CN219220789U - Improved handheld fan - Google Patents

Abstract

The utility model provides an improved handheld fan, which comprises a shell, wherein a wind scooper and a fan assembly are arranged in the shell, the fan assembly comprises a rotatable fan and a motor for driving the fan to rotate, the motor is positioned between the fan and the wind scooper, the fan is connected with the wind scooper in a matched manner to shade the motor, the fan is driven by the motor to generate air flow, and the air flow gathers in the wind scooper and is discharged along the wind scooper. Specifically, the fan is connected with the wind scooper in a matched manner to shield the exposed shape of the motor, so that the attractive appearance of the product is improved, air flows are gathered in the wind scooper and are discharged along the wind scooper, the wind scooper can achieve the guiding effect on the air flow, the resistance of the air in the flowing process can be reduced, the flowing efficiency of the air flow is improved, the wind speed is improved, and the wind sense is increased.

Description

Improved handheld fan

Technical Field

The utility model relates to the technical field of fans, in particular to an improved handheld fan.

Background

The fan is an electric appliance which drives the fan blades to rotate by utilizing a motor so as to accelerate the circulation of air, and is mainly used for cooling and relieving summer heat and circulating air; the handheld fan is usually carried when going out to achieve the purpose of cooling, the existing handheld fan is poor in structural design, the blowing area is small, the local air quantity is large, the face is blown or the body is uneven, and the experience similar to natural wind cannot be formed.

The chinese patent document No. CN217129857U in 2022 discloses a handheld fan, specifically, the handheld fan includes a housing and a motor disposed in the housing, the housing includes a front housing and a rear housing, the front housing includes a front cover portion and a first holding portion, the rear housing includes a rear cover portion and a second holding portion, the motor is disposed in a motor mounting cavity, the motor mounting cavity includes a first limiting portion and a second limiting portion, a first supporting portion and a second supporting portion, the first limiting portion, the second limiting portion, the first supporting portion and the second supporting portion form a motor mounting cavity, the first supporting portion and the second supporting portion are provided with a first stop portion and a second stop portion, and an insertion port is formed between the first stop portion and the second stop portion; the motor is extruded into the motor mounting cavity through the insertion opening and is arranged in the motor mounting cavity, the first stop part and the second stop part are stopped at the front side of the motor, the motor is limited by the first limit part, the second limit part, the first support part and the second support part respectively, and the motor is limited in the motor mounting cavity through the structural design of the shell. But this structure motor is fixed to be set up on the back shroud portion and be connected with the flabellum, and the flabellum covers and establishes motor part, and another part of motor exposes, and the user can be audio-visual see another part that the motor exposes, and the motor during operation drive flabellum rotates, and its local amount of wind is big, and the amount of wind is not concentrated.

Therefore, further improvements are needed.

Disclosure of Invention

Based on this, the present utility model aims to provide an improved handheld fan to overcome the defects in the prior art, the handheld fan can cover the driving piece through the air guiding cover, the air guiding cover can realize air quantity concentration, and the aesthetic degree of the product appearance is improved.

An improved handheld fan designed according to the purpose comprises a shell, wherein a wind scooper and a fan assembly are arranged in the shell, the fan assembly comprises a rotatable fan and a motor used for driving the fan to rotate, the motor is located between the fan and the wind scooper, the fan is connected with the wind scooper in a matched mode to shield the motor, the fan is driven by the motor to generate air flow, and the air flow gathers in the wind scooper and is discharged along the wind scooper.

The middle part of the wind scooper is provided with a first accommodating groove, the fan is provided with a second accommodating groove from bottom to top, an output shaft of the motor is fixedly connected with a shaft hole of the fan, a part of the output shaft is embedded and installed in the first accommodating groove, and the other part of the motor is installed in the second accommodating groove.

The wind scooper is provided with a plurality of wind outlet grids which are uniformly arranged at intervals around the circumference of the first accommodating groove.

The end part of the wind scooper is provided with an arc-shaped part which is recessed inwards along the axial direction of the first accommodating groove.

