CN221074711U - Fan head multi-connecting-rod gear folding structure and air purifier - Google Patents
Fan head multi-connecting-rod gear folding structure and air purifier Download PDFInfo
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- CN221074711U CN221074711U CN202323185916.2U CN202323185916U CN221074711U CN 221074711 U CN221074711 U CN 221074711U CN 202323185916 U CN202323185916 U CN 202323185916U CN 221074711 U CN221074711 U CN 221074711U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 255
- 238000005452 bending Methods 0.000 claims description 14
- 238000004887 air purification Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of air purification, in particular to a fan head multi-connecting-rod gear folding structure, which comprises a fixed base, wherein a driving assembly is arranged on the fixed base; the fan head is fixedly provided with a fourth transmission gear; the multi-connecting-rod gear folding assembly comprises a first transmission gear rod and a second transmission gear rod, wherein the first end of the first transmission gear rod is hinged with the fixed base, the second end of the first transmission gear rod is in meshed connection with the first end of the second transmission gear rod, and the second end of the second transmission gear rod is in meshed connection with the fourth transmission gear; the driving assembly is used for driving the first end of the first transmission gear rod to rotate relative to the fixed base, so that the first transmission gear rod, the second transmission gear rod and the fourth transmission gear are deformed in a movement mode, and the fan head is lifted or landed relative to the fixed base. The driving component drives the multi-connecting rod gear folding component to move and deform, so that the fan head is lifted or fallen relative to the fixed base.
Description
Technical Field
The utility model relates to the technical field of air purification, in particular to a fan head multi-connecting-rod gear folding structure and an air purifier.
Background
Currently, there are two general structures for air purifier products available on the market: the fan head is directly and fixedly arranged on the purifier main body, the whole size is large, the fan head cannot be folded and stored, and the use is inconvenient; the other is that the fan head can be folded and installed on the main body of the purifier, as disclosed in Chinese patent application publication No. CN219101661U, a single-motor fan head lifting structure and an air purifier using the structure are disclosed, the single-motor fan head lifting structure comprises a base component, a head lifting component and a fan head component, two ends of the head lifting component are respectively and movably connected with the base component and the fan head component, the fan head component is lifted and fallen relatively to the base component and simultaneously rotates and resets relatively to the head lifting component, the head lifting component comprises a lower joint component, an upper joint component and a lifting arm, the lower joint component comprises a lower joint motor, a lower joint gear and a lower joint gear ring which are meshed with each other, the lower joint motor is fixed on the base component, the lower joint gear ring is fixed on an output shaft of the lower joint motor, the lower joint gear ring is fixed on the lifting arm, the lower end of the lifting arm is provided with a lower joint shaft, the upper joint shaft is correspondingly arranged, and the lower joint shaft is rotationally connected with the base component, and the lower joint motor drives the lifting arm to rotate and lift around the lower joint shaft through the lower joint gear; the upper joint assembly comprises a linkage gear ring, an upper joint gear set and an upper joint output gear which are meshed with each other, the linkage gear ring is fixed on the base assembly, the upper joint gear set and the upper joint output gear are both arranged on the lifting arm, the upper joint output gear is fixedly connected with the fan head assembly through an upper joint shaft, the upper joint shaft is rotationally connected to the upper end of the lifting arm, the lifting arm rotationally drives the upper joint gear set to rotate relative to the linkage gear ring and simultaneously drives the upper joint output gear to rotate, the fan head assembly rotates around the upper joint shaft, and gradually rises up and resets towards the horizontal direction relative to the horizontal direction, and the rotation speed of the fan head assembly around the upper joint shaft is greater than that of the lifting arm around the lower joint shaft. According to the prior art, the synchronous operation of the lower joint assembly and the upper joint assembly is realized through one linkage gear ring, and the head lifting action and the rotating action of the fan head assembly can be realized through only one lower joint motor. However, the head-up assembly in the prior art has very complex structure, difficult assembly, higher production cost and overlarge volume, so that the area of an air outlet is too small, and the performance of a product is affected.
Accordingly, there is room for improvement and development in the prior art.
