CN214196743U - Desktop fan - Google Patents
Desktop fan Download PDFInfo
- Publication number
- CN214196743U CN214196743U CN202120157465.3U CN202120157465U CN214196743U CN 214196743 U CN214196743 U CN 214196743U CN 202120157465 U CN202120157465 U CN 202120157465U CN 214196743 U CN214196743 U CN 214196743U
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- fan
- fan body
- air
- impeller
- desktop
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Abstract
The utility model is suitable for a fan technical field provides a desktop fan, including the fan main part, the fan main part includes first, second fan body and connects the mesochite, first, second fan body left and right sides interval sets up, connects the both ends of mesochite and connects respectively in first, second fan body, connects the mesochite and is provided with the control device that is used for controlling the desktop fan, first, second fan body all is provided with inlet scoop and air outlet; the cross-flow fan is arranged in the first fan body and the second fan body and comprises an impeller, an air deflector and a motor part which are arranged along the longitudinal direction. The utility model provides a desktop fan adopts the double-end structure, and whole molding is abundant, and first sector and second sector adopt independent motor and impeller respectively, and first sector, second sector can independent air-out respectively, and the air current that can drive middle zone during the air-out sweeps to the user, and has utilized that cross-flow fan does not have turbulent flow, the air-out is even, axial length can set up to longer characteristics, and user experience is good.
Description
Technical Field
The utility model belongs to the technical field of the fan, especially, relate to a desktop fan.
Background
Most of the existing desktop fans adopt cabinet type structures, are integrally rectangular, adopt a single motor and a single fan blade, and have monotonous appearance and poor air outlet effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide a desktop fan, its air-out effect is good, excellent in use effect.
The technical scheme of the utility model is that: a desktop fan comprises a fan main body, wherein the fan main body comprises a first fan body, a second fan body and a connecting middle shell, the first fan body and the second fan body are arranged at left and right intervals, two ends of the connecting middle shell are respectively and integrally connected or fixedly connected with the first fan body and the second fan body, the connecting middle shell is provided with an operation device for controlling the desktop fan, and the first fan body and the second fan body are respectively provided with an air suction port and an air outlet;
a first cross flow fan is arranged in the first fan body and comprises a first impeller arranged along the longitudinal direction, a first air deflector arranged on one side of the first impeller and a first motor part connected with the first impeller and used for driving the first impeller to rotate;
and a second cross-flow fan is arranged in the second fan body and comprises a second impeller arranged along the longitudinal direction, a second air deflector arranged on one side of the second impeller and a second motor part which is connected with the second impeller and is used for driving the second impeller to rotate.
Specifically, the first fan body and the second fan body are both in a polygonal column shape or a circular column shape and are longitudinally arranged; the fan main body is U-shaped or H-shaped.
Specifically, the height of the first fan body is greater than that of the second fan body; or the height of the first fan body is equal to that of the second fan body.
Specifically, be provided with control module in connecting the mesochite, control the device set up in top surface or the front of connecting the mesochite, control the device and include at least one in button, knob, touch screen, the gesture sensor.
Specifically, one side of the first fan body opposite to the second fan body is an inner side, the other side of the first fan body opposite to the second fan body is an outer side, the air suction opening is formed in the outer side of the first fan body and the outer side of the second fan body, and the air outlet is formed in the front side of the first fan body and the front side of the second fan body.
Specifically, the first air deflector and the inner wall of the first fan body, and the second air deflector and the inner wall of the second fan body form an air guide channel respectively; one side of the first air deflector is connected to the inner wall of the outer side of the first fan body, the other side of the first air deflector is connected to the inner wall of the front side of the first fan body, and an arc-shaped air guide wall is arranged between the two sides of the first air deflector; one side of the second air deflector is connected to the inner wall of the outer side of the second fan body, the other side of the second air deflector is connected to the inner wall of the front side of the second fan body, and an arc-shaped air guide wall is arranged between the two sides of the second air deflector; the fan main body comprises a main shell and a back plate, the shell and the back plate are connected through a buckle or/and a locking piece to form the first fan body, the second fan body and the connecting middle shell, and inner cavities of the first fan body, the second fan body and the connecting middle shell are communicated; the main casing body is the U font, main casing body integrated into one piece and back are provided with the opening, backplate components of a whole that can function independently setting or integrated into one piece.
