阅读说明：本技术 具有摆风结构的风扇 (Fan with air swinging structure ) 是由 宋振明 于 2018-10-20 设计创作，主要内容包括：本发明涉及一种具有摆风结构的风扇,包括壳体,该壳体上部设有中央通孔,围绕该中央通孔设置有环形出风口,该环形出风口与风扇的风道连通,在该环形出风口内,设置有借助驱动机构驱动的至少一个摆风环。与现有技术相比,本发明结构简单,运行省力。(The invention relates to a fan with a wind swinging structure, which comprises a shell, wherein the upper part of the shell is provided with a central through hole, an annular air outlet is arranged around the central through hole and is communicated with an air channel of the fan, and at least one wind swinging ring driven by a driving mechanism is arranged in the annular air outlet. Compared with the prior art, the invention has simple structure and labor-saving operation.)

1. The utility model provides a fan with pendulum wind structure, includes the casing, and this casing upper portion is equipped with central through-hole, is provided with annular air outlet around this central through-hole, and this annular air outlet communicates its characterized in that with the wind channel of fan: at least one air swinging ring driven by a driving mechanism is arranged in the annular air outlet.

2. the fan with a wind swinging structure as claimed in claim 1, wherein: the number of the air swinging rings is two, one air swinging ring swings in the left-right direction, and the other air swinging ring swings in the up-down direction.

3. The fan with a wind swinging structure as claimed in claim 1, wherein: the front end of the annular air outlet is provided with a swinging air ring bracket, a left swinging air ring, a right swinging air ring and an upper swinging air ring;

The air swinging ring support is fixed on a front shell of the fan;

The left and right air swinging rings are arranged in the air swinging ring support, vertical shafts are coaxially arranged at the upper end and the lower end of the left and right air swinging rings, the left and right air swinging rings are rotatably connected with the air swinging ring support through the vertical shafts, and the left and right air swinging rings swing left and right around the vertical shafts under the driving of the driving mechanism;

The upper and lower swing wind rings are arranged in the left and right swing wind rings, the left and right sides of the upper and lower swing wind rings are coaxially provided with a cross shaft, and the upper and lower swing wind rings are rotatably connected with the left and right swing wind rings through the cross shaft.

4. The fan with a wind swinging structure as claimed in claim 1, wherein: the driving mechanism comprises a motor, an eccentric wheel and a connecting rod, the eccentric wheel is eccentrically installed on an output shaft of the motor, one end of the connecting rod is fixedly connected with a shaft of the air swinging ring, and the other end of the connecting rod is in sliding connection with the peripheral surface of the eccentric wheel.

5. The fan with a wind swinging structure according to claim 4, wherein: the eccentric wheel is formed by first half wheel and the lock of second half wheel, be provided with axle sleeve and round pin axle on the first half wheel, the second half wheel corresponds axle sleeve and round pin axle respectively and is provided with shaft hole and pinhole, the axle sleeve passes the shaft hole and cup joints with the output shaft of motor, round pin axle and pinhole joint.

6. The fan with a wind swinging structure according to claim 4, wherein: the inner ring of the annular air outlet is provided with a decorative ring, the decorative ring is fixed on the rear shell of the fan, and the motor is fixed on the decorative ring.

7. The fan with a wind swinging structure according to claim 3, wherein: the inner ring, the left and right air swinging rings and the upper and lower air swinging rings of the air swinging ring support are arc-shaped in the axial direction.

8. The fan with a wind swinging structure according to claim 3, wherein: the inner sides of the upper and lower swinging air rings are provided with a plurality of air guide sheets.

9. the fan with a wind swinging structure as claimed in claim 1, wherein: the air duct assembly of the fan comprises a fan cover, the upper part of the fan cover is provided with a ring cover which is nested with the central through hole at the upper part of the shell and extends inwards along the axial direction, an air duct is formed between the ring cover and the vertical wall outside the fan cover, and the lower part of the fan cover contains a wind wheel.

10. The fan with a wind swinging structure according to any one of claims 1 to 9, wherein: the water tank is arranged at the lower part in the shell, the water curtain is arranged above the water tank, the submersible pump is arranged in the water tank, and the submersible pump pumps water in the water tank to the position above the water curtain.

