CN202417993U - Anti-strip bearing gland structure for radiator fan - Google Patents
Anti-strip bearing gland structure for radiator fan Download PDFInfo
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- CN202417993U CN202417993U CN2011203967422U CN201120396742U CN202417993U CN 202417993 U CN202417993 U CN 202417993U CN 2011203967422 U CN2011203967422 U CN 2011203967422U CN 201120396742 U CN201120396742 U CN 201120396742U CN 202417993 U CN202417993 U CN 202417993U
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- bearing gland
- gland
- clamping part
- bearing support
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Abstract
The utility model relates to an anti-strip bearing gland structure for a radiator fan, which is assembled on the top end of a bearing carrier of the radiator fan and achieves a positioning and anti-strip state through a buckle structure. The bearing gland comprises a cylinder wall, a butt edge and a lateral limit edge; the buckle structure comprises an inner circumference buckle part arranged outside the cylinder wall of the bearing gland, and an outer circumference buckle part arranged on the inner wall of the bearing carrier; the position and the shape of the outer circumference buckle part can be matched and buckled with the inner circumference buckle part to prevent the bearing gland from stripping; the lower end of the cylinder wall of the bearing gland and the top end of the bearing carrier are respectively provided with an angle guide position which can guide the bearing gland to be assembled into the bearing carrier; a 0.2-0.5mm oblique angle clearance is arranged between the inner circumference buckle part and the outer circumference buckle part; and the oblique angle clearance is in a downward oblique angle shape from inside to outside, thereby generating an action of downward pressure guide. Therefore, the utility model can greatly enhance the positioning firmness of the bearing gland combination state, and prolong the service life of the radiator fan.
Description
Technical field
The utility model relates to a kind of radiation fan bearing gland structure, and being meant especially to reach through bearing gland structure rigid bearing provides the axle center can stablize high speed rotating and lubricated smooth and easy effect, to promote the innovation structure design of this radiation fan running radiating efficiency.
Background technique
Heat radiation fan module is most important for computer and peripheral product thereof; It directly has influence on operational effectiveness, stability and the operating life of CPU or inner associated component; And the low vibratility of the Structural Design Requirement of heat radiation fan module, low noise property, high cooling efficiency and long service life etc.; Relatively also along with computer product structure Design development trend progresses greatly relatively, and stride forward towards directions such as volume miniaturization, frivolous and low power consumings.
In the existing cooling fan structure design, mainly form by pedestal, stator pack and flabellum rotor group; Wherein this flabellum rotor group rotary supporting part position is made up of the pivot group state of axle center and bearing usually; And can keep stable and rotate smooth and easy state when letting the rotation of this axle center; Must be through bearing with the axle center strong fix; So the installing means of fixation of this bearing directly influences this rotor set overall operation smoothness; If this bearing installing means of fixation can't be born the vibration that running brings, will influence the running efficiency of radiation fan, therefore must design in detail to solve its problem and scarce fraud to the installing steadiness of bearing.
In the existing cooling fan structure design; Though existing industry employing group is established the mode of bearing gland with the possible problem that gets loose of solution bearing, yet its bearing gland adopts drive fit insert group mode integrated positioning usually on the bearing support of radiation fan; Not enough is; This kind structural form finds that in actual use experience it is not enough that the location steadiness of its bearing gland itself is still disliked, and has the problem and the secret worry that break away from bearing support gradually to exist easily; More the working life of remote-effects radiation fan, fail to meet the desirable quality and the functional requirement of industry in fact.
Therefore,, how to develop a kind of innovation structure that has more desirable practicability, looked forward to by the user in fact, also must make great efforts target and the direction that research and development break through for relevant dealer to the existing problem of above-mentioned existing cooling fan structure.
In view of this, the creator this in manufacturing development and the design experiences of being engaged in Related product for many years, to above-mentioned target, in detail after design and the scrupulous assessment, eventually this creation of a true tool practicability.
Summary of the invention
The purpose of the utility model is to provide a kind of radiation fan bearing gland structure, and the bearing gland that is primarily aimed at existing radiation fan still exists the location not enough problem of steadiness to improve breakthrough.
