CN213064029U - Fan head shaking device and fan - Google Patents
Fan head shaking device and fan Download PDFInfo
- Publication number
- CN213064029U CN213064029U CN202020196841.5U CN202020196841U CN213064029U CN 213064029 U CN213064029 U CN 213064029U CN 202020196841 U CN202020196841 U CN 202020196841U CN 213064029 U CN213064029 U CN 213064029U
- Authority
- CN
- China
- Prior art keywords
- support
- rotating bracket
- fan
- rotating
- transmission gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a fan oscillating device, which comprises a support, a first rotating bracket, a second rotating bracket, a transmission shaft, a rotary driving mechanism and a linkage piece; the first rotating bracket is arranged on the support and can rotate around a vertical axis relative to the support; the second rotating bracket is arranged on the first rotating bracket and can rotate around a first horizontal axis relative to the first rotating bracket; the transmission shaft is arranged on the second rotating bracket and can rotate around a second horizontal axis relative to the second rotating bracket; the rotary driving mechanism is arranged on the second rotating bracket and is used for driving the transmission shaft to rotate; one end of the linkage piece is fixed on the transmission shaft; the other end of the linkage piece is arranged on the support and can rotate around a third horizontal axis relative to the support; the first horizontal axis, the second horizontal axis and the third horizontal axis are not coincident. The utility model discloses need not to set up two power unit, can realize controlling, shaking head from top to bottom, simplify overall structure. The utility model also discloses a fan.
Description
Technical Field
The utility model relates to a fan field especially relates to a fan device and fan of shaking head.
Background
The effect of shaking the head about current fan only can be realized, and along with the improvement of user's demand, there has more demands to the fan angle of shaking the head, current only can realize the horizontal hunting, its scope is narrower, in order to increase the wind-force of fan and relate to the scope, often will control the head and shake the head cooperation from top to bottom, but, need set up two power structure simultaneously when two kinds of modes of shaking the head and realize respectively controlling, shake the head from top to bottom, lead to overall structure complicated.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a fan head shaking device, the utility model discloses a second purpose is to provide a fan, and it need not to set up two power unit, can realize controlling, shaking the head from top to bottom, simplifies overall structure.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
a head shaking device of a fan comprises
A support;
a first rotating bracket; the first rotating bracket is arranged on the support and can rotate around a vertical axis relative to the support;
a second rotating bracket; the second rotating bracket is arranged on the first rotating bracket and can rotate around a first horizontal axis relative to the first rotating bracket;
a drive shaft; the transmission shaft is arranged on the second rotating bracket and can rotate around a second horizontal axis relative to the second rotating bracket;
a rotation driving mechanism; the rotary driving mechanism is arranged on the second rotating bracket and is used for driving the transmission shaft to rotate;
a linkage member; one end of the linkage piece is fixed on the transmission shaft; the other end of the linkage piece is arranged on the support and can rotate around a third horizontal axis relative to the support; the first horizontal axis, the second horizontal axis and the third horizontal axis are all not coincident.
Furthermore, the rotary driving mechanism comprises a box body, a rotary motor, a bevel gear, a first transmission gear, an adjusting rod, a second transmission gear and a limiting structure; the box body is arranged on the second rotating bracket; the bevel gear is fixed on the transmission shaft; the first transmission gear is pivoted on the box body and is provided with an umbrella tooth part meshed with the bevel gear; the first transmission gear is also provided with a first transmission tooth part; the second transmission gear is pivoted on the box body and is in transmission connection with an output shaft of the rotating motor; the adjusting rod is arranged on the box body, penetrates through the second transmission gear and can move relative to the second transmission gear in the circumferential direction; the adjusting rod is provided with a second transmission tooth part meshed with the first transmission tooth part; the limiting structure is used for enabling the second transmission gear and the adjusting rod to be circumferentially fixed.
Furthermore, the adjusting rod can also move axially relative to the second transmission gear; the limiting structure comprises a pressing spring, a limiting block and a limiting groove formed by the inner wall of the second transmission gear sinking towards the direction far away from the central axis of the second transmission gear; the limiting block is arranged on the adjusting rod through the abutting spring; the adjusting rod can be linked with the limiting block to be inserted into or separated from the limiting groove when moving along the axial direction; when the limiting block is inserted into the limiting groove, the abutting spring is compressed to provide elastic stress for urging the limiting block to abut against the bottom of the limiting groove.
