CN210977946U

CN210977946U - Detachable fan

Info

Publication number: CN210977946U
Application number: CN201921598392.0U
Authority: CN
Inventors: 李道文
Original assignee: Guangdong Unique Electrical Co ltd
Current assignee: Guangdong Unique Electrical Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-07-10
Anticipated expiration: 2029-09-24

Abstract

The utility model belongs to the field of household appliances, and particularly discloses a detachable fan, which comprises a supporting seat and a fan head, wherein the fan head is arranged on the supporting seat and comprises a mesh cover, a motor shell, a motor cover, a motor and fan blades; the mesh enclosure is provided with a first cavity and a second cavity which are open, and the open end of the first cavity and the open end of the second cavity are oppositely positioned at two ends of the mesh enclosure; the net cover is detachably covered at the opening end of the first cavity; the motor shell is provided with a third cavity with an opening, an electric connector is arranged in the third cavity, and the electric connector is connected with a power line; the motor cover is detachably covered at the opening end of the third cavity; the motor shell is accommodated in the second cavity, the motor cover is detachably connected with the side wall of the second cavity, the motor is arranged in the third cavity, the electric connection end of the motor is connected with the electric connection head in a pluggable manner, and the fan blade is sleeved on the rotating shaft of the motor; the supporting seat is connected with the mesh enclosure or the motor shell; therefore, motor disassembly can be achieved.

Description

Detachable fan

Technical Field

The utility model relates to a domestic appliance field, concretely relates to removable fan.

Background

The fan is an indispensable household appliance in daily life; the fan consists of a motor, fan blades, a protective cover net and a supporting structure. When the fan is used, the fan blades rotate at a high speed to rub air, so that static electricity is generated, dust in the air is easily adsorbed, and negative pressure is formed on the rear side of the fan in the rotating process of the fan, so that the air passes through the motor, and the dust in the air is also adsorbed on the motor; especially, when the fan is used in a home near a kitchen, oil stains are accumulated on the motor. In the existing fan, a mesh enclosure and fan blades can be detached for cleaning, and then a motor cannot be detached, so that the problems of poor heat dissipation performance, shortened service life and the like of the motor are caused along with the increase of service time; and the motor of fan can't be dismantled, it is direct setting on supporting mechanism, therefore the fan is in the transportation, is connected with supporting mechanism, because the important part of fan is the motor, consequently in the transportation, need protect the motor of fan, so, will increase the cost of fan packing and transportation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that: the detachable fan is used for solving the problems that the motor of the existing fan extrudes dust and oil stain, the heat dissipation performance of the motor is reduced, and the cost of the fan is high in the conveying process.

In order to solve the technical problem, the technical scheme of the utility model is that: the detachable fan comprises a supporting seat and a fan head, wherein the fan head is arranged on the supporting seat and comprises a mesh cover, a motor shell, a motor cover, a motor and fan blades; the mesh enclosure is provided with a first cavity and a second cavity which are open, and the open end of the first cavity and the open end of the second cavity are oppositely positioned at two ends of the mesh enclosure; the net cover is detachably covered at the opening end of the first cavity; the motor shell is provided with a third cavity with an opening, an electric connector is arranged in the third cavity, and the electric connector is connected with a power line; the motor cover is detachably covered at the opening end of the third cavity; the motor shell is accommodated in the second cavity, the motor cover is detachably connected with the side wall of the second cavity, the motor is arranged in the third cavity, the electric connection end of the motor is connected with the electric connection head in a pluggable manner, a rotating shaft of the motor penetrates through the motor cover and the side wall of the second cavity and extends into the first cavity, and the fan blades are sleeved on the rotating shaft of the motor; the supporting seat is connected with the mesh enclosure or the motor shell.

Preferably, a clamping groove is formed in the upper end of the side wall of the motor cover, and a clamping portion clamped into the clamping groove is formed in the upper end of the motor shell; and the locking screw penetrates through the bottom wall of the second cavity and the motor cover to be connected with the motor shell.

Preferably, the side wall of the motor cover is further provided with a connecting part, the connecting part penetrates through the bottom wall of the second cavity and extends into the first cavity, an external thread is arranged on the connecting part, and a locking nut is sleeved on the connecting part and meshed with the external thread; a clearance hole is formed in the connecting portion, and a rotating shaft of the motor penetrates through the clearance hole to be connected with the fan blades.

