CN205101294U - Cooling system and this cooling system's axial fan - Google Patents
Cooling system and this cooling system's axial fan Download PDFInfo
- Publication number
- CN205101294U CN205101294U CN201520683169.1U CN201520683169U CN205101294U CN 205101294 U CN205101294 U CN 205101294U CN 201520683169 U CN201520683169 U CN 201520683169U CN 205101294 U CN205101294 U CN 205101294U
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- CN
- China
- Prior art keywords
- flabellum
- brush
- cooling system
- air
- wheel hub
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 32
- 241000883990 Flabellum Species 0.000 claims abstract description 136
- 239000004831 Hot glue Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 125000001475 halogen functional group Chemical group 0.000 abstract 1
- 239000000463 material Substances 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000000835 fiber Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 244000007853 Sarothamnus scoparius Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002783 friction material Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000009304 pastoral farming Methods 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- F04D29/08—Sealings
- F04D29/16—Sealings between pressure and suction sides
- F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
- F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/55—Seals
- F05D2240/56—Brush seals
Abstract
The utility model provides a cooling system and this cooling system's axial fan which cooling system comprises at downthehole axial fan with at least partial establishing the hole that the wind -guiding cast becomes, axial fan comprises wheel hub and a plurality of flabellum, the flabellum root is connected with wheel hub to extend to apex end, its characterized in that along radial from the root: still including locating the brush on every flabellum, this brush afterbody is connected with the flabellum, and the head extends guide solar or lunar halo, the afterbody superpose of brush is on the pressure face of flabellum, and the afterbody border of brush adheres to with the flabellum and be connected, and the end that should adhere to junction to flabellum apex end is along there being the certain distance.
Description
Technical field
The utility model relates to cooling system, is specifically related to the axial fan of a kind of cooling system and this cooling system.
Background technique
Traditional axial flow wind, axial fan and air-ducting ring be arranged on respectively on respective underframe with can be separate motion.In order to ensure that flabellum is not damaged when wheel hub rotates, flabellum and circumferential edges can reserve certain gap usually between blade tip end and air-ducting ring, and due to vibration and tolerance, reserved certain interlobar fissure is very necessary.But the existence of interlobar fissure can cause aerodynamic losses and reduce performance.
Summary of the invention
The utility model object is to provide the axial fan of a kind of cooling system and this cooling system, with solve that prior art exists because leaving interlobar fissure between blade tip end and air-ducting ring, and cause aerodynamic losses and reduce the problem of performance.
For achieving the above object, the technological scheme that the utility model cooling system adopts is: a kind of cooling system, the hole formed by air-ducting ring and the axial fan be located at least partly in hole form, described axial fan is made up of wheel hub and multiple flabellum, described flabellum root is connected with wheel hub, and radially extends to blade tip end from root; Also comprise the brush be located on each flabellum, this brush afterbody is connected with flabellum, and head extends to air-ducting ring; The afterbody of described brush is stacked and placed on the pressure side of flabellum, and the trailing edge of brush adheres to flabellum and is connected, and this attachment joint is to the end of flabellum blade tip end along there is certain distance.
In such scheme, described flabellum offers groove along described attachment joint, the trailing edge of described brush is placed in attachment in this groove and connects.Described groove is extended along the width direction of flabellum.Described groove extends to opposite side edge from the edge, side of flabellum width direction, and namely groove runs through the total length of flabellum width direction.
In such scheme, the length of described brush is the 0.5-10% of flabellum radial length.
In such scheme, the distance on described attachment joint to the end edge of flabellum blade tip end is the 0.4-9% of flabellum radial length.
In such scheme, it is that the hot melt adhesive injecting tackiness agent connects that described attachment connects.
In such scheme, described brush extends on the direction being parallel to flabellum.
In such scheme, the inner edge in the hole of described air-ducting ring is flexible profile, for protection brush, extends the working life of brush.
In such scheme, the trailing edge of described brush forms binding end by heating and melting.
In such scheme, the length of described brush is uneven.
For achieving the above object, the technological scheme that the utility model axial fan adopts is: a kind of axial fan, is made up of wheel hub and multiple flabellum, and described flabellum root is connected with wheel hub, and radially extends to blade tip end from root; Also comprise the brush be located on each flabellum, this brush afterbody is connected with flabellum, and head extends to air-ducting ring; The afterbody of described brush is stacked and placed on the pressure side of flabellum, and the trailing edge of brush adheres to flabellum and is connected, and this attachment joint is to the end of flabellum blade tip end along there is certain distance.
