CN210265227U

CN210265227U - Tower fan

Info

Publication number: CN210265227U
Application number: CN201921004184.3U
Authority: CN
Inventors: 徐余良; 张培德; 张�林; 陈正超; 丁睿; 刘丛昊
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-04-07
Anticipated expiration: 2029-07-01

Abstract

The utility model relates to a tower fan, including casing, first fan, first subassembly and the second fan of shaking. The first fan is arranged on the shell, the transmission part is arranged on the first fan, and the transmission part is driven by the power source of the first shaking head assembly to further drive the first fan to rotate along the first direction. The rotation control of first fan is effectively realized through the cooperation of power supply and driving medium, and the rotation air supply of first direction is followed to the first air outlet of effectively realizing first fan, enlarges the air supply scope of first fan, improves the power of stirring of first fan to the air. Set up the second fan in the casing, the second air outlet of second fan can rotate the air supply in the second direction, further effectively enlarges the air supply area of tower fan. Because the second direction is intersected with the first direction, the stirring force of air can be improved, a three-dimensional air supply effect is formed, circulation effect is formed on indoor air, and the comfort level of an indoor environment is improved.

Description

Tower fan

Technical Field

The utility model relates to a fan technical field especially relates to a tower fan.

Background

At present, the traditional tower fan generally sends out air through a cross flow fan, so that the air supply range is small, the stirring force for indoor air is very limited, the circulation effect on the indoor air cannot be formed, and the comfort degree of the indoor environment is reduced.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a tower fan capable of effectively improving the comfort of indoor air.

A tower fan, comprising:

a housing;

the first fan is arranged on the shell and provided with a first air outlet;

the first rocking head assembly comprises a power source and a transmission piece, the transmission piece is arranged on the first fan, the power source is arranged in the shell, and the power source is used for driving the transmission piece to drive the first fan to rotate along a first direction relative to the shell so as to enable the first air outlet to rotate along the first direction; and

the second fan is arranged in the shell, a second air outlet is formed in the second fan, the second air outlet can rotate along the second direction, and the second direction is intersected with the first direction.

When the tower fan is used, the first fan is arranged on the shell, the transmission part is arranged on the first fan, the transmission part is driven by the power source of the first shaking head assembly, and then the first fan is driven to rotate along the first direction. The rotation control of first fan is effectively realized through the cooperation of power supply and driving medium, and the rotation air supply of first direction is followed to the first air outlet of effectively realizing first fan, enlarges the air supply scope of first fan, improves the power of stirring of first fan to the air. Set up the second fan in the casing, the second air outlet of second fan can rotate the air supply in the second direction, further effectively enlarges the air supply area of tower fan. Because the second direction is intersected with the first direction, the stirring force of air can be improved, a three-dimensional air supply effect is formed, circulation effect is formed on indoor air, and the comfort level of an indoor environment is improved.

In one embodiment, the first fan includes an impeller and a movable wind casing, the impeller is disposed in the movable wind casing, the movable wind casing is disposed on the casing and is rotatable relative to the casing, and the first air outlet is opened in the movable wind casing.

In one embodiment, the transmission part comprises a rack and a gear, the rack is arranged on the outer wall of the movable wind shell and is arranged around the rotating axis of the movable wind shell in an arc shape, the gear is meshed with the rack, and the power source is used for driving the gear to rotate; or

The transmission part comprises a crank and a connecting rod, one end of the connecting rod is hinged to one end of the crank, the other end of the connecting rod is hinged to the movable air shell and has a distance with the rotating axis of the movable air shell, and the power source is used for driving the crank to rotate.

In one embodiment, the wind power generation device further comprises a support, the support is arranged on the shell, and the movable wind shell is connected to the support through the rotating shaft and the rotating hole in a matched mode.

In one embodiment, the bracket comprises two supporting pieces which are arranged at intervals, and two opposite side walls of the movable wind shell are respectively connected with the two supporting pieces through the rotating shaft and the rotating hole in a matched mode.

In one embodiment, the movable air casing is further provided with an air inlet, the first air outlet is located between the two support members, the air inlet faces the support members, air inlet holes are formed in the support members, and the air inlet holes are communicated with the air inlet.

In one embodiment, the first fan further comprises an air outlet grid, and the air outlet grid is arranged at the first air outlet.

In one embodiment, the bracket is integrally formed on the housing.

