CN214499552U

CN214499552U - Multi-air-outlet bladeless fan

Info

Publication number: CN214499552U
Application number: CN202022588290.XU
Authority: CN
Inventors: 蔡正富
Original assignee: Airmate Electric Jiujiang Co ltd
Current assignee: Airmate Electric Jiujiang Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-10-26
Anticipated expiration: 2030-11-10

Abstract

The utility model relates to an electric fan technical field, concretely relates to many air channels bladeless fan, including fan housing, set up the control system in fan housing and the blower system who is connected with control system, still include the middle wind channel that is linked together with blower system and the rotating part who is connected with control system, the both sides in middle wind channel are provided with the side wind channel respectively, and rotating part and side wind channel are connected and are closed and expand as the center with the middle wind channel of drive side wind channel use, the utility model discloses a side wind channel can reach the wind effect of gathering when gathering together to middle wind channel and receive, increase actual air supply distance, can increase the air supply area when the side wind channel uses middle wind channel to expand as the center, and the receipts in side wind channel are closed and are expanded and can reach different effects, satisfy user's demand, improve user experience.

Description

Multi-air-outlet bladeless fan

Technical Field

The utility model relates to an electric fan technical field, concretely relates to many air outlet duct bladeless fan.

Background

The electric fan is an electric appliance which is beneficial to a motor to drive fan blades to rotate so as to accelerate the circulation of air, and is mainly used for cooling, relieving summer heat and circulating air. The electric fan mainly comprises a driving motor, fan blades, a protective net cover, a control device and the like. As society continues to advance, human needs are changing, and various categories of electric fans are derived. The traditional fans are classified according to the types of use, such as ceiling fans, table fans, floor fans, ventilation fans, air conditioning fans, tower fans, bladeless fans and the like. Bladeless fans are one of the fan classes that are emerging today. The bladeless fan changes the traditional image in the impression of people, and the traditional fan blades are hidden inside the fan body intuitively, but the function of the bladeless fan is not different from that of the traditional fan, the bladeless fan is more concise, attractive and more exquisite in appearance and function, the personalized pursuit is shown, the grade is improved invisibly, and the development trend of the whole electric fan industry is indicated.

The bladeless fan on the market at present has simpler functions, and generally has only one or two air outlet channels; generally, such bladeless fans have the defects of single air supply direction, small air supply area, small air supply volume and short air supply distance, the air supply effect is far inferior to the experience of the traditional fan which brings extra-large air volume and extra-large air supply area to users, and the experience brought to actual users is not comfortable enough. The existing bladeless fan cannot meet the requirements in actual life, and a bladeless fan with multiple air outlet channels, adjustable air supply angle and large air supply amount and capable of realizing point-to-face air supply is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the defect and not enough that prior art handled, provide a many air outlet duct bladeless fan.

In order to achieve the above object, the utility model discloses the technical scheme who takes is a many air outlet duct bladeless fan, including fan housing, set up in control system in the fan housing and with the blower system that control system connects, still include with the middle wind channel that blower system is linked together and with the rotating part that control system connects, the both sides in middle wind channel are provided with the side wind channel respectively, rotating part with the side wind channel is connected with the drive the side wind channel with middle wind channel is closed as the center and is closed and expand.

The rotatable part includes driving gear, driven rack board, driven gear and with the first drive division that the driving gear is connected, two outsides of driven rack board respectively be provided with relatively with driven gear engaged's first rack, the inboard of driven rack board be provided with the parallel second rack of first rack, the second rack with the driving gear meshing, be provided with on the side wind channel with the rolling bearing that driven gear is connected, the drive of first drive division the driving gear rotates and through the interlock driven rack board, driven gear are in order to drive side wind channel rotates.

The rotating part is characterized by further comprising a connecting plate used for installing the driving gear and the first driving part, the driving gear is located below the first driving part, the connecting plate is arranged above the driven rack plate and the driven gear, and the driving gear and the first driving part are arranged in the center of the connecting plate and located above the driven rack plate.

The rotating part further comprises an angle control assembly, and the angle control assembly comprises a Hall sensing plate and a magnet arranged on the driven rack plate.

The blower system comprises a filter screen assembly, a wind drum assembly and a second driving portion, wherein the filter screen assembly is arranged at the position of the fan shell.

The filter screen subassembly is including the filter screen shell, primary filter screen and the compound filter screen that set gradually, the compound filter screen includes HEPA filter screen, silver ion and active carbon particle, the filter screen shell set up in fan housing department, the filter screen subassembly ring is located the outside of windy drum subassembly.