Compared with prior art, the utility model has the following advantages:
1, because the utility model is provided with brush, the loss of air quantity between flabellum blade tip end and air-ducting ring can be reduced by brush, more have and even can form a sealing area in the gap of blade tip end and air-ducting ring, by means of this, aerodynamic minimization of loss can be made, improve higher performance, can realize improving performance 25-30% by the gap of reducing blade tip end and air-ducting ring at flabellum attachment brush.
2, equally because the utility model is provided with brush, be particularly suitable for the motor of Architectural Equipment, brush can blocks dust and mud, makes it be deposited in outside air-ducting ring; Brush can also reduce noise, and particularly can reduce the aerodynamic noise that the eddy current owing to there is gap formation at blade tip end and air-ducting ring causes, the level of noise of minimizing may reach 15-17dB.
3, because brush trailing edge of the present utility model and flabellum adhere to the end of the attachment joint be connected to flabellum blade tip end along there is certain distance, a lap is there is between flabellum and brush, namely brush is not be connected with flabellum in overlap region, brush is moveable in overlap region, when colliding to enable brush and air-ducting ring, brush bends, adhere to compared with brush with traditional at flabellum blade tip end, the working life effectively extending brush is adhered in the position of distance blade tip end one segment distance.
4, the utility model structure brush is directly attached on flabellum, and install operation easy to connect, structure is simple.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment cooling system;
Fig. 2 is the wheel hub of a band flabellum in the utility model embodiment;
Fig. 3 is the brush-type flabellum in the utility model embodiment;
Fig. 4 is with reeded flabellum in the utility model embodiment;
Fig. 5 is a part for flabellum in the utility model embodiment, and in figure, brush sticks on flabellum.
In above accompanying drawing: 1, cooling system; 2, air-ducting ring; 3, hole; 4, axial fan; 5, wheel hub; 6, rotating center; 7, flabellum; 8, root; 9, blade tip end; 10, brush; 11, trailing edge; 12, joint is adhered to; 13, arrow; 14, arrow; 15, edge, side; 16, opposite side edge; 17, brush end points; 18, groove.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment: shown in Fig. 1-5:
A kind of cooling system 1, see Fig. 1, the hole 3 formed by air-ducting ring 2 and the axial fan 4 be located at least partly in hole 3 form, and described axial fan 4 is made up of wheel hub 5 and multiple flabellum 7, and in figure, institute's target 6 is the rotating center of axial fan 4.
See Fig. 1-5, the root 8 of described flabellum 7 is connected with wheel hub 5, and radially extends to blade tip end 9 from root 8.Cooling system further comprises the brush 10 be located on each flabellum 7, and this brush 10 afterbody is connected with flabellum 7, and head extends to air-ducting ring 2.
The afterbody of described brush 10 is stacked and placed on the pressure side of flabellum 7, and the trailing edge 11 of brush 10 adheres to flabellum 7 and is connected, and the end of this attachment joint 12 to flabellum 7 blade tip end 9 is along existing certain distance, and this distance is designated as d in figure 3.
Above-mentioned " attachment connects " refers to stacked superincumbent connection, as the adhering junction with injection adhesive, or thermal compression welding, connect for preferred mode with the hot melt adhesive injecting tackiness agent, not only reliable but also facilitate.
Being stressed of flabellum when above-mentioned " pressure side " refers to work, i.e. outlet air surface.
As shown in Figure 2, described axial fan 4 is applicable to the direction transfer air along being parallel to rotating center 6, as shown in figure upward arrow 13.At the run duration of axial fan 4, the hole 3 that air is formed by air-ducting ring 2.Shown in Fig. 2, wheel hub 5 is connected to 12 flabellums 7, and wheel hub 5 rotates around the direction of arrow 14 indication, does not show brush in Fig. 2.
As Fig. 3 shows a part for flabellum 7, wherein trailing edge 11 attachment of brush 10 is connected to the attachment joint 12 that distance blade tip end 9 length is d.The length of brush 10 will exceed blade tip end 9, because the length of brush is larger than d, forms brush 10 to extend out length r from flabellum blade tip end 9 by means of the part that has more.In concrete diagram, distance d is about 4mm, but the length of r is about 5mm.