Specifically, a first wind-shielding strip is arranged between the air suction opening and the air outlet inside the first fan body; a second air blocking strip is arranged between the air suction opening and the air outlet in the second fan body; a fixed grid bar is arranged at the air outlet, and the first wind blocking bar and the second wind blocking bar are clamped at the grid bar; or a swingable grid bar is arranged at the air outlet.
Specifically, a battery module is arranged inside the fan main body, and the fan main body is provided with a power supply interface; and a battery pressing plate used for pressing the battery module is arranged in the fan main body.
Specifically, a chassis is arranged at the bottom of the fan main body, and an electric structure for driving the fan main body to rotate relative to the chassis is arranged between the fan main body and the chassis; the electric structure comprises a chassis motor connected to the bottom of the middle connecting shell, a planetary gear connected to the chassis motor and an inner gear ring connected to the chassis, and the planetary gear is meshed with the inner gear ring.
Specifically, at least one of a water tank, a humidifying device and a negative ion generator is arranged in the fan main body;
a dust screen is arranged at the air suction opening;
a display screen is arranged on the front side or the top surface of the connecting middle shell;
the front side or the top surface of the connecting middle shell is provided with a USB output interface;
a mobile phone support structure is arranged on the front surface or the top surface of the connecting middle shell;
and a wireless charging module is arranged in the connecting middle shell.
The utility model provides a desktop fan, its first fan body and second fan body equally divide and are provided with inlet scoop and air outlet respectively, all be provided with air guide and cross-flow fan in first fan body and the second fan body, cross-flow fan includes the impeller and is connected in the impeller and is used for driving the motor part that the impeller rotated; connect the mesochite and be provided with and be used for control the device of controlling of desktop fan adopts double-end structure, and overall modeling is abundant, first fan body with the second fan body adopts independent motor and impeller respectively, and the air-out effect is good.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view illustrating a first view angle of a desktop fan according to an embodiment of the present invention;
fig. 2 is a schematic perspective assembly view of a desktop fan at a second viewing angle according to an embodiment of the present invention;
fig. 3 is a schematic perspective assembly view of a third viewing angle of a desktop fan according to an embodiment of the present invention;
fig. 4 is a schematic perspective exploded view of a first viewing angle of a desktop fan according to an embodiment of the present invention;
fig. 5 is an exploded perspective view of a second viewing angle of the desktop fan according to an embodiment of the present invention;
fig. 6 is a front view of a desktop fan provided by an embodiment of the present invention;
fig. 7 is a top view of a desktop fan according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" 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.
It should be noted that the terms of orientation such as left, right, up and down in the embodiments of the present invention are only relative to each other or are referred to the normal use state of the product, and should not be considered as limiting.
As shown in fig. 1 to 7, the embodiment of the present invention provides a desktop fan, including fan main body 1, fan main body 1 includes first fan body 11, second fan body 12 and connects mesochite 13, interval setting about first fan body 11 and the second fan body 12, connect mesochite 13 both ends respectively integrated connection in or fixed connection in first fan body 11 and second fan body 12, connect mesochite 13 and be provided with the control device 131 that is used for controlling the desktop fan, control device 131 is located the middle part of desktop fan, accord with user's operation and use custom. The first fan body 11 and the second fan body 12 are respectively provided with an air suction opening 101 and an air outlet 102, and the air outlet 102 can be located on the front surface of the fan main body 1. A first crossflow blower 4 is arranged in the first fan body 11, and the first crossflow blower 4 comprises a first impeller 41 with an axis arranged along the longitudinal direction, a first air deflector 411 arranged on one side of the first impeller 41, and a first motor part 412 connected to the first impeller 41 and used for driving the first impeller 41 to rotate; a second cross-flow fan 5 is arranged in the second fan body 12, and the second cross-flow fan 5 comprises a second impeller 51 with an axis arranged along the longitudinal direction, a second air deflector 511 arranged on one side of the second impeller 51, and a second motor part 512 connected to the second impeller 51 and used for driving the second impeller 51 to rotate; the connecting middle shell 13 is provided with a control device 131 for controlling the desktop fan; the embodiment of the utility model provides a pair of desktop fan, adopt the double-end structure, whole molding is abundant, first sector 11 and second sector 12 adopt independent motor and impeller respectively, first sector 11, second sector 12 can independent air-out respectively, desktop fan has two adjacent spaced air outlets 102, can drive middle zone's air current during the air-out and sweep to the user, and utilized cross-flow fan not have the turbulent flow, the air-out is even, axial length can set up to longer characteristics, user experience is good.