Disclosure of utility model
Aiming at the defects in the prior art, the utility model provides the fan head multi-connecting-rod gear folding structure and the air purifier, wherein the driving assembly drives the multi-connecting-rod gear folding assembly to move and deform, so that the fan head is lifted or fallen relative to the fixed base.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
The multi-connecting-rod gear folding structure of the fan head comprises a fixed base, wherein a driving assembly is arranged on the fixed base; the fan head is fixedly provided with a fourth transmission gear; the multi-connecting-rod gear folding assembly comprises a first transmission gear rod and a second transmission gear rod, wherein the first end of the first transmission gear rod is hinged with the fixed base, the second end of the first transmission gear rod is in meshed connection with the first end of the second transmission gear rod, and the second end of the second transmission gear rod is in meshed connection with the fourth transmission gear; the driving assembly is used for driving the first end of the first transmission gear rod to rotate relative to the fixed base, so that the first transmission gear rod, the second transmission gear rod and the fourth transmission gear are deformed in a movement mode, and the fan head is lifted or landed relative to the fixed base. The utility model is arranged in such a way that the driving component drives the multi-link gear folding component to deform (unfold or fold) so as to lift or drop the fan head relative to the fixed base, more specifically, the driving component drives the first end of the first transmission gear rod to rotate relative to the fixed base, the first transmission gear rod drives the second transmission gear rod to rotate relative to the first transmission gear rod, the second transmission gear rod drives the fourth transmission gear to rotate, and the fan head is lifted or dropped relative to the fixed base.
According to the scheme, the second end of the first transmission gear rod is provided with a first transmission gear; the first end of the second transmission gear rod is provided with a second transmission gear, the second end of the second transmission gear rod is provided with a third transmission gear, the second transmission gear is connected with the first transmission gear in a meshed mode, and the third transmission gear is connected with the fourth transmission gear in a meshed mode. When the fan head is lifted, the driving assembly drives the first end of the first transmission gear rod to rotate upwards clockwise relative to the fixed base, the first transmission gear also rotates upwards clockwise relative to the fixed base, the second transmission gear meshed with the first transmission gear rotates upwards anticlockwise relative to the first transmission gear, the second transmission gear rod and the third transmission gear also rotate upwards anticlockwise relative to the first transmission gear, and the fourth transmission gear meshed with the third transmission gear rotates upwards clockwise relative to the third transmission gear and is fixedly connected with the fan head to lift relative to the fixed base; when the fan head descends, the working principle is opposite to that of the fan head lifting, and the fan head can be realized only by driving the first end of the first transmission gear rod to rotate anticlockwise and downwards relative to the fixed base by the driving component.
In practical application, the first transmission gear and the first transmission gear rod are of an integrated structure or of a structure which is mutually separated but fixed in position; the second transmission gear rod, the second transmission gear and the third transmission gear are of an integrated structure or of a structure which is mutually separated and fixed in position.
According to the scheme, the first connecting rod is arranged between the first transmission gear of the first transmission gear rod and the second transmission gear of the second transmission gear rod, and the first connecting rod is used for enabling the first transmission gear to be always in meshed connection with the second transmission gear; a second connecting rod is arranged between the third transmission gear of the second transmission gear rod and the fourth transmission gear of the fan head, and the second connecting rod is used for enabling the third transmission gear to be meshed and connected with the fourth transmission gear all the time. The utility model is arranged in such a way that the first transmission gear and the second transmission gear are always in meshed connection through the first connecting rod, tooth disengagement can not occur, and the transmission effect between the first transmission gear rod and the second transmission gear rod is stable and reliable; similarly, the third transmission gear and the fourth transmission gear are always meshed and connected through the second connecting rod, tooth disengagement cannot occur, and the transmission effect between the second transmission gear rod and the fan head is stable and reliable.
According to the scheme, the first transmission gear rod is internally provided with the first accommodating groove, the first accommodating groove is internally provided with the first linkage rod, the first end of the first linkage rod is hinged with the fixed base, and the second end of the first linkage rod is hinged with the first linkage rod. The utility model is arranged in such a way, the linkage property between the first transmission gear rod and the second transmission gear rod can be improved through the first linkage rod, and meanwhile, a certain bearing capacity for the fan head can be achieved.
