CN109506296B - Cross-flow fan blade, cross-flow fan and air conditioner - Google Patents
Cross-flow fan blade, cross-flow fan and air conditioner Download PDFInfo
- Publication number
- CN109506296B CN109506296B CN201811390405.5A CN201811390405A CN109506296B CN 109506296 B CN109506296 B CN 109506296B CN 201811390405 A CN201811390405 A CN 201811390405A CN 109506296 B CN109506296 B CN 109506296B
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- flow fan
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- fan blade
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- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000009471 action Effects 0.000 claims abstract description 6
- 210000000078 claw Anatomy 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 7
- 238000007664 blowing Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0025—Cross-flow or tangential fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a cross-flow fan blade, a cross-flow fan and an air conditioner. The cross-flow fan blade comprises a fixed disk (1), fixed blades (2), movable blades (3) and an adjusting mechanism, wherein the fixed blades (2) are fixedly arranged on the fixed disk (1), the movable blades (3) comprise connecting ends and swinging ends, the connecting ends are rotatably connected with the fixed blades (2), the swinging ends are connected with the adjusting mechanism, and the swinging ends swing relative to the fixed blades (2) under the adjusting action of the adjusting mechanism. According to the cross-flow fan blade, the application range of the cross-flow fan blade can be enlarged, and the universality of the cross-flow fan blade is improved.
Description
Technical Field
The invention belongs to the technical field of fans, and particularly relates to a cross-flow fan blade, a cross-flow fan and an air conditioner.
Background
In the prior art, once the structure of the cross-flow fan blade is determined, the structure of the cross-flow fan blade cannot be changed, and air can be blown out only according to the set structure, so that different cross-flow fan blades need to be replaced if the air outlet requirement is met under different working conditions, the universality of the cross-flow fan blade is reduced, and the use cost of the cross-flow fan blade is increased.
disclosure of Invention
Therefore, the technical problem to be solved by the invention is to provide a cross-flow fan blade, a cross-flow fan and an air conditioner, which can enlarge the application range of the cross-flow fan blade and improve the universality of the cross-flow fan blade.
in order to solve the problems, the invention provides a through-flow fan blade which comprises a fixed disk, fixed blades, movable blades and an adjusting mechanism, wherein the fixed blades are fixedly arranged on the fixed disk, the movable blades comprise connecting ends and swinging ends, the connecting ends are rotatably connected with the fixed blades, and the swinging ends are connected with the adjusting mechanism and swing relative to the fixed blades under the adjusting action of the adjusting mechanism.
Preferably, the fixed blade is located on the inner circumference side of the movable blade, the outer circumference side of the fixed blade is provided with a concave arc, the connecting end of the movable blade comprises a convex arc, and the movable blade and the fixed blade are rotatably connected through the convex arc and the concave arc.
Preferably, at least one side of the movable blade is provided with a groove, two sides of the concave arc are provided with stopping parts for limiting the swing position of the movable blade, the groove is arranged corresponding to the stopping part on the side where the groove is located, and when the movable blade swings to the limit position towards the side, the stopping parts fall into the groove.
Preferably, the side of the stopping part facing the groove is a cambered surface.
preferably, the opening width of the concave arc is smaller than the maximum diameter of the concave arc, and the maximum diameter of the convex arc is larger than the opening width of the concave arc.
Preferably, the two side blade surfaces of the movable blade comprise concave arc surfaces; and/or the two side blade surfaces of the fixed blade comprise concave arc surfaces.
Preferably, the concave radians of the arc surfaces at the two sides of the movable blade are the same; and/or the concave radians of the arc surfaces at the two sides of the fixed blade are the same.
preferably, the stationary blade is integrally formed with the stationary disk.
Preferably, the cross-flow fan blade further comprises a rotating shaft, and the fixed disc is fixedly connected with the rotating shaft.
Preferably, the two ends of the fixed blade are respectively provided with a fixed disk, a connecting disk is arranged between the fixed disks at the two ends, and the fixed blade is fixedly arranged on the connecting disk.