The shell comprises a first shell and a second shell, a buckle assembly is arranged between the first shell and the second shell, the buckle assembly comprises a back-off buckle arranged on the first shell and a buckle groove arranged on the second shell, the back-off buckle is matched with the buckle groove so as to realize the fixed connection of the first shell and the second shell, and the first shell is matched with the second shell so as to form a handheld part and a fan part.

The wind scooper is circumferentially provided with a plurality of fixing lugs, and when the wind scooper is installed, the screw passes through the fixing lugs and then is fixedly connected with the first shell, so that the wind scooper is fixedly installed on the first shell.

The fan part comprises an air inlet channel which is arranged in an outward extending mode, the fan is located in the air inlet channel, an air inlet grille is arranged on the air inlet channel, an air outlet is formed in the second shell, the fan is driven to rotate when the motor works, and outside air enters the air inlet channel from the air inlet grille and is discharged from the air outlet from the air guide cover.

The switch button is arranged on the second shell, a mounting groove is formed in the inner side wall of the second shell, a fixing column is arranged on the mounting groove, the switch button is provided with an opening corresponding to the fixing column, and the opening penetrates through the fixing column and then is mounted in the mounting groove.

The handheld part is internally provided with a circuit board and a battery, and the circuit board is electrically connected with the battery, the motor and the switch button.

The inner peripheral wall of the wind scooper is provided with a wire passing groove for a wire to pass through, and the wire passes through the wire passing groove to be electrically connected with the motor, the circuit board and the battery.

The handheld fan of above-mentioned embodiment improvement, including the casing, be equipped with wind scooper and fan subassembly in the casing, fan subassembly includes rotatable fan and is used for driving fan pivoted motor, and the motor is located between fan and the wind scooper, and the fan is connected in order to shelter from the motor with the wind scooper cooperation. Specifically, the fan is connected with the wind scooper in a matched manner to shield the exposed shape of the motor, so that the attractive appearance of the product is improved, air flows are gathered in the wind scooper and are discharged along the wind scooper, the wind scooper can achieve the guiding effect on the air flow, the resistance of the air in the flowing process can be reduced, the flowing efficiency of the air flow is improved, the wind speed is improved, and the wind sense is increased.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic view of an overall structure according to another embodiment of the present utility model.

Fig. 3 is a cross-sectional view of the overall structure of an embodiment of the present utility model.

Fig. 4 is an exploded view of the overall structure of an embodiment of the present utility model.

Fig. 5 is an exploded view of a fan, a motor and a fan housing according to an embodiment of the present utility model.

FIG. 6 is a side view of a structure of a wind scooper according to an embodiment of the present utility model.

Fig. 7 is a perspective view of a wind scooper according to an embodiment of the present utility model.

The correspondence between the reference numerals and the component names in fig. 1 to 7 is:

1-shell, 101-first shell, 1011-back-off, 102-second shell, 1021-buckling groove, 1022-air outlet, 1023-mounting groove, 103-handheld part, 104-fan part, 1041-air inlet channel, 1042-air inlet grille, 2-air guide cover, 201-first accommodating groove, 202-air outlet grille, 203-arc part, 204-fixed ear, 205-wire passing groove, 206-decorative cover, 3-fan assembly, 301-fan, 3011-second accommodating groove, 302-motor, 4-switch button, 5-circuit board and 6-battery.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

As shown in fig. 1-4, an improved handheld fan is provided, which comprises a housing 1, a fan guide cover 2 and a fan assembly 3 are arranged in the housing 1, the fan assembly 3 comprises a rotatable fan 301 and a motor 302 for driving the fan 301 to rotate, the motor 302 is located between the fan 301 and the fan guide cover 2, the fan 301 is cooperatively connected with the fan guide cover 2 to shield the motor 302, the fan 301 is driven by the motor 302 to generate air flow, and the air flow gathers in the fan guide cover 2 and is discharged along the fan guide cover 2.

Specifically, the fan 301 is cooperatively connected with the wind scooper 2 to shield the exposed shape of the motor 302, so that the aesthetic degree of the appearance of the product is improved, the air flow gathers in the wind scooper 2 and is discharged along the wind scooper 2, the wind scooper 2 can realize the flow guiding function on the air flow, the resistance of the air in the flowing process can be reduced, the flowing efficiency of the air flow is improved, the wind speed is further improved, and the wind sense is increased.