In practical application, the cross section of first transmission gear pole be U type structure, can make first gangbar convenient assembling. Of course, the first transmission gear rod and the first linkage rod can be arranged in a plate-shaped structure and in parallel, and the purpose of the invention can be realized.
According to the above scheme, be equipped with first connecting hole, second connecting hole and third connecting hole on the first connecting rod, first connecting hole is articulated with first drive gear, and the second connecting hole is articulated with the second end of first linkage rod, and the third connecting hole is articulated with second drive gear. The utility model is arranged in such a way that the assembly is convenient. More specifically, the first connecting hole is hinged with the axle center of the first transmission gear, and the third connecting hole is hinged with the axle center of the second transmission gear, so that the first transmission gear and the second transmission gear can rotate along the axle center of the gears relative to the first connecting rod when rotating.
According to the scheme, the first connecting rod is provided with the first bending part at one side close to the first linkage rod, and the second connecting hole is formed in the first bending part; the first connecting hole is arranged at the first end of the first connecting rod, and the third connecting hole is arranged at the second end of the first connecting rod. The utility model is arranged in such a way that an included angle is formed between the first end and the second end of the first connecting rod, when the first connecting rod synchronously rotates along with the first transmission gear rod, the first connecting rod takes the second connecting hole as a base point to keep a rotary push-pull force for the first transmission gear and the second transmission gear meshed, and the first transmission gear is combined with the rotation of the first transmission gear to drive the second transmission gear to rotate, so that the transmissibility and the linkage performance are better.
According to the scheme, the second transmission gear rod is internally provided with the second accommodating groove, the second accommodating groove is internally provided with the second linkage rod, the first end of the second linkage rod is hinged with the first connecting rod, and the second end of the second linkage rod is hinged with the second connecting rod. The utility model is arranged in such a way, the linkage property between the first connecting rod and the second connecting rod can be improved through the second linkage rod, and meanwhile, a certain bearing capacity for the fan head can be achieved.
In practical application, the section of the second transmission gear rod is of a U-shaped structure, so that the second linkage rod is convenient to assemble. Of course, the second transmission gear rod and the second linkage rod can be arranged in a plate-shaped structure and in parallel, and the aim of the invention can be achieved.
According to the above scheme, the second connecting rod is provided with a fourth connecting hole, a fifth connecting hole and a sixth connecting hole, the fourth connecting hole is hinged with the second end of the second linkage rod, the fifth connecting hole is hinged with the third transmission gear, and the sixth connecting hole is hinged with the fourth transmission gear. The utility model is arranged in such a way that the assembly is convenient. More specifically, the fifth connecting hole is hinged with the axle center of the third transmission gear, and the sixth connecting hole is hinged with the axle center of the fourth transmission gear, so that the third transmission gear and the fourth transmission gear can rotate along the axle center of the gears when rotating.
According to the above scheme, one side of the second connecting rod, which is close to the second transmission gear rod, is provided with a second bending part, the fifth connecting hole is arranged on the second bending part, the fourth connecting hole is arranged at the first end of the second connecting rod, and the sixth connecting hole is arranged at the second end of the second connecting rod. The utility model is arranged in such a way that an included angle is formed between the first end and the second end of the second connecting rod, when the second linkage rod synchronously rotates along with the second transmission gear rod, the second connecting rod takes the fifth connecting hole as a lever base point to keep a rotary push-pull force for the third transmission gear and the fourth transmission gear meshed, and the fourth transmission gear is driven to rotate by combining the rotation of the third transmission gear, so that the transmission and linkage performance are better.
The utility model provides an air purifier, includes the clarifier main part and foretell fan head many connecting rods gear folding structure, the air outlet of clarifier main part is equipped with accomodates the groove, and fixed base installs in accomodating the inslot, can accomodate in accomodating the inslot after many connecting rods gear folding assembly are folding. The utility model combines the fan head multi-connecting rod gear folding structure on the purifier main body, can realize the lifting or falling of the fan head, and is more convenient to fold and store.
