CN220672735U - Electric fan - Google Patents

Abstract

The application discloses electric fan, including blade, be used for rotating vane's motor portion and base, electric fan is still including the battery installation department that is used for installing power supply unit, and battery installation department sets up at motor portion rear, and the base setting is used for supporting in the below of battery installation department. The electric fan can separate the battery pack from the battery mounting part to realize that the battery pack is charged independently, so that the using convenience of the electric fan is improved.

Description

Electric fan

Technical Field

The application relates to the technical field of fans, in particular to an electric fan.

Background

The electric fan is a common electric appliance capable of accelerating air circulation, is mainly used for cooling and relieving summer heat and circulating air, and is widely applied to places such as families, classrooms, offices, shops, hospitals and the like. The electric fan used indoors is generally powered on after being plugged into an external power supply, and the connecting type electric fan cannot meet the outdoor use requirement. In hot summer outdoors, people can cool down and relieve summer heat through the electric fan, so various rechargeable electric fans are arranged, and the electric fan can be separated from an external power supply for a long time by arranging a battery capable of storing electricity.

However, the existing rechargeable electric fan still completely meets the complex and changeable use scene, when the rechargeable electric fan is used outdoors, the stored electricity of the electric fan is suddenly consumed, and the rechargeable electric fan cannot be used at all under the condition that a nearby power supply is not available; when the electric fan is used outdoors or is inconvenient to plug in, the electric fan is fixed in position, and at the moment, if the electric fan needs to be charged, the electric fan needs to be moved to a place connected with a power supply, and then is moved to a use position after being fully charged, so that the electric fan is frequently moved, the difficulty is increased for a user, and the use burden is formed.

Disclosure of Invention

The purpose of the present application is to provide a battery pack detachable electric fan, which can realize charging without moving the electric fan.

In order to achieve the above purpose, the technical scheme adopted in the application is as follows: the utility model provides an electric fan, including blade, be used for rotating vane's motor portion and base, electric fan still includes the battery installation department that is used for installing power supply unit, battery installation department sets up the motor portion rear, the base sets up the below of battery installation department is used for supporting battery installation department.

Preferably, the power supply assembly is a battery pack, and when the battery pack is mounted on the battery mounting portion, an included angle between a central axis of the battery pack and a main axis extending direction of the motor in the motor portion is beta, and beta is more than or equal to 0 and less than or equal to 45 degrees.

As another preferable aspect, the power supply unit is a battery pack, and when the battery pack is mounted on the battery mounting portion, a center axis of the battery pack is parallel to a main axis of the motor in the motor portion.

As another preferable aspect, an angle α between a moving direction of the battery Bao An when the battery is mounted in the battery mounting portion and a direction in which a main shaft of the motor in the motor portion extends is 0.ltoreq.α.ltoreq.45°.

As another preference, the battery mounting portion has a battery mounting portion opening to allow at least one battery pack to be removably mounted therein, the battery pack within the battery mounting portion being adapted to supply power to the motor portion.

As another preferred aspect, the opening of the battery mounting portion is provided on a side remote from the motor portion.

As another preferable aspect, the motor assembly further includes a mesh cover provided outside the blade and the motor portion, and a connection portion for connecting the motor portion and the battery mounting portion, and a rear end of the connection portion extends outside the mesh cover to be connected with the battery mounting portion.

As another preferable mode, the novel wind turbine blade further comprises an illumination assembly, wherein the illumination assembly is arranged on the net cover, the illumination assembly is opposite to the center of the blade, and the light emitting direction of the illumination assembly is consistent with the air emitting direction of the blade.

As another preferable aspect, a battery protection cover is provided at the opening, and the battery protection cover is openably and closably connected to the opening of the battery mounting portion.

As another preference, the battery protection cover is hinged to the lower surface of the battery mounting part, so that the battery protection cover is adapted to be turned downward to open the opening.

As another preferred aspect, an electric fan includes a blade, a motor part for rotating the blade, and a base, the electric fan further includes a battery mounting part provided behind the motor part, the base being provided below the battery mounting part to support the battery mounting part; also included is an illumination assembly; the battery mounting part is provided with a battery mounting part, and the battery mounting part is provided with an operation panel which comprises an illumination switch control button and an illumination duration reservation button.

