CN219911224U - Neck hanging fan - Google Patents
Neck hanging fan Download PDFInfo
- Publication number
- CN219911224U CN219911224U CN202223276857.5U CN202223276857U CN219911224U CN 219911224 U CN219911224 U CN 219911224U CN 202223276857 U CN202223276857 U CN 202223276857U CN 219911224 U CN219911224 U CN 219911224U
- Authority
- CN
- China
- Prior art keywords
- air outlet
- fan
- shell
- air
- outlet area
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000001154 acute effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000030279 gene silencing Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a neck hanging fan which comprises a shell, a pair of fans and a pair of motors, wherein the shell comprises a pair of working shells and a connecting shell, the fans are arranged on the motors, the fans and the motors are arranged on the working shells, the pair of working shells are fixedly connected through the connecting shell, the fans comprise a supporting ring piece and a plurality of blades, the blades are arranged on two opposite sides of the supporting ring piece, the blades are perpendicular to the supporting ring piece and uniformly arranged around the circle center of the supporting ring piece, the working shells are provided with a first air outlet area and a second air outlet area, the first air outlet area guides air to the fans, and the second air outlet area is close to the fans and is an air outlet. The utility model realizes the purposes of low noise and large air quantity.
Description
Technical Field
The utility model relates to the field of portable fans, in particular to a neck hanging fan.
Background
With the improvement of economic level, summer heat relieving equipment is gradually updated, wherein the neck hanging fan becomes novel summer heat relieving equipment, and faces various neck hanging fans, people face the trouble of small air quantity and large noise, and the purposes of large air quantity and ground noise are achieved by providing the neck hanging fan according to the trouble of small air quantity and large noise of the neck hanging fan faced by consumers.
The patent publication No. CN215633871U discloses a neck hanging fan, which comprises a neck hanging shell, wherein the neck hanging shell is used for being worn on the neck of a human body, an air inlet channel is formed in the hollow inside of the neck hanging shell, a first air outlet hole and a second air outlet hole are formed in the neck hanging shell, and the first air outlet hole and the second air outlet hole are both communicated with the air inlet channel. The air inlet channel is internally provided with a turbocharger, the air inlet is internally provided with a plurality of silencing sheets, and the silencing sheets are distributed in a vortex shape. This patent reduces space utilization by additionally installing a sound attenuating member in a narrow housing, and this patent does not improve the source of noise: the small-size blade surface is matched with high rotating speed, and the design has small air quantity and large noise.
Disclosure of Invention
The summary of the utility model is provided to introduce a selection of concepts in a simplified form that are further described below in the detailed description. The summary of the utility model is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used to limit the scope of the claimed subject matter.
To solve the technical problems mentioned in the background section above, some embodiments of the present utility model provide a neck hanging fan, including: the fan comprises a support ring piece and a plurality of blades, the two opposite sides of the support ring piece are respectively provided with the blades, the blades are perpendicular to the support ring piece and evenly arranged around the circle center of the support ring piece, the working shell is provided with a first air outlet area and a second air outlet area, the first air outlet area leads out air from the fan, and the second air outlet area is close to a fan to form a second air outlet.
Further, the working shell is provided with a plurality of first air outlet holes, the appearance of each first air outlet hole is a strip hole, and the first air outlet holes are uniformly distributed on one side, close to the connecting shell, of the working shell.
Further, the first air outlet area is provided with a guide plate, and an air flow passage guide plate is arranged between the guide plate and the first air outlet hole and used for guiding and rectifying air.
Further, the guide plate is provided with a plurality of speed reducing plates, and the angle between the speed reducing plates and the air flow passage is an acute angle.
Further, a battery holding area is formed on one side of the guide plate, which is far away from the air flow channel.
Further, the second air outlet area is provided with an annular plate, the annular plate surrounds the fan, and the annular plate and the first air outlet area are smooth and excessive.