The utility model has the beneficial effects that:
The utility model is arranged in such a way, the driving component drives the multi-link gear folding component to move and deform (unfold or fold), so that the fan head is lifted or landed relative to the fixed base, the structure is simple, the cost is low, the volume of the multi-link gear folding component is small, the occupied air outlet area is small, and the product performance is not affected.
Drawings
FIG. 1 is a view of a fan head of the present utility model in a lowered condition;
FIG. 2 is a view of the fan head of the present utility model in a raised condition;
FIG. 3 is a view of the fan head of the present utility model in a raised position;
FIG. 4 is a schematic view of a first gear lever structure of the present utility model;
FIG. 5 is a cross-sectional view taken at position A-A in FIG. 4;
FIG. 6 is a schematic view of a second gear lever structure of the present utility model;
FIG. 7 is a sectional view of the B-B position of FIG. 6;
FIG. 8 is a schematic view of a first linkage rod structure of the present utility model;
FIG. 9 is a schematic view of a second linkage rod structure of the present utility model;
FIG. 10 is a schematic view of a first link structure of the present utility model;
FIG. 11 is a schematic view of a second link structure of the present utility model;
fig. 12 is a schematic view of an air purifier according to the present utility model.
In the figure:
1. A fixed base; 2. a multi-link gear folding assembly; 21. a first drive gear lever; 211. a first transmission gear; 212. a first accommodating groove; 22. a second drive gear lever; 221. a second transmission gear; 222. a third transmission gear; 223. a second accommodating groove; 24. a first linkage rod; 25. a second linkage rod; 26. a first link; 261. a first connection hole; 262. a second connection hole; 263. a third connection hole; 264. a first bending part; 27. a second link; 271. a fourth connection hole; 272. a fifth connection hole; 273. a sixth connection hole; 274. a second bending part; 3. a fan head; 31. a fourth transmission gear; 4. a purifier body; 41. and a storage groove.
Detailed Description
The technical scheme of the utility model is described below with reference to the accompanying drawings and examples.
As shown in fig. 1 to 11, the multi-link gear folding structure of a fan head according to the present utility model includes a fixed base 1, wherein a driving component is disposed on the fixed base 1; a fan head 3, wherein a fourth transmission gear 31 is fixed on the fan head 3; the multi-link gear folding assembly 2 comprises a first transmission gear rod 21 and a second transmission gear rod 22, wherein a first end of the first transmission gear rod 21 is hinged with the fixed base 1, a second end of the first transmission gear rod 21 is in meshed connection with a first end of the second transmission gear rod 22, and a second end of the second transmission gear rod 22 is in meshed connection with a fourth transmission gear 31; the driving assembly is used for driving the first end of the first transmission gear rod 21 to rotate relative to the fixed base 1, so that the first transmission gear rod 21, the second transmission gear rod 22 and the fourth transmission gear 31 move and deform, and the fan head 3 is lifted or lowered relative to the fixed base 1. The utility model is arranged in such a way that the driving component drives the multi-link gear folding component 2 to move and deform (unfold or fold) so as to enable the fan head 3 to lift or fall relative to the fixed base 1, more specifically, the driving component drives the first end of the first transmission gear rod 21 to rotate relative to the fixed base 1, the first transmission gear rod 21 drives the second transmission gear rod 22 to rotate relative to the first transmission gear rod 21, and the second transmission gear rod 22 drives the fourth transmission gear 31 to rotate, so that the fan head 3 lifts or falls relative to the fixed base 1.