Furthermore, the inner wall of the second transmission gear is provided with two limiting grooves which are oppositely arranged; two limiting blocks are respectively fixed at two ends of the abutting spring; the two limiting blocks are used for corresponding to the two limiting grooves one by one.
Furthermore, the adjusting rod is provided with an installation channel penetrating through two opposite sides of the adjusting rod, and the abutting spring is movably arranged in the installation channel in a penetrating mode.
Furthermore, the first rotating bracket comprises a U-shaped bracket body and a support rod fixed at the bottom end of the U-shaped bracket body; the supporting rod is rotatably arranged on the support; the second rotating support is arranged in the U-shaped frame body, and rotating shafts are respectively fixed on two opposite sides of the second rotating support; two perforations which are arranged in one-to-one correspondence with the two rotating shafts are respectively arranged on two opposite sides of the U-shaped frame body, and the rotating shafts are rotatably arranged in the corresponding perforations in a penetrating way.
Further, the rotating shaft is installed on the U-shaped frame body through a limiting rod, and the diameter of the limiting rod is larger than that of the through hole.
Furthermore, the support extends upwards to form a cylindrical inserting column, and an inserting column is arranged in the cylindrical inserting column; the support rod is provided with a jack; the support rod is inserted into the cylindrical insertion column in a matching mode, and the insertion hole is sleeved outside the insertion column in a matching mode.
Furthermore, the fan oscillating device also comprises a special-shaped double torsion spring, wherein the special-shaped double torsion spring comprises a U-shaped connecting part and two spring bodies which are separately arranged and fixed at two opposite ends of the U-shaped connecting part; spring arms of the two spring bodies are respectively fixed on two opposite sides of the first rotating bracket; the two spring bodies are matched to provide a force for enabling the U-shaped connecting part to be abutted against the bottom end of the second rotating support so as to support the elastic stress of the second rotating support.
The second purpose of the utility model is realized by adopting the following technical scheme:
a fan comprises a fan blade, a machine body and the fan oscillating device, wherein the fan blade is arranged on a second rotating bracket; the support is mounted on the machine body.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a setting can be around the first runing rest of vertical axis pivot, install on the first runing rest and can be around horizontal axis pivoted second runing rest, after deuterogamy rotary driving mechanism, transmission shaft and linkage, drive this linkage of transmission shaft linkage through rotary driving mechanism and rotate, this moment linkage is rotatory around its nodical with the support under the supporting action, thereby circular motion is made to the back-thrust transmission shaft, the transmission shaft is circular motion and realizes driving first runing rest left and right sides simultaneously and rotate, and drive second runing rest tilting, so, only need a rotary driving mechanism, the structure can be simplified.
Drawings
Fig. 1 is a schematic structural view of the fan of the present invention;
FIG. 2 is a schematic structural view of the oscillating device of the fan of the present invention;
fig. 3 is a schematic structural view of the rotary driving mechanism of the present invention;
fig. 4 is one of the schematic structural diagrams of the limiting structure of the present invention;
fig. 5 is a second schematic structural view of the limiting structure of the present invention;
fig. 6 is one of the structural schematic diagrams of the support, the first rotating bracket and the second rotating bracket of the present invention;
fig. 7 is a second schematic structural view of the support, the first rotating bracket and the second rotating bracket according to the present invention.