Further, one side of the annular plate, which is far away from the second air outlet area, is provided with a cover plate, and the cover plate is an annular plate and only covers the blades.
Further, the shape of the blade is an arc piece, the opposite side blades of the supporting ring piece face oppositely, the inner side of the arc of the blade close to the air outlet faces towards the first air outlet area, and the inner side of the arc of the blade far away from the air outlet faces away from the first air outlet area.
Further, the outer surface of the working shell is provided with a second air outlet hole, and the connecting shell is provided with a charging hole.
Further, the bottom of the working shell is provided with a plurality of air inlets which are regularly arranged at the bottom of the working shell.
The utility model has the beneficial effects that:
double-layer blades are arranged for guiding air and accelerating air, so that the air quantity is increased;
the speed reducing plate is arranged for reducing the flow velocity of the sucked air, thereby being beneficial to improving the space utilization rate and reducing the noise;
the blades with different directions are arranged and used for guiding air and accelerating air, so that the air quantity is increased.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model, are incorporated in and constitute a part of this specification. The drawings and their description are illustrative of the utility model and are not to be construed as unduly limiting the utility model.
In addition, the same or similar reference numerals denote the same or similar elements throughout the drawings. It should be understood that the figures are schematic and that elements and components are not necessarily drawn to scale.
In the drawings:
FIG. 1 is an outline view of the present utility model;
FIG. 2 is an internal block diagram of the present utility model;
FIG. 3 is a working shell construction diagram;
FIG. 4 is a block diagram of a fan;
FIG. 5 is an assembly view of a second vented zone cover plate;
FIG. 6 is an assembly view of a motor at a second air outlet area;
FIG. 7 is an assembly view of a charging hole;
in the figure: 1. the device comprises a shell, 2, a fan, 3, a motor, 4, a working shell, 5, a connecting shell, 6, a supporting ring piece, 7, a blade, 8, a first air outlet area, 9, a second air outlet area, 10, a guide plate, 11, a first air outlet hole, 12, a speed reducing plate, 13, an annular plate, 14, a cover plate, 15, a battery containing area, 16, a second air outlet hole, 17, a charging hole, 18 and an air inlet hole.
Detailed Description
Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It should be understood that the drawings and embodiments of the present disclosure are for illustration purposes only and are not intended to limit the scope of the present disclosure.
The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 7, a neck fan of the present utility model includes: the utility model is characterized in that the motor 3 and the fan 2 are arranged in the shell 1, which is beneficial to protecting a user, the user can press the neck hanging fan close to skin, the bottom of the working shell 4 is provided with a plurality of air inlets 18, the plurality of air inlets 18 are regularly arranged at the bottom of the working shell 4, when people wear the neck hanging fan, the gap of the ground of the working shell 4 is larger, air is beneficial to entering the working shell 4, the working shell 4 is provided with a plurality of first air outlet holes 11, the first air outlet holes 11 are long-strip holes, the air inlet quantity of the long-strip holes is larger, and the air outlet quantity of the neck hanging fan is ensured, the first air outlet holes 11 are uniformly distributed on one side of the working shell 4 close to the connecting shell 5, the first air outlet holes 11 are arranged on one side of the working shell 4 which is not close to the skin, the smooth air outlet is ensured, the first air outlet area 8 is provided with a guide plate 10, an air flow channel is arranged between the guide plate 10 and the first air outlet holes 11, the guide plate 10 is used for guiding and rectifying air, the guide plate 10 is provided with a plurality of speed reducing plates 12, the angle between the speed reducing plates 12 and the air flow channel is an acute angle, when the fan rotates, the blown air can flow at a high speed in a narrow air flow channel so as to generate noise, the utility model utilizes the clearance of the flow channel to set the speed reducing plates 12, reduces the speed of the air flow, slows down the noise, has high space efficiency, the guide plate 10 is far away from the air flow channel side of the air flow channel to provide an external connection socket for a battery of the battery containing area 15, the connecting shell 5 is provided with a charging hole 17, such a layout can effectively utilize the internal space of the housing 1.