Specifically, the first sector 11 and the second sector 12 may be polygonal column-shaped or circular column-shaped and disposed longitudinally, in this embodiment, the first sector 11 and the second sector 12 may be rectangular tube-shaped, and the cross sections of the first sector 11 and the second sector 12 may be rectangular or square.
Specifically, the fan main body 1 can be U-shaped or H-shaped, in this embodiment, the fan main body 1 is U-shaped, and has an attractive appearance, two adjacent spaced air outlets 102 are provided, and when the fan main body is applied to a table, the air flow blown out from the air outlets 102 can uniformly blow the body of a user, so that the user experience is good.
Specifically, the height of the first fan body 11 is greater than that of the second fan body 12, the shape is rich, the position of the air outlet 102 can be staggered up and down, and the air outlet effect is good, in this embodiment, the first fan body 11 is located on the left side (with reference to the front side facing the desktop fan); alternatively, the height of the first fan body 11 may be equal to the height of the second fan body 12.
Specifically, a control module 132 is disposed in the middle connecting casing 13, the control device 131 is disposed on the top surface or the front surface of the middle connecting casing 13, and the control device 131 includes at least one of a button, a knob, a touch screen, and a gesture sensor, and may be used to control a gear, an air outlet mode, a timing switch, and the like of the desktop fan.
Specifically, the top surface connected to the middle case 13 may be a touch semi-transparent plate, the front surface connected to the middle case 13 may be the LOGO panel 134, and of course, a display screen may be disposed on the front surface or the top surface connected to the middle case 13, and may display time, temperature, and the like. In this embodiment, an indicator light component is disposed below the key. A shading support can be arranged between the indicator light component and the key, and the shading support can be provided with a light guide hole.
Specifically, a circuit board holder 133 may be disposed in the connection middle case 13 for fixing electronic devices such as a circuit board.
Specifically, the opposite sides of the first fan body 11 and the second fan body 12 are inner sides, the other sides of the first fan body 11 and the second fan body 12 are outer sides, the air suction opening 101 is disposed at the outer sides of the first fan body 11 and the second fan body 12, the air outlet 102 is disposed at the front sides of the first fan body 11 and the second fan body 12, air can be sucked from the two sides of the desktop fan and blown out from the air outlet 102 at the front side, and the use effect is good.
Specifically, a first air guiding plate 411 is arranged in the first fan body 11, a second air guiding plate 511 is arranged in the second fan body 12, and air guiding channels are respectively formed by the first air guiding plate 411 and the inner wall of the first fan body 11, and the second air guiding plate 511 and the inner wall of the second fan body 12; one side of the first air guiding plate 411 is connected to the inner wall of the outer side of the first fan body 11, the other side of the first air guiding plate 411 is connected to the inner wall of the front side of the first fan body 11, and an arc-shaped air guiding wall is arranged between the two sides of the first air guiding plate 411; one side of the second air guiding plate 511 is connected to the inner wall of the outer side of the second fan body 12, the other side of the second air guiding plate 511 is connected to the inner wall of the front side of the second fan body 12, and an arc-shaped air guiding wall is arranged between the two sides of the second air guiding plate 511, so that the air outlet effect is further improved.
Specifically, the bottoms of the first air deflector 411 and the second air deflector 511 are both connected with a first motor bracket 61 and a second motor bracket 62, and the first motor bracket 61 and the second motor bracket 62 are involutory to form a mounting position for fixing a motor component.
Specifically, bearings and bearing covers are further disposed at two ends of the first air guiding plate 411 and the second air guiding plate 511.
Specifically, the fan main body 1 includes a main housing 14 and a back plate 15, the main housing and the back plate 15 are connected by a buckle or/and a locking member to form a first fan body 11, a second fan body 12 and a connecting middle housing 13, the first fan body 11, the second fan body 12 and the connecting middle housing 13 are communicated with each other, so as to facilitate layout of devices, control devices such as a circuit board can be disposed in the connecting middle housing 13, and can be connected with motors in the first fan body 11 and the second fan body 12 respectively through wires and the like.
