CN217898239U - Battery type fan - Google Patents
Battery type fan Download PDFInfo
- Publication number
- CN217898239U CN217898239U CN202222169782.4U CN202222169782U CN217898239U CN 217898239 U CN217898239 U CN 217898239U CN 202222169782 U CN202222169782 U CN 202222169782U CN 217898239 U CN217898239 U CN 217898239U
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- main body
- battery
- pedestal
- fan
- gravity
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Abstract
A battery type fan comprises a pedestal part supported on a working surface and a main body part connected to the upper side of the pedestal part, wherein the main body part comprises a main body shell supported on the upper side of the pedestal part, a motor arranged in the main body shell and blades driven by the motor, and the pedestal part comprises a base connected to the main body shell and a battery mounting part formed on the outer side surface of the base; the battery type fan is provided with a first axis extending along the motor shaft direction of the motor, the main body part is provided with a main body part gravity center, the pedestal part is provided with a pedestal part gravity center, the main body part gravity center and the pedestal part gravity center are both located on the first axis in the projection of the working surface, and the pedestal part gravity center is located between the battery installation part and the main body part gravity center, so that the weight of the battery package can be balanced when the battery package is installed, and the whole machine is more stable.
Description
[ technical field ]
The utility model relates to a fan, in particular to DC power supply's battery formula fan.
[ background art ]
The fan is a widely-used household appliance, and the fan drives the fan blades to rotate through the motor to generate air flow, so that mechanical energy is converted into wind energy, and a cooling effect is achieved. Unlike the conventional ac type fan, the dc powered battery type fan is powered by a battery pack, and the battery pack is detachably mounted to the battery type fan, so that it can be conveniently carried to various sites such as a construction site for use. When the battery pack is low in electric quantity, the battery pack can be charged by using the charger, and the use portability of the battery type fan is further improved.
The battery type fan in the prior art comprises a base part supported on a working surface and a main body shell arranged on the upper side of the base part, and a battery pack mounting part is arranged on the main body shell, so that the overall gravity center of the battery type fan after a battery pack is mounted moves upwards, the placement is unstable, the fan is prone to side turnover, and the machine body is damaged.
Accordingly, there is a need for an improved battery fan that overcomes the drawbacks of the prior art.
[ contents of utility model ]
Not enough to prior art, the utility model aims to provide a balanced good and put stable battery formula fan.
The utility model provides a prior art problem can adopt following technical scheme: a battery type fan comprises a pedestal part supported on a working surface and a main body part connected to the upper side of the pedestal part, wherein the main body part comprises a main body shell supported on the upper side of the pedestal part, a motor arranged in the main body shell and a blade driven by the motor, and the pedestal part comprises a base connected to the main body shell and a battery mounting part formed on the outer side surface of the base; the battery fan has a first axis extending in a motor shaft direction of the motor, the main body portion has a main body portion center of gravity, the pedestal portion has a pedestal portion center of gravity, and in a projection of a working surface, the main body portion center of gravity and the pedestal portion center of gravity are both located on the first axis, and the pedestal portion center of gravity is located between the battery mounting portion and the main body portion center of gravity.
The further improvement scheme is as follows: in projection of the working plane, the first axis extends through at least a portion of the battery mount section.
The further improvement scheme is as follows: the main body case includes: a front housing disposed on one side of the blade in a direction parallel to the first axis; and a rear housing disposed on the other side of the blade in a direction parallel to the first axis.
The further improvement scheme is as follows: the main body part comprises a handle fixed on the main body shell, and the handle and the pedestal part are positioned on the upper side and the lower side opposite to the main body shell.
The further improvement scheme is as follows: the main body part comprises a supporting frame connected to the upper side of the pedestal part, and the supporting frame is arranged in an arc shape and at least partially surrounds the main body shell.
The further improvement scheme is as follows: the support frame has a base portion connected between the pedestal portion and the main body case, and a pair of arm portions extending from both end portions of the base portion in an arc shape along an outer periphery of the main body case, and the base portion and the pair of arm portions surround at least a half of the outer periphery of the main body case.
The further improvement scheme is as follows: the pedestal portion includes a swing head device mounted to the pedestal portion, the swing head device being connected to the main body case and driving the main body case to pivot.
