CN211343415U

CN211343415U - Bladeless fan

Info

Publication number: CN211343415U
Application number: CN201922046312.7U
Authority: CN
Inventors: 徐彬; 梅亚伟
Original assignee: Ningbo Xinle Holding Group Co ltd
Current assignee: Ningbo Xinle Holding Group Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-08-25
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a bladeless fan, including a base and one with the annular air-out structure that the base is connected, be provided with the air-blower in the base, be provided with fresh air inlet, its characterized in that on the base: still include a transition air-supply line, the air-out structure with the base passes through the transition air-supply line is connected, the transition air-supply line is including two arc outer panels that are located the outside, two arc inner side plates that are located the inboard and cover the apron of outer panel and inner side plate, two the upper end of outer panel and the upper end of two inner side plates constitute two air outlets, two the air outlet respectively with the both sides of air-out structure are connected, two the lower extreme of outer panel constitutes the air intake, the air intake with the air-blower is connected, two the lower extreme of inner side plate is connected, forms the equal wind closed angle. The utility model provides a whole Y type that is of transition air-supply line, the air current that the air-blower blew off can smoothly directly enter into the air-out structure, has reduced the air inlet loss, has improved the air output.

Description

Bladeless fan

Technical Field

The utility model relates to a small household electrical appliances especially relate to a bladeless fan.

Background

The bladeless fan in the prior art has the advantages of safety, reliability, smoothness in air blowing and the like, and is widely applied. For example, the chinese patent No. 201821091531.6 utility model, published as 2019, 7 and 2, discloses an assembly structure of a bladeless fan air outlet assembly, which comprises an outer shell component and an inner shell component, forming an annular air guide cavity therebetween; a plurality of convex columns with jacks are arranged on the edge of one side surface of the shell part; a plurality of pins corresponding to the convex columns are arranged on the edge of one side surface of the inner shell part; when the outer shell part and the inner shell part are assembled, the plug pins are tightly inserted into the insertion holes in the convex columns, so that one side edge of the outer shell part and one side edge of the inner shell part are stably connected in a positioning mode, and meanwhile, a space is reserved between one side edge of the outer shell part and one side edge of the inner shell part to form an air outlet communicated with the air guide cavity. The utility model discloses a projection is pegged graft with the fastening of participating in, makes the relation of connection between shell part and the inner shell part reliable and stable, and then can effectively guarantee the homogeneity of air outlet width, makes its air-out effect even, improves the travelling comfort, and promotes user's use embodiment. However, in the scheme, the air inlet between the fan base and the air outlet assembly is of a T-shaped structure, the air inlet is not smooth, and the loss is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome above-mentioned prior art not enough, provide a bladeless fan that the air inlet is smooth and easy, the loss is low.

According to the utility model provides a pair of bladeless fan, including a base and one with the annular air-out structure that the base is connected, be provided with the air-blower in the base, be provided with the fresh air inlet on the base, still include a transition air-supply line, the air-out structure with the base passes through the transition air-supply line is connected, the transition air-supply line is including two arc outer panels that are located the outside, be located two inboard arc interior plates and cover the apron of outer panel and interior plate, two the upper end of outer panel and the upper end of two interior plates constitute two air outlets, two the air outlet respectively with the both sides of air-out structure are connected, two the lower extreme of outer panel constitutes the air intake, the air intake with the air-blower is connected, two the lower extreme of interior plate is connected, forms the equal wind closed angle.

According to the utility model provides a pair of bladeless fan still has following attached technical characterstic:

further comprising that the angle of the wind equalizing sharp angle is 70-80 degrees.

The air outlet structure comprises a shell and an air outlet channel enclosed by the shell, an air outlet seam is formed on the front end face of the shell, and the air outlet seam is connected with the air outlet channel.

The air outlet structure is characterized by further comprising a housing, and the housing is sleeved on the air outlet structure.

Further comprising that the outer surface of the cover shell is an arc-shaped surface.

And the air outlet channel is provided with inclined guide plates in two sides, and the guide plates gradually reduce the space of the air outlet channel from the bottom to the top.

Further comprises that the inclination angle of the guide plate is 3-10 degrees.

Further included, the bottom of the guide plate is connected with the inner wall of the shell, and the top end of the guide plate is connected with the center line of the shell.

According to the utility model provides a pair of bladeless fan compares with prior art has following advantage: first, the utility model provides a whole Y type that is of transition air-supply line, the air current that the air-blower blew off can smoothly directly enter into the air-out structure, has reduced the air inlet loss, has improved the air output. Secondly, the utility model provides a wind closed angle all can get into two air outlets respectively with the equal wind of air current to this kind of wind closed angle structure all can reduce the turbulent flow, and the air current flows more smoothly.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a front sectional view of the present invention;

fig. 3 is a side sectional view of the present invention;

fig. 4 is a perspective sectional view of the present invention.

Detailed Description

For the purpose of clearly illustrating the aspects of the present invention, preferred embodiments are given below in conjunction with the accompanying drawings. The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, corresponding reference numerals indicate like or corresponding parts and features.

As shown in fig. 1 to 4, the present invention provides a bladeless fan, which includes a base 1 and an annular air outlet structure 2 connected to the base 1, wherein an air blower 11 is disposed in the base 1, an air inlet hole 12 is disposed on the base 1, and a transition air inlet pipe 3, the air outlet structure 2 is connected to the base 1 through the transition air inlet pipe 3, the transition air inlet pipe 3 includes two arc outer side plates 31 located at an outer side, two arc inner side plates 32 located at an inner side, and a cover plate 33 covering the outer side plates 31 and the inner side plates 32, an upper end of each of the two outer side plates 31 and an upper end of each of the two inner side plates 32 form two air outlets 34, the two air outlets 34 are respectively connected to two sides of the air outlet structure 2, a lower end of each of the two outer side plates 31 forms an air inlet 35, and the air inlet 35 is connected to the air blower 11, the lower ends of the two inner side plates 32 are connected to form a wind equalizing angle 36. The utility model provides a transition air-supply line 3 wholly is the Y type, the air current in the air-blower 11 passes through transition air-supply line 3 smoothly gets into in the air-out structure 2, can reduce the loss, improve the air-out speed of air-out structure 2. The air equalizing sharp corner 36 can divide the air flow of the air inlet 35 and respectively enter the two air outlets 34. The air equalizing sharp corner 36 can reduce turbulence, so that the airflow can flow more smoothly. The utility model provides an air-blower 11 includes driving motor, by motor drive's turbofan and spiral case, turbofan installs in the spiral case. The utility model discloses an air current that air-blower 11 produced is more powerful, and the structure is more ripe and stable, and is with low costs. The utility model provides a base 1 is cylindrical, is provided with numerous fresh air inlet 12 on the perisporium for the air inlet is more smooth-going. The outer plate 31, the inner plate 32 and the cover plate 33 of the present invention may be integrally formed or mounted together. The utility model provides an outer panel 31 is streamlined structure for the air current flows more smoothly.

Referring to fig. 2, in the above embodiment of the present invention, the annular air outlet structure 2 includes two straight line segments 21 located at two sides and an arc segment 22 located at an upper portion, and the arc segment 22 connects the two straight line segments 21. The air outlet structure 2 has better air outlet effect and is beneficial to air flow.

Referring to fig. 2, in the above embodiment of the present invention, it is further included that the angle of the wind equalizing corner 36 is 70 degrees to 80 degrees. This embodiment is 75 degrees. The angle can better meet the requirement of uniform wind and can also effectively reduce turbulent flow.

Referring to fig. 1, fig. 2 and fig. 4, the above embodiments provided in the present invention further include that the air outlet structure 2 includes a housing 23 and an air outlet channel 24 enclosed by the housing 23, an air outlet slot is formed on a front end surface of the housing 23, and the air outlet slot is connected to the air outlet channel 24. The utility model discloses an air-out seam sets up on the terminal surface before, can all take the wind of inside and outside both sides up during the air-out for the air-out is more gentle and agreeable.

Referring to fig. 1, fig. 2 and fig. 4, the above embodiment of the present invention further includes a housing 4, and the housing 4 is sleeved on the air outlet structure 2. The housing 4 is of an integral structure, so that the integral structure is simple and attractive. The bottom of the cover 4 is formed in a cylindrical shape and is connected to the base 1.

Referring to fig. 1, in the above embodiment of the present invention, it is further included that the outer surface of the housing 4 is an arc surface 41. The curved surface 41 further facilitates the guiding of the air flow.

Referring to fig. 3, in the above embodiments of the present invention, it further includes that an inclined guide plate 5 is disposed in both sides of the air outlet channel 24, and the guide plate 5 gradually reduces the space of the air outlet channel 24 from the bottom to the top. The utility model provides a guide plate 5 can with air current in the air-out passageway 24 evenly presses to the air-out seam for the air current can be followed the horizontal direction and sprayed. Moreover, the air flow of each air outlet seam is uniform.

Referring to fig. 3, in the above embodiment of the present invention, it is further included that the inclination angle of the deflector 5 is 3 degrees to 10 degrees. This embodiment is 5 degrees. Above-mentioned angle can satisfy guide plate 5 and evenly press the air current to the air-out seam.

Referring to fig. 3, in the above embodiment of the present invention, it is further included that the bottom end of the flow guiding plate 5 is connected to the inner wall of the housing 23, and the top end is connected to the center line of the housing 23. The utility model discloses a guide plate 5 will air-out 24 is inside to be set up to the reducing passageway, and the lower part is wide, and upper portion is narrow to make the air current can the homodisperse to each air-out seam, make the air-out even.

In summary, the above-mentioned embodiments are only examples of the present invention, which are only used for illustrating the principles of the present invention and are not used for limiting the protection scope of the present invention. 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

1. The utility model provides a bladeless fan, include a base and one with the annular air-out structure that the base is connected, be provided with the air-blower in the base, be provided with fresh air inlet on the base, its characterized in that: still include a transition air-supply line, the air-out structure with the base passes through the transition air-supply line is connected, the transition air-supply line is including two arc outer panels that are located the outside, two arc inner side plates that are located the inboard and cover the apron of outer panel and inner side plate, two the upper end of outer panel and the upper end of two inner side plates constitute two air outlets, two the air outlet respectively with the both sides of air-out structure are connected, two the lower extreme of outer panel constitutes the air intake, the air intake with the air-blower is connected, two the lower extreme of inner side plate is connected, forms the equal wind closed angle.

2. A bladeless fan according to claim 1, wherein: the angle of the air equalizing sharp angle is 70-80 degrees.

3. A bladeless fan according to claim 1, wherein: the air outlet structure comprises a shell and an air outlet channel enclosed by the shell, an air outlet seam is formed on the front end face of the shell and connected with the air outlet channel.

4. A bladeless fan according to claim 1, wherein: still include a housing, the housing suit is in air-out structural.

5. A bladeless fan according to claim 4, wherein: the outer surface of the housing is an arc-shaped surface.

6. A bladeless fan according to claim 3, wherein: inclined guide plates are arranged in two sides of the air outlet channel, and the space of the air outlet channel is gradually reduced from the bottom to the top by the guide plates.

7. A bladeless fan according to claim 6, wherein: the inclination angle of the guide plate is 3-10 degrees.

8. A bladeless fan according to claim 6, wherein: the bottom of guide plate with the inner wall of casing is connected, the top with the central line department of casing is connected.