CN216693842U - Fan blade of evaporation air conditioner - Google Patents
Fan blade of evaporation air conditioner Download PDFInfo
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- CN216693842U CN216693842U CN202220249447.2U CN202220249447U CN216693842U CN 216693842 U CN216693842 U CN 216693842U CN 202220249447 U CN202220249447 U CN 202220249447U CN 216693842 U CN216693842 U CN 216693842U
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- fan
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- fan wing
- fan blade
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/54—Free-cooling systems
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Abstract
The utility model relates to a fan blade of an evaporative air cooler, which comprises an upper hub, a lower hub and a fan blade, wherein the upper hub is designed in an annular mode, a fan blade top groove is formed in the periphery of the upper hub, the lower hub is designed in a circular mode, a fan blade bottom groove is formed in the periphery of the lower hub, a shaft sleeve is arranged in the center of the lower hub and protrudes out of the surface of the lower hub, the lower hub is arranged at the bottom of the upper hub, the fan blade top groove and the fan blade bottom groove are closed to form a fan blade mounting hole, the fan blade comprises a tail end and a blade end, the tail end of the fan blade is arranged in the fan blade mounting hole, and the shaft sleeve is only located on the lower hub.
Description
Technical Field
The utility model relates to the technical field of evaporative air conditioners, in particular to a fan blade of an evaporative air conditioner.
Background
The fan blades are a common part of ventilation equipment, in an evaporative air conditioner, namely a water-cooled air conditioner, shaft sleeves are respectively arranged on a lower hub and an upper hub, a motor rotating shaft needs to penetrate through the shaft sleeves of the lower hub and the upper hub, slight deviation easily occurs in coaxiality, and the hub is low in strength, so that power output is influenced; the flabellum does not have waterproof design, and when the fan of evaporative air cooler need upwards install, the atomizing water of gathering flows to the motor shaft along fan wheel hub easily, causes the motor shaft corrosion, even motor damage.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the fan blade of the evaporative air conditioner, which has the advantages of high hub strength, high coaxiality and water resistance.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
the utility model provides an evaporation air conditioner flabellum, includes wheel hub, lower wheel hub, fan wing, last wheel hub is the annular design, and the periphery is provided with fan wing top groove, wheel hub is circular design down, and the periphery is provided with the fan wing kerve, wheel hub central point puts down and is provided with the axle sleeve, axle sleeve protrusion in wheel hub surface down, lower wheel hub installs go up the wheel hub bottom, fan wing top groove with the closed fan wing mounting hole that forms of fan wing kerve, the fan wing includes tail end and wing end, the fan wing tail end is installed in the fan wing mounting hole. Through the arrangement, the shaft sleeve is only arranged on the lower hub, and the coaxiality deviation can not occur when the upper hub and the lower hub are installed.
As a preferred solution of the present application, the bottom of the lower hub is provided with a waterproof ring, so that when the fan of the evaporative air conditioner is installed upwards, the accumulated atomized water is prevented from flowing onto the motor shaft along the fan wheel hub.
As an optimal scheme of this application, down wheel hub with be provided with the strengthening rib between the axle sleeve, intensity between reinforcing and the axle sleeve, power take off is more stable when the motor rotates.
As a preferable scheme of the application, a fairing is arranged on the surface of the upper hub, so that turbulence can be reduced, and noise can be reduced.
As a preferable scheme of the present application, the top slot and the bottom slot of the wing are both semicircular in shape, and a semicircular convex rib is disposed at the slot. The fan wing tail end is a cylinder, the fan wing tail end is provided with an annular groove matched with the semi-annular convex collar, and through the arrangement, the angle of the fan wing can be adjusted, so that the fan wing can be suitable for different air volumes and different use occasions.
As a preferred solution of the present application, the wing end face of the fan wing is provided with a concave point, so as to reduce the friction between the air and the blade.
In conclusion, the utility model has the following beneficial effects:
the embodiment of the utility model provides an evaporation air conditioner fan blade, which comprises an upper hub, a lower hub and fan wings, wherein the lower hub is provided with a shaft sleeve, the shaft sleeve and the lower hub are of an integrated structure, the coaxiality is ensured, the stress is enhanced through reinforcing ribs, the bottom of the lower hub is provided with a waterproof ring, accumulated atomized water is prevented from flowing onto a motor shaft along the fan hub, the angles of the fan wings can be adjusted, and the evaporation air conditioner fan blade can be suitable for different air volumes and different use occasions.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is an exploded view of an evaporative air conditioner blade according to an embodiment of the present invention.
Fig. 3 is an exploded view of the upper hub and the lower hub according to the embodiment of the present invention.