Preferably, the adjusting mechanism comprises a reversing disc and a reversing motor, the reversing disc is connected with the swinging end of the movable blade, the reversing motor is fixedly arranged on the fixed disc, and the driving end of the reversing motor is connected to the reversing disc and drives the reversing disc to drive the movable blade to swing.
Preferably, the swing end of the movable blade is provided with a reversing shaft, and the movable blade is rotatably connected with the reversing disc through the reversing shaft.
preferably, the reversing shaft and the movable blade are integrally formed.
preferably, the reversing disc is provided with a sliding groove, and the reversing shaft is arranged in the sliding groove in a sliding manner.
Preferably, a fixing groove is formed in the fixing disc on one side, the fixing groove extends along the rotation direction of the reversing disc, the reversing disc is arranged on the axial outer side of the fixing disc, an axial limiting part is arranged on the reversing disc, the axial limiting part penetrates through the fixing groove, and the axial position between the reversing disc and the fixing disc is limited.
Preferably, the axial stop comprises a claw, which is clamped in the fixing groove.
preferably, the reversing motor is arranged at one end of the cross-flow fan blade far away from the driving motor.
According to another aspect of the invention, the cross-flow fan comprises the cross-flow fan blade, and the cross-flow fan blade is the cross-flow fan blade.
According to still another aspect of the present invention, there is provided an air conditioner including a crossflow blower which is the crossflow blower described above.
the invention provides a through-flow fan blade which comprises a fixed disk, fixed blades, movable blades and an adjusting mechanism, wherein the fixed blades are fixedly arranged on the fixed disk, the movable blades comprise connecting ends and swinging ends, the connecting ends are rotatably connected with the fixed blades, and the swinging ends are connected with the adjusting mechanism and swing relative to the fixed blades under the adjusting action of the adjusting mechanism. The blades of the cross-flow fan comprise fixed blades and movable blades, when the air outlet angle of the cross-flow fan needs to be adjusted, the swing angle of the movable blades relative to the fixed blades can be adjusted through an adjusting mechanism, so that the structure of the fixed fan formed by combining the movable blades and the fixed blades is changed, the direction of the movable blades of the cross-flow fan is changed, the blowing function of the cross-flow fan at different angles is realized, the application range of the cross-flow fan can be enlarged, and the universality of the cross-flow fan is improved.
Drawings
FIG. 1 is a schematic structural view of a movable blade of a cross-flow fan blade according to an embodiment of the present invention in a first swing position;
FIG. 2 is a schematic sectional view taken along line B-B of FIG. 1;
FIG. 3 is an enlarged schematic view of FIG. 2 at Q;
FIG. 4 is a schematic cross-sectional view of the cross-flow blade of FIG. 1 from direction D-D;
FIG. 5 is a schematic sectional view of the cross-flow blade of FIG. 1 in the direction A-A;
FIG. 6 is a right side view structure diagram of the cross-flow fan blade of FIG. 1;
FIG. 7 is a left side view structure diagram of the cross-flow fan blade of FIG. 1;
FIG. 8 is a schematic structural view of a movable blade of a cross-flow fan blade according to an embodiment of the present invention at a second swing position;
FIG. 9 is a schematic sectional view taken along line B-B of FIG. 8;
FIG. 10 is a schematic cross-sectional view of the cross-flow blade of FIG. 8 in the direction D-D;
FIG. 11 is a schematic sectional view of the cross-flow blade of FIG. 8 from the A-A direction;
FIG. 12 is a right side view structure of the cross-flow fan blade of FIG. 8;
FIG. 13 is a left side view structure of the cross-flow fan blade of FIG. 8;
FIG. 14 is a schematic structural diagram of a reversing disc at a first end of a cross-flow fan blade according to an embodiment of the present invention;
FIG. 15 is a side view structure diagram of the cross-flow fan blade of FIG. 14;
FIG. 16 is a schematic structural diagram of a reversing disc at a second end of a cross-flow fan blade according to an embodiment of the present invention;
FIG. 17 is a side view structure diagram of the cross-flow blade of FIG. 16;
FIG. 18 is a rear view structural view of the cross-flow fan blade of FIG. 16;
FIG. 19 is a schematic structural view of a stationary blade of a cross-flow fan blade according to an embodiment of the present invention;
FIG. 20 is a sectional view taken along line E-E of FIG. 19;
FIG. 21 is a right side view structural view of FIG. 19;
FIG. 22 is a left side view structural diagram of FIG. 19;
FIG. 23 is a schematic structural view of a movable blade of a cross-flow fan blade according to an embodiment of the present invention;
fig. 24 is a sectional view along direction F-F of fig. 23.