The fan 2 includes support ring piece 6 and a plurality of blade 7, the both sides that support ring piece 6 is relative all are provided with blade 7, adopt the double-bladed design, fundamentally has stopped the noise that produces because of little leaf surface, high rotational speed, blade 7 perpendicular to support ring piece 6 and around the centre of a circle of support ring piece 6 evenly arranged, blade 7 is in support ring piece 6 outside has increased radius of rotation, under the condition of producing equal centrifugal force, required rotational speed has been reduced, the work shell 4 is equipped with first air outlet 8 and second air outlet 9, the guide board 10 of first air outlet 8 guides the air to first air outlet 8, second air outlet 9 is close to fan 2 department and is second air outlet 16, second air outlet 9 is equipped with annular slab 13, annular slab 13 encircles fan 2, annular slab 13 is smooth excessive with first air outlet 8, annular slab 13 keeps away from second air outlet 9 one side and is equipped with apron 14, work shell 4 is with the air inlet 7 under the guide of annular slab 13, apron 14 is the annular slab, only cover the shape of blade 7 is the piece, the blade that has prevented that the blade 7 from being close to second air outlet 16 has been provided with the opposite air outlet 16 towards the opposite air outlet from the fan 2, the opposite air outlet 16 is located to the second air outlet 8, the opposite circular arc of the fan 7, the opposite air outlet is provided with the second air outlet 16, the opposite circular arc is far away from the outside of the air outlet 8, the opposite air outlet is far from the second air outlet 8, the opposite side is far from the air outlet 8, the air outlet is far from the inside than the second air outlet 8, and is far away from the air outlet 8, and is far away from the air.
The working process comprises the following steps:
the connecting shell 5 is buckled and hung with the neck, air enters the second air outlet area 9 through the air inlet hole 18, the guide plate 10 guides the air to the first air outlet area 8, when the air flows through an air channel between the guide plate 10 and the first air outlet hole 11, the speed reducing plate 12 can slow down the air flow rate, when the air enters the second air outlet area 9, the air can be rectified again by the annular plate 13, the supporting ring piece 6 drives the blades 7 to centrifuge the air, the cover plate 14 covers the blades 7 to prevent the air from overflowing, and the air with higher flow rate is discharged from the second air outlet area 9 at the moment, so that the air blowing and cooling of the neck and the chest are realized.
The foregoing description is only of the preferred embodiments of the present disclosure and description of the principles of the technology being employed. It should be understood by those skilled in the art that the scope of the utility model in the embodiments of the present disclosure is not limited to the specific combination of the above technical features.
Claims (7)
1. A hang neck fan which characterized in that: comprising the following steps: casing (1), a pair of fan (2) and a pair of motor (3), casing (1) include a pair of symmetrical work shell (4) and a connection shell (5), fan (2) install in motor (3), fan (2) with motor (3) install in work shell (4), a pair of work shell (4) are through connection shell (5) fixed connection, work shell (4) are equipped with a plurality of first apopore (11), fan (2) include support ring piece (6) and a plurality of blade (7), the both sides that support ring piece (6) are relative all are provided with blade (7), blade (7) perpendicular to support ring piece (6) just centers of a circle evenly arranged around support ring piece (6), work shell (4) are equipped with first air outlet area (8) and second air outlet area (9), first air outlet area (8) are followed fan (2) are drawn forth, second air outlet area (9) are equipped with a plurality of first air outlet hole (11), fan (2) are equipped with guide plate (10) and are equipped with guide plate (10) air outlet area (10) respectively, guide plate (10) are drawn together air outlet area (10) are equipped with guide plate (10) between the air outlet area (10) The air rectification system comprises a guide plate (10), wherein the guide plate is provided with a plurality of speed reduction plates (12), the angle between the speed reduction plates (12) and an air flow channel is an acute angle, a second air outlet area (9) is provided with an annular plate (13), the annular plate (13) surrounds the fan (2), and the annular plate (13) and the first air outlet area (8) are smooth and excessive.
