CN2530076Y - Rotary supporting structure of heat radiation fan - Google Patents
Rotary supporting structure of heat radiation fan Download PDFInfo
- Publication number
- CN2530076Y CN2530076Y CN 01278722 CN01278722U CN2530076Y CN 2530076 Y CN2530076 Y CN 2530076Y CN 01278722 CN01278722 CN 01278722 CN 01278722 U CN01278722 U CN 01278722U CN 2530076 Y CN2530076 Y CN 2530076Y
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- central siphon
- bearing
- fan
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Abstract
A rotation and supporting conformation of a heat emission fan comprises a or a pair of perforating hollow tubular ceramic bearings, which are fixedly connected and rotate along with a fan body, and a solid or hollow tubular or T-shaped ceramic shaft tube, which perforates in the hollow tubular ceramic bearing and rotate along with the flotation or fastened, so that a supporting and fixedly connected conformation with high speed rotation is formed. The utility model is made of ceramic material and sintered and molded by the high temperature. The internal and external surfaces of the ceramic shaft tube and ceramic bearing are precisely processed, so as to ensure the ceramic bearing can be firmly fastened on the light and thin fan body. Moreover, the inter contact area and friction force can be decreased and the rotation is quickened. The utility model has high machinery intensity, long service life, high temperature resistance, wear hardness, low noise and the other characteristics.
Description
Affiliated technical field
The utility model is a kind of rotational support structure of radiation fan, refers to especially that a kind of rotating speed is fast, high mechanical properties, high working life, low cost, high temperature resistant, abrasion performance, and the support structure of low noise rotor.
Background technique
Fig. 1 is the three-dimensional exploded view of known radiation fan, the rotating shafts 101 that wherein are built in the fan body 100 are supported by the ball bearing 103 or the metal axle sleeve 104 that cooperate sleeve pipe 102 two ends, and are produced the magnetic force repulsion by coil 105 and be installed in the fan body 100 interior ring magnets (not icon) that encircle and rotate.Ball bearing 103 or metal axle sleeve 104 are that fan rotates vital part in the said structure, though the more wear-resisting cost height of ball bearing wherein, and ball bearing is easily because of flying dust or foreign material run that ball produces that vibration has some setbacks into making, Gao Re and noise damage; And after metal axle sleeve 104 and the rotating shaft 101 long-time high speed rotating, easily produce high thermal change type and highly wear away, these two kinds of conventional construction after lubricant oil consumes gradually therebetween, shortcomings such as meeting and then generation vibration, noise, reduction of service life.
Add that rotating shaft 101 is to be fixed in fan body and to rotate with fan body, and metal axle sleeve 104 be fixed in the fan body pedestal not with rotation, closely driving fit is supported and is made that friction and film viscosity can be offset by coil 105 and magnetic force that ring magnet produces therebetween, and counteracting fan body rotatory force, and the generation height is warm, height wears away, rotating speed does not reach shortcomings such as consuming electric power soon.
The content of model utility
The utility model is to research and develop the winner in view of the shortcoming of above-mentioned known radiation fan, and its purpose is providing the rotational support structure that a kind of rotating speed is fast, save the rotor of energy loss, difficult generation high heat, high mechanical properties, high working life, low cost, abrasion performance and low noise.
Provide a kind of support structure of rotor high speed rotating for reaching above-mentioned purpose the utility model, be used to have the radiation fan of fan body, comprise one or a pair of perforation and be fixed in fan body and the hollow tubular ceramic bearing that rotates with fan body and can in this hollow tubular ceramic bearing, follow to swim and rotate or maintain static moving solid or hollow, tubulose or T type pottery central siphon.
The utility model preferred embodiment (one), comprise one connect and be fixed in fan body and the hollow tubular ceramic bearing that rotates with fan body, and another be fixed in the hollow tubular ceramic support bearing of fan body pedestal, and can in this hollow tubular ceramic bearing, follow solid or hollow, tubulose or the T type pottery central siphon that swims and rotate.When fan body and affixed ceramic bearing high speed rotating on it, this moment ceramic central siphon because of the ceramic bearing high speed rotating also can with rotation, its speed is slow than the fan body rotating speed, by the ceramic bearing that rotates, be fixed in the ceramic support bearing of pedestal and the ceramic central siphon that can in ceramic bearing, rotate, form radiation fan and stablize the support structure and the key of high speed rotating, the high-speed driving of ceramic bearing and the ceramic central siphon that swims than the driven friction mutually that reduces therebetween of low speed, make the fan body faster rotational speed, economize electric energy, be difficult for producing high heat.The available in addition ring-shaped pottery collar with fluting entangles ceramic central siphon two ends and forms T shape structure, or ceramic central siphon straight forming become T shape, remove and to limit the axial motion that ceramic central siphon rotates, and can cooperate by coil be installed in encircle in the fan body that ring magnet produced was magnetic balanced, and, can more effectively hold the issuable beat of fan body high speed rotating by ceramic bearing and ceramic central siphon T shape/I type multiple spot contact rotational support.
Ceramic bearing and ceramic support bearing are the hollow shape stoneware pipes, can or be shaped as various outward appearance in its inner face, outer surface processing as recessed less external diameter, non-circular outer rim or grooving lines etc., so can make between ceramic bearing and ceramic support bearing and fan body and fan seat and form simply but very firm built-in structure, and can use the modes of production such as pre-buried ejection formation, improve use reliability.Can effectively reduce in addition and ceramic central siphon between friction mutually, make the rotation that rotating speed is faster and can effectively hold fan body.
The matching gap of ceramic bearing, ceramic support bearing and ceramic central siphon such as excessive in addition will cause rocking and noise when rotating, so the gap should be less than 20 μ m between ceramic bearing and ceramic central siphon, and unsuitable excessive, best clearance should be less than 10 μ m.The pottery central siphon is solid or hollow, tubulose or T type shape, can or be shaped as different outward appearances in its outer surface processing as recessed less external diameter, non-circular outer rim or grooving lines, can effectively reduce mutual friction between ceramic central siphon and ceramic bearing, ceramic support bearing, make the rotation that rotating speed is faster and can effectively hold fan body.
The utility model preferred embodiment (two) comprises one and connects and be fixed in fan body and be fixed in the fan body pedestal and maintain static moving solid or hollow, tubulose or T type pottery central siphon with the hollow tubular ceramic bearing and that fan body rotates.When fan body and affixed ceramic bearing high speed rotating on it, the pottery central siphon not with rotation, this moment is as the utility model preferred embodiment () ceramic bearing that is set forth in and ceramic central siphon inner face, outer surface, process or be shaped as various outward appearance, as non-circular outer rim or grooving lines etc., can effectively reduce and ceramic central siphon between mutual friction, make the rotation that rotating speed is faster and can effectively hold fan body.By the ceramic bearing that rotates, be fixed in the ceramic central siphon of pedestal, form support structure and the key of stablizing high speed rotating.Ceramic in addition central siphon can entangle two ends with the ring-shaped pottery collar with fluting and form T shape structure, or ceramic central siphon straight forming become T shape, remove and to limit the axial motion of rotating fan body on the ceramic central siphon, and can cooperate by coil be installed in encircle in the fan body that ring magnet produced was magnetic balanced, and, can more effectively hold the issuable beat of fan body high speed rotating by ceramic bearing and ceramic central siphon T shape/I shape multiple spot contact rotational support.The gap should be less than 20 μ m between ceramic bearing and ceramic central siphon, and unsuitable excessive, best clearance should be less than 10 μ m.