In this embodiment, the second end of the first transmission gear rod 21 is provided with a first transmission gear 211; the first end of the second transmission gear rod 22 is provided with a second transmission gear 221, the second end of the second transmission gear rod 22 is provided with a third transmission gear 222, the second transmission gear 221 is in meshed connection with the first transmission gear 211, and the third transmission gear 222 is in meshed connection with the fourth transmission gear 31. When the fan head 3 is lifted, the first end of the first transmission gear rod 21 is driven by the driving component to rotate clockwise and upwards relative to the fixed base 1, the first transmission gear 211 also rotates clockwise and upwards relative to the fixed base 1, the second transmission gear 221 meshed with the first transmission gear 211 rotates anticlockwise and upwards relative to the first transmission gear 211, the second transmission gear rod 22 and the third transmission gear 222 also rotate anticlockwise and upwards relative to the first transmission gear 21, the fourth transmission gear 31 meshed with the third transmission gear 222 rotates clockwise and upwards relative to the third transmission gear 222, and the fan head 3 is fixedly connected with the fourth transmission gear 31 and lifted relative to the fixed base 1; when the fan head 3 descends, the working principle is opposite to that of the fan head 3, and the fan head can be realized only by driving the first end of the first transmission gear rod 21 to rotate anticlockwise and downwards relative to the fixed base 1 through the driving component.
In practical application, the first transmission gear 211 and the first transmission gear rod 21 are integrally formed; the second transmission gear lever 22, the second transmission gear 221 and the third transmission gear 222 are integrally formed.
In the present embodiment, a first link 26 is disposed between the first transmission gear 211 of the first transmission gear lever 21 and the second transmission gear 221 of the second transmission gear lever 22, and the first link 26 is used for keeping the first transmission gear 211 and the second transmission gear 221 in meshed connection all the time; a second connecting rod 27 is arranged between the third transmission gear 222 of the second transmission gear rod 22 and the fourth transmission gear 31 of the fan head 3, and the second connecting rod 27 is used for enabling the third transmission gear 222 to be in meshed connection with the fourth transmission gear 31 all the time. The utility model is arranged in such a way that the first transmission gear 211 and the second transmission gear 221 are always meshed and connected through the first connecting rod 26, tooth disengagement does not occur, and the transmission effect between the first transmission gear rod 21 and the second transmission gear rod 22 is stable and reliable; similarly, the third transmission gear 222 and the fourth transmission gear 31 are always in meshed connection through the second connecting rod 27, tooth disengagement cannot occur, and the transmission effect between the second transmission gear rod 22 and the fan head 3 is stable and reliable.
In this embodiment, a first accommodating groove 212 is formed in the first transmission gear rod 21, a first linkage rod 24 is disposed in the first accommodating groove 212, a first end of the first linkage rod 24 is hinged to the fixed base 1, and a second end of the first linkage rod 24 is hinged to the first linkage rod 26. The utility model is arranged in such a way, the first linkage rod 24 can improve the linkage property between the first transmission gear rod 21 and the second transmission gear rod 22, and meanwhile, the utility model can play a role in bearing the fan head 3, and the first linkage rod 24 is arranged in the first accommodating groove 212 of the first transmission gear rod 21, so that on one hand, the installation space of the first transmission gear rod 21 is reasonably utilized, the air outlet area is not additionally occupied, and on the other hand, the utility model can synchronously rotate along with the first transmission gear rod 21 and does not need additional power driving.
In practical application, the section of the first transmission gear rod 21 is of a U-shaped structure, so that the first linkage rod 24 is convenient to assemble. Of course, the first transmission gear lever 21 and the first link lever 24 may be provided in a plate-like structure and arranged in parallel, and the object of the present invention may be achieved.
In this embodiment, the first connecting rod 26 is provided with a first connecting hole 261, a second connecting hole 262 and a third connecting hole 263, the first connecting hole 261 is hinged to the first transmission gear 211, the second connecting hole 262 is hinged to the second end of the first linkage rod 24, and the third connecting hole 263 is hinged to the second transmission gear 221. The utility model is arranged in such a way that the assembly is convenient. More specifically, the first connection hole 261 is hinged to the axis of the first transmission gear 211, and the third connection hole 263 is hinged to the axis of the second transmission gear 221, so that the first transmission gear 211 and the second transmission gear 221 rotate along the axis of the gears when they rotate.
In the present embodiment, a first bending portion 264 is disposed on a side of the first link 26 adjacent to the first link 24, and the second connecting hole 262 is disposed on the first bending portion 264; the first connecting hole 261 is disposed at a first end of the first link 26, and the third connecting hole 263 is disposed at a second end of the first link 26. The present utility model is configured such that an included angle is formed between the first end and the second end of the first link 26, and when the first link 24 rotates synchronously with the first transmission gear rod 21, the first link 26 uses the second connection hole 262 as a base point to keep the first transmission gear 211 meshed with the second transmission gear 221, and combines with the push-pull force of the first transmission gear 211 to rotate to drive the second transmission gear 221 to rotate, so that the transmissibility and the linkage are better.
