CN208123127U - Fan frame body and its fan with vibration-proof structure - Google Patents

Abstract

The utility model provides a kind of fan frame body and its fan with vibration-proof structure, include a fan frame ontology, with one first port and one second port and a runner and a bottom, first port, second port is divided into the upper of the fan frame ontology, lower both ends, the runner is set to first port, between second port and with first port, second port is connected, the bottom is set to second passage port, the bottom, which is hung down, sets a beam barrel and plural stator blade, the plural number stator blade both ends are separately connected the bottom and the fan frame ontology, the inner wall of the fan frame ontology, which annularly arranges, is equipped with plural vibration-proof structure, the plural number vibration-proof structure may be selected any in convex body structure or groove structure.

Description

Fan frame body and its fan with vibration-proof structure

Technical field

The utility model relates to a kind of fan frame body and its fan, refer in particular to a kind of fan frame body with vibration-proof structure and Its fan.

Background technique

In field of radiating, effectively to distribute heat, existing is that the cooling air-flow generated using fan carries out forcing to dissipate Heat, so that heat be dispersed.And fan generates the principle of cooling air-flow nothing more than being the flabellum wing-type design relied on rotor, leads to It crosses motor and circuit board drives rotor, rotate rotor with normal speed, the air-foil blade turning work done through rotating causes thrust And generate cooling air-flow.And fan frame often generates unnecessary fundamental vibration and derives additional noise when rotor rotation, then Person, applied to the fan in servomechanism and computer, the fundamental vibration for rotating and generating will affect the hard disc in servomechanism and computer Reading efficiency, and the fundamental vibration that rotor rotation generates can also make fan itself and the information technoloy equipments such as servomechanism, computer or logical Interrogate the reduced service life of equipment, family and audio-visual devices and industrial equipment.And current existing reduction fan propeller fundamental vibration Mode have to rotor counterweight balance correction or fan frame it is additional with gasket or other can absorbing, sound insulation material absorb vibration It is dynamic.

However, above-mentioned existing method generates additionally because having put into additional material, such as clump weight, absorbing pad etc. Cost payout.

Therefore, how to reduce fundamental vibration with increase the fan frame of fan, the service life of servomechanism and apparatus such as computer and Increase reading efficiency, and the cost for reducing vibration damping is the direction to be made great efforts of this field researcher.

Utility model content

The purpose is to reduce the fundamental vibrations of the fan frame of fan by the one of the utility model, while reducing the cost of vibration damping.

The another object of the utility model increases the fan frame of fan and sets using IT such as the servomechanism of the fan frame and computers The service life and reading efficiency of standby or communication apparatus, family and audio-visual devices and industrial equipment.

To reach above-mentioned purpose, the utility model provides a kind of fan frame body with vibration-proof structure, it is characterized in that packet Contain：

One fan frame ontology has one first port, one second port, a runner and a bottom, first port, second Port is divided into the upper/lower terminal of the fan frame ontology, the runner be set between first port, the second port and with this first Port, the second port are connected, which is set to second passage port, which, which hangs down, sets a beam barrel and plural stator blade, this is multiple Number stator blade both ends are separately connected the bottom and the fan frame ontology, and the inner wall of the fan frame ontology annularly arranges and is equipped with plural number Vibration-proof structure, plural number vibration-proof structure selection are in convex body structure or groove structure.

The fan frame body with vibration-proof structure, wherein：The fan frame ontology has plural frame, the plural number gimbal axis The fan frame ontology and the plural number vibration-proof structure are formed to overlapping.

The fan frame body with vibration-proof structure, wherein：The plural number frame has one first frame and one second frame Frame, first port are formed in the upside of first frame, and a third connectivity mouth is formed in the downside of first frame, this is second logical Mouth is formed in the downside of second frame, and a four-way mouth is formed in the upside of second frame, first frame and this second Frame material is different.

The fan frame body with vibration-proof structure, wherein：The plural number vibration-proof structure has a first part and one the Two parts, the first part are formed in first frame, which is formed in second frame and the corresponding first part, At the fan frame ontology, which corresponds to the 4th port for first frame, the second frame axial direction congruent form, and this first Part and the second part are correspondingly formed the vibration-proof structure.

The fan frame body with vibration-proof structure, wherein：The plural number frame also has a third frame, and one the 5th is logical Mouth is formed in the upside of the third frame, and one the 6th port is formed in the downside of the third frame, first frame, second frame Frame and the third frame material are different.