The air drum assembly comprises a volute, an air blower arranged in the volute and a second driving portion connected with the air blower, and the middle air duct and the side air ducts are communicated with the volute.

The utility model has the advantages that:

the utility model provides a many air outlet duct bladeless fan uses middle wind channel to close and expand as the center through rotating part drive side wind channel, and the side wind channel can reach the effect of gathering wind when gathering together to middle wind channel, increases the actual air supply distance, and the side wind channel can increase the air supply area when using middle wind channel to expand as the center, and the receipts in side wind channel are closed and are expanded and can reach different effects, satisfy user's demand, improve user experience.

Drawings

Fig. 1 is a partially exploded view of a bladeless fan with multiple air outlets according to the present invention;

FIG. 2 is an enlarged view of portion 4 of FIG. 1;

fig. 3 is a vertical cross-sectional view of the bladeless fan with multiple air outlet channels according to the present invention;

fig. 4 is a transverse sectional view of the bladeless fan with multiple air outlet channels according to the present invention;

fig. 5 is a gear engagement diagram of a rotating component of a bladeless fan with multiple air outlet channels according to the present invention;

fig. 6 is a development state of a side air duct of the bladeless fan with multiple air outlet ducts of the present invention;

fig. 7 shows a side air duct of the bladeless fan with multiple air outlet ducts of the present invention in a folded state.

Detailed Description

The invention will be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and only schematically illustrate the basic structure of the invention, and the direction of the present embodiment is based on the direction of fig. 1.

As shown in fig. 1, 4, 6, and 7, the bladeless fan with multiple air outlets includes a fan housing 1, a control system disposed in the fan housing 1, an air blowing system 5 connected to the control system, a middle air channel 2 communicated with the air blowing system 5, and a rotating member 4 connected to the control system, wherein two sides of the middle air channel 2 are respectively provided with a side air channel 3, and the rotating member 4 is connected to the side air channels 3 to drive the side air channels 3 to be folded and unfolded around the middle air channel 2. Two sides of the middle air duct 2 are respectively provided with at least one side air duct 3, and two, three or even a plurality of side air ducts 3 can be respectively arranged on two sides of the middle air duct 2. The number of the side air ducts 3 is not limited. Fig. 1 and 4 show the initial state of the side duct 3, fig. 6 shows the side duct 3 in an expanded state with the middle duct 2 as the middle, and fig. 7 shows the side duct 3 in a collapsed state with the middle duct 2 as the middle.

The utility model discloses a rotating part 4 drive side wind channel 3 uses middle wind channel 2 to close and expand as the center. As shown in fig. 7, when the side air ducts 3 converge and retract towards the middle air duct 2, the air-gathering effect can be achieved, and the actual air supply distance is increased; as shown in fig. 6, the air blowing area can be increased when the side duct 3 is expanded around the middle duct 2. The folding and unfolding of the side air duct 3 can achieve different effects, so that the requirements of users are met, and the user experience is improved.

As shown in fig. 2 and 5, the rotating member 4 includes a driving gear 41, a driven rack plate 42, a driven gear 43, and a first driving portion 44 connected to the driving gear 41, wherein first racks 46 engaged with the driven gear 43 are respectively and oppositely disposed on both outer sides of the driven rack plate 42, a second rack 47 parallel to the first racks 46 is disposed on the inner side of the driven rack plate 42, the second rack 47 is engaged with the driving gear 41, a rotating bearing connected to the driven gear 43 is disposed on the side air duct 3, and the first driving portion 44 drives the driving gear 41 to rotate and drives the side air duct 3 to rotate by interlocking the driven rack plate 42 and the driven gear 43. The first driving unit 44 is connected to the control system. The first driving portion 44 drives the pinion gear 41 located therebelow to rotate, and the driven gear 43 connected to the rotary bearing of the side duct 3 is rotated by reciprocating the driven rack plate 42 engaged with the pinion gear 41, so that the side ducts 3 located at both sides of the middle duct 2 can be rotated clockwise and counterclockwise, respectively, that is, folded and unfolded centering on the middle duct 2.

The rotating member 4 further includes a connecting plate 45 for mounting the driving gear 41 and the first driving portion 44, the driving gear 41 is located below the first driving portion 44, the connecting plate 45 is disposed above the driven rack plate 42 and the driven gear 43, and the driving gear 41 and the first driving portion 44 are disposed in the center of the connecting plate 45 and located above the driven rack plate 42. The connecting plate 45 thus raises the pinion gear 41 and the first driving portion 44 so as not to interfere with the reciprocating movement of the driven rack plate 42.