In the figure: 10. a support; 20. a first rotating bracket; 21. a U-shaped frame body; 22. a strut; 30. a second rotating bracket; 31. a first screw mounting hole; 32. a mounting wall; 33. a second screw mounting hole; 40. a drive shaft; 50. a rotation driving mechanism; 51. a box body; 52. a bevel gear; 53. a first drive gear; 531. an umbrella tooth part; 532. a first transmission tooth part; 54. adjusting a rod; 541. a second transmission tooth part; 55. a second transmission gear; 56. a limiting structure; 561. pressing the spring; 562. a limiting block; 563. a limiting groove; 60. a linkage member; 70. a rotating shaft; 80. perforating; 90. a limiting rod; 100. cylindrical inserting columns; 110. inserting a column; 120. a special-shaped double torsion spring; 121. a U-shaped connecting part; 122. a spring body; 130. a fan blade; 140. a body; 150. installing a channel; 160. and (4) inserting the jack.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
A fan oscillating apparatus as shown in fig. 2-7, comprising a support 10, a first rotating bracket 20, a second rotating bracket 30, a transmission shaft 40, a rotary driving mechanism 50 and a linkage 60; wherein the content of the first and second substances,
the first rotating bracket 20 is mounted on the support 10 and can rotate around a vertical axis (an axis A parallel to the Y direction shown in FIG. 2) relative to the support 10, namely, the first rotating bracket 20 can swing left and right relative to the support 10;
the second rotating bracket 30 is mounted on the first rotating bracket 20 and can rotate around a first horizontal axis (an axis B parallel to the X direction as shown in fig. 2) relative to the first rotating bracket 20, that is, the second rotating bracket 30 can swing up and down relative to the first rotating bracket 20;
the transmission shaft 40 is mounted on the second rotating bracket 30 and can rotate around a second horizontal axis (as shown by an axis C in fig. 2) relative to the second rotating bracket 30; specifically, the transmission shaft 40 is horizontally arranged, and the second horizontal axis coincides with the central axis of the transmission shaft 40; here, the transmission shaft 40 may be mounted on the second rotating bracket 30 through a bearing, but of course, the second rotating bracket 30 may also be mounted on the support 10 through other manners as long as the rotatable mounting of the second rotating bracket 30 can be achieved;
the rotary driving mechanism 50 is mounted on the second rotating bracket 30 and is used for driving the transmission shaft 40 to rotate;
one end of the link 60 is fixed on the transmission shaft 40; the other end of the link 60 is mounted on the support 10 and can rotate around a third horizontal axis (shown as an axis D in fig. 2) relative to the support 10; the first horizontal axis, the second horizontal axis and the third horizontal axis are all not coincident; thus, the rotation range of the link 60 is a circle (as shown in fig. 2) with the intersection E of the third horizontal axis and the support 10 as the center, and the rotation of the transmission shaft 40 is restricted by the support 10 due to the arrangement of the link 60, and at this time, the periphery of the circle is the motion track of the transmission shaft 40.
On the basis of the above structure, when the fan oscillating device is used, the fan blade 130 is arranged on the second rotating bracket 30; the rotary driving mechanism 50 is started to drive the transmission shaft 40 to rotate, the transmission shaft 40 drives the linkage piece 60 to rotate when rotating, at the moment, the linkage piece 60 can only rotate around the intersection point E under the limitation of the support 10, so that the linkage piece 60 reacts on the transmission shaft 40, the positions of the transmission shaft 40 in the X direction and the Y direction are changed, at the moment, the change in the X direction is transmitted to the first rotary support 20 through the second rotary support 30, the first rotary support 20 is driven to swing left and right, the position change in the Y direction is transmitted to the second rotary support 30, and the second rotary support 30 swings up and down, so that the left and right and up and down swinging of the fan blade 130 are realized, namely, the air supply range of the fan blade 130 is expanded, and the requirements of users are met.
The rotary driving mechanism 50 may be a motor, and an output shaft of the motor is in transmission connection with the transmission shaft 40.
As shown in the embodiment of fig. 2 to 5, the rotation driving mechanism 50 preferably includes a box 51, a rotation motor, a bevel gear 52, a first transmission gear 53, an adjusting rod 54, a second transmission gear 55 and a limit structure 56; wherein the case 51 is mounted on the second rotating bracket 30; the bevel gear 52 is fixed on the transmission shaft 40, and the bevel gear 52 is coaxially arranged with the transmission shaft 40; the first transmission gear 53 is pivoted on the box body 51 through a bearing or a rotating shaft, and at the moment, the first transmission gear 53 can rotate around the central axis of the first transmission gear 53 relative to the box body 51; the first transmission gear 53 has a bevel gear portion 531 meshing with the bevel gear 52; the first transmission gear 53 is also provided with a first transmission tooth 532; the second transmission gear 55 is pivoted on the box body 51 and is in transmission connection with an output shaft of the rotating motor; the body 140 of the specific rotating electrical machine is mounted on the case 51 or the second rotating bracket 30; the adjusting rod 54 is installed on the box body 51 and penetrates through the second transmission gear 55, and it can be understood that the second transmission gear 55 is provided with an inner channel, and the adjusting rod 54 penetrates through the inner channel; the adjusting rod 54 can perform circumferential relative movement relative to the second transmission gear 55; the adjusting lever 54 is provided with a second transmission gear portion 541 meshed with the first transmission gear portion 532; the limiting structure 56 is used for circumferentially fixing the second transmission gear 55 and the adjusting rod 54.