As shown in Figure 4, described flabellum 7 offers groove 18 along described attachment joint 12, the trailing edge 11 of described brush 10 is placed in attachment in this groove 18 and connects, to be firmly attached on the groove 18 on flabellum 7.
As shown in Figure 3, described groove 18 is extended along the width direction of flabellum 7, and groove 18 extends to brush end points 17 from the edge, side 15 of flabellum width direction, and brush end points 17 is X with the distance at the opposite side edge 16 of flabellum.This is citing, and actual further groove 18 also can extend to opposite side edge 16 from the edge, side 15 of flabellum width direction, namely groove 18 runs through the total length of flabellum 7 width direction.
The length of described brush 10 is 0.5-10% of flabellum 7 radial length.The distance d on the end edge of described attachment joint 12 to flabellum blade tip end 9 is 0.4-9% of flabellum radial length.
Described brush 10 extends on the direction being parallel to flabellum 7.
The inner edge in the hole of described air-ducting ring 2 is flexible profile, can extend the working life of brush 10 like this.
Fig. 5 demonstrates a part for flabellum 7, and wherein brush 10 forms an angle theta with the center line of flabellum 7, and the direction contrary along sense of rotation when rotating with axial fan 4 extends.
Axial fan 4, the same, be made up of wheel hub 5 and multiple flabellum 7, described flabellum 7 root 8 is connected with wheel hub 5, and radially extends to blade tip end 9 from root 8, also comprises the brush 10 be located on each flabellum 7, this brush 10 afterbody is connected with flabellum 7, and head extends to air-ducting ring 2.The afterbody of described brush 10 is stacked and placed on the pressure side of flabellum 7, and the trailing edge 11 of brush 10 adheres to flabellum 7 and is connected, and the end of this attachment joint 12 to flabellum blade tip end 9 is along there is certain distance.
Above, term " axial fan " is appreciated that a fan being used to gas transfer, particularly air on the running shaft direction being parallel to fan to the present embodiment.The direction of the flowing of air may include radial part, so axial fan comprises usual so-called mixed flow fan, namely that axis and radial component have the fan of air quantity.Here air is appreciated that and comprises all gas, so " air-flow " in the present invention refers to the flowing of gas.
The axial fan 4 of the present embodiment may be used to the cooling of motor.Motor comprises a part for such as tractor, or combine-harvester, or other any similar farm machinery, also comprise excavator, bulldozer, crane etc. similar for highway with the engineering machinery of highway, in addition, axial fan 4 also may be used to ventilation field, comprises marine ships equipment, wind-power electricity generation, pastoral farming and building ventilation.
Wheel hub 5 is connected with motor shaft usually, to be driven or motor Direct driver or fluid motor-driven by motor by belt pulley.Axle drives wheel hub 5 to rotate the flowing causing air together.During Air flow engine, the outer surface of air-cooled engine, crosses to the radiator of cooling liquid cooling in the air-blowing of oil cooling system hollow.This axle may become the power engine of outrigger shaft.
Flabellum 7 can be seen as a part for wheel hub 5, also can by as the independently assembly be connected with wheel hub 5.Therefore " root 8 of flabellum 7 is connected with wheel hub 5 " this term is to be understood as two kinds and looks like.In the rear one meaning, flabellum 7 is dismountable with the connection of wheel hub 5.
In a specific example, flabellum 7 and wheel hub 5 are designed to the inclined degree adjusting flabellum 7 when flabellum 7 is connected with wheel hub 5 by adjusting angle plug.Then the angle of flabellum 7 can be put new angle plug with wheel hub 5 and lock flabellum 7 by being removed from wheel hub 5 by flabellum 7 or unclamping flabellum 7, adjusts the angle that flabellum 7 to is new.
The material of wheel hub 5 and flabellum 7 includes metallic material, plastic material or other composite materials as glass or carbon fiber, respective material as iron, aluminium, polycarbonate (PC), polystyrene, teflon, polyamide, polypropylene or vinyl etc.The words of other metals or plastic materials are used also to be acceptable.