Specifically, the main housing 14 is U-shaped (U-shaped groove), the main housing 14 is integrally formed, the back surface of the main housing is provided with an opening, and the back plate 15 is separately formed or integrally formed and can be flexibly arranged according to specific conditions. In this embodiment, the back plate 15 is divided into three parts: first back lid 151, second back lid 152, U-shaped back lid 153, first back lid 151, second back lid 152 connect respectively in the back of first sector 11 and second sector 12, U-shaped back lid 153 connects in the back of connecting mesochite 13 and is located first back lid 151, the below of second back lid 152. An insertion structure is provided between the lower end of the first rear cover 151, the lower end of the second rear cover 152, and the upper end of the U-shaped rear cover 153. The first rear cover 151, the second rear cover 152, and the U-shaped rear cover 153 may be coupled to the main housing 14 by a snap structure or/and screws.
Specifically, a first wind-shielding strip 16 is disposed between the air inlet 101 and the air outlet 102 inside the first fan body 11; inside the second fan body 12, a second wind blocking strip 17 is disposed between the wind suction opening 101 and the wind outlet 102 to avoid short circuit of the airflow.
Specifically, a fixed grid bar is arranged at the air outlet 102, and the first wind blocking bar 16 and the second wind blocking bar 17 are clamped at the grid bar for assembly; or, a swingable grid is arranged at the air outlet 102, so that the air guiding effect is better.
Specifically, a battery module (not shown in the figure) is arranged inside the fan main body 1, and the fan main body 1 is provided with a power supply interface; a battery pressing plate 7 for pressing the battery module is provided in the fan main body 1.
Specifically, a chassis 8 is disposed at the bottom of the fan main body 1, and an electric structure for driving the fan main body 1 to rotate relative to the chassis 8 is disposed between the fan main body 1 and the chassis 8. The electric structure comprises a chassis motor 81 connected to the bottom of the middle connecting shell 13, a planetary gear 82 connected to the chassis motor 81 and an inner gear ring 83 connected to the chassis 8, wherein the planetary gear 82 is meshed with the inner gear ring 83, the inner gear ring 83 is arranged in the chassis 8, a gear sleeve 84 is further arranged in the chassis 8, the gear sleeve 84 is sleeved on the inner gear ring 83, the chassis 8 is further connected with a chassis cover 85, and the chassis motor 81 penetrates through the chassis cover 85. When the chassis motor 81 rotates, it drives the planetary gear 82 to rotate around the tooth shape inside the ring gear 83, so that the fan body 1 can rotate left and right to sweep different angles.
In particular, a bracket 9 may also be connected to the chassis 8 to improve stability of placement.
Specifically, at least one of a water tank, a humidifying device, and an anion generator may be selectively disposed in the fan main body 1 to meet different use requirements of users.
Specifically, the suction opening 101 can be selectively provided with a dust screen, so that the dust filtering effect is good.
Specifically, a USB output interface is disposed on the front surface or the top surface of the middle case 13, so as to charge products such as a mobile phone. In specific application, a wireless charging module can be optionally arranged in the middle connecting shell 13, so that the mobile phone can be wirelessly charged.
Specifically, the front surface or the top surface of the middle shell 13 can be optionally provided with a mobile phone support structure so as to be convenient for placing a mobile phone.
The embodiment of the utility model provides a desktop fan, its first fan body 11 and second fan body 12 are equallyd divide and do not are provided with inlet scoop 101 and air outlet 102, all are provided with air guide and cross-flow fan in first fan body 11 and the second fan body 12, adopt double-end structure, and whole molding is abundant, and first fan body 11 and second fan body 12 adopt independent motor and impeller respectively, and the air-out effect is good.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A desktop fan is characterized by comprising a fan main body, wherein the fan main body comprises a first fan body, a second fan body and a connecting middle shell, the first fan body and the second fan body are arranged at left and right intervals, two ends of the connecting middle shell are respectively and integrally connected or fixedly connected with the first fan body and the second fan body, the connecting middle shell is provided with an operation device for controlling the desktop fan, and the first fan body and the second fan body are respectively provided with an air suction inlet and an air outlet;
a first cross flow fan is arranged in the first fan body and comprises a first impeller arranged along the longitudinal direction, a first air deflector arranged on one side of the first impeller and a first motor part connected with the first impeller and used for driving the first impeller to rotate;
and a second cross-flow fan is arranged in the second fan body and comprises a second impeller arranged along the longitudinal direction, a second air deflector arranged on one side of the second impeller and a second motor part which is connected with the second impeller and is used for driving the second impeller to rotate.