For achieving the above object, the technological scheme that the utility model adopts is: a kind of loose-prevention type bearing gland structure of radiation fan, and said radiation fan comprises a pedestal, a bearing support, stator group, a rotor set and a bearing gland; Wherein this bearing support is located at pedestal one and is sentenced the confession group and establish a bearing, and inner tool one inwall of this bearing support; Said stator pack is located at the bearing support periphery, is made up of inner tool one madial wall of this plastic insulation skeleton frame silicon steel plate, coil and plastic insulation skeleton frame; This rotor set comprises a wheel hub, be located on the outside a plurality of flabellums of this wheel hub perisporium, be located on upright this one axle bed portion of rotor set central authorities that is located in a magnetic rings, an axle center of this wheel hub week pars intramuralis is the state that protrudes out downward vertically and pivot and inserts and be matched with this bearing; Said bearing gland is mounted on this bearing support top, and this bearing gland reaches location anticreep state through a buckle structure; Wherein this bearing gland comprises: a barrel is between cylinder shape form and this bearing support inwall and is the close-fitting combination form; One compresses edge, is formed at this barrel hypomere portion to compress bearing; The spacing edge of one side direction is located at this barrel upper end outer rim and is protruded out towards the plastic insulation skeleton frame direction of stator pack, with spacing this stator pack; Said buckle structure comprises: enclose clamping part in one, the barrel of being located at this bearing gland is outside; One peripheral clamping part is located at this bearing support inwall, and position that should the periphery clamping part and form can fasten with the interior mutual inlay card of clamping part that encloses, and gets loose to prevent this bearing gland; And wherein, the barrel lower end and the bearing support top of said bearing gland are provided with the lead angle position, go into the guide function of bearing support so that the bearing gland group to be provided; Again wherein; Should in enclose between clamping part and the peripheral clamping part and have the oblique angle gap of size between 0.2mm to 0.5mm; Gap, said oblique angle is served as reasons interior and outer downward-sloping oblique angle form, when said bearing gland rises, can produce the guide function to lower compression.
Related content in the technique scheme is explained as follows:
1. in the such scheme, the spacing edge of the side direction of said bearing gland is the direct contact of side direction and pushes against in the structural form of the set plastic insulation skeleton frame of this stator pack.
2. in the such scheme; The set plastic insulation skeleton frame of said stator pack madial wall is formed with a spacing recessed edge; So that the spacing edge side direction of the side direction of said bearing gland protrudes out to this spacing recessed edge top, make be between the spacing edge of this side direction and the spacing recessed edge have the gap or mutual against relativeness.
3. in the such scheme, more be provided with one between said axle center and the bearing gland and protect oily structure, comprising: a ring groove, the indent form is formed at the intermediate section in this axle center in the form of a ring, and the position of this ring groove is corresponding with this bearing upper end; One inward flange is formed at this bearing gland inner upper end edge place and is inside ring-type and protrudes out shape; A plurality of oil ducts are formed at the bearing outside and are spaced shape in the form of a ring; One oblique flange; The peripheral predetermined interval distance of axle bed portion that is formed at rotor set is downward ring and establishes the protrusion form; This oblique flange protrudes out distance downwards for to protect ring groove phase contraposition place of oily structure to this, and tiltedly the section configuration of flange lower end surface is declivity shape from inside to outside.
4. in the such scheme, the oily structure of said guarantor more includes soft guarantor's oil ring body, and it is that soft materials such as silica gel or rubber constitute, and is the link spring shape form and is mounted on this ring groove place.
5. in the such scheme, the two is cyclic form to enclose clamping part and peripheral clamping part in said, or one for another person of cyclic form be form spaced apart.
The utility model working principle and advantage are following:
The loose-prevention type bearing gland structure of a kind of radiation fan of the utility model; Mainly through between said bearing gland and the bearing support and be provided with the innovation unique texture design of said buckle structure; The existing structure that the utility model control background technology is carried can reach significantly lift shaft pressure cap assembled state location steadiness, prolong the radiation fan practical improvement in working life.And the structural design that barrel lower end and bearing support top through this bearing gland are provided with the lead angle position, the guide function that more can provide the bearing gland group to go into bearing support makes the assembling of bearing gland more smooth and easy efficient; On the other hand, through enclosing between clamping part and the peripheral clamping part in this and having the structural design in gap, said oblique angle, can, this bearing gland produce when rising, further the anticreep effect of intensified bearing gland to the lower compression guide function.
Description of drawings
Accompanying drawing 1 is the assembled sectional view of the utility model structure preferred embodiment;
Accompanying drawing 2 is the view sub-anatomy of the utility model structure preferred embodiment;
Accompanying drawing 3 is that assembled sectional view amplifies in the thin portion of the utility model radiation fan bearing gland structure;
Accompanying drawing 4 is another enforcement illustration of the spacing form of the spacing edge of the utility model side direction;
Accompanying drawing 5 is guarantor's oil structure function schematic representation of the utility model bearing gland.