Further, as shown in fig. 5, a first accommodating groove 201 is provided in the middle of the air guiding cover 2, a second accommodating groove 3011 is provided on the fan 301 from bottom to top, an output shaft of the motor 302 is fixedly connected with a shaft hole of the fan 301, a part of the output shaft is embedded in the first accommodating groove 201, and another part of the motor 302 is installed in the second accommodating groove 3011.

Specifically, the first accommodation groove 201 and the second accommodation groove 3011 cover the motor 302, thereby improving the aesthetic appearance of the product.

Further, as shown in fig. 5 to 7, the air guiding cover 2 is provided with a plurality of air outlet grids 202 uniformly spaced around the circumference of the first accommodating groove 201.

Specifically, the air outlet grille 202 is arranged to ensure the structural strength of the air guiding cover 2, and is also beneficial to improving the air guiding effect.

Further, as shown in fig. 4 to 7, the end of the air guiding cover 2 is provided with an arc portion 203 recessed inward along the axial direction of the first accommodating groove 201.

Specifically, the end of the wind scooper 2 is provided with the arc-shaped portion 203, so that the wind flow is smoother and the wind resistance is smaller.

Further, as shown in fig. 1-3, the housing 1 includes a first housing 101 and a second housing 102, a buckle assembly is disposed between the first housing 101 and the second housing 102, the buckle assembly includes a back-off 1011 disposed on the first housing 101 and a buckle slot 1021 disposed on the second housing 102, the back-off 1011 cooperates with the buckle slot 1021 to realize the fixed connection of the first housing 101 and the second housing 102, and the first housing 101 and the second housing 102 cooperate to form a handheld portion 103 and a fan portion 104.

Specifically, the first shell 101 and the second shell 102 are connected through the buckle component, glue fixing and screw locking are omitted, installation is simplified, installation efficiency is improved, and mass production is facilitated.

It should be noted that, the front side wall of the first housing 101 is in a flush structure, and the top of the rear side wall of the second housing 102 is in a protruding structure, so that the difficulty of manufacturing the mold is reduced, and the success of demolding the mold is ensured.

Further, as shown in fig. 3-4, a plurality of fixing lugs 204 are circumferentially arranged on the air guiding cover 2, and when the air guiding cover is installed, screws penetrate through the fixing lugs 204 and are fixedly connected with the first casing 101, so that the air guiding cover 2 is fixedly installed on the first casing 101.

Specifically, with the above arrangement, the air guiding cover 2 may be fixedly mounted on the first housing 101, and it should be noted that the air guiding cover 2 may be riveted or fastened to the first housing 101 in addition to the screws.

Further, as shown in fig. 3 and 4, the fan portion 104 includes an air inlet channel 1041 extending outwards, the fan 301 is located in the air inlet channel 1041, an air inlet grille 1042 is disposed on the air inlet channel 1041, an air outlet 1022 is disposed on the second housing 102, the fan 301 is driven to rotate when the motor 302 works, and external air enters the air inlet channel 1041 from the air inlet grille 1042 and is exhausted from the air outlet 1022 along the air guiding cover 2.

Further, as shown in fig. 3 and 4, a switch button 4 is disposed on the second housing 102, a mounting groove 1023 is disposed on an inner side wall of the second housing 102, a fixing post 1024 is disposed on the mounting groove 1023, an opening 401 is disposed on the switch button 4 corresponding to the fixing post 1024, and the switch button 4 is mounted in the mounting groove 1023 after the opening 401 passes through the fixing post 1024.

Specifically, the mounting groove 1023 is provided with a fixing post 1024, and the fixing post 1024 effectively prevents the switch button 4 from falling or being displaced.

Further, as shown in fig. 3 and 4, the handheld portion 103 is provided therein with a circuit board 5 and a battery 6, and the circuit board 5 is electrically connected to the battery 6, the motor 302 and the switch button 4.

Further, the inner peripheral wall of the wind scooper 2 is provided with a wire passing groove 205 through which a wire passes, and the wire passes through the wire passing groove 205 to be electrically connected with the motor 302, the circuit board 5 and the battery 6.

Specifically, the wiring of the wires is achieved through the wire passing groove 205, and the wires are prevented from being wound together.

