CN111550438A - Fan blades and air conditioners - Google Patents

Abstract

The application provides a fan blade and an air conditioner. The fan blade comprises a first end plate, a second end plate, a blade and a rack piece. The blade is rotatably mounted between the first end plate and the second end plate, and a gear piece is arranged at a first end of the blade close to the first end plate. The rack piece is movably arranged on the first end plate, and the rack piece moves and is matched with the gear piece to drive the blades to rotate. By applying the technical scheme of the invention, the movable teeth drive the gear piece to rotate, so that the blades can rotate, the orientation of the blades can be adjusted, the gap can be adjusted, and different air outlet directions and air volume sizes can be obtained, thereby meeting different use requirements. Compared with the prior art, the technical scheme of the invention has the advantages that the implementation structure is simpler, the overall weight of the fan blade can be reduced, and the use of the fan blade is convenient.

Description

Fan blades and air conditioners

technical field

The present invention relates to the technical field of fan blades, in particular, to a fan blade and an air conditioner.

Background technique

At present, the blade orientation of the air-conditioning fan blades is basically fixed, so the air volume generated at a constant speed is also fixed, and the change of different air volumes can only rely on the adjustment of the speed.

In order to solve the above problems, a technology that can adjust the orientation of the blades has also appeared in the prior art. However, in order to realize this technology, many structures are added to the fan blades, resulting in a large increase in the overall weight of the fan blades, which affects the performance of the fan blades. use.

SUMMARY OF THE INVENTION

The embodiments of the present invention provide a fan blade and an air conditioner, so as to solve the technical problem of the complex structure of the fan blade in the prior art when changing the direction of the blade.

An embodiment of the present application provides a fan blade, comprising: a first end plate and a second end plate; a blade is rotatably installed between the first end plate and the second end plate, and a blade of the blade close to the first end plate The first end is provided with a gear member; the tooth member is movably arranged on the first end plate, and the tooth member is movable and cooperates with the gear member to drive the blade to rotate.

In one embodiment, there are a plurality of blades, the plurality of blades are arranged in an annular shape, and the toothed condition is an annular rack, and the annular rack is respectively meshed with the plurality of gear elements.

In one embodiment, the second end of the blade close to the second end plate is provided with a rotating shaft, and the blade is rotatably mounted on the second end plate through the rotating shaft.

In one embodiment, an operation portion is formed on the rack member, and the operation portion is used to operate the rack member to rotate.

In one embodiment, the fan blade further includes a fastener, and the fastener is arranged on the operation part and used for fixing the operation part on the first end plate.

In one embodiment, an arc-shaped hole is formed on the first end plate, and the operating portion passes through the first end plate and moves along the length direction of the arc-shaped hole.

In one embodiment, the fastener mates with the end face around the arcuate hole of the first end plate.

In one embodiment, the fan blade further includes a connecting column, and the connecting column is connected between the first end plate and the second end plate.

In one embodiment, the first end plate and/or the second end plate are provided with weight-reducing holes.

The present application also provides an air conditioner, which includes a fan blade, and the fan blade is the above-mentioned fan blade.

In the above embodiment, by driving the gear member to rotate through the movable tooth condition, the blades can be rotated, and the blade orientation and clearance can be adjusted to obtain different air outlet directions and air volumes to meet different usage requirements. Compared with the prior art, the technical solution of the present invention achieves a simpler structure, can reduce the overall weight of the fan blade, and facilitate the use of the fan blade.

Description of drawings

The accompanying drawings constituting a part of the present application are used to provide further understanding of the present invention, and the exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

1 is a schematic diagram of the overall structure of an embodiment of a fan blade according to the present invention;

Fig. 2 is the exploded structure schematic diagram of the fan blade of Fig. 1;

FIG. 3 is an enlarged schematic view of the right side of the fan blade of FIG. 2 .

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the embodiments and accompanying drawings. Here, the exemplary embodiments of the present invention and their descriptions are used to explain the present invention, but not to limit the present invention.

FIG. 1 and FIG. 2 show an embodiment of a fan blade of the present invention, the fan blade includes a first end plate 10 , a second end plate 20 , a blade 30 and a tooth condition 40 . The blade 30 is rotatably installed between the first end plate 10 and the second end plate 20 , and a gear member 31 is provided at the first end of the blade 30 close to the first end plate 10 . The toothed member 40 is movably disposed on the first end plate 10 , and the toothed member 40 is movable and cooperates with the gear member 31 to drive the blade 30 to rotate.

By applying the technical solution of the present invention, the movable tooth condition 40 drives the gear member 31 to rotate, so that the blade 30 can be rotated, and then the blade 30 can be adjusted in the direction and the gap can be adjusted, and different air outlet directions and air volumes can be obtained to meet the needs of different applications. need. Compared with the prior art, the technical solution of the present invention achieves a simpler structure, can reduce the overall weight of the fan blade, and facilitate the use of the fan blade.

It should be noted that, in the technical solution of the present invention, it is theoretically possible to realize the 360° free rotation of the blade, so as to select the required wind direction.

As shown in FIG. 2 and FIG. 3 , in the technical solution of this embodiment, there are multiple blades 30 , and the multiple blades 30 are arranged in a ring shape, the gear member 40 is an annular rack, and the ring rack is connected to the multiple gear members 31 respectively. mesh. When in use, it is only necessary to operate the ring rack to rotate, and the plurality of blades 30 can be driven to rotate together, thereby adjusting the orientation and clearance of the blades 30 . As other optional implementations, a plurality of straight racks can also be used to achieve the above effects.

As shown in FIG. 2 , in the technical solution of this embodiment, the second end of the blade 30 close to the second end plate 20 is provided with a rotating shaft 32 , and the blade 30 is rotatably installed on the second end plate 20 through the rotating shaft 32 , The rotating shaft 32 can make the blade 30 rotate more smoothly.

As shown in FIG. 3 , as a preferred embodiment, an operation portion 41 is formed on the rack member 40 , and the operation portion 41 is used to operate the rack member 40 to rotate. In use, by manually operating the operating portion 41, the gear member 40 can be rotated to drive the blade 30 to rotate. More preferably, the fan blade further includes a fastener 42 , and the fastener 42 is arranged on the operation part 41 for fixing the operation part 41 on the first end plate 10 . When the adjusting blade 30 needs to be rotated, the fastener 42 can be loosened, and the gear member 40 can be rotated through the operation part 41; The tooth condition 40 maintains the posture of the blade 30 .

As an optional embodiment, as shown in FIG. 1 , the first end plate 10 is provided with an arc-shaped hole 11 , and the operating portion 41 protrudes from the first end plate 10 and moves along the length of the arc-shaped hole 11 . In this way, the operation portion 41 can be prevented from interfering with the rotation of the blade 30 . Correspondingly, in this embodiment, the fastener 42 is matched with the end surface around the arc-shaped hole 11 of the first end plate 10 . Preferably, the operation part 41 is a transmission handle, and the fastener 42 is a screw provided on the transmission handle.

More preferably, as shown in FIG. 2 , the fan blade further includes a connecting column 50, and the connecting column 50 is connected between the first end plate 10 and the second end plate 20, and plays the role of structural support, allowing the first end plate The blade 30 is more firmly supported by the 10 and the second end plate 20 . Preferably, the first end plate 10 and/or the second end plate 20 is provided with a weight reduction hole a, so as to reduce the overall weight of the fan blade.

The present invention also provides an air conditioner, comprising the above-mentioned fan blade. By using the above-mentioned fan blades, the air outlet direction and air volume of the air conditioner can be changed more simply and efficiently.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, various modifications and changes may be made to the embodiments of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. a fan blade, is characterized in that, comprises: a first end plate (10) and a second end plate (20); A vane (30) is rotatably mounted between the first end plate (10) and the second end plate (20), the vane (30) close to the first end plate (10) The first end is provided with a gear member (31); A toothed member (40) is movably arranged on the first end plate (10), and the toothed member (40) is movable and cooperates with the gear member (31) to drive the blade (30) to rotate. 2 . The fan blade according to claim 1 , characterized in that, there are a plurality of the blades ( 30 ), the plurality of the blades ( 30 ) are arranged in an annular shape, and the tooth condition ( 40 ) is an annular rack, The ring gear racks are respectively meshed with a plurality of the gear members (31). 3. The fan blade according to claim 1, characterized in that, a rotating shaft (32) is provided at the second end of the blade (30) close to the second end plate (20), and the blade (30) The rotary shaft (32) is rotatably mounted on the second end plate (20). The fan blade according to claim 1, characterized in that, an operation part (41) is formed on the toothed member (40), and the operation part (41) is used to operate the toothed member (40) to rotate . 5. The fan blade according to claim 4, characterized in that, the fan blade further comprises a fastener (42), and the fastener (42) is provided on the operating portion (41) for use in The operation part (41) is fixed on the first end plate (10). 6 . The fan according to claim 5 , characterized in that, arc holes ( 11 ) are formed on the first end plate ( 10 ), and the operation portion ( 41 ) extends from the first end plate ( 10 ). 7 . 10) The upper pierced hole moves along the length direction of the arc-shaped hole (11). 7. The fan blade according to claim 6, wherein the fastener (42) is matched with the end surface around the arc-shaped hole (11) of the first end plate (10). 8 . The fan blade according to claim 1 , wherein the fan blade further comprises a connecting column ( 50 ), and the connecting column ( 50 ) is connected to the first end plate ( 10 ) and the first end plate ( 10 ) and the first end plate ( 10 ). between the two end plates (20). 9 . The fan blade according to claim 1 , wherein the first end plate ( 10 ) and/or the second end plate ( 20 ) are provided with weight-reducing holes (a). 10 . 10 . An air conditioner comprising a fan blade, wherein the fan blade is the fan blade according to any one of claims 1 to 9 .

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