CN214424749U

CN214424749U - Folding fan

Info

Publication number: CN214424749U
Application number: CN202120509762.XU
Authority: CN
Inventors: 黄日青
Original assignee: Foshan Vonistone Environmental Electrical Appliances Co ltd
Current assignee: Foshan Vonistone Environmental Electrical Appliances Co ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-10-19
Anticipated expiration: 2031-03-10

Abstract

The utility model provides a folding fan, including air supply portion and bearing structure, bearing structure includes base and bracing piece subassembly, be equipped with one on the base and accomodate the groove, the one end of bracing piece subassembly with the base is articulated, but the wobbling accomodate of bracing piece subassembly extremely accomodate the inslot, the other end of bracing piece subassembly with air supply portion rotationally connects, thereby air supply portion base rotation in a circumferential direction changes the air supply angle relatively. Compared with the prior art, the utility model discloses an its air supply portion base relatively of folding fan is rotatory to make the air supply angle of air supply portion adjustable, and the utility model discloses a folding fan does not install and turns to the motor, when having avoided accomodating, forms between steering mechanism and the base and interferes, and the influence is accomodate.

Description

Folding fan

Technical Field

The utility model relates to a household electrical appliances technical field mainly relates to a folding fan.

Background

The general structure of the electric fan comprises an air supply part, a support rod component and a base which are arranged from top to bottom in sequence. Wherein, the one end of bracing piece subassembly is connected with the rear side of air supply portion, and the other end is connected with the base.

The existing electric fan with a folding function partially has the advantages that the supporting rod component is arranged to be foldable relative to the base and the air supply part so as to reduce the whole volume of the electric fan and enable the structure of the folded electric fan to be more regular, so that the electric fan is favorable for packaging and transporting products and is favorable for the convenience of using the products. The upper side of the base of the fan is provided with a containing groove corresponding to the supporting rod component, when the fan is contained, the supporting rod component is overturned forwards to be contained in the containing groove corresponding to the supporting rod component on the base, and the folded air supply part is abutted against the base. Compared with the common electric fan, the folding fan can not be provided with a steering motor or other steering mechanisms for driving the air supply part to rotate so as to ensure that the air supply part after being folded can be abutted against the base, thereby ensuring that the air supply angle of the existing folding fan can not be adjusted.

As described above, the structure of the folding fan of the existing electric fan needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to overcome the disadvantages of the prior art, and provides a foldable fan, in which an air supply part can rotate horizontally relative to a base, thereby adjusting an air supply angle.

In order to solve the technical problem, the utility model discloses a following technical scheme:

folding fan, including air supply portion and bearing structure, bearing structure includes base and bracing piece subassembly, be equipped with one on the base and accomodate the groove, the one end of bracing piece subassembly with the base is articulated, but the wobbling accomodate of bracing piece subassembly extremely accomodate the inslot, the other end of bracing piece subassembly with air supply portion rotationally connects, thereby air supply portion base horizontal rotation relatively changes the air supply angle.

The utility model discloses a base is rotatory relatively to its air supply part of folding fan to make the front side that lies in bracing piece subassembly behind the air supply part upset, it will accomodate the groove design in the bottom of base, make the fan after accomodating, air supply part supports and leans on the downside at the base. Compared with the prior art, the utility model discloses an its air supply portion base relatively of folding fan is rotatory to make the air supply angle of air supply portion adjustable, and the utility model discloses a folding fan does not install and turns to the motor, when having avoided accomodating, forms between steering mechanism and the base and interferes, and the influence is accomodate.

Preferably, the bracing piece subassembly includes connector and back shaft down, but the lower extreme longitudinal rotation's of connector setting is in down on the base, be equipped with the mounting groove that vertically runs through its upper end down in the connector, but the one end circumferential direction of back shaft locates in the mounting groove, and the other end is rotationally connected with air supply portion. In this scheme, because the back shaft can be relatively connector circumferential direction down, consequently can drive the air supply unit through rotating the back shaft and rotate simultaneously to realize the horizontal rotation function of air supply unit.