Further, as shown in fig. 1, 3 and 4, the end of the wind scooper 2 is provided with a decorative cover 206 for covering the motor 302, and the decorative cover 206 is fixedly connected with the end of the wind scooper 2 through a fastener assembly and/or a screw.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on 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," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

It will be further understood that when interpreting the connection or positional relationship of elements, although not explicitly described, the connection and positional relationship are to be interpreted as including the range of errors that should be within an acceptable range of deviations from the particular values as determined by those skilled in the art. For example, "about," "approximately," or "substantially" may mean within one or more standard deviations, and is not limited herein.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. An improved hand-held fan comprising a housing (1), characterized in that: be equipped with wind scooper (2) and fan subassembly (3) in casing (1), fan subassembly (3) are including rotatable fan (301) and be used for driving fan (301) pivoted motor (302), motor (302) are located fan (301) with between wind scooper (2), fan (301) with wind scooper (2) cooperation is connected in order to shelter from motor (302), fan (301) are through motor (302) drive and are produced the air current, and the air current is in wind scooper (2) are gathered together and follow wind scooper (2) discharge.

2. The improved hand-held fan of claim 1, wherein: the middle part of the wind scooper (2) is provided with a first accommodating groove (201), the fan (301) is provided with a second accommodating groove (3011) from bottom to top, an output shaft of the motor (302) is fixedly connected with a shaft hole of the fan (301) and a part of the output shaft is embedded into the first accommodating groove (201), and the other part of the motor (302) is arranged in the second accommodating groove (3011).

3. The improved hand-held fan of claim 2, wherein: the wind scooper (2) is provided with a plurality of wind outlet grids (202) which are uniformly arranged at intervals around the circumference of the first accommodating groove (201).

4. The improved hand-held fan of claim 3, wherein: an arc-shaped part (203) which is recessed inwards along the axial direction of the first accommodating groove (201) is arranged at the end part of the wind scooper (2).

5. The improved hand-held fan of claim 1, wherein: the shell (1) comprises a first shell (101) and a second shell (102), a buckle assembly is arranged between the first shell (101) and the second shell (102), the buckle assembly comprises a back-off buckle (1011) arranged on the first shell (101) and a buckle groove (1021) arranged on the second shell (102), the back-off buckle (1011) is matched with the buckle groove (1021) so as to realize the fixed connection of the first shell (101) and the second shell (102), and the first shell (101) and the second shell (102) are matched to form a handheld part (103) and a fan part (104).

6. The improved hand-held fan of claim 5, wherein: the wind scooper (2) is circumferentially provided with a plurality of fixing lugs (204), and when the wind scooper is installed, bolts penetrate through the fixing lugs (204) and are fixedly connected with the first shell (101), so that the wind scooper (2) is fixedly installed on the first shell (101).

7. The improved hand-held fan of claim 5, wherein: the fan part (104) comprises an air inlet channel (1041) which is arranged in an outward extending mode, the fan (301) is located in the air inlet channel (1041), an air inlet grille (1042) is arranged on the air inlet channel (1041), an air outlet (1022) is formed in the second shell (102), the fan (301) is driven to rotate when the motor (302) works, and outside air enters the air inlet grille (1042) into the air inlet channel (1041) and is discharged from the air outlet (1022) along the air guide cover (2).

8. The improved hand-held fan of claim 5, wherein: be equipped with shift knob (4) on second casing (102), second casing (102) inside wall is equipped with mounting groove (1023), be equipped with fixed column (1024) on mounting groove (1023), shift knob (4) correspond fixed column (1024) are equipped with trompil (401), trompil (401) pass behind fixed column (1024) shift knob (4) are installed in mounting groove (1023).

9. The improved hand-held fan of claim 8, wherein: the handheld part (103) is internally provided with a circuit board (5) and a battery (6), and the circuit board (5) is electrically connected with the battery (6), the motor (302) and the switch button (4).

10. The improved hand-held fan of claim 9, wherein: the inner peripheral wall of the air guide cover (2) is provided with a wire passing groove (205) for a wire to pass through, and the wire passes through the wire passing groove (205) to be electrically connected with the motor (302), the circuit board (5) and the battery (6).

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