In one embodiment, the air conditioner further comprises a second oscillating assembly, the second oscillating assembly is arranged on the shell and used for driving the second fan to rotate along the second direction, so that the second air outlet rotates along the second direction.

In one embodiment, the first fan and the second fan are vertically arranged, and the first fan is located above the second fan.

In one embodiment, if the plane in which the second direction is located is set to be at 0 °, the rotation angle of the first fan relative to the housing is between 0 ° and 180 °.

In one embodiment, the first fan is rotated by an angle of 0-90 ° relative to the housing.

In one embodiment, the air conditioner further comprises a base, the shell is arranged on the base, and the second oscillating assembly is used for driving the shell and the second fan to rotate relative to the base along the second direction.

In one embodiment, the first fan is a centrifugal fan and the second fan is a cross-flow fan.

Drawings

FIG. 1 is a partially exploded schematic view of a tower fan in one embodiment;

FIG. 2 is a front view of the tower fan shown in FIG. 1;

figure 3 is a side view of the tower fan shown in figure 1.

Description of reference numerals:

10. the fan comprises a tower fan, 100, a shell, 110, an air outlet, 200, a first fan, 210, an impeller, 220, a movable fan shell, 221, a rotating shaft, 222, an air inlet, 223, a first air outlet, 230, a driving source, 240, an air outlet grid, 300, a first oscillating assembly, 310, a power source, 320, a transmission member, 322, a rack, 324, a gear, 400, a support, 410, a rotating hole, 420, a support member, 422, a support frame, 424, a support framework, 430, an air inlet hole, 500, a base, a first direction, b and a second direction.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" 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. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

Referring to fig. 1 to 3, in an embodiment, the tower fan 10 at least has a large air blowing range, and can form a circulation effect on indoor air, thereby improving comfort of indoor environment. Specifically, the tower fan 10 includes a housing 100, a first fan 200, a first pan assembly 300, and a second fan.

The first fan 200 is disposed on the casing 100, and the first fan 200 is provided with a first air outlet 223. The first moving head assembly 300 includes a power source 310 and a transmission member 320, the transmission member 320 is disposed on the first fan 200, the power source 310 is disposed in the casing 100, and the power source 310 is used for driving the transmission member 320 to drive the first fan 200 to rotate along the first direction a relative to the casing 100, so that the first air outlet 223 rotates along the first direction a. The second fan is disposed in the casing 100, and a second air outlet is formed on the second fan, and the second air outlet can rotate along a second direction b, and the second direction b intersects with the first direction a.

When the tower fan 10 is used, the first fan 200 is disposed on the casing 100, and the transmission member 320 is disposed on the first fan 200, and the transmission member 320 is driven by the power source 310 of the first oscillating assembly 300, so as to drive the first fan 200 to rotate along the first direction a. The rotation control of the first fan 200 is effectively realized through the cooperation of the power source 310 and the transmission member 320, so that the rotation air supply of the first air outlet 223 of the first fan 200 along the first direction a is effectively realized, the air supply range of the first fan 200 is enlarged, and the air stirring power of the first fan 200 is improved. Set up the second fan in casing 100, the second air outlet of second fan can rotate the air supply in second direction b, further effectively enlarges the air supply area of tower fan 10. Because the second direction b is intersected with the first direction a, the stirring force of air can be improved, a three-dimensional air supply effect is formed, circulation effect is formed on indoor air, and the comfort level of an indoor environment is improved.

In this embodiment, the driving member 320 is driven by the power source 310 to drive the first fan 200 to swing along the first direction a, so as to further improve the comfort of the air supply. In other embodiments, the power source 310 may further drive the transmission member 320 to rotate the first fan 200 in the first direction a in a circumferential direction.

In an embodiment, the first fan 200 and the second fan are disposed vertically, and the first fan 200 is located above the second fan, so as to effectively improve the air supply range and improve the air supply comfort.

In the present embodiment, the first air outlet 223 of the first fan 200 can rotate to supply air in the first direction a, which is a rotation direction on a vertical plane. Specifically, the second air outlet can rotate along a second direction b, and the second direction b is a rotation direction on a horizontal plane, and can have horizontal air supply and vertical air supply with a larger amplitude. When first fan 200 and second fan simultaneous working, can realize improving the comfort level of room air to more omnidirectional air supply. Of course, in other embodiments, the first direction a and the second direction b may also be other rotation directions.