Rotating member 4 also includes an angle control assembly that includes a hall sensing plate 48 and a magnet disposed on driven rack plate 42. The hall sensor plate 48 is connected to the first driving portion 44, and the hall sensor plate 48 performs signal sensing control by sensing the magnet on the driven rack plate 42, thereby controlling the swing speed and angle of the side air duct 3. When the magnet coincides with the hall sensor plate 48, the side duct 3 returns to the initial position.

As shown in fig. 3, the blower system 5 includes a screen assembly provided at the fan housing 1, a wind drum assembly, and a second driving part 56. The second driving part 56 is connected with the control system, so that dust particles in the air can be isolated in a multi-layer filtering mode, components in the fan can be protected, and the air blown out by the fan can be cleaner and fresher.

The filter screen subassembly is including the filter screen shell 51, the primary filter screen 52 and the compound filter screen 53 that set gradually, and compound filter screen 53 includes HEPA filter screen, silver ion and active carbon particle, and filter screen shell 51 sets up in fan housing 1 department, and the outside of air-blast subassembly is located to the filter screen subassembly ring.

The air drum assembly includes a volute 54, a blower 55 disposed in the volute 54, and a second driving part 56 connected to the blower 55, and the middle duct 2 and the side ducts 3 communicate with the volute 54. The second driving portion 56 drives the blower 55 to generate wind in the scroll 54 to blow the wind to the middle duct 2 and the side duct 3. The blower 55 may be a cross flow fan, a turbo fan, or an axial flow fan.

The fan further comprises a third driving part, the third driving part is arranged at the bottom of the fan and used for driving the fan to rotate clockwise and anticlockwise integrally, and therefore the air supply area can be increased.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. 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 no leaf fan in many wind channels, includes fan housing (1), sets up in control system in fan housing (1) and with blower system (5) that control system is connected, its characterized in that: the air blowing device is characterized by further comprising a middle air duct (2) communicated with the air blowing system (5) and a rotating part (4) connected with the control system, wherein side air ducts (3) are respectively arranged on two sides of the middle air duct (2), and the rotating part (4) is connected with the side air ducts (3) to drive the side air ducts (3) to be folded and unfolded by taking the middle air duct (2) as a center.

2. The bladeless fan with multiple air outlet channels of claim 1, wherein: rotating member (4) include driving gear (41), driven rack board (42), driven gear (43) and with first drive division (44) that driving gear (41) are connected, two outsides of driven rack board (42) be provided with respectively relatively with first rack (46) of driven gear (43) meshing, the inboard of driven rack board (42) be provided with second rack (47) that first rack (46) are parallel, second rack (47) with driving gear (41) meshing, be provided with on side wind channel (3) with the rolling bearing that driven gear (43) are connected, first drive division (44) drive driving gear (41) rotate and through the interlock driven rack board (42), driven gear (43) are in order to drive side wind channel (3) rotate.

3. The bladeless fan with multiple air outlet channels of claim 2, wherein: the rotating part (4) further comprises a connecting plate (45) used for installing the driving gear (41) and the first driving part (44), the driving gear (41) is located below the first driving part (44), the connecting plate (45) is arranged above the driven rack plate (42) and the driven gear (43), and the driving gear (41) and the first driving part (44) are arranged in the center of the connecting plate (45) and located above the driven rack plate (42).

4. The bladeless fan with multiple air outlet channels of claim 3, wherein: the rotating part (4) further comprises an angle control assembly, and the angle control assembly comprises a Hall sensing plate (48) and a magnet arranged on the driven rack plate (42).

5. The bladeless fan with multiple air outlet channels of claim 4, wherein: the air blowing system (5) comprises a filter screen assembly, an air blowing assembly and a second driving portion (56), wherein the filter screen assembly is arranged at the position of the fan shell (1).

6. The bladeless fan with multiple air outlet channels of claim 5, wherein: the filter screen subassembly is including filter screen shell (51), primary filter screen (52) and compound filter screen (53) that set gradually, filter screen shell (51) set up in fan housing (1) department, the filter screen subassembly ring is located the outside of windy drum subassembly.

7. The bladeless fan with multiple air outlet channels of claim 6, wherein: the air drum assembly comprises a volute (54), a blower (55) arranged in the volute (54) and a second driving portion (56) connected with the blower (55), and the middle air duct (2) and the side air ducts (3) are communicated with the volute (54).