In this embodiment, a second accommodating groove 223 is formed in the second transmission gear rod 22, a second linkage rod 25 is disposed in the second accommodating groove 223, a first end of the second linkage rod 25 is hinged to the first link rod 26, and a second end of the second linkage rod 25 is hinged to the second link rod 27. The utility model is arranged in such a way, the linkage property between the first connecting rod 26 and the second connecting rod 27 can be improved through the second linkage rod 25, and meanwhile, a certain bearing capacity for the fan head 3 can be achieved, and the second linkage rod 25 is arranged in the second accommodating groove 223 of the second transmission gear rod 22, so that on one hand, the installation space of the second transmission gear rod 22 is reasonably utilized, the air outlet area is not additionally occupied, and on the other hand, the fan head can synchronously rotate along with the second transmission gear rod 22 without additional power driving.
In practical application, the section of the second transmission gear rod 22 is in a U-shaped structure, so that the second linkage rod 25 is convenient to assemble. Of course, the second transmission gear lever 22 and the second link lever 25 may be provided in a plate-like structure and arranged in parallel, and the object of the present invention may be achieved.
In this embodiment, the second connecting rod 27 is provided with a fourth connecting hole 271, a fifth connecting hole 272, and a sixth connecting hole 273, the fourth connecting hole 271 is hinged to the second end of the second link 25, the fifth connecting hole 272 is hinged to the third transmission gear 222, and the sixth connecting hole 273 is hinged to the fourth transmission gear 31. The utility model is arranged in such a way that the assembly is convenient. More specifically, the fifth connection hole 272 is hinged to the axis of the third transmission gear 222, and the sixth connection hole 273 is hinged to the axis of the fourth transmission gear 31, so that the third transmission gear 222 and the fourth transmission gear 31 rotate along the axis of the gears when they rotate.
In this embodiment, a second bending portion 274 is disposed on a side of the second link 27 adjacent to the second transmission gear lever 22, a fifth connecting hole 272 is disposed on the second bending portion 274, a fourth connecting hole 271 is disposed at a first end of the second link 27, and a sixth connecting hole 273 is disposed at a second end of the second link 27. The present utility model is arranged in such a way that an included angle is formed between the first end and the second end of the second link rod 27, when the second link rod 25 rotates synchronously with the second transmission gear rod 22, the second link rod 27 uses the fifth connecting hole 272 as a lever base point to keep the third transmission gear 222 meshed with the fourth transmission gear 31, and combines with the push-pull force of the rotation of the third transmission gear 222 to drive the fourth transmission gear 31 to rotate, so that the transmissibility and the linkage performance are better.
As shown in fig. 12, an air purifier includes a main body 4 and the above-mentioned fan head multi-link gear folding structure, the air outlet of the main body 4 is provided with a storage slot 41, the fixing base 1 is installed in the storage slot 41, and the multi-link gear folding assembly 2 can be stored in the storage slot 41 after being folded. The utility model combines the fan head 3 on the purifier main body 4 well, can realize the lifting or falling of the fan head 3, and is more convenient to fold and store.
It should be noted that, the state when the driving assembly drives the multi-link gear folding assembly 2 to unfold can be controlled to realize adjustment of the lifted angle position of the fan head 3, so that the user experience is better.
The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative, not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are to be protected by the present utility model.
Claims (10)
1. A fan head multi-link gear folding structure, comprising:
the fixed base is provided with a driving assembly;
the fan head is fixedly provided with a fourth transmission gear;
The multi-connecting-rod gear folding assembly comprises a first transmission gear rod and a second transmission gear rod, wherein the first end of the first transmission gear rod is hinged with the fixed base, the second end of the first transmission gear rod is in meshed connection with the first end of the second transmission gear rod, and the second end of the second transmission gear rod is in meshed connection with the fourth transmission gear;
The driving assembly is used for driving the first end of the first transmission gear rod to rotate relative to the fixed base, so that the first transmission gear rod, the second transmission gear rod and the fourth transmission gear are deformed in a movement mode, and the fan head is lifted or landed relative to the fixed base.