As another preferred aspect, the operation panel is provided on a side of the battery mounting portion remote from the base.

As another preferable aspect, the battery pack further comprises a control circuit board provided in the battery mounting portion, the control circuit board being parallel to at least one surface of the battery pack provided in the battery mounting portion, the control circuit board being provided in the battery mounting portion on a side close to the operation panel.

As another preferred aspect, the control circuit board is disposed above the battery pack.

As another preferable aspect, a connection portion between the base and the battery mounting portion has a rotation fulcrum, so that the battery mounting portion rotates axially relative to the base, an axis on which a center of gravity of the motor portion is located is P, an axis on which the rotation fulcrum is located is Q, and an axis on which the center of gravity of the battery mounting portion is located is L, where P and L are located on both sides of Q, respectively.

As another preference, the distance between P and Q is W1, the distance between L and Q is W2, then W1> W2.

Further preferably, the sum of W1 and W2 is smaller than the width of the base.

Compared with the prior art, the beneficial effect of this application lies in:

(1) The battery pack of the electric fan can be detachably separated from the battery mounting part, so that the battery pack can be independently charged by separating the battery mounting part, the charging difficulty is reduced, and the using convenience of the rechargeable electric fan is improved;

(2) The utility model provides an electric fan is provided with lighting assembly, when electric fan realizes the circulation of air, can illuminate the environment all around, increases electric fan's service function, expands its service environment.

Drawings

FIG. 1 is a perspective view of one embodiment of the present application;

FIG. 2 is a cross-sectional view of one embodiment of the present application;

FIG. 3 is a schematic diagram of the center of gravity of a fan head, a pivot point and a battery mount according to one embodiment of the present application;

FIG. 4 is an exploded view of a portion of the structure of one embodiment of the present application;

FIG. 5 is a partial schematic view of an embodiment of the present application, wherein the hanging ring and the housing are not shown;

in the figure: 1. a fan head; 11. a mesh enclosure; 12. a blade; 2. a motor section; 3. a base; 31. an upper clamping plate; 32. a lower clamping plate; 33. a connecting strip; 4. a battery mounting portion; 41. a housing; 42. a power supply assembly; 43. a battery protection cover; 5. a lighting assembly; 6. an operation panel; 7. a control circuit board; 8. hanging rings.

Detailed Description

The present application will be further described with reference to the specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.

In the description of the present application, it should be noted that, for the azimuth terms such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present application and simplifying the description, and it is not to be construed as limiting the specific protection scope of the present application that the device or element referred to must have a specific azimuth configuration and operation, as indicated or implied.

It should be noted that the terms "first," "second," and the like in the description and in the claims of the present application are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

The terms "comprises" and "comprising," along with any variations thereof, in the description and claims of the present application are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1 to 5, the present application provides an electric fan, which includes a fan head 1, a motor portion 2 and a base 3, wherein the fan head 1 has an air outlet surface, and the motor portion 2 is disposed at a side of the fan head 1 away from the air outlet surface. The utility model provides an electric fan still includes battery installation department 4, and battery installation department 4 sets up in the rear of motor portion 2, and base 3 sets up in the below of battery installation department 4 for support battery installation department 4 and fan head 1, battery installation department 4 have an opening, be used for allowing power supply module 42 detachably to install into battery installation department 4 in, power supply module 42 in the battery installation department 4 is used for supplying power to motor portion, and power supply module 42 is the battery package.

The power supply assembly 42 of this application can detachably separate with battery installation department 4 to make power supply assembly 42 realize independently charging, be favorable to fixing the electric fan in place and only take out the power supply assembly 42 to charge, avoid moving the whole of electric fan, improved rechargeable electric fan's use convenience, reduce user's burden.

The fan head 1 includes a screen 11 and blades 12, the blades 12 being rotatable relative to the screen 11; the connection part of the base 3 and the battery mounting part 4 is provided with a rotation fulcrum, so that the battery mounting part 4 drives the fan head 1 to rotate relative to the base 3; the fan head 1 and the base 3 are both of the prior art, and will not be described in detail here. The output shaft of the motor section 2 is used to drive the rotation of the blades 12.