Preferably, the net cover comprises a protective cover and an air guide cover, the air guide cover is arranged on the inner side of the protective cover, one end of the air guide cover is abutted against the inner wall of the protective cover, and the other end of the air guide cover is abutted against the end part of the net cover; the protective cover is buckled with the mesh enclosure.

Preferably, the outer side wall of the end portion of the mesh enclosure is uniformly provided with a plurality of buckling grooves, the end portion of the protective cover is provided with a plurality of buckles, and the buckles are buckled with the corresponding buckling grooves.

Preferably, the end of the protective cover further extends to form two installation parts, a clamping piece is pivoted with the two installation parts, and a clamping position is arranged on the clamping piece and buckled at the end of the mesh cover.

Preferably, the supporting seat is further provided with a swinging mechanism, the fan head is connected with a rotating shaft of the swinging mechanism, and the swinging mechanism drives the fan head to rotate.

Preferably, the rotating shaft of the head swinging mechanism and the rotating shaft of the motor form an included angle of 45 degrees, and the horizontal included angle of the rotating shaft of the head swinging mechanism is 45 degrees.

Preferably, the head swinging mechanism comprises a head swinging motor and a head swinging rotating shaft; the head swinging motor is arranged in the supporting seat, the head swinging rotating shaft penetrates through the top wall of the supporting seat, and the head swinging rotating shaft is rotatably connected with the top wall; a driving gear is arranged on a rotating shaft of the head swinging motor, a driven gear is arranged on the head swinging rotating shaft, and the driven gear is meshed with the driving gear; the upper end of the swinging head rotating shaft is connected with the motor shell, and the electric connector is arranged in the swinging head rotating shaft.

Preferably, a clamping groove is formed in the outer side of the motor shell, and the upper end of the swinging head rotating shaft is clamped into the clamping groove; the outer side wall of the clamping groove extends to form a connecting plate, and a locking screw penetrates through the bottom wall of the second cavity and is connected with the swinging head rotating shaft.

Preferably, the bottom plate of the second cavity is detachably connected with the side wall of the second cavity.

Compared with the prior art, the detachable fan has the following beneficial effects:

1. the motor is detachably arranged in the third cavity of the motor shell, and the electric connection end of the motor is connected with the electric connection head in a pluggable manner, so that when the motor needs to be detached and cleaned, the motor shell is directly detached from the second cavity, and then the motor cover is detached, so that the motor can be directly taken out from the motor shell to clean dust and oil stains on the surface of the motor; therefore, the motor can be cleaned regularly or according to requirements, normal heat dissipation of the motor can be guaranteed, and the service life of the motor is guaranteed.

2. Because the motor can be dismantled, consequently, the in-process of transportation can directly dismantle the motor and pack alone, and other parts of electric fan then can unify the packing in addition, can not only reduce the cost of packing to can further play the guard action to the motor, place the in-process damage of transportation.

3. When the fan does not use, can dismantle the motor, pack alone and handle, consequently can play the guard action to the motor of fan, avoid the motor to wet or other and lead to the motor impaired, perhaps reduce its life.

Drawings

Fig. 1 is a perspective view of a detachable fan of the utility model;

fig. 2 is an exploded view of the utility model detachable fan;

fig. 3 is another perspective view of an exploded view of the utility model removable fan;

fig. 4 is a sectional view of the utility model detachable fan;

FIG. 5 is a structural view of the motor cover of the detachable fan;

FIG. 6 is a view of the package of the motor cover and the motor casing of the detachable fan;

fig. 7 is an exploded view of the mesh enclosure and the mesh cover of the detachable fan of the utility model;

FIG. 8 is a view of the latch member pivotally connected to the protective cover of the detachable fan;

FIG. 9 is a view showing a structure of the swing mechanism of the detachable fan;

Detailed Description

The following detailed description will be further described in conjunction with the above-identified drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments. It will be apparent, however, to one skilled in the art, that the described embodiments may be practiced without some or all of these specific details. In other instances, well known process steps have not been described in detail.