The fan frame body with vibration-proof structure, wherein：The plural number vibration-proof structure has a first part, one second Part and a Part III, the first part are formed in first frame, which is formed in second frame, the third Part is formed in the third frame, and the top of the Part III corresponds to the first part, and the lower part of the Part III is corresponding The second part, at the fan frame ontology, the third connectivity mouth is corresponding for first frame, the second frame, third frame axial direction congruent form 5th port, the 4th port corresponds to the 6th port, and the first part, the second part and the Part III are corresponding Form the vibration-proof structure.

The fan frame body with vibration-proof structure, wherein：The plural number vibration-proof structure is in geometry and defines respectively There is a virtual axis of a vibration-proof structure, the virtual axis of the vibration-proof structure of each vibration-proof structure is to be parallel to each other or not parallel, the fan frame Body defining has a virtual axis of fan frame ontology, and between the virtual axis of fan frame ontology and the virtual axis of each vibration-proof structure An angle is defined.

The fan frame body with vibration-proof structure, wherein：The uniform annular arrangement of plural number vibration-proof structure is uneven Annular arrangement.

To reach above-mentioned purpose, in addition the utility model provides a kind of fan, with the aforementioned wind with vibration-proof structure Fan frame body, it is characterized in that comprising：

Stator group has and is arranged with plural coil outside plural silicon steel sheet and the plural number silicon steel sheet, which is arranged Outside the beam barrel；

One rotor set there is a mandrel and a wheel hub and a permanent magnet, the mandrel to be mutually perpendicular to group with the wheel hub and set, the wheel It is equipped with plural flabellum outside hub, which is set to the inner peripheral surface of the wheel hub；

One bearing is set to inside the beam barrel, which is rotatably hubbed at the bearing.

The fan, wherein：The wing axially extending direction of the plural number flabellum and the axial direction of the plural number vibration-proof structure are prolonged It stretches contrary.

By the design of the utility model, the structure of the fan frame ontology can be strengthened to reduce the vibration of fundamental vibration 30~50% Width, and then make to reach using the equipment (such as servomechanism or computer etc.) of the fan frame body and its fan with vibration-proof structure To preferable hard disc reading efficiency.

Detailed description of the invention

Fig. 1 a, Fig. 1 b are the stereoscopic schematic diagrams of the first embodiment for the fan frame body that the utility model has vibration-proof structure；

Fig. 2 a, Fig. 2 b are Fig. 1 a of the first embodiment for the fan frame body that the utility model has vibration-proof structure, figure respectively The line A-A cut-away view of 1b；

Fig. 3 a, Fig. 3 b are the vibration-proof structure parts of the first embodiment for the fan frame body that the utility model has vibration-proof structure Enlarged drawing；

Fig. 4 a, Fig. 4 b are Fig. 1 a of the second embodiment for the fan frame body that the utility model has vibration-proof structure, figure respectively The line A-A cut-away view of 1b；

Fig. 5 a, Fig. 5 b are Fig. 1 a of the 3rd embodiment for the fan frame body that the utility model has vibration-proof structure, figure respectively The line A-A cut-away view of 1b；

Fig. 6 a, Fig. 6 b are three-dimensional groups of the first embodiment of the fan for the fan frame body that the utility model has vibration-proof structure Close figure；

Fig. 7 a, Fig. 7 b are the figure of the first embodiment of the fan for the fan frame body that the utility model has vibration-proof structure respectively The line B-B cut-away view of 6a, Fig. 6 b；

Fig. 8 a, Fig. 8 b be the utility model have vibration-proof structure fan frame body fan first embodiment flabellum with The opposite schematic diagram of vibration-proof structure extending direction.

Description of symbols：Fan frame body 10 with vibration-proof structure；Fan frame ontology 100；First frame 100a；Second frame Frame 100b；Third frame 100c；First port 101；Second port 102；Third connectivity mouth 103；4th port 104；5th port 105；6th port 106；Runner 107；Bottom 108；Beam barrel 1081；Stator blade 1082；Vibration-proof structure 109；First part 109a；The Two part 109b；Part III 109c；Convex body structure 1091；Groove structure 1092；Stator pack 20；Silicon steel sheet 201；Coil 202； Rotor set 30；Mandrel 301；Wheel hub 302；Flabellum 303；Permanent magnet 304；Bearing 40；The virtual axis X of vibration-proof structure；Fan frame ontology Virtual axis Y；Angle α.