The further improvement scheme is as follows: the main body part comprises a shaft part connected with the head swinging device, the head swinging device is provided with a head swinging motor arranged in the base and a transmission device connected between the head swinging motor and the shaft part, the transmission device comprises a driving wheel and a driven wheel, and power generated by the head swinging motor is transmitted to the shaft part through the driving wheel and the driven wheel.
The further improvement scheme is as follows: the battery pack is inserted into the battery mounting portion in the up-down direction.
The further improvement scheme is as follows: the battery pack and the pedestal portion have an integral center of gravity between planes surrounded by the plurality of leg portions in a projection of the work surface.
Compared with the prior art, the utility model discloses following beneficial effect has: on the projection of working face, the main part focus with the pedestal focus all is located first axis, just the pedestal focus is located battery installation department with between the main part focus, thereby the installation can balance its weight during the battery package for the complete machine is more stable. In the projection of working face, the battery package with the holistic focus of pedestal portion is in a plurality of between the plane that the shank encloses, make the battery package is closer to the base center, the equilibrium is better, effectively prevents battery fan produces under operating condition rocks and emptys, simple structure and stability are good.
[ description of the drawings ]
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings:
fig. 1 is a front view of a battery-type fan according to the present invention;
fig. 2 is a rear view of the battery-powered fan of the present invention;
fig. 3 is a plan view of the battery-type fan of the present invention;
fig. 4 is a right side view of the battery-powered fan of the present invention;
FIG. 5 isbase:Sub>A cross-sectional view taken along plane A-A of FIG. 3;
the meaning of the reference symbols in the figures:
Handle 17 support frame 18
Leg 23 of battery mounting part 22
First axis AX1 yaw axis AX2
Body center of gravity G1 of yaw axis AX3
Center of gravity G2 and G3 of the seat
[ detailed description of the invention ]
The present invention will be described in further detail with reference to the accompanying drawings and embodiments.
The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Words such as "upper", "lower", "front", "rear", "left", "right", etc., indicating directions or positional relationships described below are based only on directions or positional relationships shown in the drawings, are only for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the devices/elements referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1 and 2, an embodiment of the present invention relates to a battery-type fan 1, in which a battery pack 100 is detachably mounted. The battery-powered fan 1 includes a base 20 supported on a work surface and a main body 10 connected to an upper side of the base 20, and the base 20 supports the main body 10.
The main body 10 includes a main body case 13 supported on an upper side of the base 20, a motor 11 and a blade 12 mounted in the main body case 13, a handle 17 fixed to the main body case 13, a support frame 18 connected to an upper side of the base 20, and a pair of angle adjusting mechanisms 19 provided at a tip end of the support frame 18, wherein the blade 12 is rotated by power generated by the motor 11 to generate a cooling air flow.
As shown in fig. 5, the motor 11 is disposed at the rear of the main body 10, and the motor 11 is driven by electricity supplied from the battery pack 100. The motor 11 has a motor housing 16, a stator housed in the motor housing 16, a rotor 112, and a motor shaft 111 to which the blades 12 are connected. The stator includes a coil, and the rotor 112 rotates by supplying a current to the coil of the stator, thereby rotating the motor shaft 111. The blade 12 is disposed on the front side of the motor 11, and the blade 12 rotates about the motor shaft 111 by the rotation of the motor shaft 111. The battery fan 1 has a first axis AX1 extending in the direction of the motor shaft 111 of the motor 11.
The main body case 13 is configured to receive the motor 11 and the blade 12, and the main body case 13 includes: a front housing 14 disposed on one side of the blade 12 in a direction parallel to the first axis AX 1; and a rear case 15 disposed on the other side of the blade 12 in a direction parallel to the first axis AX1.
The motor housing 16 is disposed in the main body housing 13 and connected to the rear housing 15.
Referring to fig. 1 and 2, the handle 17 and the base 20 are located on opposite upper and lower sides of the main body case 13. The handle 17 is provided on the upper portion of the main body case 13, and protrudes upward from the upper portion of the main body case 13. The user can carry the battery-type fan 1 by holding the handle 17, which is more convenient to operate.