Fig. 4 is a schematic structural view of a lower hub in an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
An evaporation air conditioner fan blade, refer to fig. 1-4, including upper hub 1, lower hub 2, fan wing 3, the fairing 4 is installed on the surface of upper hub 1, can reduce the turbulent flow, reduce the noise. The upper hub 1 is designed in an annular shape, a fan wing top groove 1-1 is formed in the periphery of the upper hub 1, the fan wing top groove 1-1 is semicircular, and a semi-annular convex rib 1-2 is arranged at the notch of the fan wing top groove 1-1; the lower hub 2 is in a circular design, a fan wing bottom groove 2-1 is formed in the periphery of the lower hub, the fan wing bottom groove 2-1 is also semicircular in shape, a semicircular convex rib 2-2 is arranged at the notch of the fan wing bottom groove 2-1, a shaft sleeve 2-3 is arranged in the center of the lower hub 2, and the shaft sleeve 2-3 protrudes out of the surface of the lower hub 2. When the upper surface of the lower hub 2 and the bottom of the upper hub 1 are combined and assembled, the height of the shaft sleeve 2-3 is equal to the surface of the upper hub 1; the fan wing mounting hole is formed by closing the fan wing top groove 1-1 and the fan wing bottom groove 2-1, the semi-annular flange 1-2 of the fan wing top groove 1-1 and the semi-annular flange 2-2 of the fan wing bottom groove 2-1 are closed to form a flange ring, the fan wing mounting hole is circular, and through the arrangement, the shaft sleeve is only arranged on the lower hub, so that coaxiality deviation cannot occur when the upper hub and the lower hub are mounted. The fan wing 3 comprises a tail end 3-1 and a wing end 3-2, the tail end 3-1 of the fan wing is cylindrical, an annular groove 3-3 matched with a convex-lux ring is formed in the tail end 3-1 of the fan wing, the tail end 3-1 of the fan wing is installed in a fan wing installation hole, the fan wing can rotate at an angle through the tail end 3-1 of the fan wing, an angle dial is arranged on one surface of the tail end 3-1 of the fan wing facing the wing end 3-2 of the fan wing, the angle adjustment of the fan wing is achieved through the arrangement, the fan wing can be suitable for different air volumes, different use occasions are achieved, and concave points 3-4 are arranged on the surface of the wing end 3-2 of the fan wing, so that the friction between air and blades is reduced.
The bottom of the lower hub 2 is provided with a waterproof ring 2-5, and when a fan of the evaporative air conditioner is installed upwards, the accumulated atomized water is prevented from flowing onto a motor shaft along the fan hub. And reinforcing ribs 2-4 are arranged between the lower hub 2 and the shaft sleeve 2-3, so that the strength between the lower hub and the shaft sleeve is enhanced, and the power output is more stable when the motor rotates.
When the fan is installed, the tail ends 3-1 of the fan wings 3 are placed in the fan wing bottom grooves 2-1, then the upper hub 1 is covered, the fan wings are fixed through screws, then the fan wings 3 are rotated to adjust the angle, and finally the tail ends 3-1 of the fan wings are fixed through the screws.
When the angle of the fan wing needs to be adjusted, the fixing screws 3-1 at the tail end of the fan wing are loosened, the angle is adjusted according to the angle dial, and the fan wing is fixed again, so that different air volume settings and use in different occasions are realized.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides an evaporation air conditioner flabellum, includes wheel hub, lower wheel hub, fan wing, its characterized in that: go up wheel hub and be the annular design, the periphery is provided with fan wing top groove, wheel hub is circular design down, and the periphery is provided with the fan wing kerve, wheel hub central point puts down and is provided with the axle sleeve, axle sleeve protrusion in wheel hub surface down, wheel hub installs down go up the wheel hub bottom, fan wing top groove with the closed fan wing mounting hole that forms of fan wing kerve, the fan wing includes tail end and wing end, the fan wing tail end is installed in the fan wing mounting hole.
2. The evaporative air cooler fan blade according to claim 1, wherein: and a waterproof ring is arranged at the bottom of the lower hub.
3. The evaporative air conditioner fan blade of claim 1, wherein: and a reinforcing rib is arranged between the lower hub and the shaft sleeve.
4. The evaporative air cooler fan blade according to claim 2 or 3, wherein: and a fairing is arranged on the surface of the upper hub.
5. The evaporative air cooler fan blade according to claim 4, wherein: the fan wing top groove and the fan wing bottom groove are both semicircular in shape, and semicircular convex ribs are arranged at the groove openings.
6. The evaporative air cooler fan blade according to claim 5, wherein: the tail end of the fan wing is cylindrical, and an annular groove matched with the semi-annular convex rib is formed in the tail end of the fan wing.
7. The evaporative air cooler fan blade according to claim 6, wherein: the wing end face of the fan wing is provided with concave points.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220249447.2U CN216693842U (en) | 2022-01-30 | 2022-01-30 | Fan blade of evaporation air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220249447.2U CN216693842U (en) | 2022-01-30 | 2022-01-30 | Fan blade of evaporation air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216693842U true CN216693842U (en) | 2022-06-07 |
Family
ID=81827085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220249447.2U Active CN216693842U (en) | 2022-01-30 | 2022-01-30 | Fan blade of evaporation air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216693842U (en) |
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2022
- 2022-01-30 CN CN202220249447.2U patent/CN216693842U/en active Active
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