Alternatively, the first fan 200 can be rotated upward from the position where the second fan is located. If the plane in the second direction b is set to be at 0 °, the rotation angle of the first fan 200 relative to the casing 100 is between 0 ° and 180 °. And then can effectively reduce the interference of first fan 200 and second fan air supply air current, not only can improve air supply comfort level, the circulating air effect is good, avoids the air current to disturb the noise that produces simultaneously.

Specifically, the first fan 200 is rotated at an angle of 0 to 90 with respect to the housing 100. And then the air supply efficiency of the first fan 200 can be effectively improved.

In this embodiment, the first fan 200 is a centrifugal fan. The second fan is a crossflow fan. The cross-flow fan rotates to supply air in the second direction b, and the centrifugal fan rotates to supply air in the first direction a. In other embodiments, the first fan 200 may also be an axial fan as long as the air supply can be rotated in the first direction a. The second fan may be an axial flow fan or other fan as long as it can rotate in the second direction b to blow air.

In one embodiment, the first fan 200 includes an impeller 210 and a movable wind casing 220, the impeller 210 is disposed in the movable wind casing 220, the movable wind casing 220 is disposed on the casing 100 and can rotate relative to the casing 100, and the first wind outlet 223 is opened on the movable wind casing 220. The impeller 210 can be effectively installed and accommodated by the movable wind shell 220, and the rotation control of the first fan 200 relative to the casing 100 is conveniently realized by the movable wind shell 220.

Specifically, the first fan 200 further includes a driving source 230, and the driving source 230 is disposed on the movable fan housing 220 and is capable of driving the impeller 210 to rotate. The rotation of the impeller 210 is effectively achieved by the driving source 230. Further, the driving source 230 is a motor.

In one embodiment, the tower fan 10 further includes a bracket 400, the bracket 400 is disposed on the casing 100, and the movable wind shell 220 is connected to the bracket 400 through the rotation shaft and the rotation hole. The bracket 400 is arranged on the casing 100 to facilitate the installation of the first fan 200, and a mounting platform is provided for the installation of the first fan 200.

In this embodiment, the rotating shaft 221 is disposed on an outer wall of the movable wind shell 220, the bracket 400 is provided with a rotating hole 410, and the rotating shaft 221 penetrates through the rotating hole 410 to realize rotation of the movable wind shell 220 relative to the bracket 400. Specifically, the rotating shaft 221 may be integrally formed on the outer wall of the movable wind shell 220. Alternatively, the rotating shaft 221 may be fixed to the outer wall of the movable wind shell 220 by welding, gluing, or the like.

In another embodiment, a rotation hole is formed on an outer wall of the movable wind casing 220, and a rotation shaft is formed on one side of the bracket 400 facing the movable wind casing 220 and penetrates through the rotation hole.

In the present embodiment, the bracket 400 is integrally formed on the casing 100, so as to further improve the stability of the first fan 200 disposed on the casing 100, and effectively reduce the assembly time of the tower fan 10. In other embodiments, the bracket 400 may be detachably mounted on the housing 100, so as to facilitate the mounting and dismounting of the first fan 200 on the bracket 400. Or the bracket 400 is also fixedly mounted directly to the housing 100.

In an embodiment, the bracket 400 includes two supporting members 420 disposed at an interval, and two opposite sides of the movable wind shell 220 are respectively connected to the two supporting members 420 through the rotating shaft 221 and the rotating hole 410. Interference with the rotation of the first fan 200 can be avoided by the two supports 420 disposed at an interval, so that the movable cowl 220 effectively rotates between the two supports 420.

Specifically, the movable air casing 220 is further provided with an air inlet 222, the first air outlet 223 is located between the two supporting members 420, the air inlet 222 faces the supporting members 420, an air inlet hole 430 is formed in the supporting members 420, and the air inlet hole 430 is communicated with the air inlet 222. When the movable wind shell 220 rotates relative to the supporting member 420, the position of the wind inlet 222 relative to the supporting member 420 does not change, and only the wind inlet rotates along with the movable wind shell 220, so that the ventilation performance of the first fan 200 is not affected, and the ventilation effect of the first fan 200 is effectively ensured.

