CN214660965U

CN214660965U - Hand-held fan

Info

Publication number: CN214660965U
Application number: CN202120296247.8U
Authority: CN
Inventors: 林晓炯
Original assignee: SHENZHEN BENKS TECHNOLOGY CO LTD
Current assignee: SHENZHEN BENKS TECHNOLOGY CO LTD
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-11-09
Anticipated expiration: 2031-02-01

Abstract

The utility model relates to a fan field, in particular to handheld fan, handheld fan includes the base, the protection casing, handle and fan unit spare, fan unit spare sets up in the protection casing, the handle top is located to the protection casing, the protection casing further is equipped with the holding tank that is used for accomodating the base, the base is located the handle bottom and supports during the use, the base is accomodate in the holding tank when not using, this design is used for accomodating the holding tank of base through setting up on the protection casing, the user can accomodate the base in the holding tank when carrying handheld fan, need not to carry the base alone, the handheld fan convenient to use person's that this design provided carries, user's use sense has further been improved.

Description

Hand-held fan

[ technical field ] A method for producing a semiconductor device

The utility model relates to a fan field, in particular to handheld fan.

[ background of the invention ]

The electric fan is a device which is driven by electricity to generate air flow, a fan arranged in the electric fan can rotate after being electrified, the rotating fan can generate natural wind to achieve the effect of clearing away summer heat, common electric fan types comprise a table fan, a wall type fan, a handheld fan and the like, and the handheld electric fan is small in size and light in weight, so that a plurality of people can select to carry a mini handheld electric fan when walking outdoors, however, the handheld electric fan on the market is usually provided with a base, the handheld electric fan is placed on the base to support the handheld electric fan to be prevented from overturning, the base needs to be carried independently when the user carries the handheld electric fan, and the use feeling of the user is greatly reduced.

[ Utility model ] content

Need carry the problem of base alone when carrying handheld electric fan for the solution, the utility model provides a handheld fan.

In order to solve the technical problem, the utility model provides a handheld fan, the handheld fan includes base, protection casing, handle and fan assembly, the fan assembly sets up in the protection casing, the protection casing is located the handle top, the protection casing further is equipped with the holding tank that is used for taking in the base; when the handle is used, the base is positioned at the bottom end of the handle to support, and when the handle is not used, the base is contained in the containing groove.

Preferably, the accommodating groove is a circular groove, the base is further provided with a chassis and an installation seat matched with the accommodating groove, and the installation seat is fixedly arranged on the chassis; when the base is accommodated in the accommodating groove, the mounting seat is hidden in the accommodating groove, and the chassis is abutted to the protective cover.

Preferably, the holding tank is further equipped with the gomphosis arch, the mount pad is kept away from chassis one end further be equipped with the protruding guide way that corresponds the setting of gomphosis, the tank bottom of guide way is followed the circumferencial direction of mount pad further is equipped with the embedded groove, the protruding edge of gomphosis the notch of guide way slides in rotate behind the tank bottom of guide way the mount pad, the gomphosis arch slides in the embedded groove, the embedded groove restriction the base is followed drop in the holding tank.

Preferably, the mount pad further is equipped with the buckle, the holding tank further is equipped with the draw-in groove, the base with the holding tank passes through the buckle with the draw-in groove joint.

Preferably, the chassis is further provided with a first magnetic part, the position of the protective cover corresponding to the chassis is further provided with a second magnetic part, and the base is connected with the accommodating groove through the first magnetic part and the second magnetic part in a magnetic attraction manner.

Preferably, the mounting seat is further provided with mounting holes, the mounting holes are further provided with convex stripes uniformly distributed along the circumferential direction of the mounting seat, and when the handheld fan is placed for use, the handle is mounted in the mounting holes and is in contact with the convex stripes.

Preferably, handheld fan further includes air inlet cover and goes out the fan housing, the protection casing reaches the handle by the air inlet cover reaches it constitutes to go out the fan housing lock, the air inlet cover with it is arbitrary to be equipped with the buckle to go out the fan housing, then another is equipped with the draw-in groove.

Preferably, the protective cover further comprises a mounting housing, the fan assembly further comprises fan blades and a motor for driving the fan blades to rotate, and the motor is hidden in the mounting housing.

