CN210715211U

CN210715211U - Folding fan

Info

Publication number: CN210715211U
Application number: CN201921799525.0U
Authority: CN
Inventors: 赖伴来; 庞亚鹏
Original assignee: Shenzhen Lianchuang Technology Group Co Ltd
Current assignee: Shenzhen Lianchuang Technology Group Co Ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-09
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a folding fan, which comprises a fan head, a stand column rod and a base, wherein the upper end and the lower end of the stand column rod are respectively provided with an upper rotating component and a lower rotating component, the fan head is hinged with the upper rotating component, the fan head can rotate relative to the stand column rod in a vertical plane, a stand column groove is formed on the base and used for hiding the folded stand column rod, the lower rotating component is arranged at one end of the stand column groove and is in rotating connection with the side wall of the stand column groove, and the stand column rod can rotate relative to the base in the vertical plane; the stand pole rotates to the stand inslot along lower runner assembly, makes the stand pole hide in the stand groove, and the fan head rotates along last runner assembly, makes the back and the base of fan head laminate mutually. The utility model discloses in folding fan stand pole hide the stand inslot of base, whole more pleasing to the eye, the height of fan head can be adjusted to rotatable stand pole, can conveniently adjust the angle of blowing through the rotating fan head simultaneously, the scope that makes to blow is promoted greatly.

Description

Folding fan

Technical Field

The utility model relates to an air-conditioning fan technical field, concretely relates to folding fan.

Background

The air conditioning fan (hereinafter referred to as 'electric fan') is used in hot summer to cool the surrounding environment or the body surface of a human body, provides a cool and comfortable feeling for people, is popular among people and is a necessary electrical appliance for modern families. In hot summer, most people can have the idea of carrying the electric fan with them. Most electric fan products in the market, many all have the function that fan head can rotate the regulation air supply angle from top to bottom, but angle of regulation is less, and the base can't rotate folding to be inconvenient going out and carrying. In addition, the whole fan has large volume, large occupied space and inconvenient storage. For manufacturers, the product has large packaging volume, high manufacturing cost and transportation cost, no environmental protection, complex packaging structure and lower production efficiency.

Chinese patent document CN 203655673U discloses a foldable circulating fan, which comprises a fan frame and a base, wherein a universal connecting member is disposed on the base, the universal connecting member can rotate relative to the base, the side edge of the fan frame is hinged on the universal connecting member, the hinge axis of the fan frame hinged on the universal connecting member is perpendicular to the axis of the universal connecting member rotating relative to the base, and a steering angle positioning assembly and a pitching angle positioning assembly are disposed between the universal connecting member and the base and between the universal connecting member and the fan frame. The circulating fan in the above patent document is a fan structure, the universal connecting piece is vertically arranged on the base, the fan frame bends relative to the universal connecting piece and then falls into the hidden area on the base, and the fan has the defect that the height of the fan frame can not be adjusted, and only can show the change of the pitching angle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a folding fan can realize the adjustment of fan head height, the angular adjustment of blowing, promotes user experience performance, makes the scope of blowing of its adaptation increase greatly, and post pole after folding more has the disguise, wholly more pleasing to the eye, conveniently carries.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a folding fan comprises a fan head, a stand column rod and a base, wherein an upper rotating assembly and a lower rotating assembly are respectively arranged at the upper end and the lower end of the stand column rod, the fan head is hinged with the upper rotating assembly, and the fan head can rotate relative to the stand column rod in a vertical plane; the stand pole along the subassembly is rotated extremely down in the stand inslot, makes the stand pole hide in the stand groove, the fan head is followed the subassembly is rotated on going up, makes the back of fan head with the base is laminated mutually.

Go up to rotate the subassembly and include to rotate the seat and tightly decide the connecting piece on with the upper end of stand pole is and to dismantle fixed connection, a fixed block of the back lower extreme rigidity of fan head, the fixed block with go up to rotate and be equipped with corresponding through-hole on the seat, the fixed block with go up to rotate between the seat through running through the tight connecting piece of deciding of through-hole will fan head and stand pole link together.

The lower subassembly that rotates includes lower rotation seat and connecting axle, lower rotation seat with fixed connection can be dismantled to the lower extreme of stand pole, the one end in stand groove is equipped with an articulated seat, articulated seat with be equipped with corresponding pinhole down on the rotation seat, lower rotation seat with through running through between the articulated seat the connecting axle will stand pole and base link together.