2. The desktop fan as claimed in claim 1, wherein the first fan body and the second fan body are both in a polygonal column shape or a circular column shape and are arranged longitudinally; the fan main body is U-shaped or H-shaped.
3. The table top fan as claimed in claim 2, wherein the first fan body has a height greater than that of the second fan body; or the height of the first fan body is equal to that of the second fan body.
4. The desktop fan as claimed in claim 1, wherein a control module is disposed in the middle housing, the control device is disposed on a top surface or a front surface of the middle housing, and the control device includes at least one of a button, a knob, a touch screen, and a gesture sensor.
5. The desktop fan as claimed in any one of claims 1 to 4, wherein a side of the first fan body facing the second fan body is an inner side, another side of the first fan body facing the second fan body is an outer side, the air inlet is disposed at the outer side of the first fan body and the second fan body, and the air outlet is disposed at a front side of the first fan body and the second fan body.
6. The desk fan as claimed in claim 5, wherein the first air guiding plate and the inner wall of the first fan body, and the second air guiding plate and the inner wall of the second fan body form an air guiding channel, respectively; one side of the first air deflector is connected to the inner wall of the outer side of the first fan body, the other side of the first air deflector is connected to the inner wall of the front side of the first fan body, and an arc-shaped air guide wall is arranged between the two sides of the first air deflector; one side of the second air deflector is connected to the inner wall of the outer side of the second fan body, the other side of the second air deflector is connected to the inner wall of the front side of the second fan body, and an arc-shaped air guide wall is arranged between the two sides of the second air deflector;
the fan main body comprises a main shell and a back plate, the shell and the back plate are connected through a buckle or/and a locking piece to form the first fan body, the second fan body and the connecting middle shell, and inner cavities of the first fan body, the second fan body and the connecting middle shell are communicated; the main casing body is the U font, main casing body integrated into one piece and back are provided with the opening, backplate components of a whole that can function independently setting or integrated into one piece.
7. The desktop fan of any one of claims 1 to 4, wherein a first wind-shielding strip is disposed inside the first fan body between the air inlet and the air outlet; a second air blocking strip is arranged between the air suction opening and the air outlet in the second fan body;
a fixed grid bar is arranged at the air outlet, and the first wind blocking bar and the second wind blocking bar are clamped at the grid bar; or a swingable grid bar is arranged at the air outlet.
8. A desktop fan as claimed in any one of claims 1 to 4 wherein a battery module is provided inside the fan body, and the fan body is provided with a power supply interface; and a battery pressing plate used for pressing the battery module is arranged in the fan main body.
9. A desk fan as claimed in any one of claims 1 to 4 wherein a chassis is provided at the bottom of the fan body, and an electric structure is provided between the fan body and the chassis for driving the fan body to rotate relative to the chassis; the electric structure comprises a chassis motor connected to the bottom of the middle connecting shell, a planetary gear connected to the chassis motor and an inner gear ring connected to the chassis, and the planetary gear is meshed with the inner gear ring.
10. The table top fan as claimed in any one of claims 1 to 4, wherein at least one of a water tank, a humidifying device, and a negative ion generator is provided in the fan main body;
a dust screen is arranged at the air suction opening;
a display screen is arranged on the front side or the top surface of the connecting middle shell;
the front side or the top surface of the connecting middle shell is provided with a USB output interface;
a mobile phone support structure is arranged on the front surface or the top surface of the connecting middle shell;
and a wireless charging module is arranged in the connecting middle shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120157465.3U CN214196743U (en) | 2021-01-20 | 2021-01-20 | Desktop fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120157465.3U CN214196743U (en) | 2021-01-20 | 2021-01-20 | Desktop fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214196743U true CN214196743U (en) | 2021-09-14 |
Family
ID=77638046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120157465.3U Expired - Fee Related CN214196743U (en) | 2021-01-20 | 2021-01-20 | Desktop fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214196743U (en) |
-
2021
- 2021-01-20 CN CN202120157465.3U patent/CN214196743U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210914 Termination date: 20220120 |