CN211009209U

CN211009209U - Folding fan

Info

Publication number: CN211009209U
Application number: CN201921964474.2U
Authority: CN
Inventors: 刘涛
Original assignee: Dongguan Ningjie Plastic Mould Co ltd
Current assignee: Dongguan Ningjie Plastic Mould Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-07-14
Anticipated expiration: 2029-11-14

Abstract

The utility model relates to the technical field of fans, in particular to a folding fan, which comprises a rear shell, wherein a plurality of first clamping blocks are arranged on the front end surface of the rear shell, the front end of the rear shell is provided with a middle shell, a plurality of first clamping grooves are arranged on the left side surface of a circular ring of the upper half part of the middle shell, a plurality of second clamping grooves are arranged on the right side surface of the circular ring of the upper half part of the middle shell, a front shell is arranged in a mounting groove, a motor stator is arranged at the central position of the upper half part of the rear shell, the motor stator is coaxially connected with a fan blade rotor, a folding base is arranged at the central position of the lower half part of the rear shell, a handle is arranged at the bottom of the cylindrical bottom half part of; this folding type fan sets up backshell, mesochite and preceding shell, and folding base installs inside the backshell, is convenient for hide the pivot, realizes that folding mechanism is more pleasing to the eye, has improved folding mechanism's intensity and life-span, and the handheld use of carrying of being convenient for.

Description

Folding fan

Technical Field

The utility model relates to a fan technical field, specifically speaking relates to a folded form fan.

Background

The fan is widely applied in life, helps a user to quickly dissipate heat in hot days, and is an essential tool in life;

at present, the handheld fan mesh enclosure part with the folding function and the handheld part are connected by plastic and plastic materials, so that the defects of quick abrasion, low strength and unattractive appearance of the folding mechanism exist, a large-scale fan external power supply is inconvenient to move and carry in a long distance, and the size is large and heavy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a folded form fan to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a folding fan comprises a rear shell, wherein the upper half part of the rear shell is in a round sleeve shape, the lower half part of the rear shell is in a semi-cylindrical shape, a plurality of first clamping blocks are arranged on the front end surface of the rear shell, a middle shell is arranged at the front end of the rear shell, the upper half part of the middle shell is in a circular ring shape, the lower half part of the middle shell is in a semi-cylindrical shape, a plurality of first clamping grooves are arranged on the left side surface of the circular ring of the upper half part of the middle shell, a plurality of second clamping grooves are arranged on the right side surface of the circular ring of the upper half part of the middle shell, a mounting groove is formed in the front end surface of the middle shell, a front shell is arranged in the mounting groove, a plurality of second clamping blocks are arranged on the rear end surface of the upper half part of the front shell, a motor stator is arranged at the central position of the, the handle line lid is installed to folding base front end, automatically controlled board is installed to handle line lid front end, be connected with the button on the automatically controlled board, the inside leaded light post that is equipped with of button, the cylinder bottom of backshell the latter half is equipped with the handle, the inside hollow cylinder that is of handle, and inside is equipped with the battery, the handle bottom is equipped with the battery cover, handle top portion is equipped with the connecting seat, the pivot rotation on connecting seat and the folding base is connected.

As preferred, the backshell is the integrated into one piece structure with first fixture block, just first fixture block is the equidistant distribution of annular, and the rear end face central point of backshell puts and still is equipped with the label, the backshell bottom still is equipped with backshell line lid, and the label is convenient for sign out required explanation etc. the backshell line lid is convenient for better fastening the backshell, and first fixture block setting is convenient for fix with the mesochite joint.

Preferably, the motor stator is fixedly connected with the rear shell through bolts, the fan blade rotor is fixedly clamped with the motor stator, and the motor stator and the fan blade rotor provide main wind power to form air flow.

Preferably, the second fixture block and the front shell are of an integrally formed structure, the second fixture block is distributed uniformly in an annular shape, and the front shell and the middle shell are clamped and fixed conveniently.

As preferred, first draw-in groove is the distribution such as annular, the second draw-in groove is the distribution such as annular, first draw-in groove and first fixture block one-to-one, and the joint cooperation, second draw-in groove and second fixture block one-to-one, and the joint cooperation, the width size of mounting groove and the width size looks adaptation of preceding shell, preceding shell can closely laminate with the mesochite, under first fixture block, the cooperation of second fixture block jointly, make backshell, mesochite and preceding shell closely laminate.

Preferably, the edge inside the battery cover is provided with a clamping block, the bottom of the handle is correspondingly provided with a clamping groove, the inner diameter of the handle is matched with the diameter of the battery, and the battery cover is convenient for a user to install or replace the battery.

As preferred, folding base is fixed with the backshell fuse, handle line lid is fixed with the backshell fuse, automatically controlled board passes through the bolt fastening on the cylinder inner wall of backshell the latter half, leaded light post and automatically controlled board electric connection, button and automatically controlled board electric connection, a button side passes mesochite and preceding shell to extend to the external world, folding base rotates through the pivot with the connecting seat and is connected, and the pivot uses the metal to make, reduces wearing and tearing consumption, lets the handle can fold the use, the operation of being convenient for, and folding pivot part is hidden in the backshell, the inside of mesochite is invisible completely, and then the realization is hidden.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses set up the backshell, mesochite and preceding shell, at first fixture block, second fixture block and first draw-in groove, the second draw-in groove is mutually supported under, be convenient for closely install, motor stator and flabellum rotor are fixed inside the backshell, folding base installs inside the backshell, be convenient for hide the pivot, it is more pleasing to the eye to realize folding mechanism, automatically controlled board, electric connection between leaded light post and the button, a button terminal surface extends mesochite and preceding shell, the person of facilitating the use touches, handle internally mounted has the battery, portable uses, pivot on the folding base adopts the metal to make reducing wear, folding mechanism's intensity and life-span have been improved, and the pivot is not fragile when falling, folding pivot part is hidden at the backshell, the inside of mesochite is invisible completely, the cooperation connecting seat and then realize hiding, it has improved the pleasing to the eye.

Drawings

Fig. 1 is a schematic view of the overall structure of the foldable fan of the present invention when it is not folded;

fig. 2 is a front view of the foldable fan of the present invention when it is not folded;

FIG. 3 is a schematic side view of the foldable fan according to the present invention when it is not folded;

fig. 4 is a schematic view of the overall structure of the foldable fan of the present invention when folded;

fig. 5 is an exploded view of the foldable fan of the present invention.

In the figure:

1. a rear housing; 10. a first clamping block; 11. a label; 12. a rear case wire cover;

2. a middle shell; 20. a first card slot; 21. a second card slot; 22. mounting grooves;

3. a front housing; 30. a second fixture block;

4. a handle; 40. a battery cover; 41. a battery; 42. a handle wire cover; 43. an electric control board; 44. pressing a key; 45. a light guide pillar; 46. a connecting seat;

5. a motor stator;

6. a fan blade rotor;

7. folding the base; 70. a rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides a technical solution:

a folding fan comprises a rear shell 1, the upper half part of the rear shell 1 is in a round sleeve shape, the lower half part is in a semi-cylindrical shape, a plurality of first clamping blocks 10 are arranged on the front end surface of the rear shell 1, a middle shell 2 is arranged at the front end of the rear shell 1, the upper half part of the middle shell 2 is in a circular ring shape, the lower half part is in a semi-cylindrical shape, a plurality of first clamping grooves 20 are arranged on the left side surface of the ring of the upper half part of the middle shell 2, a plurality of second clamping grooves 21 are arranged on the right side surface of the ring of the upper half part of the middle shell 2, a mounting groove 22 is arranged on the front end surface of the middle shell 2, a front shell 3 is arranged in the mounting groove 22, a plurality of second clamping blocks 30 are arranged on the rear end surface of the upper half part of the front shell 3, a motor stator 5 is arranged at the center position of the upper half part of the rear shell, handle line lid 42 is installed to folding base 7 front end, and automatically controlled board 43 is installed to handle line lid 42 front end, is connected with button 44 on the automatically controlled board 43, and the inside leaded light post 45 that is equipped with of button 44, the cylinder bottom of backshell 1 the latter half is equipped with handle 4, and handle 4 is inside to be hollow circular cylinder, and inside is equipped with battery 41, and handle 4 bottom is equipped with battery cover 40, and handle 4 top portion is equipped with connecting seat 46, and connecting seat 46 rotates with pivot 70 on the folding base 7 to be connected.

In this embodiment, backshell 1 and first fixture block 10 are the integrated into one piece structure, and first fixture block 10 is the equidistant distribution of annular, and the rear end face central point of backshell 1 puts and still is equipped with label 11, and backshell 1 bottom still is equipped with backshell line lid 12, and label 11 is convenient for mark the description that needs etc. backshell line lid 12 is convenient for better fastening backshell 1, and first fixture block 10 sets up and is convenient for fix with 2 joints of mesochite, and convenient to use person manually installs and uses.

Further, motor stator 5 passes through bolt fixed connection with backshell 1, and flabellum rotor 6 is fixed with motor stator 5 joint, and motor stator 5 and flabellum rotor 6 provide main wind-force, form the air flow.

Secondly, second fixture block 30 and preceding shell 3 are integrated into one piece structure, and second fixture block 30 is the annular equal interval and distributes, and preceding shell 3 of being convenient for is fixed with 2 joint of mesochite.

Specifically, first draw-in groove 20 is the distribution such as annular, and second draw-in groove 21 is the distribution such as annular, first draw-in groove 20 and first fixture block 10 one-to-one, and the joint cooperation, second draw-in groove 21 and second fixture block 30 one-to-one, and the joint cooperation, the width size of mounting groove 22 and the width size looks adaptation of preceding shell 3, preceding shell 3 can closely laminate with mesochite 2, under first fixture block 10, the cooperation of second fixture block 30 jointly, make backshell 1, mesochite 2 closely laminate with preceding shell 3.

Further, the inside edge of battery cover 40 is equipped with the joint piece, and handle 4 bottom corresponds and is equipped with the joint groove, and the diameter looks adaptation of 4 internal diameters of handle and battery 41, battery cover 40 set up convenient to use person's installation or change battery 41, realize the convenience of carrying the use, use and change battery 41, alright in order to continuously carry out work.

It should be noted that, folding base 7 is fixed with rear housing 1 butt fusion, handle line lid 42 is fixed with rear housing 1 butt fusion, automatically controlled board 43 passes through the bolt fastening on the cylindrical inner wall of rear housing 1 the latter half, leaded light post 45 and automatically controlled board 43 electric connection, button 44 one side end passes mesochite 2 and preceding shell 3, and extend to the external world, folding base 7 rotates through pivot 70 with connecting seat 46 to be connected, and pivot 70 uses the metal to make, reduce the wearing and tearing consumption, let handle 4 can folding use, and convenient to operate, folding pivot part is hidden at rear housing 1, the inside of mesochite 2 is completely invisible, and then realize hiding.

When the folding fan of the embodiment is used, a user firstly fixedly connects the motor stator 5 with the rear shell 1 through bolts, then the fan blade rotor 6 is in clamping fit with the motor stator 5, the folding base 7 is fixedly welded with the rear shell 1, the electric control board 43, the light guide pillar 45 and the key 44 are electrically connected and installed inside the rear shell 1, the motor stator 5 is electrically connected with the electric control board 43, the connecting seat 46 on the handle 4 is rotatably connected with the rotating shaft 70 on the folding base 7, finally, the user manually clamps and fits the middle shell 2 with the first clamping block 10 through the first clamping groove 20 for tight fitting and fixing, the user manually clamps and fits the front shell 3 with the second clamping groove 21 through the second clamping block 30 for tight fitting and fixing, the front shell 3 is embedded into the mounting groove 22, so that the appearance is more attractive, finally, the user installs the corresponding battery 41 in the handle 4, the user manually clamps and fixes the battery cover 40 with the handle 4, the separation of the battery 41 is prevented, when the portable multifunctional electric bicycle needs to be used, a user manually touches the key 44 to enable the motor stator 5 and the electric control board 43 to be connected with the battery 41, the battery 41 provides power for the portable multifunctional electric bicycle, when the portable multifunctional electric bicycle needs to be used continuously, the corresponding battery 41 is prepared, the battery 41 is replaced correspondingly, the portable multifunctional electric bicycle is carried and used, the handle 4 is rotatably connected with the rear shell 1, a rotating shaft of a folding part is hidden in the rear shell 1 and the middle shell 2 and cannot be seen at all, and the appearance attractiveness is improved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A folding fan, comprising a rear case (1), characterized in that: the upper half part of the rear shell (1) is in a circular sleeve shape, the lower half part of the rear shell (1) is in a semi-cylindrical shape, a plurality of first clamping blocks (10) are arranged on the front end surface of the rear shell (1), a middle shell (2) is arranged at the front end of the rear shell (1), the upper half part of the middle shell (2) is in a circular ring shape, the lower half part of the rear shell is in a semi-cylindrical shape, a plurality of first clamping grooves (20) are arranged on the left side surface of the circular ring of the upper half part of the middle shell (2), a plurality of second clamping grooves (21) are arranged on the right side surface of the circular ring of the upper half part of the middle shell (2), a mounting groove (22) is formed in the front end surface of the middle shell (2), a front shell (3) is arranged in the mounting groove (22), a plurality of second clamping blocks (30) are arranged on the rear end surface of the upper half part of the front shell (3), rear shell (1) the latter half central point puts and installs folding base (7), both sides are equipped with pivot (70) on folding base (7), handle line lid (42) are installed to folding base (7) front end, automatically controlled board (43) are installed to handle line lid (42) front end, be connected with button (44) on automatically controlled board (43), button (44) inside is equipped with leaded light post (45), the cylinder bottom of rear shell (1) the latter half is equipped with handle (4), handle (4) inside is hollow cylinder, and inside is equipped with battery (41), handle (4) bottom is equipped with battery cover (40), handle (4) top portion is equipped with connecting seat (46), pivot (70) on connecting seat (46) and folding base (7) rotate and are connected.

2. The folding fan according to claim 1, wherein: backshell (1) and first fixture block (10) are integrated into one piece structure, just first fixture block (10) are the equidistant distribution of annular, and the rear end face central point of backshell (1) puts and still is equipped with label (11), backshell line lid (12) still are equipped with to backshell (1) bottom.

3. The folding fan according to claim 1, wherein: motor stator (5) and backshell (1) pass through bolt fixed connection, flabellum rotor (6) are fixed with motor stator (5) joint.

4. The folding fan according to claim 1, wherein: the second fixture blocks (30) and the front shell (3) are of an integrally formed structure, and the second fixture blocks (30) are distributed annularly and uniformly.

5. The folding fan according to claim 1, wherein: first draw-in groove (20) are the distribution such as annular, second draw-in groove (21) are the distribution such as annular, first draw-in groove (20) and first fixture block (10) one-to-one, and the joint cooperation, second draw-in groove (21) and second fixture block (30) one-to-one, and the joint cooperation, the width size of mounting groove (22) and the width size looks adaptation of preceding shell (3).

6. The folding fan according to claim 1, wherein: the battery cover (40) is provided with a clamping block at the inner edge, a clamping groove is correspondingly formed in the bottom of the handle (4), and the inner diameter of the handle (4) is matched with the diameter of the battery (41).

7. The folding fan according to claim 1, wherein: folding base (7) are fixed with backshell (1) butt fusion, handle line lid (42) are fixed with backshell (1) butt fusion, automatically controlled board (43) are fixed on the cylinder inner wall of backshell (1) the latter half through the bolt, leaded light post (45) and automatically controlled board (43) electric connection, button (44) and automatically controlled board (43) electric connection, shell (2) and preceding shell (3) in button (44) one side end passes to extend to the external world.