In the above accompanying drawing: 10. pedestal; 20. bearing support; 21. inwall; 211. oil duct; 22. bearing; 30. stator pack; 31. silicon steel plate; 32. coil; 33. plastic insulation skeleton frame; 331. madial wall; 332. spacing recessed edge; 40. rotor set; 41. wheel hub; 42. flabellum; 43. magnetic rings; 44. axle center; 45. oblique flange; 50. bearing gland; 51. compress edge; 52. barrel; 53. the spacing edge of side direction; 54. inward flange; 55. in enclose clamping part; 60. protect oily structure; 61. ring groove; 62. soft guarantor's oil ring body; 70. buckle structure; 71. peripheral clamping part; 72. lead angle position; 01. lubricated oil body; 46. axle bed portion; 73. gap, oblique angle.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described:
Embodiment: shown in accompanying drawing 1～3, a kind of loose-prevention type bearing gland structure of radiation fan,
Said radiation fan comprises a pedestal 10, a bearing support 20, stator group 30, a rotor set 40 and a bearing gland 50; Wherein this bearing support 20 is located at pedestal 10 1 and is sentenced the confession group and establish a bearing 22, and these bearing support 20 inner tool one inwalls 21; This stator pack 30 is located at bearing support 20 peripheries, is made up of these plastic insulation skeleton frame 33 inner tool one madial walls 331 silicon steel plate 31, coil 32 and plastic insulation skeleton frame 33; This rotor set 40 comprises a wheel hub 41, be located on the outside a plurality of flabellums 42 of these wheel hub 41 perisporiums, be located on upright these rotor set 40 central axle bed portions 46 that are located in a magnetic rings 43, an axle center 44 of these wheel hub 41 all pars intramuralis is the state that protrudes out downward vertically and pivot and inserts and be matched with this bearing 22; 50 of this bearing glands are mounted on this bearing support 20 tops, and reach location anticreep state through a buckle structure 70; Wherein this bearing gland 50 comprises:
One barrel 52 is between cylinder shape form and this bearing support 20 inwalls 21 and is the close-fitting combination form;
One compresses edge 51, is formed at these barrel 52 hypomere portions to compress bearing 22;
The spacing edge 53 of one side direction is located at these barrel 52 upper end outer rims and is protruded out towards plastic insulation skeleton frame 33 directions of stator pack 30, with spacing this stator pack 30; 70 of this buckle structures comprise:
Enclose clamping part 55 in one, be located at barrel 52 outsides of this bearing gland 50;
One peripheral clamping part 71 is located at this bearing support 20 inwalls 21, and position that should periphery clamping part 71 and form can fasten with the interior clamping part 55 mutual inlay cards that enclose, and gets loose to prevent this bearing gland 50;
And wherein, barrel 52 lower ends and bearing support 20 tops of this bearing gland 50 are provided with lead angle position 72, to provide bearing gland 50 groups of guide functions of going into bearing support 20; Again wherein; Should in enclose between clamping part 55 and the peripheral clamping part 71 and have the oblique angle gap 73 (as shown in Figure 3) of size between 0.2mm to 0.5mm; Gap, said oblique angle 73 is served as reasons interior and outer downward-sloping oblique angle form; With when this bearing gland 50 rises, can produce to the lower compression guide function.
As shown in Figure 3, wherein, the spacing edge 53 of the side direction of this bearing gland 50 can be the direct contact of side direction and push against in the structural form of this stator pack 30 set plastic insulation skeleton frames 33.
As shown in Figure 4; Wherein, These stator pack 30 set plastic insulation skeleton frame 33 madial walls 331 are formed with a spacing recessed edge 332; So that spacing edge 53 side direction of the side direction of this bearing gland 50 protrude out to this spacing recessed edge 332 tops, make be between spacing edge 53 of this side direction and the spacing recessed edge 332 have the gap or each other against relativeness.
As shown in Figure 4, wherein, more can be provided with one between this axle center 44 and the bearing gland 50 and protect oily structure 60, comprising: a ring groove 61, the indent form is formed at the intermediate section in this axle center 44 in the form of a ring, and the position of this ring groove 61 is corresponding with these bearing 22 upper ends; One inward flange 54 is formed at these bearing gland 50 inner upper end edge places and is inside ring-type and protrudes out shape; A plurality of oil ducts 221 are formed at bearing 22 outsides and are spaced shape in the form of a ring; One oblique flange 45; Axle bed portion 46 peripheral predetermined interval distance that are formed at rotor set 40 are downward ring and establish the protrusion form; This oblique flange 45 protrudes out distance downwards for to protect ring groove 61 phase contrapositions place of oily structure 60 to this, and tiltedly the section configuration of flange 45 lower end surfaces is declivity shape from inside to outside.