2. A neck fan as claimed in claim 1, wherein: the appearance of the first air outlet holes (11) is a strip hole, and the first air outlet holes (11) are uniformly distributed on one side, close to the connecting shell (5), of the working shell (4).
3. A neck fan as claimed in claim 1, wherein: the side of the guide plate (10) far away from the air flow channel is a battery accommodating area (15).
4. A neck fan as claimed in claim 1, wherein: and one side, far away from the second air outlet area, of the annular plate (13) is provided with a cover plate (14), and the cover plate (14) is an annular sheet and only covers the blades (7).
5. The neck fan as claimed in claim 4, wherein: the shape of each blade (7) is an arc piece, the directions of the blades (7) on two opposite sides of the supporting ring piece (6) are opposite, the inner side of the arc of each blade (7) close to the air outlet faces the first air outlet area (8), and the inner side of the arc of each blade (7) far away from the air outlet faces away from the first air outlet area (8).
6. A neck fan as claimed in claim 1, wherein: the bottom of the working shell (4) is provided with a plurality of air inlets (18), and the air inlets (18) are regularly arranged at the bottom of the working shell (4).
7. A neck fan as claimed in claim 1, wherein: the outer surface of the working shell (4) is provided with a second air outlet hole (16), and the connecting shell (5) is provided with a charging hole (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223276857.5U CN219911224U (en) | 2022-12-07 | 2022-12-07 | Neck hanging fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223276857.5U CN219911224U (en) | 2022-12-07 | 2022-12-07 | Neck hanging fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911224U true CN219911224U (en) | 2023-10-27 |
Family
ID=88424953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223276857.5U Active CN219911224U (en) | 2022-12-07 | 2022-12-07 | Neck hanging fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911224U (en) |
-
2022
- 2022-12-07 CN CN202223276857.5U patent/CN219911224U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219372164U (en) | Brushless motor with good noise reduction effect | |
| CN219911224U (en) | Neck hanging fan | |
| CN213928809U (en) | Hanging neck fan | |
| CN115788967B (en) | Heat dissipation channel of magnetic suspension air-blower | |
| CN219262728U (en) | Air suspension air-blower cooling air duct structure | |
| CN106807000A (en) | Air cleaning facility | |
| CN217976623U (en) | Energy-concerving and environment-protective performance is high and centrifugal pump that silence noise reduction effect is good | |
| CN214708514U (en) | Wearable device | |
| CN117249098A (en) | Portable blowing device | |
| CN214850855U (en) | Motor with heat dissipation structure | |
| CN211231008U (en) | Radial magnetic bearing and stator independent air cooling structure of centrifugal compressor | |
| CN215175745U (en) | Double-air-duct structure of double centrifugal fan | |
| CN211599061U (en) | Turbo fan and bladeless fan | |
| CN210832420U (en) | Comfortable and environment-friendly low-energy-consumption warm air and ventilation integrated machine | |
| JP7106886B2 (en) | Fan and mask device | |
| CN221305684U (en) | Centrifugal high-speed air compressor | |
| JP3231072U (en) | Small fan device | |
| CN220319899U (en) | Fan wheel and have hanging neck fan of this fan wheel | |
| CN221525195U (en) | Fan assembly and air outlet equipment | |
| CN111049321A (en) | Electric machine with double-fan cooling system | |
| CN212838594U (en) | Low-noise centrifugal fan's casing | |
| CN214660967U (en) | Turbine type hand-held small fan | |
| CN211525132U (en) | Centrifugal fan with adjustable air outlet angle | |
| CN220822767U (en) | Motor with protection function | |
| CN220646245U (en) | Neck hanging fan |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |