle.

[0030] Embodiment 2, as Figure 8 to Figure 10As shown, the angle-adjustable shaking device comprises a base 12, a lower gear plate 13, an upper gear plate 14, a mounting seat 15, a rotating gear 16 and a driving device 17. The base 12 is sequentially mounted with the lower gear plate 13, the upper gear plate 14 and the mounting seat 15 from bottom to top. The lower gear plate 13 is provided with an arc-shaped lower gear set 13.1. The upper end surface of the lower gear plate 13 is provided with a lower gear guide rail 18 which is spliced ​​with the lower gear set 13.1. The inner arc rack 13.2 is vertically arranged on the upper end surface of the lower toothed disc 13. The upper toothed disc 14 is provided with an arc-shaped upper gear tooth set 14.1. The lower end surface of the upper toothed disc 14 is provided with an upper inner arc rack 14.2 which is spliced ​​with the upper gear tooth set 14.1 to form an upper gear guide rail 19. The upper inner arc rack 14.2 is vertically arranged on the lower end surface of the upper toothed disc 14. The opening is opposite to the opening of the upper inner arc rack 14.2, and the lower gear guide rail 18 and the upper gear guide rail 19 cooperate to form a closed guide gear track 20. The mounting seat 15 includes a rotating shaft 15.1 rotatably connected to the base 12, a mounting portion 15.2 connected to the rotating shaft 15.1, and a push rod 15.3 connected to the mounting portion 15.2 in a 7-shaped manner. The push rod 15.3 is provided with a slider 21 connected to it for sliding up and down. The rotating gear 16 is arranged on the slider 21, and the rotating gear 16 is meshed with the guide gear track 20 (that is, the rotating gear 16 is respectively meshed with the lower gear tooth group 13.1, the lower inner arc rack 13.2, the upper gear tooth group 14.1, and the upper inner arc rack 14.2), and the rotating gear 16 is connected to the guide gear track 20 by magnetic attraction. The driving device 17 drives the rotating gear 16 to move cyclically along the guide gear track 20. The driving device 17 adopts a driving motor, and the output shaft of the driving motor is connected to the rotating gear 16 .

[0031] The lower toothed disc 13 is rotatably and movably mounted on the base 12, the lower toothed disc 13 is provided with a boss 13.3, the upper toothed disc 14 is provided with a slot 14.3 matching the boss 13.3, a return spring 12.1 is provided between the lower toothed disc 13 and the base 12 for pressing the lower toothed disc 13 toward the base 12 and then releasing the lower toothed disc 13 to reset the lower toothed disc 13, the lower toothed disc 13 is pressed downward to disengage the boss 13.3 from the slot 14.3, and after releasing the lower toothed disc 13, the boss 13.3 is inserted into the slot 14.3 under the action of the return spring 12.1.

[0032] The end face of the rotating gear 16 is provided with a circular magnet 22 which is concentric with the rotating gear. One side of the lower gear guide rail 18 is provided with an iron bar 13.4 which extends along the length direction of the lower gear guide rail 18 and is magnetically attracted to the magnet 22. A magnet bar 1 can also be used. One side of the upper gear guide rail 19 is provided with an iron bar 2 14.4 which extends along the length direction of the upper gear guide rail 19 and is magnetically attracted to the magnet 22. A magnet bar 2 can also be used.

[0033] The upper toothed disc 14 is rotatably mounted on the base 12 , and a synchronous gear 23 is disposed between the lower toothed disc 13 and the upper toothed disc 14 , which is meshed with the lower gear set 13 . 1 and the upper gear set 14 . 1 located outside the guide gear track 20 .

[0034] The base 12 is provided with a synchronous gear mounting seat 24 located between the lower gear plate 13 and the upper gear plate 14 and used for mounting the synchronous gear 23 . The synchronous gear mounting seat 24 is fixed on the base.

[0035] Working principle:

[0036] A fan or other equipment is installed on the mounting portion 15.2, and the lower toothed disc 13 is adjusted according to the required shaking angle. First, press the lower toothed disc 13 to disengage the boss 13.3 from the slot 14.3. At this time, the synchronous gear 23 is still engaged with the lower gear set 13.1. Rotate the lower toothed disc 13 to drive the upper toothed disc 14 to rotate through the synchronous gear 23, thereby adjusting the distance between the opening of the lower inner arc rack 13.2 and the opening of the upper inner arc rack 14.2 (refer to Figure 5 The driving motor 17 drives the rotating gear 16 to move circularly along the guide gear track 20, and the rotating gear 16 drives the slider 21 to swing, and the slider 21 drives the push rod 15.3 to swing back and forth within the set shaking angle, so that the fan rotates within the set shaking angle.

[0037] The attraction between the magnet and the iron bar 1 or the magnet bar 1 is greater than the gravity of the rotating gear, the magnet, the slider and the driving device.

[0038] The gear teeth in the figure are a simple drawing diagram. In practice, they are produced according to the tooth shape of the gear teeth meshing.

Claims

1. An angle-adjustable shaking device, characterized in that: It comprises a base, a lower gear plate, an upper gear plate, a mounting seat, a rotating gear and a driving device, wherein the base is sequentially mounted with a lower gear plate, an upper gear plate and a mounting seat from bottom to top, the lower gear plate is provided with a circular arc lower gear tooth group, the upper end surface of the lower gear plate is provided with a lower inner circular arc rack which is spliced ​​with the lower gear tooth group to form a lower gear guide rail, the upper gear plate is provided with an arc upper gear tooth group, the lower end surface of the upper gear plate is provided with an upper inner circular arc rack which is spliced ​​with the upper gear tooth group to form an upper gear guide rail, the opening of the lower inner circular arc rack is opposite to the opening of the upper inner circular arc rack, The lower gear guide rail cooperates with the upper gear guide rail to form a closed guide gear track, the upper gear plate and the lower gear plate rotate relative to each other, the mounting seat includes a rotating shaft rotatably connected to the base, a mounting portion connected to the rotating shaft and a push rod connected to the mounting portion in a 7 shape, the push rod is provided with a slider connected to it for sliding up and down, the rotating gear is provided on the slider, the rotating gear is meshed with the guide gear track, the rotating gear and the guide gear track are connected by magnetic attraction, and the driving device drives the rotating gear to move cyclically along the guide gear track.

2. The angle-adjustable shaking head device according to claim 1, characterized in that: The end face of the rotating gear is provided with a circular magnet concentric with the rotating gear, one side of the lower gear guide rail is provided with an iron bar or a magnet bar extending along the length direction of the lower gear guide rail and magnetically attracted to the magnet, and one side of the upper gear guide rail is provided with an iron bar or a magnet bar extending along the length direction of the upper gear guide rail and magnetically attracted to the magnet.

3. The angle-adjustable shaking head device according to claim 1, characterized in that: A buckle structure is provided between the lower gear plate and the upper gear plate to fix the positions of the lower gear plate and the upper gear plate.

4. The angle-adjustable shaking head device according to claim 3, characterized in that: The upper toothed disc is fixedly mounted on the base, and the lower toothed disc is rotatably and movable up and down on the base. The buckle structure includes a boss provided on the lower toothed disc and a slot provided on the upper toothed disc and matching the boss. A return spring is provided between the lower toothed disc and the base for pressing the lower toothed disc toward the base and then releasing the lower toothed disc to return the lower toothed disc to its original position.

5. The angle-adjustable shaking head device according to claim 1, characterized in that: A synchronous gear meshing with the lower gear set and the upper gear set is arranged between the lower gear plate and the upper gear plate.

6. The angle-adjustable shaking head device according to claim 5, characterized in that: The base is fixed with a synchronous gear mounting seat which is located between the lower gear plate and the upper gear plate and is used for mounting the synchronous gear.

7. The angle-adjustable shaking head device according to claim 5, characterized in that: A buckle structure is provided between the lower gear plate and the upper gear plate to fix the positions of the lower gear plate and the upper gear plate.

8. The angle-adjustable shaking head device according to claim 7, characterized in that: The lower toothed disc is rotatably and movably mounted on the base, the buckle structure comprises a boss provided on the lower toothed disc and a slot provided on the upper toothed disc and matching the boss, a return spring is provided between the lower toothed disc and the base for pressing the lower toothed disc toward the base and then releasing the lower toothed disc to return the lower toothed disc to its original position.

Images