Preferably, the accommodating groove is formed at a side of the protective cover close to the motor.

Preferably, the fan assembly further comprises a battery and a charging circuit board electrically connected, the charging circuit board and the battery being disposed within the handle; the battery is chargeable battery, charging circuit board further is connected with the interface that charges, the handle further be equipped with the interface matched with hole that charges.

Compared with the prior art, the utility model provides a pair of handheld fan has following advantage:

1. handheld fan includes the base, the protection casing, handle and fan assembly, fan assembly sets up in the protection casing, the handle top is located to the protection casing, the protection casing further is equipped with the holding tank that is used for accomodating the base, the base is located the handle bottom and supports during the use, the base is accomodate in the holding tank when not using, this design is through setting up the holding tank that is used for accomodating the base on the protection casing, the user can be accomodate the base in the holding tank when carrying handheld fan, need not to carry the base alone, the handheld fan person of facilitating the use's that this design provided carries, user's use sense has further been improved.

2. The containing groove is a circular groove, the base is further provided with a base plate and a mounting seat matched with the containing groove, the mounting seat is fixedly arranged on the base plate, when the base is contained in the containing groove, the mounting seat is hidden in the containing groove, the base plate is abutted to the protective cover, the mounting seat is hidden in the containing groove, the containing groove can effectively protect the mounting seat, the mounting seat is prevented from being damaged by external force, and the service life of the mounting seat is further prolonged; when the mounting seat is hidden in the accommodating groove, the chassis is abutted against the protective cover, and the chassis protruding out of the accommodating groove is convenient for a user to take the base from the accommodating groove, so that the mounting and dismounting between the base and the accommodating groove are more convenient; when the handheld fan is placed for use, the stability of the base can be further enhanced by the chassis arranged on the mounting seat, so that the handheld fan is more stable and safer when being placed for use.

3. The holding tank further is equipped with the gomphosis arch, the mount pad is kept away from chassis one end and is further equipped with the guide way that corresponds the setting with the gomphosis arch, the tank bottom of guide way further is equipped with the embedded groove along the circumferencial direction of mount pad, the gomphosis arch rotates the mount pad after the tank bottom of guide way slides in the tank bottom of guide way, the gomphosis arch slides in the embedded groove, embedded groove restriction base drops from holding the inslot, this design passes through in the protruding embedded groove that gets into of guide way guide gomphosis, realize being connected between mount pad and the holding tank through the cooperation between embedded groove and the gomphosis arch, the cooperation is closely just joint strength is higher between embedded groove and the gomphosis arch, embedded groove and gomphosis arch can not take place deformation yet when long-term the use, the reliability of being connected between base and the holding tank has further been guaranteed.

4. The mount pad further is equipped with the buckle, and the holding tank further is equipped with the draw-in groove, and the base passes through buckle and draw-in groove joint with the holding tank, and this design is connected the dismantlement that realizes base and holding tank through the cooperation of buckle and draw-in groove and is connected, simple structure, and the installation of easy base is dismantled.

5. The chassis further is equipped with first magnetic part, and the position that the protection casing corresponds the chassis further is equipped with second magnetic part, and base and holding tank are inhaled through first magnetic part and second magnetic part magnetism and are connected, and this design is inhaled the effect through the magnetism between first magnetic part and the second magnetic part and is realized dismantling between base and the holding tank and be connected, simple structure, and the installation of easily base is dismantled, and first magnetic part and second magnetic part have higher interchangeability, are convenient for change during the damage.

6. The mount pad further is equipped with the mounting hole, the mounting hole further is equipped with the evagination stripe that sets up along the mount pad circumferencial direction equipartition, when handheld fan placed the use, the handle was installed in the mounting hole and is contacted with the evagination stripe, this design handle contacts with the evagination stripe in the mounting hole, the area of contact between handle and the mounting hole can be reduced to the evagination stripe, avoid in leading to the handle can't insert the mounting hole because the machining error of mounting hole, less area of contact is convenient for the cooperation between handle and the mount pad and is used.