Technical Field

The invention relates to the technical field of fans, in particular to a fan structure with an annular air outlet.

Background

With the development of fan technology, various fans appear in the prior art, and a fan with an annular air outlet, such as a bladeless fan, is a novel fan and is popular among consumers. The existing fan with the annular air outlet is generally used for swinging air by rotating a fan body, and the existing fan is complex in structure and labor-consuming in operation.

Disclosure of Invention

the invention aims to solve the technical problem that aiming at the defects in the prior art, the fan with the air swinging structure is simple in structure and labor-saving in operation.

The technical scheme adopted by the invention for solving the technical problems is as follows:

The utility model provides a fan with pendulum wind structure, includes the casing, and this casing upper portion is equipped with central through-hole, is provided with annular air outlet around this central through-hole, and this annular air outlet communicates with the wind channel of fan, in this annular air outlet, is provided with at least one pendulum wind ring with the help of actuating mechanism driven.

further:

The number of the air swinging rings is two, one air swinging ring swings in the left-right direction, and the other air swinging ring swings in the up-down direction.

The front end of the annular air outlet is provided with a swinging air ring bracket, a left swinging air ring, a right swinging air ring and an upper swinging air ring; the air swinging ring support is fixed on a front shell of the fan; the left and right air swinging rings are arranged in the air swinging ring support, vertical shafts are coaxially arranged at the upper end and the lower end of the left and right air swinging rings, the left and right air swinging rings are rotatably connected with the air swinging ring support through the vertical shafts, and the left and right air swinging rings swing left and right around the vertical shafts under the driving of the driving mechanism; the upper and lower swing wind rings are arranged in the left and right swing wind rings, the left and right sides of the upper and lower swing wind rings are coaxially provided with a cross shaft, and the upper and lower swing wind rings are rotatably connected with the left and right swing wind rings through the cross shaft.

the driving mechanism comprises a motor, an eccentric wheel and a connecting rod, the eccentric wheel is eccentrically installed on an output shaft of the motor, one end of the connecting rod is fixedly connected with a shaft of the air swinging ring, and the other end of the connecting rod is in sliding connection with the peripheral surface of the eccentric wheel.

The eccentric wheel is formed by first half wheel and the lock of second half wheel, be provided with axle sleeve and round pin axle on the first half wheel, the second half wheel corresponds axle sleeve and round pin axle respectively and is provided with shaft hole and pinhole, the axle sleeve passes the shaft hole and cup joints with the output shaft of motor, round pin axle and pinhole joint.

The inner ring of the annular air outlet is provided with a decorative ring, the decorative ring is fixed on the rear shell of the fan, and the motor is fixed on the decorative ring.

The inner ring, the left and right air swinging rings and the upper and lower air swinging rings of the air swinging ring support are arc-shaped in the axial direction.

The inner sides of the upper and lower swinging air rings are provided with a plurality of air guide sheets.

The air duct assembly of the fan comprises a fan cover, the upper part of the fan cover is provided with a ring cover which is nested with the central through hole at the upper part of the shell and extends along the axial direction, an air duct is formed between the ring cover and the flange outside the fan cover, and the lower part of the fan cover contains a wind wheel.

The water tank is arranged at the lower part in the shell, the water curtain is arranged above the water tank, the submersible pump is arranged in the water tank, and the submersible pump pumps water in the water tank to the position above the water curtain.

the invention realizes the air swinging by driving the air swinging ring to replace the driving fan body in the prior art, and compared with the prior art, the invention has simple structure and labor-saving operation.

And when having the pendulum wind ring about simultaneously and pendulum wind ring from top to bottom, have the pendulum wind of two degrees of freedom of a motor simultaneous drive, the structure is ingenious, and user experience is good.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below. Throughout the drawings, similar devices or portions are generally identified by similar reference numerals. In the drawings, the various devices or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of an air outlet structure of a fan with a wind swinging structure according to an embodiment of the present invention;

FIG. 2 is a rear view of FIG. 1;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is a cross-sectional view B-B of FIG. 3;

FIG. 5 is a schematic structural diagram of a fan according to an embodiment of the present invention;

FIG. 6 is an exploded view of a pendulum wind structure of an embodiment of a fan having a pendulum wind structure according to an embodiment of the present invention;

FIG. 7 is an exploded view of the fan with a fan swing structure according to an embodiment of the present invention;

Fig. 8 is an exploded view of the water tank of the fan with a wind swinging structure according to the embodiment of the present invention.

In the drawings, 1 denotes an annular air outlet; 2 represents a decoration ring; 3 denotes a pendulum wind ring support; 4 represents a left and right pendulum wind ring; 41 denotes a vertical axis; 5 represents an upper and lower pendulum wind ring; 51 denotes the horizontal axis; 511 denotes a rivet; 512 denotes a shaft cap; 513 denotes a grommet; 52 denotes a wind guide plate; 6 denotes a drive mechanism; 61 denotes a motor; 62 denotes an eccentric wheel; 621 represents a first half round; 622, the second half-wheel; 623 a shaft sleeve; 624 denotes a pin; 625 denotes a shaft hole; 626 pin holes; 63 denotes a connecting rod; 631 denotes a chute; 71 denotes a rear case; 72 denotes a front case, 73 denotes a central through hole; 8 denotes an air duct assembly; 81 denotes a wind cover; 82 denotes a ring cover; 83 denotes a fan cover vertical wall; 84 denotes a fan; 85 denotes a wind wheel; 86 denotes an air inlet, 87 denotes a fan mount; 91 denotes a water tank; and 92 denotes a water curtain.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the patent is not limited thereby.

A fan with a wind swinging structure is disclosed, as shown in fig. 1 to 8, comprising a housing, wherein the housing comprises a front housing 72 and a rear housing 71, a central through hole 73 is arranged at the upper part of the housing, an annular air outlet 1 is arranged around the central through hole 73, the annular air outlet is communicated with an air channel of the fan, and at least one wind swinging ring driven by a driving mechanism is arranged in the annular air outlet. The number of the air swinging rings can be two, one air swinging ring swings in the left-right direction, and the other air swinging ring swings in the up-down direction.

fig. 1-6 show a case with two air swinging rings, the inner ring of the annular air outlet 1 is provided with a decorative ring 2, the decorative ring 2 is fixed on the rear shell 71 of the fan, and the front end of the outer ring of the annular air outlet 1 is provided with an air swinging ring support 3, a left air swinging ring 4, a right air swinging ring 4 and an up air swinging ring 5.

the swing ring support 3 is fixed on a front shell 72 of the fan, the left and right swing rings 4 are arranged in the swing ring support 3, vertical shafts 41 are coaxially arranged at the upper end and the lower end of the left and right swing rings 4, the left and right swing rings 4 are rotatably connected with the swing ring support 3 through the vertical shafts 41, and the left and right swing rings 4 swing left and right around the vertical shafts 41 under the driving of a driving mechanism 6.

In some embodiments, as shown in fig. 3, the driving mechanism 6 includes a motor 61, an eccentric wheel 62 and a connecting rod 63, the motor 61 may be a stepping motor, the motor 61 is fixed on the decorative ring 2, the eccentric wheel 62 is eccentrically installed on an output shaft of the stepping motor 61, one end of the connecting rod 63 is fixedly connected with a vertical shaft 41, the other end of the connecting rod 63 is provided with a sliding slot 631 or the outer peripheral surface of the eccentric wheel is provided with a sliding slot, and the outer peripheral surface of the eccentric wheel 62 is slidably connected with two side surfaces of the sliding slot 631. When the stepping motor 61 drives the eccentric wheel 62 to rotate, the eccentric wheel 62 drives the connecting rod 63 to swing left and right, and further drives the left and right air swinging rings 4 to swing left and right. In some embodiments, the eccentric wheel 62 is formed by fastening a first half wheel 621 and a second half wheel 622, the first half wheel 621 is provided with a shaft sleeve 623 and a pin 624, the second half wheel 622 is provided with a shaft hole 625 and a pin hole 626 corresponding to the shaft sleeve 623 and the pin 624, respectively, the shaft sleeve 623 penetrates through the shaft hole 625 and is sleeved with the output shaft of the stepping motor 61, and the pin 624 is fastened with the pin hole 626, so that the connecting rod 63 and the eccentric wheel 62 can be conveniently mounted.

as shown in fig. 1 and 6, the vertical pendulum wind ring 5 is provided in the left and right pendulum wind ring 4. As shown in fig. 4, the horizontal shafts 51 are coaxially provided on both left and right sides of the vertical pendulum wind ring 5, and the vertical pendulum wind ring 5 is rotatably connected to the left and right pendulum wind rings 4 via the horizontal shafts 51. Specifically, the cross shaft 51 comprises a rivet 511 and a shaft cap 512, the rivet 511 sequentially penetrates through the upper and lower air swinging rings 5 and the left and right air swinging rings 4 and then is sleeved with the shaft cap 512, so that the assembly and disassembly are convenient, a backing ring 513 which is padded between the upper and lower air swinging rings 5 and the left and right air swinging rings 4 is sleeved outside the cross shaft 51, the backing ring 513 of the embodiment can be a plastic backing ring or a rubber ring, and the like, and the friction force between the upper and lower air swinging rings 5 and the left and right air swinging rings 4 is increased by arranging the backing ring 513, so that the stability of the upper and lower air swinging rings 5 is improved. In addition, a plurality of wind guide sheets 52 are arranged on the inner side of the up-and-down swinging wind ring 5 in an annular array.

Because the left and right air swinging rings 4 and the air swinging ring support 3 can rotate relatively in the left and right directions, the left and right air swinging rings 4 and the upper and lower air swinging rings 5 can rotate relatively in the upper and lower directions, the inner ring of the air swinging ring support 3, the left and right air swinging rings 4 and the upper and lower air swinging rings 5 are arc-shaped in the axial direction, and the matching between every two air swinging rings is more compact through the arc-shaped design.

as shown in fig. 7, the air duct assembly 8 of the fan includes a fan housing 81, the upper portion of the fan housing 81 has a ring cover 82 extending inward in the axial direction and nested with the central through hole 73 of the upper portion of the housing, the ring cover 82 forms an air duct with an outer standing wall 83 of the fan housing 81, the lower portion of the fan housing accommodates a fan 84 and a wind wheel 85, and the fan 85 is fixed on a fan bracket 87. An air inlet 86 is formed in the outer side of the lower portion of the air hood 81.

As shown in fig. 8, a water tank 91 is disposed at the lower portion of the housing, a water curtain 92 is disposed above the water tank 91, the water curtain 92 is flush with the air inlet 86, and a submersible pump (not shown) is disposed in the water tank 91 and pumps water in the water tank to above the water curtain and then flows down from above the water curtain, so as to adjust the temperature and humidity of air sucked into the air inlet.

The pendulum wind working process of this embodiment is as follows: the fan 84 drives the wind wheel 85 to rotate, the wind coming from the air inlet 86 blows to the annular air outlet 1 through the air duct, because the front end of the annular air outlet 1 is provided with the left and right air swinging rings 4 and the upper and lower air swinging rings 5, when the driving mechanism 6 drives the left and right air swinging rings 4 to swing left and right, the upper and lower air swinging rings 5 swing left and right together with the left and right air swinging rings 4, and further the wind direction guided out by the upper and lower air swinging rings 5 swings left and right, so that the left and right air swinging is realized, and when the upper and lower air swinging rings 5 are manually rotated, the wind direction guided out by the upper and lower air swinging rings 5 can be adjusted in the up and down direction, therefore, the universal air swinging can be realized by the embodiment mode, and compared with the traditional integral rotating air swinging structure, the structure is simpler.

It should be noted that the universal swing fan outlet of the present invention is mainly applicable to existing bladeless fans, but not limited to bladeless fans, and any other fan with an annular outlet 1 can also be applicable.

It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and such modifications and substitutions are intended to be included within the scope of the appended claims.