The supporting frame 18 is disposed in an arc shape and at least partially surrounds the main body housing 13. The support frame 18 includes a base portion 181 connected between the pedestal portion 20 and the main body case 13, and a pair of arm portions 183 extending from both end portions of the base portion 181 in an arc shape along the outer periphery of the main body case 13, and the base portion 181 and the pair of arm portions 183 surround at least half of the outer periphery of the main body case 13.
The angle adjustment mechanism 19 is used to maintain the angle of the main body case 13 in the vertical direction. The extension of the angle adjustment mechanism 19 in the left-right direction forms a longitudinal pivot axis AX2, and the longitudinal pivot axis AX2 is parallel to the working surface. The support frame 18 supports the body case 13 so as to be rotatable in the vertical direction about the yaw axis AX 2.
Referring to fig. 2 and 3, the base 20 includes a base 21 connected to the support frame 18, a battery mounting portion 22 formed on an outer side surface of the base 21, a plurality of leg portions 23 protruding downward, an operating device 24 for a user to operate, and a swing head device 30 mounted on the base 20. The battery pack 100 is detachably mounted to the battery mounting portion 22, and the battery-powered fan 1 is operated by electricity supplied from the battery pack 100. More specifically, the battery mount section 22 includes a guide rail that guides the battery pack 100 to slide, and the battery pack 100 is inserted into the battery mount section 22 from the up-down direction along the guide rail. The first axis AX1 extends through at least a portion of the battery mount portion 22 in projection of the working surface.
The main body 10 has a main body center of gravity G1, the pedestal 20 has a pedestal center of gravity G2, and in a projection of a work surface, the main body center of gravity G1 and the pedestal center of gravity G2 are both located on the first axis AX1, and the pedestal center of gravity G2 is located between the battery mounting portion 22 and the main body center of gravity G1, so that the weight of the battery pack 100 can be balanced when mounted, and the battery fan 1 is made more stable.
The battery pack 100 includes a release button 101 near one side of the battery mounting portion 22, and when the battery pack 100 is detached from the battery mounting portion 22, the battery pack 100 is released from the fixation between the battery mounting portions 22 by operating the release button 101.
In addition, the battery pack 100 further includes a display device 102, and the display device 102 displays the remaining power of the battery pack 100. The display device 102 has a plurality of light emitting sections. In the present embodiment, the display device 104 includes 4 light emitting units. The number of light-emitting parts to be lit is determined based on the remaining power of the battery pack 100, and the smaller the remaining power of the battery pack 100, the smaller the number of light-emitting parts to be lit.
Referring to fig. 4 and 5, the swing head device 30 is connected to the main body housing 13 and drives the main body housing 13 to pivot. The main body 10 further includes a shaft 182 connected to the head swing device 30, the head swing device 30 has a head swing motor 31 installed in the base 21 and a transmission device connected between the head swing motor 31 and the shaft 182, and the transmission device includes a driving wheel 32 and a driven wheel 33. The yaw motor 31 generates power for rotating the support frame 18 and the main body housing 13. The power generated by the yaw motor 31 is transmitted to the shaft portion 182 via the driving pulley 32 and the driven pulley 33. The yaw motor 31 is at least partially located between the battery mount 22 and the motor 11.
Further, the battery-type fan 1 has a yaw axis AX3 extending in the direction of the shaft portion 182. The shaft portion 182 is rotated about the yaw axis AX3 by the power generated by the yaw motor 31. By the rotation of the shaft portion 182, the body case 13 and the support frame 18 are rotated left and right about the yaw axis AX3.
The leg portions 23 contact a work surface, the battery pack 100 and the base portion 20 have an integral center of gravity G3, and the center of gravity G3 is located between planes defined by the plurality of leg portions 23 in a projection of the work surface, so that the battery pack 100 is closer to the center of the base 21, the balance is better, and the battery fan 1 is effectively prevented from shaking and falling in an operating state.
The operating device 24 is disposed on the outer periphery of the base portion 20, and the operating device 24 is disposed on a side of the base portion 20 away from the battery mounting portion 22, which is convenient for a user to operate. The operating device 24 is operated by a user at least for controlling the driving of the motor 11 and the driving of the yaw motor 31. In the present embodiment, the operation device 24 includes a power button, a wind speed switching button, a timing button, and a yaw button.