the reference numerals are represented as:
1. fixing the disc; 2. a fixed blade; 3. a movable blade; 4. a concave arc; 5. a convex arc; 6. a groove; 7. a stopper portion; 8. a circular arc surface; 9. a rotating shaft; 10. a connecting disc; 11. a reversing disc; 12. a commutation motor; 13. a reversing shaft; 14. a chute; 15. fixing grooves; 16. a claw is provided.
Detailed Description
Referring to fig. 1 to 24 in combination, according to an embodiment of the present invention, a cross-flow fan blade includes a fixed disk 1, fixed blades 2, movable blades 3, and an adjusting mechanism, the fixed blades 2 are fixedly disposed on the fixed disk 1, the movable blades 3 include a connecting end and a swinging end, the connecting end is rotatably connected to the fixed blades 2, the swinging end is connected to the adjusting mechanism, and swings with respect to the fixed blades 2 under an adjusting action of the adjusting mechanism.
The blade of the through-flow fan blade comprises a fixed blade 2 and a movable blade 3, when the air outlet angle of the through-flow fan blade needs to be adjusted, the swing angle of the movable blade 3 relative to the fixed blade 2 can be adjusted through an adjusting mechanism, so that the structure of the fixed fan blade formed by combining the movable blade 3 and the fixed blade 2 is changed, the direction of the movable blade 3 of the through-flow fan blade is changed, the blowing function of the through-flow fan blade at different angles is realized, the application range of the through-flow fan blade can be enlarged, and the universality of the through-flow fan blade is improved.
in the present embodiment, the fixed blades 2 are uniformly arranged on the fixed disk 1 in the circumferential direction, and are arranged in a cylindrical shape at a certain angle. The diameter of the fixed blade 2 is larger than that of the fixed disk 1, so that the minimum distance between the connecting position of the movable blade 3 and the fixed blade 2 and the circle center of the fixed disk 1 is larger than that of the fixed disk 1, and the interference between the movable blade 3 and the fixed disk 1 can be effectively avoided. Preferably, in order to facilitate the fitting between the fixed disk 1 and the fixed blades 2, mounting grooves are provided at the inner circumferential sides of the fixed blades 2, and parts of the fixed disk 1 are inserted into the mounting grooves of the respective fixed blades 2, thereby realizing the fixed mounting between the fixed disk 1 and the fixed blades 2.
In the present embodiment, the fixed blade 2 is located on the inner peripheral side of the movable blade 3, the outer peripheral side of the fixed blade 2 is provided with a concave arc 4, the connecting end of the movable blade 3 includes a convex arc 5, and the movable blade 3 and the fixed blade 2 are rotatably connected through the convex arc 5 and the concave arc 4. Through the cooperation of convex arc 5 and concave arc 4 between fixed blade 2 and the movable blade 3, can form good rotation and connect for movable blade 3 can conveniently rotate for fixed blade 2, adjusts simply fast. Preferably, the diameter of the convex arc 5 is equal to or slightly smaller than that of the concave arc 4, so that a good fit can be formed between the convex arc 5 and the concave arc 4, relative movement except rotation between the convex arc 5 and the concave arc 4 is effectively avoided, and the stability and reliability of the connecting structure between the fixed blade 2 and the movable blade 3 are improved. A steering structure similar to a human body joint can be formed between the convex arc 5 and the concave arc 4, and steering adjustment is more flexible.