Specific embodiment

The above-mentioned purpose and its structure of the utility model and characteristic functionally, by the preferred embodiment according to institute's accompanying drawings It is explained.The purpose of schema is that the utility model is enable to be more easily understood, and can encyclopaedize those schemas in this article, And it is made to constitute a part of specific embodiment.Pass through specific embodiment herein and refer to corresponding schema, with detailed Explain specific embodiment of the utility model, and the action principle to illustrate invention.

Fig. 1 a, Fig. 1 b, Fig. 2 a, Fig. 2 b and Fig. 3 a, Fig. 3 b are please referred to, is the fan frame that the utility model has vibration-proof structure The stereoscopic schematic diagram and Fig. 1 a of the first embodiment of body, the line A-A cut-away view of Fig. 1 b and vibration-proof structure partial enlarged view, as schemed institute Show, the fan frame body 10 described in the utility model with vibration-proof structure includes a fan frame ontology 100, in the present embodiment, the fan 100 system of frame ontology is expressed as single fan frame, and however, it is not limited to this, and other some variations are implemented as described later.

The fan frame ontology 100 has one first port 101 and one second port 102 and a runner 107 and a bottom 108, First port, the second port 101,102 are divided into the upper/lower terminal of the fan frame ontology 100, and the runner 107 is set to should It is connected between first port, the second port 101,102 and with first port, the second port 101,102, which sets It is placed at second port 102, which, which hangs down, sets a beam barrel 1081 and plural stator blade 1082,1082 both ends of plural number stator blade It is separately connected the bottom 108 and the fan frame ontology 100, the inner wall of the fan frame ontology 100, which annularly arranges, is equipped with plural vibration damping Structure 109, the plural number vibration-proof structure 109 selection are any in convex body structure 1091 or groove structure 1092.

The plural number vibration-proof structure 109 is in geometry, and in the present embodiment, which is in parallel four Side shape, however, it is not limited to this, in other embodiments, the plural number vibration-proof structure 109 be also possible to other rectangles, circle, Ellipse or other a few conjunction shapes.And the plural number vibration-proof structure 109 has defined the virtual axis X of a vibration-proof structure respectively, in this reality It applies in example, the virtual axis X system of the vibration-proof structure of each vibration-proof structure 109 is expressed as being parallel to each other, in other embodiments, each The virtual axis X of the vibration-proof structure of vibration-proof structure 109 can also be expressed as being not parallel to each other.The fan frame ontology 100 has defined a fan The virtual axis Y of frame ontology, and an angle has been defined between the virtual axis Y of the fan frame ontology and the virtual axis X of the vibration-proof structure α, and the angle α is 1 degree to 179 degree or 181 degree to 359 degree of angle.And in the present embodiment, the plural number vibration-proof structure 109 systems are expressed as uniform annular arrangement, that is, 109 spacing distance of each vibration-proof structure is identical, and in other embodiments, this is multiple Number vibration-proof structure 109 can also be expressed as uneven annular arrangement.

By this design of the utility model, the setting of the plural number vibration-proof structure 109 can strengthen the knot of the fan frame ontology 100 Structure, reduces the amplitude of fundamental vibration 30~50%, and then makes equipment (such as the information technoloy equipments such as servomechanism or computer using the fan Or communication apparatus, family and audio-visual devices and industrial equipment) can achieve preferable hard disc reading efficiency or reduce vibration equipment And increase stability.

Please refer to Fig. 4 a, Fig. 4 b, be the utility model have vibration-proof structure fan frame body second embodiment Fig. 1 a, The line A-A cut-away view of Fig. 1 b, and it is aided with a, Fig. 1 b, Fig. 2 a, Fig. 2 b and Fig. 3 a, Fig. 3 b refering to fig. 1, as shown, the present embodiment Part-structure and function are identical as above-mentioned first embodiment, therefore will not be described in great detail herein, and only the present embodiment and above-mentioned first is implemented Example does not exist together and is, which has a plural frame, the plural number frame axial direction congruent form at the fan frame ontology 100 and The plural number vibration-proof structure 109, each frame axially overlapped can be combined in a manner of screw lock, snap-in structure or injection molding etc..

In the present embodiment, the plural number frame system of the fan frame ontology 100 is expressed as having one first frame 100a and one Second frame 100b, first port 101 are formed in the upside of first frame 100a, a third connectivity mouth 103 be formed in this The downside of one frame 100a, second port 102 are formed in the downside of second frame 100b, and one the 4th port 104 is formed in The upside of second frame 100b, and the first frame 100a and the second frame 100b material are different.

The plural number vibration-proof structure 109 has an a first part 109a and second part 109b, first part 109a shape It is formed in the second frame 100b and corresponding first part 109a in first frame 100a, second part 109b, it should Axially overlapping forms the fan frame ontology 100 by first frame, second frame 100a, 100b, the third connectivity mouth of first frame 100a The 4th port 104 of 103 corresponding second frame 100b, and first part 109a and second part 109b are correspondingly formed The vibration-proof structure 109.It is by the first frame 100a and the second frame 100b material difference, such as first frame 100a PBT material, and second frame 100b is PA66 material, because the vibration frequency of unlike material is also different, it is possible into one Step reduces the resonance of first frame, second frame 100a, 100b, while also reducing noise.

Please refer to Fig. 5 a, Fig. 5 b, be the utility model have vibration-proof structure fan frame body 3rd embodiment Fig. 1 a, The line A-A cut-away view of Fig. 1 b, and being aided with refering to Fig. 4 a, Fig. 4 b, as shown, the present embodiment part-structure and function and above-mentioned the Two embodiments are identical, therefore will not be described in great detail herein, and only the present embodiment is with not existing together for above-mentioned second embodiment, the fan frame ontology The 100 plural number frame system is expressed as with more a third frame 100c, and one the 5th port 105 is formed in third frame 100c Upside, one the 6th port 106 is formed in the downside of third frame 100c, the first frame 100a and second frame 100b and third frame 100c material are different.

The plural number vibration-proof structure 109 has more a Part III 109c, and Part III 109c is formed in the third frame 100c, and the top of Part III 109c corresponds to first part 109a, the lower part of Part III 109c correspond to this Axially overlapping forms the fan frame ontology by two part 109b, first frame, the second frame, third frame 100a, 100b, 100c 100, corresponding 5th port 105 of the third connectivity mouth 103, corresponding 6th port 106 of the 4th port 104, and this first Part 109a, second part 109b and Part III 109c are correspondingly formed the vibration-proof structure 109.By first frame 100a and the second frame 100b and third frame 100c material are different, such as first frame 100a is PBT material, and Second frame 100b is PA66 material, and third frame 100c is PPE material, because the vibration frequency of unlike material is not yet Together, it is possible to it is further reduced the resonance of first frame, the second frame, third frame 100a, 100b, 100c, while Reduce noise.

It please read and examine Fig. 6 a, Fig. 6 b, Fig. 7 a, Fig. 7 b, be the three-dimensional combination figure of the first embodiment of the fan of the utility model And the line B-B cut-away view of Fig. 6 a, Fig. 6 b, and a, Fig. 1 b- Fig. 5 a, Fig. 5 b refering to fig. 1 together, as shown, the wind of the present embodiment Fan can apply that aforementioned the first~tri- embodiment of fan frame body with vibration-proof structure is any, and previous embodiment is to disclose Technical characteristic then will not be described in great detail herein.The fan includes stator group 20, a rotor set 30 and a bearing 40.

The stator pack 20, which has, is arranged with plural coil 202 outside plural silicon steel sheet 201 and the plural number silicon steel sheet 201, should Stator pack 20 is sheathed on outside the beam barrel 1081.The rotor set 30 has a mandrel 301 and a wheel hub 302 and a permanent magnet 304, The mandrel 301 is mutually perpendicular to group with the wheel hub 302 and sets, and plural flabellum 303 is equipped with outside the wheel hub 302.The bearing 40 is set to Inside the beam barrel 1081, which is rotatably hubbed at the bearing 40, to enable the permanent magnet 304 and the plural number silicon steel sheet 201 appearance face interval is corresponding.

And it please be aided with refering to Fig. 8 a, Fig. 8 b, flabellum schematic diagram opposite with vibration-proof structure extending direction, the plural number flabellum 303 Wing axially extending direction it is axially extending contrary with the plural number vibration-proof structure 109.By the plural number vibration-proof structure 109 Setting can strengthen the structure of the fan frame ontology 100, reduce the amplitude of the fundamental vibration 30~50% generated when rotor rotation, And then make equipment (such as the information technoloy equipments such as servomechanism or computer or communication apparatus, family and audio-visual devices and work using the fan Industry equipment) it can achieve preferable hard disc reading efficiency or reduce vibration equipment and increase stability.In addition, the plural number vibration damping knot Structure 109 also changes the reciprocation between the free end of the plural number flabellum 303 and the fan frame ontology 100, and further decreases Fundamental resonance and noise.

It is described above to be merely exemplary for the utility model, and not restrictive, those of ordinary skill in the art Understand, without departing from the spirit and scope defined by the claims, can many modifications may be made, variation or it is equivalent, but It falls within the protection scope of the utility model.

Claims (10)

1. a kind of fan frame body with vibration-proof structure, it is characterized in that comprising：

One fan frame ontology has one first port, one second port, a runner and a bottom, first port, the second port It is divided into the upper/lower terminal of the fan frame ontology, the runner is set between first port, the second port and first logical with this Mouth, the second port are connected, which is set to second passage port, which, which hangs down, sets a beam barrel and plural stator blade, the plural number Stator blade both ends are separately connected the bottom and the fan frame ontology, and the inner wall of the fan frame ontology annularly arranges and subtracts equipped with plural number Vibration structure, plural number vibration-proof structure selection are in convex body structure or groove structure.

2. the fan frame body according to claim 1 with vibration-proof structure, it is characterised in that：The fan frame ontology has plural number Frame, the plural number frame axial direction congruent form is at the fan frame ontology and the plural number vibration-proof structure.

3. the fan frame body according to claim 2 with vibration-proof structure, it is characterised in that：The plural number frame has one the One frame and one second frame, first port are formed in the upside of first frame, and a third connectivity mouth is formed in first frame The downside of frame, second port are formed in the downside of second frame, and a four-way mouth is formed in the upside of second frame, should First frame and the second frame material are different.

4. the fan frame body according to claim 3 with vibration-proof structure, it is characterised in that：The plural number vibration-proof structure has One first part and a second part, the first part are formed in first frame, which is formed in second frame And the corresponding first part, first frame, the second frame axial direction congruent form at the fan frame ontology, the third connectivity mouth correspond to this Four ports, and the first part and the second part are correspondingly formed the vibration-proof structure.

5. the fan frame body according to claim 3 with vibration-proof structure, it is characterised in that：The plural number frame also has one Third frame, one the 5th port are formed in the upside of the third frame, and one the 6th port is formed in the downside of the third frame, should First frame, second frame and the third frame material are different.

6. the fan frame body according to claim 5 with vibration-proof structure, it is characterised in that：The plural number vibration-proof structure has One first part, a second part and a Part III, the first part are formed in first frame, which is formed in Second frame, which is formed in the third frame, and the top of the Part III corresponds to the first part, this The lower part of three parts corresponds to the second part, and first frame, the second frame, third frame axial direction congruent form are at the fan frame sheet Body, the third connectivity mouth correspond to the 5th port, and the 4th port corresponds to the 6th port, and the first part, this second Divide and the Part III is correspondingly formed the vibration-proof structure.

7. the fan frame body according to claim 1 with vibration-proof structure, it is characterised in that：The plural number vibration-proof structure is in several What shape has simultaneously defined the virtual axis of a vibration-proof structure respectively, and the virtual axis of the vibration-proof structure of each vibration-proof structure is to be parallel to each other Or it is not parallel, which has a virtual axis of fan frame ontology, and the virtual axis of fan frame ontology and each vibration damping An angle has been defined between the virtual axis of structure.

8. the fan frame body according to claim 1 with vibration-proof structure, it is characterised in that：The plural number vibration-proof structure is uniform Annular arrangement or uneven annular arrangement.

9. a kind of fan, with the fan frame body such as according to any one of claims 1 to 8 with vibration-proof structure, feature It is to include：

Stator group has and is arranged with plural coil outside plural silicon steel sheet and the plural number silicon steel sheet, which is sheathed on this Outside beam barrel；

One rotor set has a mandrel and a wheel hub and a permanent magnet, which is mutually perpendicular to group with the wheel hub and sets, outside the wheel hub It is equipped with plural flabellum, which is set to the inner peripheral surface of the wheel hub；

One bearing is set to inside the beam barrel, which is rotatably hubbed at the bearing.

10. fan according to claim 9, it is characterised in that：The wing axially extending direction of the plural number flabellum is multiple with this Count the axially extending contrary of vibration-proof structure.