CN218894808U - Annular bladeless fan - Google Patents
Annular bladeless fan Download PDFInfo
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- CN218894808U CN218894808U CN202223553081.7U CN202223553081U CN218894808U CN 218894808 U CN218894808 U CN 218894808U CN 202223553081 U CN202223553081 U CN 202223553081U CN 218894808 U CN218894808 U CN 218894808U
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Abstract
The utility model discloses an annular bladeless fan, which comprises a machine head and an annular air outlet frame, wherein an air outlet assembly is arranged in the machine head, the air outlet assembly comprises a motor and a wind wheel or an impeller arranged on the motor, an air inlet is arranged on the machine head, the front end of the machine head is provided with an air outlet cavity communicated with the air outlet assembly in the machine head, air outlet rings are uniformly distributed at the end parts of the annular air outlet frame, the annular air outlet frame is provided with an arc-shaped air guide pipe communicated with the air outlet cavity and the air outlet rings, the annular air outlet frame comprises an annular front frame body and an annular rear frame body which are mutually connected, the air outlet rings are arranged on the annular front frame body, the air outlet cavity and the air guide pipe are surrounded by the annular front frame body and the annular rear frame body, and an air inlet hole communicated with the interior of the machine head is arranged in the middle of the rear frame body; the utility model is provided with a machine head, an annular air outlet frame and an air guide pipe, and utilizes an air outlet cavity at the front end of the machine head and an air outlet ring on the air outlet frame to be communicated between the air outlet cavity and the air outlet ring through the arc-shaped air guide pipe to extrude and spray strong air flow so as to achieve the aim of enjoying cool.
Description
Technical Field
The utility model belongs to the technical field of ventilation, in particular to an annular bladeless fan, which belongs to the technical field of ventilation, wherein working fluid is air.
Background
The bladeless fan is based on the principle of air mechanics, so that indoor and outdoor air form a three-dimensional exchange system, the tower fan generally throws out wind through the cross-flow fan to form air flow, namely, wind pressure is generated after the wind wheel rotates to generate centrifugal wind, and finally the wind force is transmitted through the inner wind guide wall.
The Chinese patent No. 107747565A discloses an air duct assembly of a cross-flow wind wheel and a tower fan provided with the air duct assembly, wherein the cross-flow wind wheel is arranged inside the air duct assembly, an air duct air inlet and an air duct air outlet are formed on the air duct assembly, the air duct air outlet, the air duct air inlet and the air duct assembly are positioned on the same circumferential surface, an air outlet grille is arranged at the air duct air outlet, the air outlet grille is positioned on the circumferential surface, most of existing bladeless fans are tower fans, the blowing range of the existing bladeless fans is within the range of a single-sided air outlet ring of the tower fan, so that the blowing area is small, and the air outlet efficiency is low.
Disclosure of Invention
The utility model provides an annular bladeless fan, which is provided with a machine head, an annular air outlet frame and an air guide pipe, wherein an air outlet cavity at the front end of the machine head and an air outlet ring on the air outlet frame are utilized, and the annular bladeless fan is communicated between the air outlet cavity and the air outlet ring through the air guide pipe, so that strong air flow is extruded and sprayed out, and the purpose of enjoying cool is achieved.
In order to solve the technical problems, the annular bladeless fan comprises a machine head and an annular air outlet frame arranged at the front end of the machine head, wherein an air outlet assembly is arranged in the machine head and comprises a motor and a wind wheel or an impeller arranged on the motor, an air inlet is formed in the upper rear end of the machine head, an air outlet cavity communicated with the air outlet assembly in the machine head is formed in the front end of the machine head, air outlet rings are uniformly distributed at the end parts of the annular air outlet frame, an arc-shaped air guide pipe communicated with the air outlet cavity and the air outlet rings is arranged on the annular air outlet frame, the annular air outlet frame comprises an annular front frame body and an annular rear frame body which are connected with each other, the air outlet rings are arranged on the annular front frame body, the air outlet cavities and the air guide pipe are surrounded by the annular front frame body and the annular rear frame body, and an air inlet communicated with the machine head is formed in the middle of the annular rear frame body.
Further, air outlets are uniformly distributed on the air outlet ring, and at least 2 arc air guide pipes are uniformly distributed on the annular air outlet frame.
Further, the annular air outlet frame is arranged into a circular ring, an elliptical ring or a frame structure with a hollow middle part.
Further, the arc-shaped air guide pipe and the central line of the air inlet hole form an included angle of 20-90 degrees.
Further, the aircraft nose includes backshell, motor support, preceding spiral case and back spiral case, the end connection that the backshell is close to the export is on the air-out frame, motor support connects in the backshell, the motor is installed on motor support, the impeller sets up between preceding spiral case and back spiral case.
Further, the aircraft nose includes backshell, upper wind channel and lower wind channel, be provided with the wind channel between upper wind channel and the lower wind channel, the wind wheel sets up in the wind channel, backshell, upper wind channel and lower wind channel are close to the tip of export and all connect on the air-out frame, upper wind channel and lower wind channel export and air-out chamber intercommunication, motor fixed mounting is on the lower wind channel.
Further, a hand-held column, a wall-mounted column, a hanging column, a stand column of the floor fan or a stand column of the desktop fan is arranged on the machine head.
Further, a lamp belt is arranged between the annular front frame body and the annular rear frame body, and an electric heating mechanism is arranged on the annular front frame body.
The utility model has the beneficial effects that:
1. according to the annular bladeless fan, the machine head, the annular air outlet frame and the air guide pipe are arranged, the air outlet cavity at the front end of the machine head and the air outlet ring on the air outlet frame are utilized, the air guide pipe is communicated between the air outlet cavity and the air outlet ring, and powerful air flow is extruded and ejected, so that the purpose of enjoying cool is achieved;
2. according to the annular bladeless fan, the heating body is arranged at the air outlet on the air outlet frame, so that warm air can be conveniently emitted, and the structure avoids the influence of the warm air on the motor sealing and the aging of motor wires;
3. according to the annular bladeless fan, the lamp strip is arranged on the air outlet frame, so that the function of an illuminating lamp and the function of an atmosphere lamp are facilitated.
4. The annular bladeless fan is beneficial to being arranged as a handheld fan, a floor fan, a desk fan, a wall fan and a ceiling fan.
Drawings
FIG. 1 is a schematic view of the structure of an annular bladeless fan of the present utility model;
FIG. 2 is an exploded view of the air outlet frame of the annular bladeless fan of the present utility model;
FIG. 3 is an exploded view of the turbine head of the annular bladeless fan of the present utility model;
FIG. 4 is an exploded view of the wind turbine head in the annular bladeless fan of the present utility model;
FIG. 5 is a schematic view of a wall-mounted structure of the annular bladeless fan of the present utility model;
FIG. 6 is an exploded view of the nose-swing structure of the annular bladeless fan of the present utility model;
FIG. 7 is a schematic view of a hanging structure of the annular bladeless fan of the present utility model;
FIG. 8 is a schematic view of a floor standing configuration of an annular bladeless fan of the present utility model;
fig. 9 is a schematic view of a desktop-type structure in the annular bladeless fan of the present utility model.
Reference numerals: 1. a machine head; 2. an air inlet; 3. an air outlet ring; 4. an air outlet; 5. an air outlet cavity; 6. an annular air outlet frame; 7. an arc-shaped air guide pipe; 8. an annular front frame body; 9. a light strip; 10. an annular rear frame body; 11. a rear case; 12. a motor bracket; 13. a motor; 14. a rear volute; 15. a front volute; 16. an impeller; 17. an upper air duct; 18. a lower air duct; 19. a wind wheel; 20. an upper cover; a 21 lower cover; 22. a rotating motor; 23. a drive gear; 24. a driven gear; 25-hanging columns; 26-hanging columns; 27-a stand fan support column; 28-a desktop fan upright; 29-a swing bracket; 30-bearing.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
The utility model provides an annular bladeless fan, which is shown in figures 1-9 and comprises a machine head 1 and an annular air outlet frame 6 arranged at the front end of the machine head 1, wherein a motor 13 and a wind wheel 19 or an impeller 16 arranged on the motor 13 are arranged in the machine head 1, an air inlet 2 is arranged on the machine head 1, an air outlet cavity 5 is arranged between the machine head 1 and the annular air outlet frame 6, an air outlet ring 3 is arranged on the annular air outlet frame 6, an arc air guide pipe 7 which is communicated with the air outlet cavity 5 and the air outlet ring 3 is arranged on the annular air outlet frame 6, the annular air outlet frame 6 comprises an annular front frame body 8 and an annular rear frame body 10 which are connected with each other, the air outlet ring 3 is arranged on the annular front frame body 8, the air outlet cavity 5 and the arc air guide pipe 7 are surrounded by the annular front frame body 8 and the annular rear frame body 10, an air inlet hole which is communicated with the interior of the machine head is arranged in the middle part of the annular rear frame body 10,
in this embodiment, the annular rear frame body 10 is fixed on the machine head 1 through bolts, and air flow in an air channel in the machine head 1 enters the air outlet cavity 5 from the air inlet, and the annular front frame body 8 and the annular rear frame body 10 are fixedly and hermetically connected through bolts, so that an integrated structure of the air outlet cavity 5 and the air guide pipe 7 is formed conveniently.