On the basis of the structure, when the swing direction of the fan blade 130 needs to be adjusted, the first transmission tooth part 532 and the second transmission tooth part 541 are fixed by the limiting structure 56, at this time, the rotating motor drives the second transmission gear 55 to rotate, and the power of the second transmission gear 55 is transmitted to the transmission shaft 40 through the second transmission tooth part 541 of the adjusting rod 54, the first transmission tooth part 532 of the first transmission gear 53, the umbrella tooth part 531 of the first transmission gear 53 and the bevel gear 52 in sequence, so that the transmission shaft 40 is driven to rotate; when the second transmission gear 55 and the adjustment lever 54 are unlocked, the adjustment lever 54 does not rotate with the second transmission gear 55, that is, the orientation of the fan blade 130 is not adjusted, so that the direction of the fan blade 130 can be selectively adjusted.
It should be mentioned that the bevel gear 52, the first transmission gear 53, the adjusting rod 54, the second transmission gear 55 and the limiting structure 56 are all disposed in the box 51, so that the space inside the box 51 can be reasonably utilized by matching different components, thereby further reducing the overall volume.
Specifically, the output shaft of the rotating electrical machine is provided with a screw thread, which is engaged with the second transmission gear 55.
The limit structure 56 may be a fixing bolt, and the fixing bolt passes through the adjusting rod 54 and the second transmission gear 55, but the fixing bolt is easily lost after the fixing bolt is pulled out; therefore, the following embodiments are preferred for the limiting structure 56 in this embodiment: as shown in fig. 4-5, the adjusting rod 54 is also axially movable relative to the second transmission gear 55; the limiting structure 56 comprises a pressing spring 561, a limiting block 562 and a limiting groove 563 which is formed by the inner wall of the second transmission gear 55 sinking towards the direction far away from the central axis; the limiting block 562 is mounted on the adjusting rod 54 through the pressing spring 561; when the adjusting rod 54 moves along the axial direction, the adjusting rod can be linked with the limiting block 562 to be inserted into or separated from the limiting groove 563; when the limiting block 562 is inserted into the limiting groove 563, the pressing spring 561 is compressed to provide an elastic stress for urging the limiting block 562 to abut against the bottom of the limiting groove 563, and at this time, the second transmission gear 55 can drive the adjusting rod 54 to rotate when rotating; when the limit block 562 is separated from the limit groove 563, the limit block 562 can be linked to the upper side of the second transmission gear 55, and at this time, the pressing spring 561 is restored, so that the distance between the limit block 562 and the central axis of the second transmission gear 55 is greater than the inner radius of the second transmission gear 55, and the adjusting rod 54 can be prevented from moving downward.
It should be noted that, when the adjusting lever 54 is moved, the inner wall of the second transmission gear 55 abuts against the limiting block 562 under the action of the external force, so that the abutting spring 561 is deformed, and the adjusting lever 54 can be moved smoothly.
In order to further improve the relative stability of the second transmission gear 55 and the adjusting rod 54, preferably, two limiting grooves 563 are formed in the inner wall of the second transmission gear 55; two limiting blocks 562 are respectively fixed at two ends of the pressing spring 561; the two limiting blocks 562 are used for corresponding to the two limiting grooves 563 one to one.
Specifically, the adjusting rod 54 is provided with an installation channel 150 penetrating through two opposite sides thereof, and the pressing spring 561 is movably arranged in the installation channel 150 in a penetrating manner, so that the structure is simple.
The first rotating bracket 20 may be mounted on the support 10 through a bearing, and of course, the first rotating bracket 20 may also be mounted on the support 10 through other manners as long as the rotatable mounting of the first rotating bracket 20 can be achieved.