7. The handheld fan further comprises an air inlet cover and an air outlet cover, the protective cover and the handle are formed by the air inlet cover and the air outlet cover in a buckled mode, the air inlet cover and the air outlet cover are provided with buckles in any mode, the other buckle is provided with a clamping groove, the air inlet cover and the air outlet cover in the design are connected in a buckled mode, the structure is simple, the air inlet cover and the air outlet cover are easy to install and detach, meanwhile, the protective cover and the handle are formed by the air inlet cover and the air outlet cover in a buckled mode, the structure is simple, and the processing and manufacturing are convenient.

8. The protection casing further includes the installation casing, and fan unit further includes flabellum and drive flabellum pivoted motor, and the motor is hidden in the installation casing, and when handheld fan was in operating condition, direct contact between flabellum that can avoid the rotation through the protection casing and the user has further improved the security of handheld fan, hides the motor in the installation casing simultaneously, can avoid external impurity to the erosion of motor, has further improved the life of motor.

9. The holding tank setting is close to motor one side at the protection casing, and when the base was accomodate in the holding tank, the base can not influence the circulation of air, has further improved the ability that the flabellum produced wind-force, sets up the holding tank simultaneously and is being close to motor one side, and handheld fan overall structure is small and exquisite compacter, convenient to use person's carrying more.

10. Fan assembly further includes electric connection's battery and charging circuit board, and charging circuit board and battery all set up in the handle, and the battery is rechargeable battery, and charging circuit board further is connected with the interface that charges, and the handle further is equipped with and charges interface matched with hole of charging, and this design battery adopts rechargeable battery, and rechargeable battery cycle life is long, and convenient to use person's long-term use, and come to charge the battery through charging circuit board external power supply, and economic environmental protection has higher practicality.

[ description of the drawings ]

Fig. 1 is a schematic perspective view of a handheld fan according to a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a handheld fan according to a first embodiment of the present invention.

Fig. 3 is a schematic diagram of an explosion structure of a handheld fan according to a first embodiment of the present invention.

Fig. 4 is an enlarged schematic view of a in fig. 3.

Fig. 5 is an enlarged schematic view of B in fig. 3.

Fig. 6 is an exploded schematic view of a handheld fan according to a first embodiment of the present invention.

Fig. 7 is a third schematic view of an explosion structure of the handheld fan according to the first embodiment of the present invention.

The attached drawings indicate the following:

1. a hand-held fan;

11. a base; 12. a protective cover; 13. a handle; 14. a fan assembly; 15. an air inlet cover; 16. an air outlet cover; 17. a control switch;

111. a chassis; 112. a mounting seat; 121. accommodating grooves; 122. installing a shell; 123. a second magnetic member; 131. a charging hole; 141. a fan blade; 142. a motor; 143. a battery; 144. a charging circuit board;

1111. a first magnetic member; 1121. a guide groove; 1122. a groove is embedded; 1123. a card slot; 1124. mounting holes; 1211. a fitting projection; 1212. buckling; 1441. a charging interface;

11211. a notch; 11212. the bottom of the tank; 11241. and (4) convex stripes.

[ detailed description ] embodiments

In order 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 the 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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

It should be noted that when one end of the element is referred to as the top end, and the opposite end is the bottom end, the terms "top end" and "bottom end" are used herein for illustrative purposes only, and when the element is rotated 180 degrees, the top end and the bottom end are interchanged.

Please refer to fig. 1 and 2, a first embodiment of the present invention provides a handheld fan 1, including a base 11, a protective cover 12, a handle 13 and a fan assembly 14, the fan assembly 14 is disposed in the protective cover 12, the protective cover 12 is disposed on the top of the handle 13, the protective cover 12 is further provided with an accommodating groove 121 for accommodating the base 11, the base 11 is positioned at the bottom of the handle 13 for supporting when in use, the base 11 is accommodated in the accommodating groove 121 when not in use, the accommodating groove 121 for accommodating the base 11 is disposed on the protective cover 12, the user can accommodate the base 11 in the accommodating groove 121 when carrying the handheld fan 1, the base 11 does not need to be carried separately, the handheld fan 1 provided in this embodiment is convenient for the user to carry, and the use feeling of the user is further improved.

