Air deflector structure
Technical Field
The invention relates to the technical field of design of air guide structures of electric fans, in particular to an air guide plate structure.
Background
At present, most air guide blades adopted by electric fans can only simply change the wind direction, the wind still blows in a single direction, and partial products adopt a circumferential air guide structure, but the wind resistance is large, the actual effect is not obvious, and the cost is too high due to the fact that the electric fans are driven by the motors.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an air deflector structure which can realize that the air blown by a fan is simultaneously diffused to the periphery, the wind power cannot be weakened, a motor is not needed, and the cost is low.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
an air deflector structure comprises an air deflector and a manual rotating mechanism. The manual rotating mechanism is arranged at the center of the front net of the electric fan and extends to the upper side of the blade structure of the electric fan towards the interior of the electric fan. The air deflectors are uniformly arranged on the manual rotating mechanism at intervals along the circumferential direction, and the manual rotating mechanism can drive the air deflectors to rotate so that the air deflectors can be mutually opened, separated or closed to form a whole.
According to the air guide plate structure, the manual rotating mechanism is used for controlling the opening and closing of the air guide plate, air can be blown out from the front face of the fan when the air guide plate is opened, the air guide plate is closed to form a complete curved surface, the air can be blown out from the periphery of the fan in a circle, circumferential air outlet is achieved, air leakage is prevented, a motor is not needed, and the cost is low.
With respect to the above technical solution, further improvements as described below can be made.
According to the air deflector structure of the present invention, in a preferred embodiment, the air deflector is arranged at a predetermined angle with respect to the axis of the manual rotating mechanism.
The air deflector is in a structural form of inclination arrangement, so that air quantity loss in turning can be reduced.
Specifically, in a preferred embodiment, the predetermined included angle is 45 degrees.
The arrangement form of the angles can reduce air quantity loss to the maximum extent, and is convenient for arrangement of a plurality of groups of air deflectors.
Specifically, in a preferred embodiment, the manual rotation mechanism includes a drive shaft and a knob. Wherein, the driving shaft is arranged on the front net, and the knob is arranged on one end of the driving shaft close to the front net. One end of the driving shaft close to the fan blade structure is provided with a driving gear, and one end of the air deflector close to the driving shaft is provided with a driven gear meshed with the driving gear.
Specifically, through rotating the knob, the driving gear of assembly on the driving shaft drives the driven gear of assembly on the aviation baffle and rotates to control the aviation baffle and open and close, whole simple structure is compact, easily operation, and wind-guiding is effectual.
Further, in a preferred embodiment, a compression column is sleeved on the driving shaft and connected with the top of the inner side of the front net. The side at aviation baffle top is equipped with the rotary column, is equipped with the pivot on the side of aviation baffle bottom, and driven gear is located the bottom of pivot. The top of the front net is provided with a groove structure matched with the top of the rotary column, and the bottom of the compression column is provided with a slotted structure which is convenient for the rotary shaft to pass through and matched with the rotary shaft.
The two ends of the air deflector are respectively limited by the groove structure on the inner side of the front net and the slotted structure at the bottom of the compression leg, so that the air deflector can be well prevented from deviating in the rotating process.
Further, in a preferred embodiment, the shell of the electric fan is internally provided with a limiting groove structure matched with the rotating column.
The top of the air deflector is limited by further increasing a limiting groove structure in the shell, so that the air deflector can be prevented from deviating in the rotating process to the greatest extent.
Further, in a preferred embodiment, the top of the rotating column is of a spherical structure.
The top of the rotary column is set to be of a spherical structure, so that the stable, reliable and smooth rotation process of the air deflector can be ensured to a great extent.
In particular, in a preferred embodiment, the compression leg and the front net are connected in an integrally formed mode.
The structure further simplifies the installation process of the air deflector and increases the structural strength of the whole fan.
In particular, in another preferred embodiment, the compression columns and the front net are detachably connected.
The structure is convenient to mount and dismount, and the structural strength of the whole fan can be ensured.
Further, in a preferred embodiment, a limiting column is arranged on the knob, and a circular arc-shaped limiting groove matched with the knob in a forming mode is formed in the top of the front net.
The limiting structure matched with the arc-shaped limiting groove through the limiting column is used for limiting the rotation range of the knob, the rotation can be stopped when the air deflector is closed or opened, and the stability and reliability of the whole structure are ensured.
Compared with the prior art, the invention has the advantages that: the fan can realize that the wind blown out by the fan is simultaneously dispersed to the periphery, and the wind power can not be weakened, a motor is not needed, and the cost is low.
Drawings
The invention will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings. Wherein:
fig. 1 schematically shows an assembly structure of an air deflector and a rotating mechanism in an open state according to an embodiment of the invention;
FIG. 2 is a schematic view showing an assembly structure of the air deflector and the rotating mechanism in a closed state according to an embodiment of the present invention;
fig. 3 schematically shows an overall assembly structure of the air guide plate structure in an open state according to an embodiment of the present invention;
fig. 4 schematically shows an overall assembly structure of the air guide plate structure in a closed state according to the embodiment of the invention.
In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.