2. The fan head multi-link gear folding structure according to claim 1, wherein: the second end of the first transmission gear rod is provided with a first transmission gear; the first end of the second transmission gear rod is provided with a second transmission gear, the second end of the second transmission gear rod is provided with a third transmission gear, the second transmission gear is connected with the first transmission gear in a meshed mode, and the third transmission gear is connected with the fourth transmission gear in a meshed mode.
3. A fan head multi-link gear folding structure according to claim 2, wherein: a first connecting rod is arranged between a first transmission gear of the first transmission gear rod and a second transmission gear of the second transmission gear rod, and the first connecting rod is used for enabling the first transmission gear to be always meshed with the second transmission gear; a second connecting rod is arranged between the third transmission gear of the second transmission gear rod and the fourth transmission gear of the fan head, and the second connecting rod is used for enabling the third transmission gear to be meshed and connected with the fourth transmission gear all the time.
4. A fan head multi-link gear folding structure according to claim 3, wherein: the first transmission gear rod is internally provided with a first accommodating groove, a first linkage rod is arranged in the first accommodating groove, the first end of the first linkage rod is hinged with the fixed base, and the second end of the first linkage rod is hinged with the first linkage rod.
5. The fan head multi-link gear folding structure according to claim 4, wherein: the first connecting rod is provided with a first connecting hole, a second connecting hole and a third connecting hole, the first connecting hole is hinged with the first transmission gear, the second connecting hole is hinged with the second end of the first linkage rod, and the third connecting hole is hinged with the second transmission gear.
6. The fan head multi-link gear folding structure according to claim 5, wherein: a first bending part is arranged on one side, close to the first linkage rod, of the first connecting rod, and the second connecting hole is formed in the first bending part; the first connecting hole is arranged at the first end of the first connecting rod, and the third connecting hole is arranged at the second end of the first connecting rod.
7. A fan head multi-link gear folding structure according to claim 3, wherein: the second transmission gear rod is internally provided with a second accommodating groove, a second linkage rod is arranged in the second accommodating groove, the first end of the second linkage rod is hinged with the first connecting rod, and the second end of the second linkage rod is hinged with the second connecting rod.
8. The fan head multi-link gear folding structure according to claim 7, wherein: the second connecting rod is provided with a fourth connecting hole, a fifth connecting hole and a sixth connecting hole, the fourth connecting hole is hinged with the second end of the second linkage rod, the fifth connecting hole is hinged with the third transmission gear, and the sixth connecting hole is hinged with the fourth transmission gear.
9. The fan head multi-link gear folding structure according to claim 8, wherein: the second connecting rod is provided with a second bending part on one side close to the second transmission gear rod, the fifth connecting hole is formed in the second bending part, the fourth connecting hole is formed in the first end of the second connecting rod, and the sixth connecting hole is formed in the second end of the second connecting rod.
10. An air purifier, characterized in that: the fan head multi-connecting-rod gear folding structure comprises a purifier main body and any one of claims 1-9, wherein an air outlet of the purifier main body is provided with a storage groove, a fixed base is arranged in the storage groove, and the multi-connecting-rod gear folding assembly can be stored in the storage groove after being folded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323185916.2U CN221074711U (en) | 2023-11-24 | 2023-11-24 | Fan head multi-connecting-rod gear folding structure and air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323185916.2U CN221074711U (en) | 2023-11-24 | 2023-11-24 | Fan head multi-connecting-rod gear folding structure and air purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221074711U true CN221074711U (en) | 2024-06-04 |
Family
ID=91266252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323185916.2U Active CN221074711U (en) | 2023-11-24 | 2023-11-24 | Fan head multi-connecting-rod gear folding structure and air purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221074711U (en) |
-
2023
- 2023-11-24 CN CN202323185916.2U patent/CN221074711U/en active Active
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