Please combine fig. 2 and fig. 3, specifically, handheld fan 1 includes air inlet cover 15 and air outlet cover 16, and protection casing 12 and handle 13 are become by air inlet cover 15 and air outlet cover 16 lock, and air inlet cover 15 and air outlet cover 16 are arbitrary to be equipped with the buckle (not shown), then another is equipped with the draw-in groove (not shown), and is specific, the embodiment of the utility model provides an be equipped with the buckle on the air inlet cover 15, be equipped with on the air outlet cover 16 with buckle matched with draw-in groove, the connected mode of buckle and draw-in groove is simple, easily air inlet cover 15 and the installation of air outlet cover 16 are dismantled, and protection casing 12 and handle 13 become by air inlet cover 15 and air outlet cover 16 lock simultaneously, simple structure, the processing preparation of being convenient for.

Further, the protection cover 12 further includes a mounting housing 122, the fan assembly 14 further includes a fan blade 141 and a motor 142 for driving the fan blade 141 to rotate, the motor 142 is hidden in the mounting housing 122 and connected to the fan blade 141, the motor 142 can drive the fan blade 141 to rotate when operating, the rotating fan blade 141 can change the air flowing direction and the air flowing speed, the air moves from one side of the air inlet cover 15 to the inside of the protection cover 12, finally, wind power is formed at one side of the air outlet cover 16, and the wind power formed by the fan blade 141 can be changed by changing the operating speed of the motor 142. The flabellum 141 is arranged in the protective cover 12 in the embodiment, when the handheld fan 1 is in a working state, the protective cover 12 can avoid direct contact between the rotating flabellum 141 and a user, the safety of the handheld fan 1 is further improved, meanwhile, the motor 142 is arranged in the installation shell 122, the erosion of external impurities to the motor 142 can be avoided, and the service life of the motor 142 is further prolonged.

Further, the fan assembly 14 further includes a battery 143 and a charging circuit board 144, the battery 143 is electrically connected to the battery 143, the charging circuit board 144 and the battery 143 are both disposed in the handle 13, the battery 143 is electrically connected to the motor 142 and provides power for the motor 142, the charging circuit board 144 is further connected to a charging interface 1441, the handle 13 is further provided with a charging hole 131 matching with the charging interface 1441, when the battery 143 is exhausted, a charging plug connected to an external power source is connected to the charging interface 1441 through the charging hole 131, a current of the external power source flows into the charging circuit board 144 through the charging interface 1441, and then the battery 143 is charged through the charging circuit board 144, in this embodiment, the battery 143 is a rechargeable battery, the rechargeable battery has a long cycle life, and is convenient for long-term use of a user, and the battery 143 is charged by an external power source of the charging circuit board 144, economic and environment-friendly, and has higher practicability.

Further, the handheld fan 1 is further provided with a control switch 17, the control switch 17 is arranged on the protective cover 12 and connected with the motor, the motor 142 can be started to operate by pressing the control switch 17 for a long time, after the motor 142 is started, the operating speed of the motor 142 can be changed by pressing the control switch 17 for multiple times, the wind power formed by the fan blades 141 is further changed, and meanwhile, the started motor 142 can be controlled to stop operating by pressing the control switch 17 for a long time.

Please refer to fig. 1 to fig. 3, specifically, the accommodating groove 121 is disposed on one side of the protective cover 12 close to the motor 142, when the base 11 is accommodated in the accommodating groove 121, the base 11 does not affect the circulation of air, so as to further improve the capability of the fan blade 141 to generate wind power, and meanwhile, the accommodating groove 121 is disposed on one side close to the motor 142, so that the handheld fan 1 has a smaller and more compact overall structure, and is convenient for a user to carry.

Furthermore, the accommodating groove 121 is a circular groove, the base 11 is further provided with a base plate 111 and an installation seat 112 matched with the accommodating groove 121, the installation seat 112 is fixedly arranged on the base plate 111, when the base 11 is accommodated in the accommodating groove 121, the installation seat 112 is hidden in the accommodating groove 121, the base plate 111 abuts against the protective cover 12, the installation seat 112 is hidden in the accommodating groove 121, the accommodating groove 121 can effectively protect the installation seat 112, the installation seat 112 is prevented from being damaged by external force, and the service life of the installation seat 112 is further prolonged; when the mounting seat 112 is hidden in the accommodating groove 121, the chassis 111 abuts against the protective cover 12, and the chassis 111 protruding out of the accommodating groove 121 facilitates a user to take the base 11 from the accommodating groove 121, so that the mounting and dismounting between the base 11 and the accommodating groove 121 are more convenient; when the handheld fan 1 is placed for use, the base plate 111 arranged on the mounting seat 112 can further enhance the stability of the base 11, so that the handheld fan 1 is more stable and safer when placed for use.

Furthermore, the mounting base 112 is further provided with a mounting hole 1124, the mounting hole 1124 is further provided with protruding stripes 11241 uniformly distributed along the circumferential direction of the mounting base 112, when the handheld fan 1 is placed for use, the bottom end of the handle 13 is mounted in the mounting hole 1124 and contacts with the protruding stripes 11241, the protruding stripes 11241 can reduce the contact area between the handle 13 and the mounting hole 1124, the problem that the handle 13 cannot be inserted into the mounting hole 1124 due to machining errors of the mounting hole 1124 is avoided, and the small contact area is convenient for the matching use between the handle 13 and the mounting base 112.

The utility model discloses do not specifically prescribe a limit to the connected mode between base 11 and the holding tank 121, can realize dismantling through setting up the structure between base 11 and the holding tank 121 and be connected, also can dismantle the connection through the mode realization of joint between base 11 and the holding tank 121, can also realize magnetism through setting up the magnetic part between base 11 and the holding tank 121 and be connected.

Referring to fig. 3 to 5, as an embodiment, the base 11 is detachably connected to the receiving groove 121 by a structural member, specifically, the receiving groove 121 is further provided with an engaging protrusion 1211, one end of the mounting seat 112 away from the chassis 111 is further provided with a guide groove 1121 corresponding to the engaging protrusion 1211, the engaging protrusion 1211 slides into a groove bottom 11212 of the guide groove 1121 through a notch 11211 of the guide groove 1121, the groove bottom 11212 of the guide groove 1121 is further provided with an engaging groove 1122 along a circumferential direction of the mounting seat 112, the mounting seat 112 is rotated after the engaging protrusion 1211 slides into the groove bottom 11212 of the guide groove 1121, the engaging protrusion 1211 slides into the engaging groove 1122, the engaging groove 1122 restricts the base 11 from falling off from the receiving groove 121, in the present design, the engaging protrusion 1211 is guided into the engaging groove 1121 by the guide groove 1121, and the mounting seat 112 is connected to the receiving groove 121 by the engagement between the engaging groove 1122 and the engaging protrusion 1211, the fitting groove 1122 and the fitting protrusion 1211 are tightly fitted and have high connection strength, and the fitting groove 1122 and the fitting protrusion 1211 are not deformed even in long-term use, thereby further ensuring the connection reliability between the base 11 and the accommodating groove 121.

Referring to fig. 6, as another embodiment, the base 11 and the accommodating groove 121 are detachably connected by being clamped, specifically, the mounting seat 112 is further provided with a clamping groove 1123, the accommodating groove 121 is further provided with a clamping buckle 1212, the base 11 and the accommodating groove 121 are detachably connected by the clamping groove 1123 and the clamping buckle 1212, and the clamping groove 1123 and the clamping buckle 1212 are simply connected to each other, so that the base 11 is easily mounted and dismounted.

Referring to fig. 7, as another embodiment, the base 11 and the receiving groove 121 are magnetically connected by a magnetic member, specifically, the base 111 is further provided with a first magnetic member 1111, the protective cover 12 is further provided with a second magnetic member 123 at a position corresponding to the base 111, the base 11 and the receiving groove 121 are magnetically connected by the first magnetic member 1111 and the second magnetic member 123, the design realizes the detachable connection between the base 11 and the receiving groove 121 by the magnetic attraction between the first magnetic member 1111 and the second magnetic member 123, the structure is simple, the mounting and dismounting of the base 11 are easy, and the first magnetic member 1111 and the second magnetic member 123 have high interchangeability and are convenient to replace when damaged.

To sum up, the first embodiment of the present invention provides a handheld fan 1, which comprises a base 11, a protective cover 12, a handle 13, a fan assembly 14, an air inlet cover 15 and an air outlet cover 16, wherein the handheld fan 1 can be held by a user, the handheld fan 1 can also be placed on a plane, when the handheld fan 1 needs to be placed on the plane for use, the user needs to take the lower base 11 from the accommodating groove 121 and place the base 11 on the plane, the bottom end of the handle 13 is inserted into the base 11 through the mounting hole 1124, then the base 11 supports the handle 13 so that the handheld fan 1 can be stably placed on the plane, the user can start the motor 142 to operate by pressing the control switch 17 for a long time, the motor 142 drives the fan blades 141 to rotate, the rotating fan blades 141 can change the air flowing direction and the air flowing speed, the air moves from one side of the air inlet cover 15 to the inside of the protective cover 12, finally, a larger wind force is formed at one side of the air outlet cover 16, and meanwhile, a user can change the running speed of the motor 142 by pressing the control switch 17 for multiple times, so that the size of the wind force formed by the fan blades 141 is changed, and after the user finishes using the handheld fan 1, the motor 142 is controlled to stop running by pressing the control switch 17 for a long time; when a user needs to hold the hand-held fan 1 by a hand or use the hand-held fan 1, the base 11 is taken down from the handle 13, and then the base 11 is accommodated in the accommodating groove 121, and the start and stop of the fan blades 141 are controlled by the control switch 17.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A hand held fan, comprising: the handheld fan comprises a base, a protective cover, a handle and a fan assembly, wherein the fan assembly is arranged in the protective cover, the protective cover is arranged at the top end of the handle, and the protective cover is further provided with a containing groove for containing the base; when the handle is used, the base is positioned at the bottom end of the handle to support, and when the handle is not used, the base is contained in the containing groove.

2. The hand-held fan of claim 1, wherein: the accommodating groove is a circular groove, the base is further provided with a base plate and an installation seat matched with the accommodating groove, and the installation seat is fixedly arranged on the base plate;

when the base is accommodated in the accommodating groove, the mounting seat is hidden in the accommodating groove, and the chassis is abutted to the protective cover.

3. The hand held fan as claimed in claim 2, wherein: the holding tank further is equipped with the gomphosis arch, the mount pad is kept away from chassis one end further be equipped with the protruding guide way that corresponds the setting of gomphosis, the tank bottom of guide way is followed the circumferencial direction of mount pad further is equipped with the embedded groove, the protruding edge of gomphosis the notch of guide way slides in rotate behind the tank bottom of guide way the mount pad, the protruding sliding in of gomphosis in the embedded groove, the embedded groove restriction the base is followed drop in the holding tank.

4. The hand held fan as claimed in claim 2, wherein: the mount pad further is equipped with the buckle, the holding tank further is equipped with the draw-in groove, the base with the holding tank passes through the buckle with the draw-in groove joint.

5. The hand held fan as claimed in claim 2, wherein: the chassis is further equipped with first magnetic part, the protection casing corresponds the position on chassis further is equipped with second magnetic part, the base with the holding tank passes through first magnetic part with second magnetic part magnetism is inhaled and is connected.

6. The hand held fan as claimed in claim 2, wherein: the mounting base is further provided with a mounting hole, the mounting hole is further provided with convex stripes uniformly distributed along the circumferential direction of the mounting base, and when the handheld fan is placed for use, the handle is mounted in the mounting hole and is in contact with the convex stripes.

7. The hand held fan as claimed in claim 2, wherein: the handheld fan further comprises an air inlet cover and an air outlet cover, the protective cover and the handle are buckled and formed by the air inlet cover and the air outlet cover, the air inlet cover and the air outlet cover are provided with buckles at any time, and the other cover is provided with a clamping groove.

8. The hand-held fan of claim 1, wherein: the protective cover further comprises an installation shell, the fan assembly further comprises fan blades and a motor for driving the fan blades to rotate, and the motor is hidden in the installation shell.

9. The hand-held fan of claim 8, wherein: the holding tank sets up the protection casing is close to motor one side.

10. The hand-held fan of claim 8, wherein: the fan assembly further comprises a battery and a charging circuit board which are electrically connected, and the charging circuit board and the battery are both arranged in the handle;

the battery is chargeable battery, charging circuit board further is connected with the interface that charges, the handle further be equipped with the interface matched with hole that charges.