The base includes base upper cover and base lower cover, base upper cover and base lower cover are can dismantle fixed connection, the stand groove set up in cover on the base, articulated seat embedded in the one end in stand groove, and arrange in the lower extreme of base upper cover.

The fan head can rotate around the upright post rod within 180 degrees; the upright post rod can rotate within a range of 90 degrees around the hinged end of the upright post rod and the base.

The utility model discloses technical scheme has following advantage:

A. the utility model provides a fan adopts the rotatable folding mode of fan head and base, rotates the subassembly with lower rotation subassembly respectively and is connected with fan head and base rotation through last rotation subassembly by a stand pole, and the stand pole hides the stand inslot of base after folding, and is whole more pleasing to the eye, and the height of fan head can be adjusted to rotatable stand pole, can conveniently adjust the angle of blowing through the rotatory fan head simultaneously, makes the scope of blowing promoted greatly.

B. The utility model adopts the principle of simple structure, few parts, low cost, the folding of fan head and base, the column pole packaging space diminishes, the packaging structure is simple, the packaging and transportation cost is reduced, the packaging waste is reduced, and the environmental protection is advocated; after folding, convenient storage and carrying have saved the collection space, have promoted consumer's use and have experienced.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a front view schematically illustrating a foldable fan provided in the present invention;

fig. 2 is a view showing the axis of the folding fan provided by the present invention;

FIG. 3 is a cross-sectional view of a folding fan;

FIG. 4 is an exploded view of the upper and lower rotating assemblies;

FIG. 5 is a schematic view of a full fold;

fig. 6 is a schematic view of the folding angle.

The labels in the figure are as follows:

1-Fan head

11-rear frame, 111-fixed block

12-front frame, 13-fan blade

2-upright post rod

3-base

31-base upper cover, 311-column groove, 312-hinged seat

32-base lower cover

4-Upper rotating Assembly

41-upper rotating seat

42-fastening connecting piece

421-screw, 422-nut, 423-end cap

5-lower rotation assembly

51-lower rotary base, 52-connecting shaft

A-a through hole; b-pin hole.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, 2 and 3, the present invention provides a fan assembly comprising a fan head 1, a stand bar 2 and a base 3, wherein the upper end and the lower end of the stand bar 2 are respectively provided with an upper rotating component 4 and a lower rotating component 5, the fan head 1 is hinged to the upper rotating component 4, the fan head 1 can rotate relative to the stand bar 2 in the vertical plane, a stand groove 311 is formed on the base 3 for hiding the folded stand bar 2, the lower rotating component 5 is arranged at one end of the stand groove 311 and forms a rotating connection with the side wall of the stand groove 311, and the stand bar 2 can rotate relative to the base 3 in the vertical plane; the upright post rod 2 rotates to the upright post groove 311 along the lower rotating component 5, so that the upright post rod 2 is hidden in the upright post groove 311, and the fan head 1 rotates along the upper rotating component 4, so that the back of the fan head 1 is attached to the base 3. The folded fan is shown in figure 5, the packaging space of the upright post rod 2 is reduced, the packaging structure is simple, the packaging and transportation cost is reduced, the packaging waste is reduced, and the environment protection is advocated; after folding, convenient storage and carrying have saved the collection space, have promoted consumer's use and have experienced.

The fan head 1 in fig. 3 comprises a rear frame 11, a front frame 12 and fan blades 13, preferably the rear frame 11 forms a rotary hinge with the upper rotating assembly 4 on the mast 2.

As shown in fig. 4, the upper rotating assembly 4 includes an upper rotating base 41 and a fastening connecting member 42, the upper rotating base 41 is detachably and fixedly connected to the upper end of the upright post rod 2, a fixing block 111 is fixed to the lower end of the back of the fan head 1, corresponding through holes a are formed in the fixing block 111 and the upper rotating base 41, and the fan head 1 and the upright post rod 2 are connected together by the fastening connecting member 42 penetrating through the through holes a between the fixing block 111 and the upper rotating base 41. Wherein tightly decide connecting piece 42 the utility model discloses a screw 421 and nut 422 go up and form a clearance that supplies fixed block 111 to peg graft on the seat 41 that rotates, after aligning the through-hole A of the two, insert through-hole A with screw 421 from one end, then pin with nut 422, fan head 1 forms rotatable connected mode with stand pole 2. In order to enhance the aesthetic feeling, the through holes a are covered with end caps 423 at the through hole positions of both sides of the upper rotating base 41 as a decoration. The lower rotating assembly 5 comprises a lower rotating base 51 and a connecting shaft 52, the lower rotating base 51 is detachably and fixedly connected with the lower end of the upright post rod 2, an articulated base 312 is arranged at one end of the upright post groove 311 of the base 3, the articulated base 312 and the lower rotating base 51 are provided with corresponding pin holes B, and the upright post rod 2 and the base 3 are connected together through the connecting shaft 52 penetrating through the pin holes B between the lower rotating base 51 and the articulated base 312.

The utility model provides a base 3 is preferred to include base upper cover 31 and base lower cover 32, and base upper cover 31 and base lower cover 32 are can dismantle fixed connection, and stand groove 311 sets up in base upper cover 31, and articulated seat 312 is embedded in the one end in stand groove 311, and arranges the lower extreme of base upper cover 31 in. After the lower rotating base 51 and the hinge base 312 are connected together by the lower end of the base upper cover 31, the base lower cover 32 is covered on the lower end surface of the base upper cover 31, so that the hinge base 312 is completely covered, the maintenance is convenient, and the whole body is more beautiful.

When in use, as shown in fig. 6, the fan head 1 and the upper rotating base 41 are fastened by the screws 421 and the nuts 422, so that a certain pre-tightening force is formed between the two; similarly, have certain pretightning force between lower rotating seat 51 and the articulated seat 312 of setting on base upper cover 31, make fan head 1 wind stand pole 2 at 180 degrees within ranges internal rotations through manual regulation, stand pole 2 is around connecting axle 52 at 90 degrees within ranges internal rotations, not only can realize the regulation to fan head height, can also realize the regulation to the angle of blowing, and the scope of blowing is bigger, is fit for the consumer of different heights size.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. A folding fan comprises a fan head (1), a stand column rod (2) and a base (3), wherein an upper rotating component (4) and a lower rotating component (5) are respectively arranged at the upper end and the lower end of the stand column rod (2), the fan head (1) is hinged with the upper rotating component (4), and the fan head (1) can rotate relative to the stand column rod (2) in a vertical plane; the upright post rod (2) rotates into the upright post groove (311) along the lower rotating assembly (5), so that the upright post rod (2) is hidden in the upright post groove (311), and the fan head (1) rotates along the upper rotating assembly (4), so that the back of the fan head (1) is attached to the base (3).

2. The folding fan according to claim 1, wherein the upper rotating assembly (4) comprises an upper rotating base (41) and a fastening connector (42), the upper rotating base (41) is detachably and fixedly connected with the upper end of the upright post (2), a fixed block (111) is fixed at the lower end of the back of the fan head (1), corresponding through holes (a) are formed in the fixed block (111) and the upper rotating base (41), and the fan head (1) and the upright post (2) are connected together through the fastening connector (42) penetrating through the through holes (a) between the fixed block (111) and the upper rotating base (41).

3. The folding fan according to claim 1 or 2, characterized in that the lower rotating assembly (5) comprises a lower rotating base (51) and a connecting shaft (52), the lower rotating base (51) is detachably and fixedly connected with the lower end of the upright post (2), one end of the upright post groove (311) is provided with a hinge base (312), the hinge base (312) and the lower rotating base (51) are provided with corresponding pin holes (B), and the upright post (2) and the base (3) are connected together between the lower rotating base (51) and the hinge base (312) through the connecting shaft (52) penetrating through the pin holes (B).

4. The folding fan according to claim 3, wherein the base (3) comprises an upper base cover (31) and a lower base cover (32), the upper base cover (31) and the lower base cover (32) are detachably and fixedly connected, the pillar groove (311) is disposed on the upper base cover (31), and the hinge seat (312) is embedded in one end of the pillar groove (311) and disposed at a lower end of the upper base cover (31).

5. The folding fan according to claim 1, characterized in that the fan head (1) is rotatable around the upright (2) within 180 degrees; the upright post rod (2) can rotate within a range of 90 degrees around the hinged end of the upright post rod and the base (3).