Referring to fig. 1 to 4, the detachable fan includes a support base 100 and a fan head 200, wherein the fan head 200 is disposed on the support base 100. The fan head 200 includes a mesh cover 210, a mesh cover 220, a motor case 230, a motor cover 240, a motor 250, and fan blades 260. The mesh enclosure 210 has a first cavity 211 and a second cavity 212 which are open, and the open end of the first cavity 211 and the open end of the second cavity 212 are located at two ends of the mesh enclosure 210 opposite to each other; the mesh cover 220 is detachably covered at the open end of the first cavity 211; the motor casing 230 is provided with a third cavity 231 with an opening, an electric connector 232 is arranged in the third cavity 231, and the electric connector 232 is connected with a power line (not shown in the figure); the motor cover 240 detachably covers the open end of the third cavity 231; the motor casing 230 is accommodated in the second cavity 212, the motor cover 240 is detachably connected with the side wall of the second cavity 212, the motor 250 is arranged in the third cavity 231, the electric connection end of the motor 250 is connected with the electric connection head 200 in a pluggable manner, the rotating shaft of the motor 250 penetrates through the side walls of the motor cover 240 and the second cavity 212 and extends into the first cavity 211, and the fan blade 260 is sleeved on the rotating shaft of the motor 250; the support seat 100 is connected to the mesh cover 210 or the motor housing 250. Because the motor 250 is detachably arranged in the third cavity 231 of the motor casing 230, and the electric connection end of the motor 250 is connected with the electric connection head 232 in a pluggable manner, when the motor 250 needs to be detached and cleaned, the motor casing 230 is directly detached from the second cavity 212, and then the motor cover is detached, so that the motor 250 can be directly taken out of the motor casing 230 to clean dust and oil stains on the surface of the motor 250; therefore, the motor 250 can be cleaned regularly or according to requirements, the heat dissipation performance of the motor is guaranteed, and the service life of the motor is guaranteed. In the transportation process, the motor 250 can be directly disassembled and independently packaged, and other parts of the electric fan can be uniformly packaged in addition, so that the packaging cost can be reduced, the motor 250 can be further protected, and the motor 250 can be damaged in the transportation process. When the fan is not used, the motor 250 can be detached and packaged separately, so that the motor 250 of the fan can be protected, and the motor 250 is prevented from being damaged or the service life of the motor 250 is shortened due to damp or other factors.

Preferably, referring to fig. 5 and 6, a clamping groove 241 is formed in an upper end of a side wall of the motor cover 240, and a clamping portion 233 clamped into the clamping groove 241 is formed in an upper end of the motor casing 230; a locking screw 235 is coupled to the motor case 230 through the bottom wall of the second cavity 212 and the motor cover 240. In this embodiment, after the clamping portion 233 is clamped with the clamping groove 241, the locking screw 235 locks the motor cover 240 on the motor casing 230, so that when the motor cover 240 needs to be detached, the locking screw 235 can be directly detached to separate the motor cover 240 from the motor casing 230.

Preferably, referring to fig. 5 and 6, the side wall of the motor cover 240 is further provided with a connecting portion 242, the connecting portion 242 penetrates through the bottom wall of the second cavity 212 and extends into the first cavity 211, the connecting portion 242 is provided with an external thread 243, and a locking nut 244 is sleeved on the connecting portion 242 and is engaged with the external thread 243; a clearance hole 245 is formed in the connecting portion 242, and a rotating shaft of the motor 250 penetrates through the clearance hole 245 to be connected with the fan blade 260. In this embodiment, the motor cover 240 is locked to the bottom wall of the second cavity 212 by the locking nut 244; so that the motor housing 230 and the motor 250 can be fixed in the second chamber 212.

Preferably, referring to fig. 7, the net cover 220 includes a protective cover 221 and an air guiding cover 222, the air guiding cover 221 is disposed inside the protective cover 222, one end of the air guiding cover 222 abuts against an inner wall of the protective cover 221, and the other end abuts against an end of the net cover 210; the shield 221 is fastened to the mesh enclosure 210. In this embodiment, when the protective cover 221 is fastened to the mesh enclosure 210, the wind scooper 222 can be pressed on the end of the mesh enclosure 210, and when the protective cover is detached, the fastened portion can be directly detached. The wind scooper 222 is used for guiding wind, and can concentrate wind fanned by the fan blade 260, so that the blowing distance and the wind power are larger.