In this embodiment, through being provided with aircraft nose 1, air-out frame 6 and guide duct 7, motor 13 and wind wheel 19 or impeller 16 work in the aircraft nose produce the air current and get into air-out intracavity 5, in the air-out frame 6 is got into along guide duct 7, goes out the wind along air-out circle 3 on the air-out frame 6, and this structure utilizes the air-out chamber of aircraft nose 1 front end and the air-out circle on the air-out frame, communicates between air-out chamber and air-out circle through the guide duct, extrudes and sprays powerful air current, reaches the purpose of enjoying the cool.
In the preferred embodiment, the air outlets 4 are uniformly distributed on the air outlet ring 3, the number of the arc-shaped air guide pipes 6 is not less than 2 and the arc-shaped air guide pipes are uniformly distributed on the annular air outlet frame 6, and the structure is favorable for uniform air outlet and improves air outlet efficiency.
In a preferred embodiment, the annular air outlet frame 6 is provided with a hollow circular ring, an elliptical ring or a frame, and the air outlet frame can adopt a customized structure according to the needs of customers.
In the preferred embodiment, the arc air guide pipe 7 and the central line of the air inlet hole form an included angle of 20-90 degrees, the included angle between the arc air guide pipe 7 and the central line of the air inlet hole is set to be 30-60 degrees, the length of the arc air guide pipe is 2-60CM, the lengths of the arc air guide pipes in the desktop fan and the handheld fan are 2-25CM, the lengths of the arc air guide pipes in the wall hanging fan and the floor fan are 20-40CM, the length of the arc air guide pipe 7 in the ceiling fan is 40-60CM, and the structure is favorable for the air outlet ring 3 to extrude and jet strong air flow, so that the pressure loss of the air flow in the air outlet ring and the air guide pipe 7 is reduced.
In a preferred embodiment, the machine head 1 includes a rear housing 11, a motor support 12, a front volute 14 and a rear volute 15, the end portion of the rear housing 1 close to the outlet is connected to the air outlet frame 6, the motor support 12 is connected to the rear housing 1, the motor 13 is mounted on the motor support 12, the impeller 16 is disposed between the front volute 14 and the rear volute 15, in this embodiment, the machine head can be set as a direct current motor and an alternating current motor, when the machine head is mounted on a floor fan and a desk fan, a storage battery structure can be adopted on a base, and wireless remote control can be further carried out when the machine head is used outdoors.
In a preferred embodiment, the machine head 1 includes a rear shell 11, an upper air duct 17 and a lower air duct 18, an air duct is arranged between the upper air duct 17 and the lower air duct 18, the wind wheel 19 is arranged in the air duct, the end parts of the rear shell 11, the upper air duct 17 and the lower air duct 18, which are close to the outlets, are all connected to the air outlet frame 6, the outlets of the upper air duct 17 and the lower air duct 18 are communicated with the air outlet cavity 5, and the motor 13 is fixedly arranged on the lower air duct 18.
In a preferred embodiment, the handpiece 1 is provided with a hand-held column, a wall-hanging column 25, a hanging column 26, a stand fan 27 support column or a table fan 28 stand column, which is advantageous for setting a vaneless fan as a hand-held fan, a stand fan, a table fan, a wall fan and a ceiling fan.
In a preferred embodiment, a swinging head assembly is arranged between the machine head 1 and the wall hanging column 25, the floor fan supporting column 26 or the table fan supporting column 27, the rotating assembly comprises a swinging head bracket 29 arranged at the top of the wall hanging column, the floor fan supporting column or the table fan supporting column, an upper cover 20 and a lower cover 21 arranged at the bottom of the machine head, a driving gear 23 and a driven gear 24 which are arranged between the upper cover 20 and the lower cover 21 and meshed with each other, a rotating motor 22 arranged on the lower cover 21 and a bearing 30 arranged between the lower cover 21 and the swinging head bracket 29, the driven gear 24 is fixedly arranged at the end part of the wall hanging column 25, the floor fan supporting column 26 or the table fan supporting column 27, a motor shaft of the rotating motor extends into the upper cover 20 and the lower cover 21 to be connected with the driving gear, the swinging head bracket 29 is fixed at the top of the wall hanging column 25, the floor fan supporting column 26 or the table fan supporting column 27 through the bearing 30, and the driven gear 24 is fixed at the end part of the wall hanging column 25, the floor fan supporting column 26 or the table fan supporting column 27, when the rotating motor 22 works, the driving gear 23 is driven gear 23 is meshed with the driven gear 24, the driven gear 24 is meshed with the driven gear 24, and the driven gear 24 is not meshed with the driven gear 24 to rotate along the driven gear 24 or the rotating direction along the rotating center line.
In a preferred embodiment, a lamp strip 9 is disposed between the annular front frame 8 and the annular rear frame 10, and an electric heating mechanism is disposed on the annular front frame 8, in this embodiment, the lamp strip is also directly disposed on the end face of the annular front frame 8 through being disposed on the air outlet frame, which is beneficial to providing an illumination lamp function and an atmosphere lamp function, and the electric heating mechanism can be set as a PTC heating plate.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. An annular bladeless fan, characterized in that: including aircraft nose and the annular air-out frame of setting at the aircraft nose front end, be provided with the air-out subassembly in the aircraft nose, the air-out subassembly includes motor and installs wind wheel or the impeller on the motor, the aircraft nose upper rear end is provided with the air intake, the aircraft nose front end is provided with the air-out chamber with the interior air-out subassembly intercommunication of aircraft nose, annular air-out frame tip equipartition has the air-out circle, be provided with the arc guide duct of intercommunication air-out chamber and air-out circle on the annular air-out frame, annular air-out frame includes interconnect's annular preceding support body and annular back support body, the air-out chamber and guide duct are enclosed by annular preceding support body and annular back support body, back support body middle part is provided with the inlet opening with the interior intercommunication of aircraft nose.
2. An annular bladeless fan according to claim 1, wherein: the air outlets are uniformly distributed on the air outlet ring, and the number of the arc-shaped air guide pipes is not less than 2 and the arc-shaped air guide pipes are uniformly distributed on the annular air outlet frame.
3. An annular bladeless fan according to claim 1, wherein: the annular air outlet frame is arranged into a circular ring, an elliptical ring or a frame structure with a hollow middle part.
4. A ring-shaped bladeless fan according to any of claims 1 to 3, wherein: the arc-shaped air guide pipe and the central line of the air inlet hole form an included angle of 20-90 degrees.
5. An annular bladeless fan according to claim 4, wherein: the machine head comprises a rear shell, a motor support, a front volute and a rear volute, wherein the end part, close to an outlet, of the rear shell is connected to an air outlet frame, the motor support is connected to the rear shell, the motor is mounted on the motor support, and the impeller is arranged between the front volute and the rear volute.
6. An annular bladeless fan according to claim 4, wherein: the machine head comprises a rear shell, an upper air channel and a lower air channel, an air channel is arranged between the upper air channel and the lower air channel, the wind wheel is arranged in the air channel, the end parts of the rear shell, the upper air channel and the lower air channel, which are close to the outlets, are all connected to an air outlet frame, the outlets of the upper air channel and the lower air channel are communicated with an air outlet cavity, and the motor is fixedly arranged on the lower air channel.
7. An annular bladeless fan according to claim 4, wherein: the machine head is provided with a hand-held column, a wall-mounted column, a hanging column, a stand column of the floor fan or a stand column of the desktop fan.
8. An annular bladeless fan according to claim 1, wherein: a lamp belt is arranged between the front frame body and the rear frame body, and an electric heating mechanism is arranged on the front frame body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223553081.7U CN218894808U (en) | 2022-12-29 | 2022-12-29 | Annular bladeless fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223553081.7U CN218894808U (en) | 2022-12-29 | 2022-12-29 | Annular bladeless fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218894808U true CN218894808U (en) | 2023-04-21 |
Family
ID=86003723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223553081.7U Active CN218894808U (en) | 2022-12-29 | 2022-12-29 | Annular bladeless fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218894808U (en) |
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2022
- 2022-12-29 CN CN202223553081.7U patent/CN218894808U/en active Active
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