The motor part 2 comprises a motor for driving the blades 12 to rotate and a connecting part for arranging connecting wires, the motor part 2 is connected with the battery mounting part 4 through the connecting part, and the rear end of the connecting part extends to the outer side of the net cover 11 and is connected with the battery mounting part 4. The battery mounting part 4 is connected with the motor part 2, and the battery mounting part 4 may be disposed at a lower side of the motor part 2, or the battery mounting part 4 and the fan head 1 may be disposed at opposite sides of the motor part 2, respectively.

In some embodiments, the battery mounting portion 4 and the fan head 1 are respectively disposed at two opposite ends of the motor portion 2, the motor in the motor portion 2 is disposed at the center of the blade 12, the lead groove of the motor portion 2 is disposed at one end close to the battery mounting portion 4, the lead groove of the motor portion 2 extends to the outer side of the mesh enclosure 11 to be connected with the battery mounting portion 4, the central axis of the battery mounting portion 4 in the horizontal direction coincides with the extending direction of the main shaft of the motor portion 2, so that the central axis of the motor in the horizontal direction coincides with the central axis of the battery mounting portion 4, the support of the base 3 to the battery mounting portion 4 is firmer, and shaking of the fan head 1 during use is avoided.

In some embodiments, the displacement direction of the power supply assembly 42 when inserted into the battery mounting portion 4 forms an angle α, 0+.ltoreq.45° with the extending direction of the motor spindle within the motor portion 2, so that the power supply assembly 42 can be inserted into the battery mounting portion 4 laterally or obliquely. This insertion facilitates complete entry of the power supply assembly 42 into the battery mount section 4, and prevents the power supply assembly from being exposed to rattle or fall off.

In some embodiments, when the power supply assembly 42 is located inside the battery mounting portion 4, the central axis of the power supply assembly 42 forms an angle β with the main axis of the motor mounted inside the motor portion 2, and 0 β is 45 °.

In a more preferred embodiment, when the power supply assembly 42 is located inside the battery mounting portion 4, the central axis of the power supply assembly 42 in the horizontal direction is parallel to the central axis of the motor installed inside the motor portion 2 in the horizontal direction, so that the power supply assembly 42 is beneficial to directly supply power to the motor, and is beneficial to better and more stably supporting the battery mounting portion 4 by the base 3.

In some preferred embodiments, the power supply assembly 42 is provided in a universal format for a variety of appliances so that the various appliances using the same power supply assembly 42 of the present application can be used in common and the power supply assembly 42 can be used interchangeably in emergency situations. Meanwhile, if a plurality of electric appliances with the power supply assembly 42 are used, a standby power supply assembly 42 can be additionally prepared for replacing among a plurality of electric appliances, the charging is not influenced, the influence of the charging action on the rechargeable electric appliances is greatly reduced, and the using convenience of the electric appliances is improved.

The battery mounting portion 4 includes a housing 41, the housing 41 has an opening, and a power supply assembly 42 is inserted into the interior of the housing 41 of the battery mounting portion 4 from the opening, and the power supply assembly 42 is detachably electrically connected to the motor of the motor portion 2 to supply power to the motor.

The opening of the battery mounting portion 4 is disposed at a side far away from the fan head 1, so that the power supply assembly 42 is inserted into the battery mounting portion 4 from the opening, and the power supply assembly 42 is prevented from being collided with the fan head 1 when being inserted, so that the power supply assembly 42 or the fan head 1 is prevented from being damaged.

In a more preferred embodiment, the opening is provided with a battery protection cover 43, and the battery protection cover 43 is connected to the housing 41 of the battery installation portion 4 in an openable manner, so that after the power supply assembly 42 enters the battery installation portion 4, the battery protection cover 43 is closed to seal the power supply assembly 42 inside the battery installation portion 4, so as to prevent a user from touching by mistake, prevent corrosion of the battery caused by dust and water vapor, and prevent the power supply assembly 42 from sliding down.

The electric fan further comprises an illumination assembly 5, the illumination assembly 5 is arranged at the center of the fan head 1, and the light emitting direction of the illumination assembly 5 is consistent with the air emitting direction of the fan head 1. The setting of illumination component 5 can make the electric fan have the illumination function when adjusting the circulation of air cooling, newly increases the service function of electric fan, has expanded the service environment of electric fan.

The electric fan comprises an operation panel 6, the operation panel 6 is arranged on one side of the battery mounting part 4 far away from the base 3, and the operation panel 6 comprises a switch for controlling the lighting assembly 5 and a switch for controlling the motor.

Preferably, the battery protection cover 43 is disposed at an end of the battery mounting part 4 remote from one end of the fan head 1 and extends downward to a lower surface of the battery mounting part 4, and the battery protection cover 43 is hinged to the lower surface of the battery mounting part 4, so that the battery protection cover 43 rotates downward to open an opening of the battery mounting part 4, to avoid collision with the operation panel 6 when the battery protection cover 43 is opened.

Preferably, the operation panel 6 further includes a preset button for presetting a lighting time length and a reservation display lamp for displaying the lighting time length, the lighting time length can be adjusted between 0 and 2 hours, the lighting time length of the electric fan is increased by 0.5 hours each time the reservation button is operated, and one reservation display lamp is turned on.

The electric fan further comprises a control circuit board 7, the control circuit board 7 is electrically connected with the operation panel 6, the control circuit board 7 is arranged in the battery mounting portion 4, and the control circuit board 7 is parallel to at least one surface of the power supply assembly 42 arranged in the battery mounting portion 4.

Preferably, the operation panel 6 is disposed on one side of the battery mounting portion 4 far away from the base 3, the control circuit board 7 is disposed between the operation panel 6 and the power supply assembly 42, so that the control circuit board 7 is arranged parallel to the maximum surface of the power supply assembly 42, and meanwhile, one end close to the operation panel 6 is convenient for wiring, the design is favorable for saving space, and the thickness of the battery mounting portion 4 is reduced, so that the electric fan is light and convenient to move.

In a preferred embodiment, the axis on which the center of gravity of the motor part 2 is located is P, the axis on which the rotation fulcrum of the base 3 and the battery mounting part 4 is located is Q, and the axis on which the center of gravity of the battery mounting part 4 is located is L, W ₁ Represents the distance between P and Q, W ₂ Representing the distance between L and Q, then: p and L are on either side of Q, and W ₁ >W ₂ ，W ₁ And W is equal to ₂ The sum is smaller than the width of the base 3.

The base 3 includes punch holder 31, lower plate 32 and torsional spring, and punch holder 31 and lower plate 32 pass through the connecting axle and rotate to be connected, and the front end of both keeps being close to each other, and the torsional spring setting is on the connecting axle and both ends support between punch holder 31 and lower plate 32, makes punch holder 31 and lower plate 32's front end remain the trend of being close to each other all the time. The electric fan can be stably placed on a plane or fixed on a horizontal plate by clamping the upper clamping plate 31 and the lower clamping plate 32.

The base 3 is further provided with a connecting strip 33, the lower end of the connecting strip 33 is connected with the lower clamp plate 32, a first connecting piece is arranged on the connecting strip 33, the front end of the upper clamp plate 31 is provided with a second connecting piece, and the first connecting piece is matched with the second connecting piece so as to prevent the upper clamp plate 31 from being separated from the front end of the lower clamp plate 32.

The electric fan further comprises a hanging ring 8, the hanging ring 8 is arranged on the battery mounting part 4, the arrangement direction of the hanging ring 8 is parallel to the air outlet surface of the electric fan, and the hanging ring 8 is respectively connected with the two opposite surfaces of the battery mounting part 4, which are not provided with the operation panel 6, so that the electric fan is hung through the hanging ring 8. Preferably, the hanging ring 8 is rotatably connected with the battery mounting portion 4, so that when the hanging ring 8 is not used, the hanging ring 8 rotates to a plane in the horizontal direction, which can reduce the occupied space of the electric fan and avoid accidental flicking of the battery protection cover 43.

The electric fan of this application is through setting up the power supply module 42 that can dismantle with battery mount portion 4 and be connected, has improved rechargeable electric fan's charge mode, avoids charging to power department in rechargeable overall handling, has promoted the convenience that charges of electric fan. In addition, the electric fan is additionally provided with the lighting component 5, so that the air can be led to reduce the temperature and simultaneously the function of lighting the environment is provided, the electric fan has more functions, and the service environment of the electric fan is expanded.

The foregoing has outlined the basic principles, main features and advantages of the present application. It will be appreciated by persons skilled in the art that the present application is not limited to the embodiments described above, and that the embodiments and descriptions described herein are merely illustrative of the principles of the present application, and that various changes and modifications may be made therein without departing from the spirit and scope of the application, which is defined by the appended claims. The scope of protection of the present application is defined by the appended claims and equivalents thereof.

Claims (16)

1. An electric fan, includes blade, is used for rotating blade's motor portion and base, its characterized in that: the electric fan further comprises a battery mounting part for mounting the power supply assembly, the battery mounting part is arranged behind the motor part, the base is arranged below the battery mounting part and used for supporting the battery mounting part, the battery mounting part is provided with a battery mounting part with an opening for allowing at least one group of battery packs to be detachably mounted in, and the battery packs in the battery mounting part are suitable for supplying power to the motor part.

2. The electric fan as claimed in claim 1, wherein the power supply assembly is a battery pack, and an angle between a central axis of the battery pack and a main axis extending direction of the motor in the motor part is β, 0-45 ° when the battery pack is mounted on the battery mounting part.

3. The electric fan as claimed in claim 2, wherein the power supply unit is a battery pack, and an angle between a central axis of the battery pack and a main axis extending direction of the motor in the motor part is β, β=0° when the battery pack is mounted to the battery mounting part.

4. The electric fan as claimed in claim 1, wherein the power supply unit is a battery pack, and an angle between a moving direction of the battery Bao An when the battery is mounted to the battery mounting portion and an extending direction of a motor main shaft in the motor portion is 0.ltoreq.α.ltoreq.45 °.

5. The electric fan as claimed in claim 1, wherein the opening of the battery mounting portion is provided at a side remote from the motor portion.

6. The electric fan as claimed in any one of claims 1 to 5, further comprising a mesh cover provided outside the blade and the motor part, and a connection part for connecting the motor part and the battery mounting part, the rear end of the connection part extending outside the mesh cover to be connected with the battery mounting part.

7. The electric fan as claimed in claim 6, wherein: the novel wind turbine blade further comprises an illumination assembly, wherein the illumination assembly is arranged on the mesh enclosure, the illumination assembly is opposite to the center of the blade, and the light emitting direction of the illumination assembly is consistent with the wind emitting direction of the blade.

8. The electric fan as claimed in claim 1, wherein: the opening is provided with a battery protection cover, and the battery protection cover is connected with the opening of the battery installation part in an openable and closable manner.

9. The electric fan as claimed in claim 8, wherein the battery protection cover is hinged to a lower surface of the battery mounting part such that the battery protection cover is adapted to be rotated downward to open the opening.

10. The electric fan as claimed in claim 1, wherein: the junction of base with battery installation department has a rotation fulcrum for battery installation department for the base axial rotation, the axis at the focus place of motor portion is P, the axis at rotation fulcrum place is Q, the axis at the focus place of battery installation department is L, then P and L are in the both sides of Q respectively.

11. The electric fan as claimed in claim 10, wherein: the distance between P and Q is W1, the distance between L and Q is W2, then W1> W2.

12. The electric fan as claimed in claim 11, wherein: the sum of W1 and W2 is smaller than the width of the base.

13. An electric fan, includes blade, is used for rotating blade's motor portion and base, its characterized in that: the electric fan further includes a battery mounting portion provided behind the motor portion, the base is provided below the battery mounting portion to support the battery mounting portion, the battery mounting portion has a battery mounting portion having an opening to allow at least one set of battery packs to be detachably mounted therein, the battery packs in the battery mounting portion are adapted to supply power to the motor portion,

also included is an illumination assembly;

the battery mounting part is provided with a battery mounting part, and the battery mounting part is provided with an operation panel which comprises an illumination switch control button and an illumination duration reservation button.

14. The electric fan as claimed in claim 13, wherein: the operation panel is arranged on one side of the battery mounting part far away from the base.

15. The electric fan as claimed in claim 14, wherein: the battery pack also comprises a control circuit board, wherein the control circuit board is arranged in the battery mounting part and is parallel to at least one surface of the battery pack arranged in the battery mounting part, and the control circuit board is arranged on one side, close to the operation panel, in the battery mounting part.

16. The electric fan as claimed in claim 15, wherein: the control circuit board is arranged above the battery pack.