Detailed Description
The invention will be further explained in detail with reference to the figures and the embodiments without thereby limiting the scope of protection of the invention.
Fig. 1 schematically shows an assembly structure of a wind deflector 1 and a rotating mechanism 2 in an open state according to an embodiment of the present invention. Fig. 2 schematically shows an assembly structure of the air deflector 1 and the rotating mechanism 2 in a closed state in the embodiment of the invention. Fig. 3 schematically illustrates the overall assembly of the air deflection structure 10 in an open state according to an embodiment of the present invention. Fig. 4 schematically shows an overall assembly structure of the air guiding plate structure 10 according to the embodiment of the present invention in a closed state.
As shown in fig. 1 to 4, an air deflector structure 10 according to an embodiment of the present invention includes an air deflector 1 and a manual rotation mechanism 2. Wherein, the manual rotating mechanism 2 is arranged at the central position of the front net 3 of the electric fan and extends to the upper part of the blade structure 4 of the electric fan towards the interior of the electric fan. The air deflectors 1 are uniformly arranged on the manual rotating mechanism 2 at intervals along the circumferential direction, and the manual rotating mechanism 2 can drive the air deflectors 1 to rotate so that the air deflectors 1 are mutually opened, separated or closed to form a whole.
According to the air guide plate structure provided by the embodiment of the invention, the manual rotating mechanism is used for controlling the opening and closing of the air guide plate, air can be blown out from the front side of the fan when the air guide plate is opened, the air guide plate becomes a complete curved surface after being closed, the air can be blown out from the periphery of the fan by one circle, the circumferential air outlet is realized, the air leakage is prevented, a motor is not needed, and the cost is low.
Specifically, in the present embodiment, as shown in fig. 1 to 4, the air guiding plate 1 and the manual rotating mechanism 2 are arranged in a manner of forming a preset included angle. The air deflector is in a structural form of inclination arrangement, so that air quantity loss in turning can be reduced. Preferably, in the present embodiment, the preset included angle is 45 degrees. The arrangement form of the angles can reduce air quantity loss to the maximum extent, and is convenient for arrangement of a plurality of groups of air deflectors.
As shown in fig. 1, specifically, in the present embodiment, the manual rotation mechanism 2 includes a driving shaft 21 and a knob 22. Wherein the driving shaft 21 is disposed on the front net 3, and the knob 22 is disposed on one end of the driving shaft 21 near the front net 3. One end of the driving shaft 21 close to the fan blade structure 4 is provided with a driving gear 23, and one end of the air deflector 1 close to the driving shaft 21 is provided with a driven gear 24 meshed with the driving gear 23. Specifically, through rotating the knob, the driving gear of assembly on the driving shaft drives the driven gear of assembly on the aviation baffle and rotates to control the aviation baffle and open and close, whole simple structure is compact, easily operation, and wind-guiding is effectual.
Further, in this embodiment, a limiting column is disposed on the knob 22, and a circular arc-shaped limiting groove matched with the knob 22 is disposed at the top of the front net 3. The limiting structure matched with the arc-shaped limiting groove through the limiting column is used for limiting the rotation range of the knob, the rotation can be stopped when the air deflector is closed or opened, and the stability and reliability of the whole structure are ensured.
As shown in fig. 1 and 3, further, in the present embodiment, a compression column 25 is sleeved on the driving shaft 21, and the compression column 25 is connected with the top of the inner side of the front net 3. The side edge of the top of the air deflector 1 is provided with a rotary column 11, the side edge of the bottom of the air deflector 1 is provided with a rotary shaft 12, and the driven gear 24 is positioned at the bottom end of the rotary shaft 12. The top of the front net 3 is provided with a groove structure matched with the top of the rotary column 11, and the bottom of the compression column 25 is provided with a slotted structure which is convenient for the rotary shaft 12 to pass through and is matched with the rotary shaft. The two ends of the air deflector are respectively limited by the groove structure on the inner side of the front net and the slotted structure at the bottom of the compression leg, so that the air deflector can be well prevented from deviating in the rotating process. As shown in fig. 1 and 2, in the present embodiment, the top of the rotary column 11 is preferably a spherical structure. The top of the rotary column is set to be of a spherical structure, so that the stable, reliable and smooth rotation process of the air deflector can be ensured to a great extent.
Specifically, in the present embodiment, the compression leg 25 and the front net 3 are integrally connected. The structure further simplifies the installation process of the air deflector and increases the structural strength of the whole fan. In particular, in this embodiment, a detachable connection between the compression leg 25 and the front net 3 is also possible. The structure is convenient to mount and dismount, and the structural strength of the whole fan can be ensured.
Further, in the present embodiment, the housing 5 of the electric fan is provided with a limiting groove structure inside, which forms a fit with the rotary column 11. The top of the air deflector is limited by further increasing a limiting groove structure in the shell, so that the air deflector can be prevented from deviating in the rotating process to the greatest extent.
According to the embodiment, the air deflector structure can realize that the air blown out by the fan is diffused all around at the same time, the wind power cannot be weakened, a motor is not needed, and the cost is low.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. It is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.