Further, the supporting member 420 includes a supporting frame 422 and a supporting frame 424, the supporting frame 424 is disposed in the supporting frame 422, and the supporting frame 422 is disposed on the casing 100. Wherein the air inlet openings 430 are formed by the voids in the support armature 424. The movable wind shell 220 is disposed on the supporting frame 424 and located between the two supporting frames 422. The support of the movable air casing 220 can be effectively enhanced through the support framework 424, and the air inlet holes 430 are formed by gaps on the support framework 424, so that the air inlet holes 430 are prevented from being independently formed.

Optionally, the first fan 200 further includes an air outlet grill 240, and the air outlet grill 240 is disposed at the first air outlet 223. The air outlet grid 240 can prevent impurities from entering the movable air casing 220 and affecting the rotation of the impeller 210.

In this embodiment, the transmission member 320 of the first moving head assembly 300 comprises a rack 322 and a gear 324, the rack 322 is disposed on the outer wall of the movable wind shell 220 and is disposed around the rotation axis of the movable wind shell 220 in a circular arc shape, the gear 324 is engaged with the rack 322, and the power source 310 is used for driving the gear 324 to rotate. The rotation of the movable wind shell 220 is effectively realized through the matching of the gear 324 and the rack 322. Wherein, the rotation axis is the axis of the rotating shaft.

Specifically, the rack 322 is disposed on the side wall of the movable wind shell 220 where the wind inlet 222 is opened. Of course, in other embodiments, the rack 322 may also be disposed on the sidewall of the movable wind shell 220 where the first wind outlet 223 is formed. As long as the engagement of the gear 324 with the rack 322 can be conveniently achieved.

Optionally, the rack 322 is arc-shaped and is disposed around the rotation axis of the movable wind shell 220, wherein the central angle of the arc-shaped rack 322 is greater than or equal to the maximum rotation angle of the movable wind shell 220, so that the movable wind shell 220 can be effectively rotated. For example, the central angle of the circular arc-shaped rack 322 is greater than 90 °, but may be greater than or equal to 90 °.

In another embodiment, the driving member 320 includes a crank and a connecting rod, one end of the connecting rod is hinged to one end of the crank, the other end of the connecting rod is hinged to the movable wind shell 220 and has a distance from the rotation axis of the movable wind shell 220, and the power source 310 is used for driving the crank to rotate. Since the other end of the connecting rod has a distance from the rotation axis of the movable wind shell 220, the distance between the other end of the connecting rod and the rotation axis can be understood as a rocker, thereby forming a four-bar mechanism. The crank rotates to drive the movable wind shell 220 to swing relative to the rotation axis through the connecting rod, and rotation control of the movable wind shell 220 is achieved.

Specifically, the other end of the connecting rod may be disposed on the outer wall or the sidewall of the movable wind shell 220, and the crank and the connecting rod may be disposed in the casing 100, thereby making the structure of the tower fan 10 tidier.

In the present embodiment, the power source 310 is a motor. Of course, in other embodiments the first moving head assembly 300 may also omit the transmission member 320, the power source 310 directly driving the movable wind shell 220 to rotate.

In an embodiment, the tower fan 10 further includes a second shaking head assembly, the second shaking head assembly is disposed on the casing 100, and the second shaking head assembly is configured to drive the second fan to rotate along the second direction b, so that the second air outlet of the second fan rotates along the second direction b. The air supply scope of the second fan can be effectively enlarged through the second oscillating assembly, when the first fan 200 and the second fan work simultaneously, all-round air supply to the surrounding space can be realized, the circulation effect of indoor air is effectively improved, and the comfort level of the indoor air is further improved.

In one embodiment, the second oscillating assembly may be a gear transmission mechanism, and the gear transmission mechanism realizes rotation of the second fan. Of course, the second oscillating assembly can also be a belt transmission mechanism or other structures capable of realizing rotation control as long as the rotation control of the second fan can be effectively realized,

of course, in the actual use process, the second fan may be driven to rotate only by the second oscillating assembly, or the first fan 200 may be driven to rotate only by the first oscillating assembly 300, or the first oscillating assembly 300 may drive the first fan 200 to rotate, and the second oscillating assembly may drive the second fan to rotate at the same time.

In an embodiment, the housing 100 has an air outlet 110, and the second air outlet of the second fan can be communicated with the air outlet 110, so that the second fan can send out the air through the air outlet 110.

In one embodiment, the tower fan 10 further comprises a base 500, the casing 100 is disposed on the base 500, and the first moving head assembly 300 is disposed on the base 500. The base 500 effectively supports the casing 100, and thus the first fan 200 and the second fan on the casing 100.

Optionally, the second subassembly of shaking the head is used for driving casing 100 and the second fan rotate for base 500 simultaneously, and then at second fan pivoted in-process, and first fan 200 follows the second fan and rotates, effectively improves the dynamics of stirring and the stirring scope to the air, and then further improves the comfort level of indoor air supply.

In another embodiment, the second oscillating assembly can drive the second fan to rotate relative to the housing 100, and further the first fan 200 cannot rotate along with the second fan during the rotation of the second fan.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A tower fan (10), comprising:

a housing (100);

the first fan (200) is arranged on the shell (100), and a first air outlet (223) is formed in the first fan (200);

the first oscillating head assembly (300) comprises a power source (310) and a transmission part (320), the transmission part (320) is arranged on the first fan (200), the power source (310) is arranged in the shell (100), and the power source (310) is used for driving the transmission part (320) to drive the first fan (200) to rotate along a first direction (a) relative to the shell (100) so as to enable the first air outlet (223) to rotate along the first direction (a); and

the second fan is arranged in the shell (100), a second air outlet is formed in the second fan and can rotate along a second direction (b), and the second direction (b) is intersected with the first direction (a).

2. The tower fan (10) of claim 1, wherein the first fan (200) comprises an impeller (210) and a movable fan housing (220), the impeller (210) is disposed in the movable fan housing (220), the movable fan housing (220) is disposed on the casing (100) and rotatable relative to the casing (100), and the first air outlet (223) is opened on the movable fan housing (220).

3. The tower fan (10) according to claim 2, wherein the transmission member (320) comprises a rack (322) and a gear (324), the rack (322) is disposed on the outer wall of the movable wind shell (220) and is arranged around the rotation axis of the movable wind shell (220) in a circular arc shape, the gear (324) is engaged with the rack (322), and the power source (310) is used for driving the gear (324) to rotate; or

The transmission piece (320) comprises a crank and a connecting rod, one end of the connecting rod is hinged to one end of the crank, the other end of the connecting rod is hinged to the movable air shell (220) and has a distance with the rotating axis of the movable air shell (220), and the power source (310) is used for driving the crank to rotate.

4. The tower fan (10) of claim 2 further comprising a bracket (400), wherein the bracket (400) is disposed on the casing (100), and the movable wind shell (220) is connected to the bracket (400) by a rotation shaft (221) and a rotation hole (410) in a matching manner.

5. The tower fan (10) according to claim 4, wherein the bracket (400) comprises two supporting members (420) disposed at an opposite interval, and two opposite side walls of the movable wind shell (220) are respectively connected with the two supporting members (420) and the rotating hole (410) through the rotating shaft (221) in a matching manner.

6. The tower fan (10) according to claim 5, wherein the movable wind housing (220) further has a wind inlet (222), the first wind outlet (223) is located between two supporting members (420), the wind inlet (222) faces the supporting members (420), a wind inlet hole (430) is formed on the supporting members (420), and the wind inlet hole (430) is communicated with the wind inlet (222).

7. The tower fan (10) of claim 6, wherein the first fan (200) further comprises an air outlet grill (240), the air outlet grill (240) being disposed at the first air outlet (223).

8. The tower fan (10) of claim 4 wherein the bracket (400) is integrally formed on the housing (100).

9. Tower fan (10) according to any of the claims 1-8, further comprising a second oscillating assembly arranged on the housing (100) for driving the second fan in rotation in the second direction (b) for rotating the second outlet in the second direction (b).

10. The tower fan (10) of claim 9, wherein the first fan (200) and the second fan are vertically disposed one above the other, and the first fan (200) is located above the second fan.

11. Tower fan (10) according to claim 10, characterised in that the angle of rotation of the first fan (200) relative to the casing (100) is between 0 ° and 180 ° if the second direction (b) is in a plane of 0 °.

12. Tower fan (10) according to claim 11, characterised in that the angle of rotation of the first fan (200) relative to the casing (100) is between 0 ° -90 °.

13. Tower fan (10) according to claim 9, further comprising a base (500), said housing (100) being arranged on said base (500), said second moving head assembly being adapted to drive said housing (100) and said second fan simultaneously in rotation in said second direction (b) relative to said base (500).

14. Tower fan (10) according to any of the claims 1-8, characterised in that the first fan (200) is a centrifugal fan and the second fan is a cross-flow fan.