Preferably, at least one side of the movable blade 3 is provided with a groove 6, both sides of the concave arc 4 are provided with stops 7 defining the swing position of the movable blade 3, the groove 6 is provided corresponding to the stop 7 on the side where the groove 6 is located, and the stop 7 falls into the groove 6 when the movable blade 3 swings to the limit position. In this embodiment, both sides of movable blade 3 are provided with recess 6, through setting up recess 6, can guarantee movable blade 3's thickness to increase movable blade 3's structural strength, increase movable blade 3's swing angle scope, make movable blade 3 move to backstop 7 and be located after, still can move certain angle towards recess 6, further increase movable blade 3's air-out angle control range.
preferably, one side of the stopping portion 7 facing the groove 6 is an arc surface, specifically, a convex arc surface, and since the stopping portion 7 needs to be in contact with the movable blade 3, a position where the stopping portion 7 is in contact with the movable blade 3 is set to be the convex arc surface, friction between the stopping portion 7 and the movable blade 3 during contact can be reduced, large abrasion between the stopping portion 7 and the movable blade 3 in a swinging process is avoided, meanwhile, interference between the stopping portion 7 and a side wall of the groove 6 can be better avoided, and the service life of the movable blade is prolonged.
Preferably, the opening width of the concave arc 4 is smaller than the maximum diameter of the concave arc 4, and the maximum diameter of the convex arc 5 is larger than the opening width of the concave arc 4, so that the connecting end of the movable blade 3 can be stably kept in the fixed blade 2, and the movable blade 3 is prevented from being pulled out from the fixed blade 2.
In the present embodiment, both side surfaces of the movable vane 3 include concave arc surfaces 8; and/or the two side blade surfaces of the fixed blade 2 comprise concave arc surfaces 8, so that the cross-flow fan blade can have a blowing effect before and after the movable blade 3 is reversed.
Preferably, the arc surfaces 8 on both sides of the movable blade 3 have the same concave radian; and/or the concave radians of the arc surfaces 8 at the two sides of the fixed blade 2 are the same, so that the air outlet capacity of the through-flow fan blade can be kept consistent before and after the movable blade 3 is reversed.
Preferably, the fixed blades 2 are integrally formed with the fixed disk 1, which can enhance the connection strength between the fixed blades 2 and the fixed disk 1. The fixing discs 1 are arranged at two ends of the fixed blade 2, and the fixed blade 2 can be integrally formed with the fixing discs 1 at the two ends or can be integrally formed with one of the fixing discs 1.
the cross-flow fan blade further comprises a rotating shaft 9, and the fixed disc 1 is fixedly connected with the rotating shaft 9, so that the cross-flow fan blade can be conveniently arranged. The rotating shaft 9 can be connected with a bearing and the like, so that the through-flow fan blade can work smoothly.
preferably, the two ends of the fixed blade 2 are respectively provided with a fixed disk 1, a connecting disk 10 is arranged between the fixed disks 1 at the two ends, and the fixed blade 2 is fixedly arranged on the connecting disk 10. Generally speaking, the blade length of through-flow fan blade is longer, and the blade only has both ends fixed, and the centre is unsettled, therefore the blade that is located the centre droops under the action of gravity easily, leads to the blade to warp, influences the structure and the performance of blade. Through set up connection pad 10 between two fixed disks 1, can link together through connection pad 10 each fixed blade 2 that will be located the middle part to the reinforcing is located the fixed blade 2's at middle part structural strength, improves the anti deformability at fixed blade 2 middle part, improves fixed blade 2's structural strength, prolongs the life of through-flow fan blade. Preferably, the connecting discs 10 are multiple and are arranged at intervals along the axial direction of the cross-flow fan blade.
The connecting disc 10 and the fixed blade 2 may be integrally formed, may be fixed by clamping, or may be fixedly connected in other manners.
in this embodiment, the adjusting mechanism includes a reversing disc 11 and a reversing motor 12, the reversing disc 11 is connected to the swing end of the movable blade 3, the reversing motor 12 is fixedly disposed on the fixed disc 1, and the driving end of the reversing motor 12 is connected to the reversing disc 11 and drives the reversing disc 11 to drive the movable blade 3 to swing.
Because the reversing disc 11 is connected with the swing end of the movable blade 3, when the reversing motor 12 drives the reversing disc 11 to rotate, the reversing disc 11 can drive the swing end of the movable blade 3 to rotate along with the reversing disc 11, so that the movable blade 3 swings relative to the fixed blade 2, and the air outlet angle of the through-flow fan blade is adjusted. Preferably, the reversing motor 12 is, for example, a servo motor, so that it is possible to have more accurate rotational angle control, improving the rotational accuracy of the movable blade 3.
preferably, the swing end of the movable blade 3 is provided with a reversing shaft 13 along the axial direction, and the movable blade 3 is rotatably connected with the reversing disc 11 through the reversing shaft 13. The two axial ends of the reversing shaft 13 extend out of the movable blade 3, so that the movable blade 3 and the reversing disc 11 can be conveniently connected in a rotating mode.
Preferably, the reversing shaft 13 and the movable blade 3 are integrally formed, so that the connecting strength between the reversing shaft 13 and the movable blade 3 can be enhanced, and the assembling difficulty between the reversing shaft and the movable blade can be reduced. The reversing shaft 13 can also be rotatably connected with the movable blade 3, a rotating shaft hole can be formed in the movable blade 3 along the axial direction, and the reversing shaft 13 can be arranged in the rotating shaft hole in a penetrating mode to realize the rotary connection with the movable blade 3.
Preferably, the reversing disc 11 is provided with a sliding groove 14, and the reversing shaft 13 is slidably arranged in the sliding groove 14. In the present embodiment, the slide groove 14 extends in the radial direction so that the reversing shaft 13 can slide outward in the radial direction. Through setting up spout 14, can conveniently realize the switching-over of movable blade 3 and adjust, avoid taking place the card phenomenon of dying.
Preferably, a fixing groove 15 is formed in the fixing disk 1 on one side, the fixing groove 15 extends along the rotation direction of the reversing disk 11, the reversing disk 11 is arranged on the axial outer side of the fixing disk 1, an axial limiting member is arranged on the reversing disk 11, and the axial limiting member is arranged in the fixing groove 15 in a penetrating mode and limits the axial position between the reversing disk 11 and the fixing disk 1.
In this embodiment, the axial stop comprises a catch 16, the catch 16 being snapped into the fixing groove 15. The front end of the jaw 16 is tapered to form a guide when the jaw 16 is caught in the fixing groove 15, so that the jaw 16 can be easily inserted into the fixing groove 15. The clamping groove is formed in the outer peripheral side of the clamping jaw 16, the axial length of the clamping groove is the same as the axial depth of the fixing groove 15, the front end of the clamping jaw 16 penetrates out of the other end of the fixing groove 15 after entering the fixing groove 15, then the clamping groove is restored under elastic acting force, the clamping jaw body of the clamping jaw 16 is opened, the side wall of the fixing groove 15 is clamped into the clamping groove in the periphery of the clamping jaw 16, and therefore the axial position between the reversing disc 11 and the fixing disc 1 is limited. Preferably, the rotation angle of the claw 16 in the fixing groove 15 is larger than the rotation angle of the reversing disc 11 relative to the fixed disc 1, so as to avoid the interference of the fixing groove 15 on the rotation of the movable blade 3 and ensure that the air outlet angle of the movable blade 3 can be smoothly adjusted in place.
at the other end of the cross-flow fan blade, the fixed disk 1 further comprises an installation seat arranged on the outer side, and the reversing disk 11 is arranged between the installation seat and a disk body of the fixed disk 1 connected with the fixed blades 2.
preferably, the reversing motor 12 is arranged at one end of the through-flow fan blade far away from the driving motor, so that the influence of the arrangement of the reversing motor 12 on the arrangement of the driving motor can be avoided, and the smooth installation and use of the through-flow fan blade are ensured.
According to the embodiment of the invention, the cross-flow fan comprises the cross-flow fan blade, and the cross-flow fan blade is the cross-flow fan blade.
According to an embodiment of the present invention, an air conditioner includes a crossflow blower which is the crossflow blower described above.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.
Claims (18)
1. A cross-flow fan blade is characterized by comprising a fixed disk (1), fixed blades (2), movable blades (3) and an adjusting mechanism, wherein the fixed blades (2) are fixedly arranged on the fixed disk (1), the movable blades (3) comprise connecting ends and swinging ends, the connecting ends are rotatably connected with the fixed blades (2), and the swinging ends are connected with the adjusting mechanism and swing relative to the fixed blades (2) under the adjusting action of the adjusting mechanism;
The fixed blade (2) is located the inner periphery side of movable blade (3), the outer periphery side of fixed blade (2) is provided with concave arc (4), the link of movable blade (3) includes convex arc (5), movable blade (3) with pass through between fixed blade (2) convex arc (5) with concave arc (4) rotate and connect.
2. Cross-flow fan blade according to claim 1, characterized in that at least one side of the movable blade (3) is provided with a groove (6), the two sides of the concave arc (4) are provided with stops (7) defining the swing position of the movable blade (3), the groove (6) is provided corresponding to the stop (7) on the side where the groove (6) is located, and when the movable blade (3) swings to the limit position to the side, the stop (7) falls into the groove (6).
3. The cross-flow fan blade according to claim 2, wherein one side of the stopping portion (7) facing the groove (6) is a cambered surface.
4. the cross-flow fan blade according to claim 1, wherein the opening width of the concave arc (4) is smaller than the maximum diameter of the concave arc (4), and the maximum diameter of the convex arc (5) is larger than the opening width of the concave arc (4).
5. The cross-flow fan blade of claim 1, wherein two side blade surfaces of the movable blade (3) comprise concave arc surfaces (8); and/or the two side blade surfaces of the fixed blade (2) comprise concave arc surfaces (8).
6. The cross-flow fan blade of claim 5, wherein the arc surfaces (8) at two sides of the movable blade (3) are concave in the same radian; and/or the concave radians of the arc surfaces (8) at the two sides of the fixed blade (2) are the same.
7. The cross-flow fan blade according to claim 1, wherein the fixed blade (2) and the fixed disk (1) are integrally formed.
8. The cross-flow fan blade of claim 1, further comprising a rotating shaft (9), wherein the fixed disk (1) is fixedly connected with the rotating shaft (9).
9. The cross-flow fan blade of claim 1, wherein the fixed disks (1) are respectively arranged at two ends of the fixed blade (2), a connecting disk (10) is arranged between the fixed disks (1) at the two ends, and the fixed blade (2) is fixedly arranged on the connecting disk (10).
10. the cross-flow fan blade according to any one of claims 1 to 9, wherein the adjusting mechanism comprises a reversing disc (11) and a reversing motor (12), the reversing disc (11) is connected with the swinging end of the movable blade (3), the reversing motor (12) is fixedly arranged on the fixed disc (1), the driving end of the reversing motor (12) is connected to the reversing disc (11), and the reversing disc (11) is driven to drive the movable blade (3) to swing.
11. The cross-flow fan blade according to claim 10, wherein a reversing shaft (13) is arranged at the swinging end of the movable blade (3), and the movable blade (3) is rotatably connected with the reversing disc (11) through the reversing shaft (13).
12. The cross-flow fan blade according to claim 11, wherein the reversing shaft (13) and the movable blade (3) are integrally formed.
13. The cross-flow fan blade of claim 11, wherein a chute (14) is arranged on the reversing disc (11), and the reversing shaft (13) is slidably arranged in the chute (14).
14. the cross-flow fan blade of claim 10, wherein a fixing groove (15) is formed in the fixing disk (1) on one side, the fixing groove (15) extends in the rotation direction of the reversing disk (11), the reversing disk (11) is arranged on the axial outer side of the fixing disk (1), an axial limiting piece is arranged on the reversing disk (11), and the axial limiting piece penetrates through the fixing groove (15) and limits the axial position between the reversing disk (11) and the fixing disk (1).
15. The cross-flow fan blade according to claim 14, wherein the axial stop comprises a claw (16), and the claw (16) is clamped in the fixing groove (15).
16. The cross-flow fan blade according to claim 10, wherein the reversing motor (12) is arranged at one end of the cross-flow fan blade far away from the driving motor.
17. a cross-flow fan comprises a cross-flow fan blade, and is characterized in that the cross-flow fan blade is the cross-flow fan blade of any one of claims 1 to 16.
18. An air conditioner comprising a crossflow blower wherein the crossflow blower is the crossflow blower of claim 17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811390405.5A CN109506296B (en) | 2018-11-21 | 2018-11-21 | Cross-flow fan blade, cross-flow fan and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811390405.5A CN109506296B (en) | 2018-11-21 | 2018-11-21 | Cross-flow fan blade, cross-flow fan and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109506296A CN109506296A (en) | 2019-03-22 |
| CN109506296B true CN109506296B (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811390405.5A Active CN109506296B (en) | 2018-11-21 | 2018-11-21 | Cross-flow fan blade, cross-flow fan and air conditioner |
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| CN (1) | CN109506296B (en) |
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| CN110878761A (en) * | 2019-12-06 | 2020-03-13 | 宁波奥克斯电气股份有限公司 | Cross-flow fan blade and air conditioner |
| CN112412848B (en) * | 2020-10-28 | 2022-05-31 | 青岛海尔空调器有限总公司 | Cross flow fan assembly, air conditioner and air volume adjusting method thereof |
| CN112412832B (en) * | 2020-10-28 | 2022-07-19 | 青岛海尔空调器有限总公司 | Cross-flow fan and air conditioner |
| JP7294710B1 (en) | 2022-02-09 | 2023-06-20 | Ｎｅｃプラットフォームズ株式会社 | Sirocco fan, sirocco fan unit and ventilation method |
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| CN204663977U (en) * | 2015-05-26 | 2015-09-23 | 珠海格力电器股份有限公司 | Through-flow fan blade and air-conditioner set |
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| CN106052069A (en) * | 2016-07-11 | 2016-10-26 | 青岛海尔空调器有限总公司 | Swinging blade used for air conditioner and air conditioner |
| CN206496419U (en) * | 2016-12-30 | 2017-09-15 | 广东美的制冷设备有限公司 | Centrifugal wind wheel, combination centrifugal wind wheel and air conditioner |
| CN207161389U (en) * | 2017-09-19 | 2018-03-30 | 中国航空工业集团公司沈阳空气动力研究所 | A kind of wind-tunnel Silence Process axial flow blower/turbine stationary blade regulating mechanism |
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2018
- 2018-11-21 CN CN201811390405.5A patent/CN109506296B/en active Active
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Effective date of registration: 20210309 Address after: 519070 9 Building (Science and technology building) 789 Jinji Road, Qianshan, Zhuhai, Guangdong Patentee after: GREE GREEN REFRIGERATION TECHNOLOGY CENTER Co.,Ltd. OF ZHUHAI Address before: 519070 789 Jinji Road, Qianshan, Xiangzhou District, Zhuhai, Guangdong Patentee before: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI |