CN203453092U - Multi-layer protective long-life structure direct current cooling fan - Google Patents
Multi-layer protective long-life structure direct current cooling fan Download PDFInfo
- Publication number
- CN203453092U CN203453092U CN201320513436.1U CN201320513436U CN203453092U CN 203453092 U CN203453092 U CN 203453092U CN 201320513436 U CN201320513436 U CN 201320513436U CN 203453092 U CN203453092 U CN 203453092U
- Authority
- CN
- China
- Prior art keywords
- housing
- flabellum
- axle core
- cooling fan
- bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model relates to a cooling fan used for a packaging type system such as a computer and a household appliance, in particular to a multi-layer protective long-life structure direct current cooling fan. An integral structure comprises a stator integrated structure, a rotor integrated structure and fan blades, wherein the stator integrated structure is composed of an outer frame, a base, a direct current motor, a bearing and a wear resistant gasket, and the rotor integrated structure is composed of the fan blades containing shaft cores, an iron shell, a rubber magnet and a clamping spring. Firstly, the inclined plane of the outer frame is matched with the inclined planes of the fan blades to form a first layer of dustproof structure, and additionally, ladder shaft holes of interband circular grooves in the fan blades and installing grooves formed between convex shaft holes in an upper insulated wire rack and a circular boss are mutually nested, matched and connected to form a second layer and a third layer of dustproof structures and a leakproof structure, so that the dustproof and oil leakproof effects of the cooling fan are guaranteed. Additionally, an oil-way groove is formed in the bearing adopted by the multi-layer protective long-life structure direct current cooling fan, and the structure has special characteristics in design of dust prevention and oil storage, so that compared with a traditional structure, the service life of a fan product is greatly prolonged.
Description
Technical field
The utility model relates to the radiation fan that the enclosed type system such as a kind of computer, household electrical appliances is used, and espespecially adopts that multilayer is dustproof, a kind of multilayer proofing long lifetime structure DC radiation fan of oil-leakage-prevention effect.
Background technique
Along with scientific and technological development, household electrical appliances and computer are all widely used, yet the use of household electrical appliances and computer can produce a large amount of heat, for household electrical appliances or computer can normally be operated for a long time, so allow household electrical appliances or computer have the function of autonomous heat radiation, conventionally the heat dissipating method adopting is to increase radiation fan, and conventional radiation fan is axial order installation housing, stator, rotor and flabellum, sealing is not high, do not reach effect dustproof and long-term oil storage, because the accumulation of dust and the volatilization of lubricant oil can cause the working life of radiation fan low, what conventional radiation fan adopted simultaneously is all common oil-impregnated bearing, and the grease proofing structure throwing away of can not preventing dust, make the unblocked bearing that enters of dust, and the lubricant oil of bearing easily throws away because fan running is subject to centrifugal forces affect, to increase operation friction coefficient like this, cause the slack-off or in advance stall of rotation speed of the fan, also reduced the working life of radiation fan to a certain extent, and do not reach the object of heat radiation.
Summary of the invention
For addressing the above problem, the utility model is intended to disclose the sealed type systems such as a kind of computer, household electrical appliances because the heat build-up problem that electronic current causes needs the radiation fan that heat loss through convection is used by force, espespecially adopts to have that multilayer is dustproof, a kind of multilayer proofing long lifetime structure DC radiation fan of the long lifetime structure of oil throwing.
For achieving the above object, the technical solution adopted in the utility model is: a kind of multilayer proofing long lifetime structure DC radiation fan, and described long lifetime structure DC radiation fan overall structure comprises stator integrated morphology, rotor integrated morphology and flabellum; Described stator integrated morphology is comprised of housing, base, d.c. motor, bearing and wear-resistant gasket; Described rotor integrated morphology is comprised of flabellum, iron-clad, glue magnetic and the jump ring containing axle core; Described d.c. motor forms by upper and lower insulation coil holder, silicon steel sheet with containing the pcb board of IC electronic component, and silicon steel sheet is arranged between upper and lower insulation coil holder, and forms coil after coiling, then is connected to form d.c. motor with the pcb board containing IC electronic component; In the middle of described housing, be provided with in housing and manage; Described bearing is provided with oil circuit groove in inside, bearing is installed on housing inside by pipe in housing; In described housing, pipe is sealed bottom, and in housing, managing outer installment has installation positioning step, and the outer circular edge end face of housing motor fixed base is set to inclined ramp with the level, becomes nested against one another to be connected with flabellum inner circle edge stepped shape; Described flabellum internal circle acies face is set to inclined ramp with the level, form nested against one another being connected with the cylindrical tilt stage of housing motor fixed base, the axle core root round platform of flabellum is provided with annulus around, forms nested against one another being connected with the projection part of upper insulating frame; The central position of described upper insulation coil holder is set to two toroidals of band projection, becomes two-way nested-grid ocean to be connected with flabellum interior circular annular; Described wear-resistant gasket is arranged on and in housing, manages inner bottom part.
The axle core of described rotor integrated morphology, by bearings, is axially arranged in housing, and by the axle core root of flabellum, is positioned pipe bottom in housing, by preset criss-cross jump ring, the axle core groove of rotor blade is arranged in screens.
The axle core end of described flabellum adopts semi-circular design.
The beneficial effects of the utility model are embodied in: first the utility model structure is to upper insulation coil holder, the shape of flabellum and housing and structural design, three layers of dustproof construction and two-layer leakage proof structure have been formed, first the plane of inclination of housing and flabellum plane of inclination complements each other to form first layer dustproof construction, the mutually nested formation second that is connected of mounting groove simultaneously forming between the ladder axis hole of the inner interband annulus of flabellum separate slot and the protruding axis hole of upper insulation coil holder and round ring boss, the dustproof construction of three layers and leakage proof structure, guaranteed the dustproof of radiation fan, oil-leakage-prevention effect, the bearing that the utility model structure adopts is simultaneously with oil circuit groove, because this structure is dustproof, the particularity of oil storage design aspect, make fan life of product have significantly and promote than conventional construction.The axle core end of flabellum is protected " point contacts " all the time with the wear-resistant gasket of managing inner bottom part in housing, flabellum axial motion when this prevents fan operation.
Accompanying drawing explanation
Fig. 1 is the utility model assembling cross section structure schematic diagram.
Fig. 2 is the utility model decomposition texture schematic diagram.
Accompanying drawing marking explanation: 1, flabellum, 2, iron-clad, 3, glue magnetic, 4, upper insulation coil holder, 5, silicon steel sheet, 6, lower insulation coil holder, 7, pcb board, 8, bearing, 9, jump ring, 10, housing, 11, base, 12, wear-resistant gasket, 13, manage in housing, 14, axle core.
Embodiment
Below in conjunction with accompanying drawing, describe embodiment of the present utility model in detail:
As shown in the figure, a kind of multilayer proofing long lifetime structure DC radiation fan, described long lifetime structure DC radiation fan overall structure comprises stator integrated morphology, rotor integrated morphology and flabellum (1); It is characterized in that, described stator integrated morphology is comprised of housing (10), base (11), d.c. motor, bearing (8) and wear-resistant gasket (12); Described rotor integrated morphology is comprised of flabellum (1), iron-clad (2), glue magnetic (3) and the jump ring (9) containing axle core (14); Described d.c. motor forms by upper and lower insulation coil holder (4,6), silicon steel sheet (5) with containing the pcb board (7) of IC electronic component, silicon steel sheet (5) is arranged between upper and lower insulation coil holder (4,6), and form coil after coiling, then be connected to form d.c. motor with the pcb board (7) containing IC electronic component; In the middle of described housing (10), be provided with pipe (13) in housing; Described bearing (8) is provided with oil circuit groove in inside, bearing (8) is installed on housing (10) inside by pipe (13) in housing; In described housing, pipe (13) is sealed bottom, in housing, pipe (13) outer installment has installation positioning step, the outer circular edge end face of housing motor fixed base (11) is set to inclined ramp with the level, becomes nested against one another be connected with flabellum inner circle edge stepped shape; Described flabellum internal circle acies face is set to inclined ramp with the level, form nested against one another being connected with the cylindrical tilt stage of housing motor fixed base (11), axle core (14) the root round platform of flabellum (1) is provided with annulus around, forms nested against one another being connected with the projection part of upper insulating frame (4); The central position of described upper insulation coil holder (4) is set to two toroidals of band projection, becomes two-way nested-grid ocean to be connected with flabellum interior circular annular; Described wear-resistant gasket (12) is arranged on pipe (13) inner bottom part in housing.The axle core (14) of described rotor integrated morphology supports by bearing (8), axially be arranged in housing (10), and by axle core (14) root of flabellum (1), be positioned pipe (13) bottom in housing, by preset criss-cross jump ring (9), axle core (14) groove of the flabellum of rotor integrated morphology (1) is arranged in screens.Axle core (14) end of described flabellum (1) adopts semi-circular design.The utility model structure is to upper insulation coil holder (4), shape and the structural design of flabellum (1) and housing (10), three layers of dustproof construction and two-layer leakage proof structure have been formed, first the plane of inclination of housing (10) and flabellum (1) plane of inclination complements each other to form first layer dustproof construction, the mutually nested formation second that is connected of mounting groove simultaneously forming between the ladder axis hole of the inner interband annulus of flabellum (1) separate slot and the protruding axis hole of upper insulation coil holder (4) and round ring boss, the dustproof construction of three layers and leakage proof structure, guaranteed the dustproof of radiation fan, oil-leakage-prevention effect, the bearing (8) that the utility model structure adopts is simultaneously with oil circuit groove, because this structure is dustproof, the particularity of oil storage design aspect, make fan life of product have significantly and promote than conventional construction." point contacts " protected all the time with the wear-resistant gasket of pipe (13) inner bottom part in housing in axle core (14) end of flabellum (1), flabellum (1) axial motion when this prevents fan operation.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, the technician of the industry, under the inspiration of the technical program, can make some distortion and revise, any modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.
Claims (3)
1. a multilayer proofing long lifetime structure DC radiation fan, described long lifetime structure DC radiation fan overall structure comprises stator integrated morphology, rotor integrated morphology and flabellum; It is characterized in that: described stator integrated morphology is comprised of housing, base, d.c. motor, bearing and wear-resistant gasket; Described rotor integrated morphology is comprised of flabellum, iron-clad, glue magnetic and the jump ring containing axle core; Described d.c. motor forms by upper and lower insulation coil holder, silicon steel sheet with containing the pcb board of IC electronic component, and silicon steel sheet is arranged between upper and lower insulation coil holder, and forms coil after coiling, then is connected to form d.c. motor with the pcb board containing IC electronic component; In the middle of described housing, be provided with in housing and manage; Described bearing is provided with oil circuit groove in inside, bearing is installed on housing inside by pipe in housing; In described housing, pipe is sealed bottom, and in housing, managing outer installment has installation positioning step, and the outer circular edge end face of housing motor fixed base is set to inclined ramp with the level, becomes nested against one another to be connected with flabellum inner circle edge stepped shape; Described flabellum internal circle acies face is set to inclined ramp with the level, form nested against one another being connected with the cylindrical tilt stage of housing motor fixed base, the axle core root round platform of flabellum is provided with annulus around, forms nested against one another being connected with the projection part of upper insulating frame; The central position of described upper insulation coil holder is set to two toroidals of band projection, becomes two-way nested-grid ocean to be connected with flabellum interior circular annular; Described wear-resistant gasket is arranged on and in housing, manages inner bottom part.
2. a kind of multilayer proofing long lifetime structure DC radiation fan according to claim 1, it is characterized in that: the axle core of described rotor integrated morphology passes through bearings, axially be arranged in housing, and by the axle core root of flabellum, be positioned pipe bottom in housing, by preset criss-cross jump ring, the axle core groove of rotor blade is arranged in screens.
3. a kind of multilayer proofing long lifetime structure DC radiation fan according to claim 1, is characterized in that: the axle core end of described flabellum adopts semi-circular design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320513436.1U CN203453092U (en) | 2013-08-12 | 2013-08-12 | Multi-layer protective long-life structure direct current cooling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320513436.1U CN203453092U (en) | 2013-08-12 | 2013-08-12 | Multi-layer protective long-life structure direct current cooling fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203453092U true CN203453092U (en) | 2014-02-26 |
Family
ID=50132971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320513436.1U Expired - Fee Related CN203453092U (en) | 2013-08-12 | 2013-08-12 | Multi-layer protective long-life structure direct current cooling fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203453092U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912839A (en) * | 2015-06-10 | 2015-09-16 | 宁波生久散热科技有限公司 | Plastic bearing and cooling fan and process for making plastic bearing |
| CN107882756A (en) * | 2017-12-12 | 2018-04-06 | 上海冷盟精密电机有限公司 | A kind of high-performance radiator fan for space industry |
| CN109944818A (en) * | 2019-04-15 | 2019-06-28 | 东莞市海星和实业有限公司 | A kind of small-sized fans and outer rotor brushless motor of new waterproof dustproof construction |
-
2013
- 2013-08-12 CN CN201320513436.1U patent/CN203453092U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912839A (en) * | 2015-06-10 | 2015-09-16 | 宁波生久散热科技有限公司 | Plastic bearing and cooling fan and process for making plastic bearing |
| CN107882756A (en) * | 2017-12-12 | 2018-04-06 | 上海冷盟精密电机有限公司 | A kind of high-performance radiator fan for space industry |
| CN109944818A (en) * | 2019-04-15 | 2019-06-28 | 东莞市海星和实业有限公司 | A kind of small-sized fans and outer rotor brushless motor of new waterproof dustproof construction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8946948B2 (en) | Motor with stator cover formed by overlapping two members | |
| CN102780303B (en) | Motor shaft sealing structure with high protection grade | |
| CN203453092U (en) | Multi-layer protective long-life structure direct current cooling fan | |
| US20120032542A1 (en) | Water-proof dust-proof and salty-mist-proof cooling fan | |
| US20100272586A1 (en) | Dust-Proof and Anti-Oil Leakage Structure for a Fan | |
| US20090232678A1 (en) | Heat dissipation fan | |
| US20080267793A1 (en) | Cooling fan | |
| CN106300722A (en) | Motor and electrodynamic pump | |
| US20100143164A1 (en) | Fan motor structure | |
| CN103001363A (en) | Motor and stator coil group and cooling fan thereof | |
| KR101197950B1 (en) | Fan Motor | |
| US9624935B2 (en) | Cooling fan with rotor shaft end abutting polyoxymethylene tube bottom | |
| CN205178723U (en) | Motor and possess refrigeration equipment of motor | |
| JP2012167818A (en) | Electric motor | |
| CN201991800U (en) | Direct current fan | |
| CN202673710U (en) | Axially-positioned oilproof and dustproof fan with long service lifetime and motor structure | |
| CN104348290A (en) | Motor | |
| CN204992989U (en) | Synchronous disk motor of flame -proof type water -cooling permanent magnetism | |
| TWM529073U (en) | Dust-proof and oil leakage proof fan | |
| CN203702641U (en) | Oil-protecting and dust-proof structure of direct-current fan | |
| CN203114666U (en) | Dustproof and leakproof cooling fan | |
| CN207652180U (en) | A kind of oil-leakage-prevention dust-proof motor and fan | |
| CN203594622U (en) | High-performance closed type fine mounting oil-retaining bearing cooling fan | |
| CN201256316Y (en) | Electromagnetic interference resistant motor | |
| CN213027648U (en) | Motor and electronic equipment with same |
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: 20140226 Termination date: 20140812 |
|
| EXPY | Termination of patent right or utility model |