Flabellum 7 number of blade composition of fan has a variety of, flabellum 7 combination have 3,4,5,6,7,8,9,10,11,12,13,14 etc., the distribution of the flabellum 7 normally equally spaced outer surface along wheel hub 5.Special, flabellum 7 also may the asymmetric outer surface being distributed in wheel hub 5.The interval range of the length of flabellum 7 is 50-1200mm, such as 100mm, 250mm, 500mm, 750mm, 1000mm, 1200mm.The axial thickness of fan 4 is between 30-400mm.
The length of flabellum 7 is appreciated that the link position from blade tip end 9 to flabellum and wheel hub.Concrete when flabellum 7 and wheel hub 5 be fixed to one overall time, the length of flabellum 7 is to be understood as the distance from blade tip end 9 to the outer of wheel hub 5.
Each flabellum 7 can be counted as movable part in an attachment portion and an air.Specifically, when flabellum 7 be connected on wheel hub be detachable time, attached part is the part that flabellum 7 is connected with wheel hub 5.Concrete when flabellum 7 and wheel hub 5 are integrated time, attached part should be understood to the transition portion between flabellum 7 and wheel hub 5.
Because axial fan 4 and air-ducting ring 2 are arranged on respective base respectively, during cooling system work, can be moved or vibrate.Air-ducting ring 2 will be passed through at fan run duration air, the type of air-ducting ring is porose board-like, material can be iron plate, also can be steel plate, but, air-ducting ring 2 also may be a pipeline as horn mouth, may be maybe the hole 3 of an axial fan 4 at least partially in the opening in air-ducting ring 2, and air or other gas can be moved by fan 4.
Because axial fan 4 is positioned at hole 3 at least partly, air-ducting ring 2 is usually very close apart from the distance of blade tip end 9.
Will be appreciated that, so-called " this brush 10 afterbody is connected with flabellum 7, and head extends to air-ducting ring 2 " not only refers to brush 10 and directly extends to air-ducting ring with the direction at 0 degree of angle diametrically, equally also comprises brush 10 with zero degree or arbitrarily angled extension.Give an example, brush 10 may extend on ± 30 degree of directions, also possibility ± 20 degree, also may be ± 15 degree.
Brush 10 becomes row to form by bristle arrangements one by one.Bristle comprises plastics fibre material, as different polyamide, as PA6, nylon, aramid fiber, polyesters.As an alternative, bristle can comprise carbon fiber and other natural fibre as vegetable fiber.
Brush 10 trailing edge and flabellum 7 adhere to the end of attachment joint 12 to the flabellum blade tip end 9 be connected along there is certain distance, a lap is there is between flabellum 7 and brush 10, namely brush is not be connected with flabellum in overlap region, brush 10 is moveable in overlap region, when colliding to make brush 10 and air-ducting ring 2, brush 10 can bend, adhere to compared with brush with traditional at flabellum blade tip end 9, the working life effectively extending brush 10 is adhered in the position of distance blade tip end 9 one segment distance.Because traditional direct blade tip end 9 that is bonded at by brush 10 can make tip more easily peel off, more easily wear and tear simultaneously.
In addition, longer brush 10 can be used to increase flexibility.This can improve cooling system performance further, because whisk broom underaction usually, such as harder, the reaction therefore for air-ducting ring 2 is also more responsive.
Because can not overlappingly paste when brush 10 adheres on flabellum 7, so need more reasonably to distribute for bristle.And, the gap between blade tip end 9 and air-ducting ring 2 can be made like this to be formed and better to close.
Because this cooling system 1 is particularly suitable for the motor of Architectural Equipment, brush 10 can also blocks dust and mud, makes it be deposited in outside air-ducting ring 2.Brush 10 can reduce noise, particularly can reduce the aerodynamic noise that the eddy current owing to being formed in gap at blade tip end 9 and air-ducting ring 2 causes.The level of noise reduced may reach 15-17dB.
In addition, because flabellum 7 rotates, contacting with air-ducting ring 2 generating period the level of noise caused may reduce to some extent.For reaching these objects, sealing area between flabellum 7 blade tip end 9 and air-ducting ring 2 can be increased.
Give an example, the length at groove 18 first end (brush end points 17) distance edge, flabellum 7 side 16 is the 0.5-30% of fan thickness, also may be 1-25% or 2-20%.The distance at groove 18 second end distance flabellum 7 opposite side edge 15 may be the 0.2-20% at fan thickness, also may be 0.5-15% or 1-10%.
Concrete, the length of brush 10 is uneven, because the gap between blade tip end 9 and air-ducting ring 2 is not etc., but should understand on the other hand, the length of brush 10 is unified substantially.
Brush 10 may be processed before being bonded at flabellum 7.Give an example, due to heat when hot melt adhesive connects, one of bristle 10 can melt polymerization formation pearl.The conveniently adhesion of brush 10, this head of pearl is placed in groove 18, and such brush 10 just can be contained on flabellum 7 by this head adhering to pearl, and such as such as glue adheres to.
Should be appreciated that brush 10 is attached on flabellum 7 after being bonded together by the bristle of bunchy to be formed.
In a kind of situation, brush is being in substantially parallel relationship to the extension of flabellum direction.In another replacement scheme, brush tilts, relative to radial direction shape at an angle.Angular range between 0-25 degree, as at 0-15 degree.If tilt, brush may extend back relative to sense of rotation.
In order to protect brush 10 when fan 4 operates, adhere to flexible profile by the inner edge in the hole of air-ducting ring 2, the working life of brush 10 can be extended like this.Flexible material may comprise such as low-friction material, such as polytetrafluoroethylene (PTFE) or vinyl.
In another kind of scheme, the hole 3 of air-ducting ring 2 is also provided with brush 10.In this scheme, both can increase the sealing in hole 3, protect again the brush 10 be attached on flabellum 7.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (9)
1. a cooling system, the hole formed by air-ducting ring and the axial fan be located at least partly in hole form, described axial fan is made up of wheel hub and multiple flabellum, described flabellum root is connected with wheel hub, and radially extend to blade tip end from root, it is characterized in that: also comprise the brush be located on each flabellum, this brush afterbody is connected with flabellum, and head extends to air-ducting ring; The afterbody of described brush is stacked and placed on the pressure side of flabellum, and the trailing edge of brush adheres to flabellum and is connected, and this attachment joint is to the end of flabellum blade tip end along there is certain distance.
2. cooling system according to claim 1, is characterized in that: the length of described brush is the 0.5-10% of flabellum radial length.
3. cooling system according to claim 1, is characterized in that: the distance on described attachment joint to the end edge of flabellum blade tip end is the 0.4-9% of flabellum radial length.
4. cooling system according to claim 1, is characterized in that: it is that the hot melt adhesive injecting tackiness agent connects that described attachment connects.
5. cooling system according to claim 1, is characterized in that: the trailing edge of described brush forms binding end by heating and melting.
6. cooling system according to claim 1, is characterized in that: the length of described brush is uneven.
7. cooling system according to claim 1, is characterized in that: described brush extends on the direction being parallel to flabellum.
8. cooling system according to claim 1, is characterized in that: the inner edge in the hole of described air-ducting ring is elasticity profile.
9. an axial fan, is made up of wheel hub and multiple flabellum, and described flabellum root is connected with wheel hub, and radially extend to blade tip end from root, it is characterized in that: also comprise the brush be located on each flabellum, this brush afterbody is connected with flabellum, and head extends to air-ducting ring; The afterbody of described brush is stacked and placed on the pressure side of flabellum, and the trailing edge of brush adheres to flabellum and is connected, and this attachment joint is to the end of flabellum blade tip end along there is certain distance.
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CN201520683169.1U CN205101294U (en) | 2015-09-07 | 2015-09-07 | Cooling system and this cooling system's axial fan |
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CN201520683169.1U CN205101294U (en) | 2015-09-07 | 2015-09-07 | Cooling system and this cooling system's axial fan |
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CN205101294U true CN205101294U (en) | 2016-03-23 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105179316A (en) * | 2015-09-07 | 2015-12-23 | 莫迪温集团有限公司 | Cooling system and axial flow fan of cooling system |
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2015
- 2015-09-07 CN CN201520683169.1U patent/CN205101294U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105179316A (en) * | 2015-09-07 | 2015-12-23 | 莫迪温集团有限公司 | Cooling system and axial flow fan of cooling system |
CN105179316B (en) * | 2015-09-07 | 2018-06-29 | 莫迪温集团有限公司 | The aerofoil fan of cooling system and the cooling system |
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