As shown in fig. 2 and fig. 6 to 7, further, the first rotating bracket 20 includes a U-shaped bracket 21 and a supporting rod 22 fixed at the bottom end of the U-shaped bracket 21, it should be noted that an opening of the U-shaped bracket 21 is located at the top end of the U-shaped bracket 21, and correspondingly, the other end of the U-shaped bracket 21 corresponding to the opening is located at the bottom end of the U-shaped bracket 21; the strut 22 is rotatably mounted on the support 10; the second rotating bracket 30 is arranged in the U-shaped frame body 21, and the rotating shafts 70 are respectively fixed on two opposite sides of the second rotating bracket 30; two opposite sides of the U-shaped frame body 21 are respectively provided with two through holes 80 which are arranged corresponding to the two rotating shafts 70 one by one, the rotating shafts 70 are rotatably arranged in the corresponding through holes 80 in a penetrating way, and it can be understood that the rotating shafts 70 can rotate around the central axes thereof; thus, both sides of the second rotating bracket 30 are supported, and the connection is more stable.
Further, the rotating shaft 70 is installed on the U-shaped frame body 21 through the limiting rod 90, the diameter of the limiting rod 90 is larger than that of the through hole 80, and at this time, after the rotating shaft 70 passes through the installation through hole 80, the limiting rod 90 can abut against the inner wall of the U-shaped frame body 21 to prevent the rotating shaft 70 on one side from excessively extending out of the through hole 80, so that the rotating shaft 70 on the other side is separated from the corresponding through hole 80.
Specifically, the inner side surface of the U-shaped frame body 21 is formed into a first limiting surface around the circumferential portion of the through hole 80, the surface of the limiting rod 90 facing the through hole 80 is formed into a second limiting surface, and the second limiting surface can be abutted against the first limiting surface; the shaft 70 is mounted on the second limiting surface.
More specifically, the rotating shaft 70 and the stopper rod 90 are coaxially disposed.
Further, the support 10 extends upward to form a cylindrical insertion column 100, and an insertion column 110 is arranged in the cylindrical insertion column 100; the support rod 22 is provided with a jack 160; the supporting rod 22 is inserted into the cylindrical inserting column 100 in a matching manner, namely, a gap between the outer wall of the supporting rod 22 and the inner wall of the cylindrical inserting column 100 is very small, so that the cylindrical inserting column 100 can limit the supporting rod 22 to swing in the rotating process of the supporting rod 22; the insertion hole 160 is sleeved outside the insertion column 110 in a matching manner, that is, a gap between a hole wall of the insertion hole 160 of the support rod 22 and an outer wall of the insertion column 110 is very small, so that the insertion column 110 can limit the support rod 22 from shaking during the rotation of the support rod 22; thus, the double limitation of the strut 22 is realized, and the stability of the rotation of the strut 22 is improved.
Specifically, the second rotating bracket 30 includes a cylindrical bracket body, and a first screw mounting hole 31 is formed at the bottom of the cylindrical bracket body; the wall of the cylindrical frame body extends outwards to form a mounting wall 32, and the mounting wall 32 is provided with a second screw mounting hole 33; in this way, the fan blade 130 and the case 51 can be coupled to the cylindrical frame body through the first screw mounting holes 31 and the second screw mounting holes 33, respectively.
Preferably, the oscillating device of the fan further comprises a special-shaped double torsion spring 120, the special-shaped double torsion spring 120 comprises a U-shaped connecting portion 121 and two spring bodies 122 which are separately arranged and fixed at two opposite ends of the U-shaped connecting portion 121, and specifically, one end of each spring body 122 is connected with the end portion of the U-shaped connecting portion 121 far away from the bottom end of the U-shaped connecting portion 121; here, the spring body 122 may be an existing coil spring; the spring arms of the two spring bodies are respectively fixed on two opposite sides of the first rotating bracket 20, that is, the two spring bodies 122 correspond to two opposite sides of the first rotating bracket 20, wherein the spring arm of one spring body is fixed on one side of the first rotating bracket 20, and the spring arm of the other spring body is fixed on the other side of the second rotating bracket 30; the two spring bodies 122 are matched to provide a force for urging the U-shaped connecting portion 121 to abut against the bottom end of the second rotating bracket 30 so as to support the elastic stress of the second rotating bracket 30, so that when the second rotating bracket 30 is driven to rotate upwards by the rotary driving mechanism 50, the special-shaped double-torsion spring provides an upward force to reduce the weight of the second rotating bracket 30, thereby reducing the stress of external power; when the second rotation bracket 30 is driven to rotate downwards, although the second rotation bracket 30 is subjected to the elastic stress of the deformed double-torsion spring, the self weight of the second rotation bracket 30 can provide partial power for the downward rotation of the second rotation bracket 30, so that the load on the rotation driving mechanism 50 can be reduced, and the load on the rotation driving mechanism 50 during the downward rotation can be ensured. Specifically, the shaped double torsion spring 120 starts to release force during the upward rotation of the second rotating bracket 30, and the shaped double torsion spring 120 gradually accumulates energy during the downward rotation of the second rotating bracket 30.
The above-mentioned deformed double torsion spring 120 can be a double torsion spring as disclosed in patent No. CN 207762168U.
As shown in fig. 1, the present invention further provides a fan, which comprises a fan blade 130, a body 140 and the above-mentioned fan oscillating device, wherein the fan blade 130 is mounted on the second rotating bracket 30; the cradle 10 is mounted on the body 140.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. The utility model provides a fan device of shaking head which characterized in that: comprises that
A support;
a first rotating bracket; the first rotating bracket is arranged on the support and can rotate around a vertical axis relative to the support;
a second rotating bracket; the second rotating bracket is arranged on the first rotating bracket and can rotate around a first horizontal axis relative to the first rotating bracket;
a drive shaft; the transmission shaft is arranged on the second rotating bracket and can rotate around a second horizontal axis relative to the second rotating bracket;
a rotation driving mechanism; the rotary driving mechanism is arranged on the second rotating bracket and is used for driving the transmission shaft to rotate;
a linkage member; one end of the linkage piece is fixed on the transmission shaft; the other end of the linkage piece is arranged on the support and can rotate around a third horizontal axis relative to the support; the first horizontal axis, the second horizontal axis and the third horizontal axis are all not coincident.
2. A fan oscillating device according to claim 1, characterized in that: the rotary driving mechanism comprises a box body, a rotary motor, a bevel gear, a first transmission gear, an adjusting rod, a second transmission gear and a limiting structure; the box body is arranged on the second rotating bracket; the bevel gear is fixed on the transmission shaft; the first transmission gear is pivoted on the box body and is provided with an umbrella tooth part meshed with the bevel gear; the first transmission gear is also provided with a first transmission tooth part; the second transmission gear is pivoted on the box body and is in transmission connection with an output shaft of the rotating motor; the adjusting rod is arranged on the box body, penetrates through the second transmission gear and can move relative to the second transmission gear in the circumferential direction; the adjusting rod is provided with a second transmission tooth part meshed with the first transmission tooth part; the limiting structure is used for enabling the second transmission gear and the adjusting rod to be circumferentially fixed.
3. A fan oscillating device according to claim 2, characterized in that: the adjusting rod can also move along the axial direction relative to the second transmission gear; the limiting structure comprises a pressing spring, a limiting block and a limiting groove formed by the inner wall of the second transmission gear sinking towards the direction far away from the central axis of the second transmission gear; the limiting block is arranged on the adjusting rod through the abutting spring; the adjusting rod can be linked with the limiting block to be inserted into or separated from the limiting groove when moving along the axial direction; when the limiting block is inserted into the limiting groove, the abutting spring is compressed to provide elastic stress for urging the limiting block to abut against the bottom of the limiting groove.
4. A fan oscillating device according to claim 3, characterized in that: the inner wall of the second transmission gear is provided with two limiting grooves which are oppositely arranged; two limiting blocks are respectively fixed at two ends of the abutting spring; the two limiting blocks are used for corresponding to the two limiting grooves one by one.
5. A moving head device for a fan according to claim 4, wherein: the adjusting rod is provided with an installation channel penetrating through two opposite sides of the adjusting rod, and the abutting spring is movably arranged in the installation channel in a penetrating mode.
6. A fan oscillating device according to claim 1, characterized in that: the first rotating bracket comprises a U-shaped bracket body and a support rod fixed at the bottom end of the U-shaped bracket body; the supporting rod is rotatably arranged on the support; the second rotating support is arranged in the U-shaped frame body, and rotating shafts are respectively fixed on two opposite sides of the second rotating support; two perforations which are arranged in one-to-one correspondence with the two rotating shafts are respectively arranged on two opposite sides of the U-shaped frame body, and the rotating shafts are rotatably arranged in the corresponding perforations in a penetrating way.
7. A moving head device for a fan according to claim 6, wherein: the pivot is installed through the gag lever post on the U type support body, the diameter of gag lever post is greater than fenestrate diameter.
8. A moving head device for a fan according to claim 6, wherein: the support extends upwards to form a cylindrical inserting column, and an inserting column is arranged in the cylindrical inserting column; the support rod is provided with a jack; the support rod is inserted into the cylindrical insertion column in a matching mode, and the insertion hole is sleeved outside the insertion column in a matching mode.
9. A fan oscillating device according to any one of claims 1-8, characterized in that: the fan oscillating device also comprises a special-shaped double torsion spring, wherein the special-shaped double torsion spring comprises a U-shaped connecting part and two spring bodies which are separately arranged and fixed at two opposite ends of the U-shaped connecting part; spring arms of the two spring bodies are respectively fixed on two opposite sides of the first rotating bracket; the two spring bodies are matched to provide a force for enabling the U-shaped connecting part to be abutted against the bottom end of the second rotating support so as to support the elastic stress of the second rotating support.
10. A fan, characterized by: a moving head device for a fan comprising a fan blade, a body and a fan according to any one of claims 1-9, wherein said fan blade is mounted on said second rotating bracket; the support is mounted on the machine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020196841.5U CN213064029U (en) | 2020-02-21 | 2020-02-21 | Fan head shaking device and fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020196841.5U CN213064029U (en) | 2020-02-21 | 2020-02-21 | Fan head shaking device and fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213064029U true CN213064029U (en) | 2021-04-27 |
Family
ID=75550941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020196841.5U Active CN213064029U (en) | 2020-02-21 | 2020-02-21 | Fan head shaking device and fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213064029U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111237226A (en) * | 2020-02-21 | 2020-06-05 | 佛山市顺德区坚鹏实业有限公司 | Fan head shaking device and fan |
-
2020
- 2020-02-21 CN CN202020196841.5U patent/CN213064029U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111237226A (en) * | 2020-02-21 | 2020-06-05 | 佛山市顺德区坚鹏实业有限公司 | Fan head shaking device and fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109026531B (en) | Variable pitch device of wind driven generator | |
| CN213064029U (en) | Fan head shaking device and fan | |
| CN202049666U (en) | Teaching instrument of arm transmission structure of robot | |
| CN210686916U (en) | Speed reducer with adjustable base | |
| CN111237226A (en) | Fan head shaking device and fan | |
| CN104064870B (en) | Chinese character pin-shaped array antenna automatic pitching device | |
| CN211859528U (en) | Temporary support for cables for building | |
| CN116892295A (en) | Glass curtain wall installation auxiliary positioning device with good applicability | |
| CN213003416U (en) | Welding device capable of being remotely controlled | |
| CN210979252U (en) | Thing networking security protection is with adjusting control support | |
| CN112460420B (en) | Control lifting support with make things convenient for regulatory function | |
| CN209340190U (en) | A kind of fan head swinging mechanism and the fan using the mechanism | |
| CN212057181U (en) | Modularization movie & TV lamp angle adjusting device | |
| CN211810288U (en) | Unmanned mapping machine | |
| CN212774877U (en) | Fan multi-angle swing bearing structure | |
| CN209781267U (en) | Fan and oscillating structure thereof | |
| CN113914770A (en) | Drilling equipment for electric power construction | |
| CN220228570U (en) | Outboard engine display screen adjusting device | |
| CN201225061Y (en) | Windward angle-adjustable window | |
| CN210485096U (en) | Angle adjusting mechanism of finance ATM camera | |
| CN216034625U (en) | Direction is from locking-type direction machine frame assembly | |
| CN216617960U (en) | Oscillating fan capable of manually adjusting pitch angle | |
| CN220979900U (en) | Household floor fan | |
| CN218407880U (en) | Lifting fan | |
| CN214101119U (en) | Intelligent 5G teleoperation equipment transmission assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |