CN210106213U

CN210106213U - Rotary opening type portable fan

Info

Publication number: CN210106213U
Application number: CN201920805319.XU
Authority: CN
Inventors: 张土福; 许秋强
Original assignee: Shenzhen Yuxi Technology Co Ltd
Current assignee: Shenzhen Yuxi Technology Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-02-21
Anticipated expiration: 2029-05-31

Abstract

The utility model provides a rotary open type portable fan, which comprises a rotary cover, an outer shell sleeved outside the upper part of the rotary cover and a screw cap arranged inside the outer shell; a movable cover for installing a fan unit is arranged on the spiral cover; the heliciform through-hole has been seted up to the spiral cover periphery, just rotatory lid outside integrated into one piece is provided with the embedding projection in the heliciform through-hole, in the in-service use, only need rotatory lid, can utilize reaction force to make the spiral cover reciprocate, this design structure reasonable in design, the reliability is high, and the result of use is outstanding.

Description

Rotary opening type portable fan

[ technical field ]

The utility model relates to a fan product technical field especially relates to a structural design is reasonable, convenient to use's portable fan of rotatory open-type.

[ background art ]

The fan is more common product among people's daily life, its kind is various, the appearance differs, very big facility has been brought for people's life, along with the continuous improvement of science and technology and life experience degree, the requirement to aspects such as function, structure of fan also strengthens gradually, especially portable little fan that can hand-carry, in summer, it can take out fast and open to walk on the road, however, present portable fan still exists more not enough, if the volume is too big, damage easily and so on, restrict better popularization and application of product.

Based on this, those skilled in the art have made a lot of research and development and experiments, and started improvement and improvement from the specific construction part of the fan, and achieved better results.

[ contents of utility model ]

For overcoming the problems existing in the prior art, the utility model provides a portable fan of rotatory open-type that structural design is reasonable, and it is convenient to use.

The utility model provides a rotary open type portable fan, which comprises a rotary cover, an outer shell sleeved outside the upper part of the rotary cover and a screw cap arranged inside the outer shell; a movable cover for installing a fan unit is arranged on the spiral cover; the spiral cover is characterized in that a spiral through hole is formed in the periphery of the spiral cover, and a convex column embedded into the spiral through hole is integrally formed on the outer side of the rotary cover.

Preferably, the fan unit includes an electric motor disposed inside the movable cover and a fan blade connected to an output shaft of the electric motor.

Preferably, the upper part of the screw cap is integrally provided with a plurality of male fastener members, and the bottom of the movable cap is provided with a fastener groove which is mutually fastened and connected with the male fastener members; the movable cover is movably connected with the screw cover in a clamping manner through the male clamping piece and the clamping groove.

Preferably, the rotary cover comprises a base and a rotary column arranged at the upper part of the base; the convex column is positioned at the top end part of the rotary column; a plurality of clamping blocks are integrally formed at the connecting part of the base and the rotating column; and the lower part of the inner side of the outer shell is provided with clamping holes which are mutually clamped with the clamping blocks.

Preferably, the movable cover moves up and down along with the screw cover, and when the screw cover is screwed into the lowest part inside the outer shell, the top of the movable cover is flush with the top end of the upper part of the outer shell.

Preferably, the rotary cover, the outer shell, the screw cover and the movable cover are all cylindrical.

Preferably, a control circuit board electrically connected with the electric motor is further arranged inside the movable cover, and a control button for controlling the electric motor to operate is arranged outside the movable cover; the control button is electrically connected with the control circuit board.

Preferably, the movable cover comprises an upper shell and a lower shell connected with the upper shell in a clamping manner; the electric motor and the control circuit board are arranged in an inner space formed by the upper shell and the lower shell.

Compared with the prior art, the utility model relates to a rotatory open-type portable fan through set up simultaneously rotatory lid 12, cover establish set up in the shell body 11 in the rotatory lid 12 upper portion outside and install in the inside spiral shell lid 14 structure of shell body 11, and set up the movable cover 13 that is used for installing fan unit 15 on spiral shell lid 14, in order to realize spiral shell lid 14 and the synchronous operation of rotatory lid 12, seted up heliciform through-hole 141 in spiral shell lid 14 periphery, set up the embedding at rotatory lid 12 outside integrated into one piece the projection 123 in the heliciform through-hole 141, in-service use, only need rotatory lid 12, can utilize reaction force to make spiral shell lid 14 reciprocate, this design structure reasonable in design, the reliability is high, and the result of use is outstanding.

[ description of the drawings ]

Fig. 1 is a schematic perspective view of a portable fan with a rotary opening according to the present invention.

Fig. 2 is a schematic structural view of a portable fan with a rotary opening according to the present invention.

Fig. 3 is a schematic diagram of an exploded structure of a portable fan with a rotary opening according to the present invention.

[ detailed description of the invention ]

To make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 3, a portable fan 1 of the present invention includes a rotary cover 12, an outer casing 11 disposed on an upper outer side of the rotary cover 12, and a screw cap 14 disposed inside the outer casing 11; a movable cover 13 for installing a fan unit 15 is arranged on the screw cover 14; a spiral through hole 141 is opened on the periphery of the screw cap 14, and a convex column 123 embedded in the spiral through hole 141 is integrally formed on the outer side of the rotary cap 12.

This application through set up simultaneously rotatory lid 12, cover establish set up in the shell body 11 in the rotatory 12 upper portion outsides and install in the 14 structures of spiral shell 11 inside, and set up the movable cover 13 that is used for installing fan unit 15 on spiral cover 14, in order to realize the synchronous operation of spiral cover 14 and rotatory lid 12, spiral through-hole 141 has been seted up in spiral cover 14 periphery, sets up the embedding at rotatory 12 outside integrated into one piece of lid projection 123 among the spiral through-hole 141, in the in-service use process, only need rotatory lid 12, can utilize reaction force to make spiral cover 14 reciprocate, this project organization reasonable in design, the reliability is high, and the result of use is outstanding.

Preferably, the fan unit 15 includes an electric motor provided inside the movable cover 13 and a fan blade connected to an output shaft of the electric motor.

Preferably, a plurality of male locking members 142 are integrally formed on the upper portion of the screw cap 14, and a locking groove for mutually locking and connecting the plurality of male locking members 142 is formed at the bottom of the movable cap 13; the movable cover 13 and the screw cover 14 are movably connected in a snap-fit manner through a male snap-fit piece 142 and a snap-fit groove. The clamping type connection mode is convenient for subsequent product maintenance and repair, and the structural design is reasonable.

Preferably, the rotary cover 12 includes a base 121 and a rotary column 122 disposed on an upper portion of the base 121; the convex column is positioned at the top end part of the rotating column 122; a plurality of engaging blocks 124 are integrally formed at the connecting portion between the base 121 and the rotary column 122; the lower part of the inner side of the outer casing 11 is provided with engaging holes for engaging with the engaging blocks 124.

Preferably, the movable lid 13 moves up and down with the screw lid 14, and when the screw lid 14 is screwed into the lowest part inside the outer shell 11, the top of the movable lid 13 is flush with the top of the upper part of the outer shell 11. The design of parallel and level each other is favorable to guaranteeing the pleasing to the eye degree of product.

Preferably, the rotary cap 12, the outer shell 11, the screw cap 14 and the movable cap 13 are all cylindrical.

Preferably, a control circuit board electrically connected to the electric motor is further disposed inside the movable cover 13, and a control button for controlling the operation of the electric motor is disposed outside the movable cover 13; the control button is electrically connected with the control circuit board.

Preferably, the movable cover 13 comprises an upper shell and a lower shell connected with the upper shell in a snap-fit manner; the electric motor and the control circuit board are arranged in an inner space formed by the upper shell and the lower shell.

This kind of little fan can bury the fan blade in the shell through rotatory mode, also can expose the shell through rotatory mode the fan blade outside, press switch after exposing, the switch-on circuit, the fan can normally work, upper and lower rotation principle: when the rotary cover rotates, the convex column on the rotary cover generates reaction force with the spiral groove of the spiral cover to drive the spiral cover to move along the spiral groove, and the movable cover is driven to move up and down by the up-and-down movement of the spiral cover.

Compared with the prior art, the utility model relates to a rotatory open-type portable fan 1 through set up simultaneously rotatory lid 12, cover establish set up in the shell body 11 in the rotatory lid 12 upper portion outside and install in the 14 structures of spiral shell lid of shell body 11 inside, and set up the movable cover 13 that is used for installing fan unit 15 on spiral shell lid 14, in order to realize spiral shell lid 14 and the synchronous operation of rotatory lid 12, seted up heliciform through-hole 141 in spiral shell lid 14 periphery, set up the embedding at rotatory lid 12 outside integrated into one piece the projection 123 among the heliciform through-hole 141, in-service use, only need rotatory lid 12, can utilize reaction force to make spiral shell lid 14 reciprocate, this design structure reasonable in design, the reliability is high, and the result of use is outstanding.

The above-mentioned embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A portable fan of rotatory open-type which characterized in that: the rotary cover comprises a rotary cover, an outer shell sleeved on the outer side of the upper part of the rotary cover and a spiral cover arranged in the outer shell; a movable cover for installing a fan unit is arranged on the spiral cover; the spiral cover is characterized in that a spiral through hole is formed in the periphery of the spiral cover, and a convex column embedded into the spiral through hole is integrally formed on the outer side of the rotary cover.

2. The portable fan of claim 1, further comprising: the fan unit comprises an electric motor arranged in the movable cover and a fan blade connected with an output shaft of the electric motor.

3. The portable fan of claim 1, further comprising: a plurality of male clamping pieces are integrally formed at the upper part of the screw cap, and a clamping groove which is mutually clamped and connected with the male clamping pieces is formed at the bottom of the movable cap; the movable cover is movably connected with the screw cover in a clamping manner through the male clamping piece and the clamping groove.

4. A portable fan of rotary opening type as claimed in any one of claims 1 to 3, wherein: the rotary cover comprises a base and a rotary column arranged on the upper part of the base; the convex column is positioned at the top end part of the rotary column; a plurality of clamping blocks are integrally formed at the connecting part of the base and the rotating column; and the lower part of the inner side of the outer shell is provided with clamping holes which are mutually clamped with the clamping blocks.

5. The portable fan of claim 1, further comprising: the movable cover moves up and down along with the screw cover, and when the screw cover is screwed into the lowest part inside the outer shell, the top of the movable cover is flush with the top end of the upper part of the outer shell.

6. The portable fan of claim 1, further comprising: the rotary cover, the outer shell, the screw cover and the movable cover are all in a cylindrical shape.

7. The portable fan of claim 2, further comprising: a control circuit board electrically connected with the electric motor is further arranged inside the movable cover, and a control button for controlling the electric motor to run is arranged outside the movable cover; the control button is electrically connected with the control circuit board.

8. The portable fan of claim 7, further comprising: the movable cover comprises an upper shell and a lower shell connected with the upper shell in a clamping manner; the electric motor and the control circuit board are arranged in an inner space formed by the upper shell and the lower shell.