In projection on the working surface, the body center of gravity G1 and the base center of gravity G2 are both located on the first axis AX1, and the base center of gravity G2 is located between the battery mounting portion 22 and the body center of gravity G1, so that the weight of the battery pack 100 can be balanced when mounted, and the whole machine is more stable; in the projection of the working surface, the center of gravity of the battery pack 100 and the base 20 is located between the planes surrounded by the plurality of legs 23, so that the battery pack 100 is closer to the center of the base 21, the balance is better, the battery-type fan 1 is effectively prevented from shaking and falling in the working state, and the structure is simple and the stability is good.
The present invention is not limited to the above-described embodiments. It will be readily appreciated by those skilled in the art that many other alternatives to the battery-operated fan may be employed without departing from the spirit and scope of the invention. The protection scope of the present invention is subject to the content of the claims.
Claims (10)
1. A battery type fan comprises a pedestal part supported on a working surface and a main body part connected to the upper side of the pedestal part, wherein the main body part comprises a main body shell supported on the upper side of the pedestal part, a motor arranged in the main body shell and a blade driven by the motor, and the pedestal part comprises a base connected to the main body shell and a battery mounting part formed on the outer side surface of the base; the method is characterized in that: the battery fan has a first axis extending in a motor shaft direction of the motor, the main body portion has a main body portion center of gravity, the pedestal portion has a pedestal portion center of gravity, and in a projection of a working surface, the main body portion center of gravity and the pedestal portion center of gravity are both located in the first axis, and the pedestal portion center of gravity is located between the battery mounting portion and the main body portion center of gravity.
2. The battery fan of claim 1, wherein: in projection of the working plane, the first axis extends through at least a portion of the battery mount section.
3. The battery-operated fan of claim 1, wherein: the main body case includes: a front housing disposed on one side of the blade in a direction parallel to the first axis; and a rear housing disposed on the other side of the blade in a direction parallel to the first axis.
4. The battery-operated fan of claim 1, wherein: the main body part comprises a handle fixed on the main body shell, and the handle and the pedestal part are positioned on the upper side and the lower side opposite to the main body shell.
5. The battery fan of claim 1, wherein: the main body part comprises a supporting frame connected to the upper side of the pedestal part, and the supporting frame is arranged in an arc shape and at least partially surrounds the main body shell.
6. The battery-operated fan of claim 5, wherein: the support frame has a base portion connected between the pedestal portion and the main body case, and a pair of arm portions extending from both end portions of the base portion in an arc shape along an outer periphery of the main body case, and the base portion and the pair of arm portions surround at least a half of the outer periphery of the main body case.
7. The battery-operated fan of claim 1, wherein: the pedestal portion includes a swing head device mounted to the pedestal portion, the swing head device being connected to the main body case and driving the main body case to pivot.
8. The battery fan of claim 7, wherein: the main body part comprises a shaft part connected with the head swinging device, the head swinging device is provided with a head swinging motor arranged in the base and a transmission device connected between the head swinging motor and the shaft part, the transmission device comprises a driving wheel and a driven wheel, and power generated by the head swinging motor is transmitted to the shaft part through the driving wheel and the driven wheel.
9. The battery fan of claim 1, wherein: the battery pack is inserted into the battery mounting portion in the up-down direction.
10. The battery fan of claim 9, wherein: the battery pack and the base portion have an integral center of gravity, and the center of gravity is located between planes defined by the plurality of leg portions in a projection of the work surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222169782.4U CN217898239U (en) | 2022-06-30 | 2022-06-30 | Battery type fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222169782.4U CN217898239U (en) | 2022-06-30 | 2022-06-30 | Battery type fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217898239U true CN217898239U (en) | 2022-11-25 |
Family
ID=84143118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222169782.4U Active CN217898239U (en) | 2022-06-30 | 2022-06-30 | Battery type fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217898239U (en) |
-
2022
- 2022-06-30 CN CN202222169782.4U patent/CN217898239U/en active Active
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| GR01 | Patent grant |