Preferably, the lower side wall of the support shaft is circumferentially provided with a guide groove, the inner wall of the mounting groove is provided with a clamping protrusion corresponding to the guide groove, and the clamping protrusion is used for limiting the rotation angle of the support shaft. In this scheme, the card is protruding to be located in the guide slot, and the back shaft can block protruding forward or reverse rotation to the guide slot relatively and block protruding to support mutually to realize the restriction to back shaft turned angle through the card is protruding, and this kind of scheme of control turned angle has simple structure, the advantage of simple operation.

Preferably, the angle of the guide groove is 180 degrees, so that the rotation angle of the air supply part can reach 180 degrees.

Preferably, the rear side of the base is provided with a connector which longitudinally penetrates through two ends of the base, the connector is communicated with the accommodating groove, and one end of the supporting rod assembly connected with the base is rotatably arranged in the connector so as to facilitate the rotating and accommodating of the supporting rod assembly.

Preferably, the lower connector comprises a rotating shaft which is transversely arranged, two side walls of the connecting port are oppositely provided with rotating grooves, and two ends of the rotating shaft are respectively and rotatably connected with the rotating grooves.

Preferably, the upper end of the lower connector comprises a connecting shaft which is longitudinally arranged, and the mounting groove is formed in the connecting shaft.

Preferably, the rear side of the air supply part is provided with a first connecting part, one end of the support rod assembly connected with the air supply part is provided with a second connecting part, the first connecting part and the second connecting part are rotatably connected, the structure is simple, and the stability of the air supply part and the support rod assembly is ensured.

Preferably, the base includes an upper case and a lower case combined in one body, a mounting cavity is formed between the upper case and the lower case, and the receiving groove is formed by the lower case being upwardly recessed.

Preferably, a power supply device and an electric control assembly are arranged in the installation cavity, the power supply device is electrically connected with the electric control assembly, and the upper shell corresponds to the electric control assembly and is provided with a display control assembly.

Drawings

FIG. 1 is a general schematic view of a folding fan 1;

FIG. 2 is a general schematic view of a folding fan 2;

fig. 3 is an overall schematic view of the folding fan 3:

fig. 4 is an exploded schematic view of the folding fan 1:

FIG. 5 is an exploded schematic view of the folding fan 2;

FIG. 6 is an exploded schematic view of the folding fan 3;

FIG. 7 is a cross-sectional view of the support structure;

FIG. 8 is a schematic structural view of the lower connecting head;

FIG. 9 is a cross-sectional view of the lower connector;

fig. 10 is a schematic view of the folding fan 1;

fig. 11 is a schematic view of the folding fan being stored 2.

Description of reference numerals:

the air supply device comprises an air supply part 1, a first connecting part 11, a fixing groove 12, a through hole 13, a base 2, a containing groove 21, a connecting port 22, a display control assembly 23, an upper shell 24, a bottom cover 25, a rotating groove 27, a support rod assembly 3, a lower connecting head 31, a rotating shaft 311, a limit screw hole 312, a first rotating shaft 313, a connecting shaft 314, a second connecting part 315, a shaft hole 316, a mounting groove 317, a bearing 318, a sliding groove 319, a support shaft 32, a guide groove 322, a damping shaft piece 33, a supporting piece 331 and a second rotating shaft 332.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

Referring to fig. 1-11, the utility model discloses a folding fan, it includes air supply portion 1 and bearing structure, bearing structure includes base 2 and bracing piece subassembly 3, be equipped with one on base 2 and accomodate groove 21, bracing piece subassembly 3 one end with base 2 is articulated, but the wobbling of bracing piece subassembly 3 accomodate to accomodate in the groove 21, bracing piece subassembly 3 the other end with air supply portion 1 rotationally connects, thereby air supply portion 1 can change the air supply angle by base 2 horizontal rotation relatively.

The support rod assembly 3 includes a lower connector 31 and a support shaft 32, the lower end of the lower connector 31 is disposed on the base 2 in a longitudinally rotatable manner, a mounting groove 317 longitudinally penetrating the upper end of the lower connector 31 is disposed in the lower connector 31, one end of the support shaft 32 is disposed in the mounting groove 317 in a circumferentially rotatable manner, and the other end of the support shaft is rotatably connected with the air supply part 1. In this embodiment, since the supporting shaft 32 is circumferentially rotatable with respect to the lower connecting head 31, the air supply part 1 is rotated simultaneously by rotating the supporting shaft 32, so as to realize the horizontal rotation function of the air supply part 1.

The lower side wall of the supporting shaft 32 is circumferentially provided with a guide groove, and the inner wall of the mounting groove 317 is provided with a locking projection (not shown) corresponding to the guide groove, and the locking projection is used for limiting the rotation angle of the supporting shaft 32. In this embodiment, the locking protrusion is disposed in the guiding groove, and the supporting shaft 32 can rotate forward or backward relative to the locking protrusion to the guiding groove and abut against the locking protrusion, so as to limit the rotation angle of the supporting shaft 32 by the locking protrusion.

In one embodiment, the locking protrusion is a screw transversely penetrating the inner wall of the mounting groove 317, and the lower connecting head 31 is provided with a limiting screw hole 312 matching with the screw.

The angle of the guide groove 322 is 180 degrees.

The rear side of the base 2 is provided with a connector 22 longitudinally penetrating through the two ends of the base, the connector 22 is communicated with the accommodating groove 21, and one end of the supporting rod component 3 connected with the base 2 is rotatably arranged in the connector 22 so as to be convenient for accommodating the supporting rod component 3 in a rotating way.

The lower connector 31 includes a rotating shaft 311 disposed transversely, two side walls of the connecting port 22 are oppositely disposed with rotating grooves 27, and two ends of the rotating shaft 311 are rotatably connected to the rotating grooves 27 respectively.

In an embodiment, the first rotating shaft 313 is respectively disposed on two sides of the rotating shaft 311, the sliding slot 319 is axially disposed on a sidewall of the first rotating shaft 313, and the guide rail adapted to the sliding slot 319 is disposed in the rotating slot 27.

In one embodiment, the rotating slots 27 are provided with damping members, and when installed, the two first rotating shafts 313 are correspondingly arranged in the two rotating slots 27 and can rotate in the rotating slots 27 with damping; when the folding machine is folded, the supporting rod component 3 is turned downwards and is contained in the containing groove 21, and the air supply part 1 rotates reversely and is stacked on the bottom of the base 2.

The upper end of the lower connector 31 includes a connecting shaft 314 disposed in a longitudinal direction.

In one embodiment, the connecting shaft 314 is hollow and penetrates longitudinally, the rotating shaft 311 is hollow and penetrates transversely, and the lower end of the connecting shaft 314 is connected with the upper side of the rotating shaft 311.

The rear side of the air supply part 1 is provided with a first connecting part 11, one end of the support rod assembly 3 connected with the air supply part 1 is provided with a second connecting part 315, the first connecting part 11 is rotatably connected with the second connecting part 315, the structure is simple, and the stable connection of the air supply part 1 and the support rod assembly 3 is ensured.

In one embodiment, the first connecting portion 11 is provided with a through hole 13, and the through hole 13 is connected with the second connecting portion 315.

In an embodiment, the first connection portion 11 and the second connection portion 315 are connected by the damping shaft 33, two damping shaft 33 are provided, which respectively include a support 331 and a second rotating shaft 332, the second rotating shaft 332 is provided on the support 331, when the damper is installed, the second rotating shafts 332 of the two damping shaft 33 are symmetrically inserted into the shaft holes 316 of the second connection portion 315, so that the second connection portion 315 is sleeved on the two second rotating shafts 332, and the two damping shaft 33 are fixedly connected by screws, a bearing 318 is provided between the second rotating shaft 332 and the shaft holes 316, then the damping shaft 33 and the second connection portion 315 are installed in the through hole 13, and the damping shaft 33 and the first connection portion 11 are fixedly connected by screws. In this embodiment, the sidewall of the through hole 13 is provided with a fixing groove 12, and the supporting member 331 is inserted into the fixing groove 12 when being installed.

The base 2 includes an upper case 24 and a lower case 25 combined in one body, a mounting cavity (not shown) is formed between the upper case 24 and the lower case 25, and the receiving groove 21 is formed by the lower case 25 being depressed upward.

And a power supply device and an electric control assembly are arranged in the mounting cavity, the power supply device is electrically connected with the electric control assembly, and the upper shell 24 is provided with a display control assembly 23 corresponding to the electric control assembly.

The utility model discloses an its air supply part 1 of folding fan can be relative base 2 is rotatory, will accomodate groove 21 design in the bottom of base 2, makes the fan after accomodating, and air supply part 1 supports and leans on the downside at base 2 to avoid forming with the part of base 2 upside and interfere, guaranteed the product simultaneously when expanding, accomodate groove 21 and covered, promoted the aesthetic property of product, be favorable to improving user's use and experience.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. Folding fan, including air supply portion and bearing structure, bearing structure includes base and bracing piece subassembly, be equipped with one on the base and accomodate the groove, the one end of bracing piece subassembly with the base is articulated, but the wobbling of bracing piece subassembly accomodate to accomodate the inslot, the other end of bracing piece subassembly with air supply portion rotationally connects its characterized in that: the air supply part can horizontally rotate relative to the base so as to change the air supply angle.

2. The folding fan of claim 1, wherein: the bracing piece subassembly includes connector and back shaft down, but the lower extreme longitudinal rotation's of connector setting is in down on the base, be equipped with the mounting groove that vertically runs through its upper end down in the connector, but the one end circumferential direction of back shaft locates in the mounting groove, and the other end is rotationally connected with air supply portion.

3. The folding fan of claim 2, wherein: the lower side wall of the supporting shaft is circumferentially provided with a guide groove, the inner wall of the mounting groove is provided with a clamping protrusion corresponding to the guide groove, and the clamping protrusion is used for limiting the rotating angle of the supporting shaft.

4. The folding fan of claim 3, wherein: the angle of the guide groove is 180 degrees.

5. The folding fan of claim 2, wherein: the rear side of base is equipped with the connector that vertically runs through its both ends, the connector with accomodate the groove intercommunication, the one end that the bracing piece subassembly is connected with the base rotationally sets up in the connector.

6. The folding fan of claim 5, wherein: the lower connector comprises a rotating shaft which is transversely arranged, two side walls of the connector are oppositely provided with rotating grooves, and two ends of the rotating shaft are respectively and rotatably connected with the rotating grooves.

7. The folding fan of claim 5, wherein: the upper end of lower connector is including the connecting axle of vertical setting, the back shaft rotationally is connected with the connecting axle.

8. The folding fan of claim 1, wherein: the rear side of air supply portion is equipped with first connecting portion, the one end that the bracing piece subassembly is connected with air supply portion is equipped with the second connecting portion, first connecting portion rotationally are connected with the second connecting portion.

9. The folding fan of claim 1, wherein: the base comprises an upper shell and a bottom cover which are combined into a whole, a mounting cavity is formed between the upper shell and the bottom cover, and the accommodating groove is formed by upward sinking of the bottom cover.

10. The folding fan of claim 9, wherein: the mounting cavity is internally provided with a power supply device and an electric control assembly, the power supply device is electrically connected with the electric control assembly, and the upper shell corresponds to the electric control assembly and is provided with a display control assembly.