As shown in Figure 4, wherein, this protects oily structure 60 more can include soft guarantor's oil ring body 62, and it is made up of soft materials such as silica gel or rubber, and is the link spring shape form and is mounted on this ring groove 61 places.
As shown in Figure 4, wherein, enclose clamping part 55 and peripheral clamping part 71 in this for the two is cyclic form, or one for another person of cyclic form be form spaced apart.
Form design through said structure, explain as follows with regard to the operative scenario of the utility model now:
As shown in Figure 5; When these rotor set 40 high speed rotating; Can produce the high frequency vibration, with these bearing 22 strong fixs, enclose clamping part 55 in this bearing gland 50 and be embedded in the buckle structure 70 peripheral clamping parts 71 bearing gland 50 is fixed through bearing gland 50; And the edge 51 that compresses that the bearing 22 in the bearing support 50 receives bearing gland 50 compresses generation strong fix effect; And can simultaneously stator pack 30 be fixed in bearing support 20 peripheries, and prevent that through the inward flange 54 of this bearing gland 50 the bearing support 20 inner lubricated oil bodies 01 of high fluidity from overflowing this bearing gland 50 outsides, produces with this and protect oily effect.
When these rotor set 40 high speed rotating; The capillarity of axle center 44 and 22 generations of bearing is prone to lubricate the winding position (shown in L among Fig. 5) that oil body 01 causes axle center 44 and rotor set 40; Inertial properties through this rotor set 40 high speed rotating generation; When lubricated oil body 01 overflow when touching oblique flange 45; Lubricated oil body 01 rotor set 40 rotations are drawn rise throws away rotor set 40, makes the lubricant oil body can remain in bearing support 20 inside, and can reach the effect of internal lubrication oil body 01 recycle.
These ring groove 61 places are provided with soft guarantor's oil ring body 62 (as shown in Figure 4); When lubricated oil body 01 causes soft guarantor's oil ring body 62 on because of rotor set 40 high speed rotating; Inertial properties through this rotor set 40 high speed rotating generation; Let lubricated oil body 01 throw away rotor set 40, make the lubricant oil body can remain in bearing support 20 inside.
The effect explanation:
The loose-prevention type bearing gland structure of a kind of radiation fan of the utility model; Mainly through between said bearing gland and the bearing support and be provided with the innovation unique texture design of said buckle structure; The existing structure that the utility model control background technology is carried can reach significantly lift shaft pressure cap assembled state location steadiness, prolong the radiation fan practical improvement in working life.And the structural design that barrel lower end and bearing support top through this bearing gland are provided with the lead angle position, the guide function that more can provide the bearing gland group to go into bearing support makes the assembling of bearing gland more smooth and easy efficient; On the other hand, through enclosing between clamping part and the peripheral clamping part in this and having the structural design in gap, said oblique angle, can, this bearing gland produce when rising, further the anticreep effect of intensified bearing gland to the lower compression guide function.
The producible new effect of the utility model is following:
Through the guarantor that structure constituted oil structure technology characteristics such as ring groove, inward flange, oblique flanges; When lubricated oil body overflow when touching this oblique flange; Can be oblique lower angle and throw away rotor set and get back in the bearing support lubricating oil body; Make the lubricant oil body can remain in bearing support inside, reach the effect of internal lubrication oil body recycle.
The foregoing description only is the technical conceive and the characteristics of explanation the utility model, and its purpose is to let the personage who is familiar with this technology can understand content of the utility model and enforcement according to this, can not limit the protection domain of the utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the utility model.
Claims (6)
1. the loose-prevention type bearing gland structure of a radiation fan, said radiation fan comprises a pedestal, a bearing support, stator group, a rotor set and a bearing gland; Wherein this bearing support is located at pedestal one and is sentenced the confession group and establish a bearing, and inner tool one inwall of this bearing support; Said stator pack is located at the bearing support periphery, is made up of inner tool one madial wall of this plastic insulation skeleton frame silicon steel plate, coil and plastic insulation skeleton frame; This rotor set comprises a wheel hub, be located on the outside a plurality of flabellums of this wheel hub perisporium, be located on upright this one axle bed portion of rotor set central authorities that is located in a magnetic rings, an axle center of this wheel hub week pars intramuralis is the state that protrudes out downward vertically and pivot and inserts and be matched with this bearing; Said bearing gland is mounted on this bearing support top, it is characterized in that: this bearing gland reaches location anticreep state through a buckle structure; Wherein this bearing gland comprises:
One barrel is between cylinder shape form and this bearing support inwall and is the close-fitting combination form;
One compresses edge, is formed at this barrel hypomere portion to compress bearing;
The spacing edge of one side direction is located at this barrel upper end outer rim and is protruded out towards the plastic insulation skeleton frame direction of stator pack, with spacing this stator pack;
Said buckle structure comprises:
Enclose clamping part in one, the barrel of being located at this bearing gland is outside;
One peripheral clamping part is located at this bearing support inwall, and position that should the periphery clamping part and form can fasten with the interior mutual inlay card of clamping part that encloses, and gets loose to prevent this bearing gland;
And wherein, the barrel lower end and the bearing support top of said bearing gland are provided with the lead angle position, go into the guide function of bearing support so that the bearing gland group to be provided; Again wherein; Should in enclose between clamping part and the peripheral clamping part and have the oblique angle gap of size between 0.2mm to 0.5mm; Gap, said oblique angle is served as reasons interior and outer downward-sloping oblique angle form, when said bearing gland rises, can produce the guide function to lower compression.
2. the loose-prevention type bearing gland structure of radiation fan according to claim 1 is characterized in that: the spacing edge of the side direction of said bearing gland be side direction directly contact push against in the structural form of the set plastic insulation skeleton frame of this stator pack.
3. the loose-prevention type bearing gland structure of radiation fan according to claim 1; It is characterized in that: the set plastic insulation skeleton frame of said stator pack madial wall is formed with a spacing recessed edge; So that the spacing edge side direction of the side direction of said bearing gland protrudes out to this spacing recessed edge top, make be between the spacing edge of this side direction and the spacing recessed edge have the gap or mutual against relativeness.
4. the loose-prevention type bearing gland structure of radiation fan according to claim 1; It is characterized in that: more be provided with one between said axle center and the bearing gland and protect oily structure; Comprise: a ring groove; The indent form is formed at the intermediate section in this axle center in the form of a ring, and the position of this ring groove is corresponding with this bearing upper end; One inward flange is formed at this bearing gland inner upper end edge place and is inside ring-type and protrudes out shape; A plurality of oil ducts are formed at the bearing outside and are spaced shape in the form of a ring; One oblique flange; The peripheral predetermined interval distance of axle bed portion that is formed at rotor set is downward ring and establishes the protrusion form; This oblique flange protrudes out distance downwards for to protect ring groove phase contraposition place of oily structure to this, and tiltedly the section configuration of flange lower end surface is declivity shape from inside to outside.
5. the loose-prevention type bearing gland structure of radiation fan according to claim 4, it is characterized in that: the oily structure of said guarantor more includes soft guarantor's oil ring body, and it constitutes for soft materials, is the link spring shape form and is mounted on this ring groove place; Said soft materials is silica gel or rubber.
6. the loose-prevention type bearing gland structure of radiation fan according to claim 1, it is characterized in that: the two is cyclic form to enclose clamping part and peripheral clamping part in said, or one for another person of cyclic form be form spaced apart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203967422U CN202417993U (en) | 2011-10-18 | 2011-10-18 | Anti-strip bearing gland structure for radiator fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203967422U CN202417993U (en) | 2011-10-18 | 2011-10-18 | Anti-strip bearing gland structure for radiator fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202417993U true CN202417993U (en) | 2012-09-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203967422U Expired - Fee Related CN202417993U (en) | 2011-10-18 | 2011-10-18 | Anti-strip bearing gland structure for radiator fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202417993U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015055A (en) * | 2016-07-27 | 2016-10-12 | 苏州聚力电机有限公司 | Insulating base structure of cooling fan |
| CN106224260A (en) * | 2016-07-27 | 2016-12-14 | 苏州聚力电机有限公司 | The dielectric base structure of radiator fan |
-
2011
- 2011-10-18 CN CN2011203967422U patent/CN202417993U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015055A (en) * | 2016-07-27 | 2016-10-12 | 苏州聚力电机有限公司 | Insulating base structure of cooling fan |
| CN106224260A (en) * | 2016-07-27 | 2016-12-14 | 苏州聚力电机有限公司 | The dielectric base structure of radiator fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20191018 |
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| CF01 | Termination of patent right due to non-payment of annual fee |