Preferably, the outer side wall of the end portion of the mesh enclosure 210 is uniformly provided with a plurality of fastening grooves 213, the end portion of the shield 221 is provided with a plurality of fasteners 223, and the fasteners 223 are fastened with the corresponding fastening grooves 213.

Preferably, referring to fig. 7 and 8, two mounting portions 224 extend from an end of the protective cover 221, a fastening member 225 is pivotally connected to the two mounting portions 224, a fastening position 226 is disposed on the fastening member 225, and the fastening position 226 is fastened to an end of the mesh enclosure 210. In this embodiment, after the buckle 223 is fastened to the buckle groove 213, the buckle 226 of the buckle 225 is fastened to the mesh cover 210, so that the shield 221 is fixed to the end of the mesh cover 210. When the protective cover 221 is disassembled, the engaging portion 22 is directly separated from the mesh enclosure 210, so that the engaging portion 223 can be separated from the engaging groove 213, thereby achieving the purpose of disassembling the protective cover.

Preferably, referring to fig. 4, 6 and 9, a swinging head mechanism 110 is further disposed on the support base 100, the fan head 200 is connected to a rotating shaft of the swinging head mechanism 110, and the swinging head mechanism 110 drives the fan head 200 to rotate. Fan head 200 can supply air in multiple dimensions through head swinging mechanism 110.

Preferably, the rotating shaft of the head swinging mechanism 110 and the rotating shaft of the motor 250 form an included angle of 45 degrees, and the horizontal included angle of the rotating shaft of the head swinging mechanism 110 is 45 degrees. In this embodiment, when the fan head 200 is driven to swing by the swing mechanism 110, the horizontal included angle of the rotating shaft of the swing mechanism 110 is 45 °, so that the horizontal included angle of the rotating shaft of the motor 250 is continuously changed between 0 ° and 90 °, and the fan can supply air horizontally and upwards, and supply air obliquely to the upper left and upper right to achieve three-dimensional air supply; when the air conditioner is applied to an air conditioning room, indoor air flow can be accelerated, the indoor overall temperature is guaranteed to be close, the overall experience of a human body can be improved, and resources can be effectively saved.

Preferably, referring to fig. 4, 6 and 9, the swing head mechanism 110 includes a swing head motor 111 and a swing head rotating shaft 112; the head swinging motor 111 is arranged in the supporting seat 100, the head swinging rotating shaft 112 penetrates through the top wall of the supporting seat 100, and the head swinging rotating shaft 112 is rotatably connected with the top wall. A driving gear 113 is arranged on a rotating shaft of the head swinging motor 111, a driven gear 114 is arranged on the head swinging rotating shaft 112, and the driven gear 114 is meshed with the driving gear 113; the upper end of the swing head rotating shaft 112 is connected with the motor casing 230, and the electric connector 232 is arranged in the swing head rotating shaft 112.

Preferably, a clamping groove 235 is formed in the outer side of the motor casing 230, and the upper end of the swinging head rotating shaft 112 is clamped in the clamping groove 235; a connecting plate 237 extends from the outer side wall of the locking slot 236, and a locking screw 235 penetrates through the bottom wall of the second cavity 212, and the connecting plate 237 is connected with the swing spindle 112. In this embodiment, the fan head 200 is locked to the swing shaft 112 by the locking screw 235.

Another embodiment of the motor cover 240 connected to the bottom plate of the second cavity 212 is shown in fig. 1, 2 and 4; specifically, the bottom plate 2120 of the second cavity 212 is detachably connected to the sidewall of the second cavity 2121. In this embodiment, after the fan head 200 is detached from the supporting base 100, only the bottom plate 2120 and the side wall of the second cavity 212 need to be detached, the mesh enclosure 210 can be directly taken out from behind, and the motor cover 240 is still connected to the bottom plate 2120, so that the mesh enclosure 210 and the motor cover 240 are more convenient to assemble. Specifically, the bottom plate 2120 is screwed to the side wall.

The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without creative work from the above conception, and all the changes fall within the protection scope of the present invention.

Claims

1. The detachable fan comprises a supporting seat and a fan head, wherein the fan head is arranged on the supporting seat, and the detachable fan is characterized in that the fan head comprises a mesh cover, a motor shell, a motor cover, a motor and fan blades; the mesh enclosure is provided with a first cavity and a second cavity which are open, and the open end of the first cavity and the open end of the second cavity are oppositely positioned at two ends of the mesh enclosure; the net cover is detachably covered at the opening end of the first cavity; the motor shell is provided with a third cavity with an opening, an electric connector is arranged in the third cavity, and the electric connector is connected with a power line; the motor cover is detachably covered at the opening end of the third cavity; the motor shell is accommodated in the second cavity, the motor cover is detachably connected with the side wall of the second cavity, the motor is arranged in the third cavity, the electric connection end of the motor is connected with the electric connection head in a pluggable manner, a rotating shaft of the motor penetrates through the motor cover and the side wall of the second cavity and extends into the first cavity, and the fan blades are sleeved on the rotating shaft of the motor; the supporting seat is connected with the mesh enclosure or the motor shell.

2. The detachable fan according to claim 1, wherein a clamping groove is formed at an upper end of a side wall of the motor cover, and a clamping portion clamped into the clamping groove is formed at an upper end of the motor casing; and the locking screw penetrates through the bottom wall of the second cavity and the motor cover to be connected with the motor shell.

3. The detachable fan according to claim 1, wherein the side wall of the motor cover is further provided with a connecting portion, the connecting portion penetrates through the bottom wall of the second cavity and extends into the first cavity, the connecting portion is provided with an external thread, and a locking nut is sleeved on the connecting portion and meshed with the external thread; a clearance hole is formed in the connecting portion, and a rotating shaft of the motor penetrates through the clearance hole to be connected with the fan blades.

4. The detachable fan according to any one of claims 1 to 3, wherein the mesh cover comprises a protective cover and an air guiding cover, the air guiding cover is arranged inside the protective cover, one end of the air guiding cover abuts against the inner wall of the protective cover, and the other end of the air guiding cover abuts against the end of the mesh cover; the protective cover is buckled with the mesh enclosure.

5. The detachable fan according to claim 4, wherein the outer sidewall of the end of the mesh enclosure is uniformly provided with a plurality of fastening grooves, and the end of the protective cover is provided with a plurality of fasteners fastened with the corresponding fastening grooves.

6. The detachable fan according to claim 5, wherein two mounting portions are further extended from the end of the protection cover, a locking member is pivotally connected to the two mounting portions, and the locking member is provided with a locking portion which is locked to the end of the net cover.

7. The detachable fan according to claim 1, wherein the supporting base is further provided with a swinging mechanism, the fan head is connected with a rotating shaft of the swinging mechanism, and the swinging mechanism drives the fan head to rotate.

8. The detachable fan according to claim 7, wherein the rotation shaft of the swing mechanism forms an angle of 45 ° with the rotation shaft of the motor, and the horizontal angle of the rotation shaft of the swing mechanism is 45 °.

9. The removable fan according to claim 8, wherein the swing mechanism comprises a swing motor and a swing shaft; the head swinging motor is arranged in the supporting seat, the head swinging rotating shaft penetrates through the top wall of the supporting seat, and the head swinging rotating shaft is rotatably connected with the top wall; a driving gear is arranged on a rotating shaft of the head swinging motor, a driven gear is arranged on the head swinging rotating shaft, and the driven gear is meshed with the driving gear; the upper end of the swinging head rotating shaft is connected with the motor shell, and the electric connector is arranged in the swinging head rotating shaft.

10. The detachable fan according to claim 9, wherein a slot is provided at an outer side of the motor casing, and an upper end of the swinging shaft is engaged with the slot; the outer side wall of the clamping groove extends to form a connecting plate, and a locking screw penetrates through the bottom wall of the second cavity and is connected with the swinging head rotating shaft.

11. The removable fan according to claim 1, wherein the bottom plate of the second cavity is removably connected to the side wall of the second cavity.