The utility model preferred embodiment (three), comprise a pair of perforation and be fixed in fan body top and bottom and with the hollow tubular ceramic bearing of its rotation, and one connect above-mentioned two bearings and be fixed in fan back and front supporting post center and maintain static moving, the hollow tubular pottery magnetic central siphon of using as support structure.This moment is as the utility model preferred embodiment () ceramic bearing that is set forth in and ceramic central siphon inner face, outer surface, process or be shaped as various outward appearance, as non-circular outer rim or grooving lines etc., can effectively reduce and ceramic central siphon between mutual friction, make the rotation that rotating speed is faster and can effectively hold fan body.Wherein coil base and control circuit board are to be fixed on the pottery magnetic central siphon, pottery magnetic central siphon is positioned at coil base and place, control circuit board below is provided with a fluting as external cable connection usefulness, the available ring-shaped pottery collar with fluting forms T shape structure in pottery magnetic central siphon two ends, or ceramic central siphon straight forming become T shape, use except that the axial motion that can limit rotation fan body on the ceramic central siphon and as support structure, and can cooperate by coil be installed in encircle in the fan body that ring magnet produced was magnetic balanced, and, can more effectively hold the issuable beat of fan body high speed rotating by ceramic bearing and ceramic central siphon T shape/I type multiple spot contact rotational support.But fan body top and the driving fit of fan body bottom form an enclosed space, high speed rotating support structure, coil base and control circuit board all are positioned at this enclosed space, can prevent that the flying dust foreign material from entering the beat that rotates, be applicable to high dust and abominable working environment, have the characteristic of high working life, low cost, high temperature resistant, antifriction consumption and low noise.The gap should be unsuitable excessive less than 20 μ m between ceramic bearing and ceramic central siphon, and best clearance should be less than 10 μ m.
Therefore with known techniques relatively, progressive effect of the present utility model can be summarized as follows: 1. the rotational support of the utility model radiation fan structure is to adopt one or a pair of perforation and be fixed in fan body and with the hollow tubular ceramic bearing of fan body high speed rotating and connect that following in the above-mentioned hollow tubular ceramic bearing swims rotates or maintain static moving solid or hollow, tubulose or T type pottery central siphon; Use above-mentioned key component to relatively rotate and be processed into difformity,, make that the fan body rotating speed is faster, rotation is more stable, energy loss is low to reduce therebetween friction relatively in its inner face, external form.2. the rotational support of the utility model radiation fan is constructed, employed key component ceramic bearing, ceramic support bearing, can or be shaped as various outward appearance in its inner face, outer surface processing as recessed less external diameter, non-circular outer rim or grooving lines etc., so can make between ceramic bearing and ceramic support bearing and fan body and fan seat and form simply but very firm built-in structure, and can use the modes of production such as pre-buried ejection formation, improve use reliability.Can effectively reduce in addition and ceramic central siphon between friction mutually, make the rotation that rotating speed is faster and can effectively hold fan body.Especially more favourable at the radiation fan of making the thin fan body of small-sized wall.3. the ceramic central siphon of the rotational support of the utility model radiation fan structure, adopt solid or hollow, tubulose or T type pottery central siphon, and use has the ring-shaped pottery collar of fluting, or ceramic central siphon is molded into T shape, by ceramic bearing and ceramic central siphon T shape/I type multiple spot contact rotational support, can more effectively hold fan body high speed rotating beat, make and assemble easily.Can be processed into difformity in its external form,, make that the fan body rotating speed is faster, rotation is more stable, energy loss is low to reduce relative friction with ceramic bearing.4. the rotational support of the utility model radiation fan structure is a mining height mechanical strength and high temperature resistant and abrasion performance is ceramic, make ceramic bearing, ceramic support bearing and ceramic central siphon, can replace the high price ball bearing that known fan adopts, or the metal axle sleeve that the life-span is short, reliability is low.5. the preferred embodiment (three) of the rotational support of the utility model radiation fan structure, can make fan body top and the driving fit of fan body bottom form an enclosed space, rotational support structure, coil base and the control circuit board of radiation fan all is positioned at this enclosed space, can prevents that the flying dust foreign material from entering the beat that rotates, be applicable to high dust and abominable working environment, have the characteristic of high working life, low cost, high temperature resistant, antifriction consumption and low noise.
Description of drawings
Below with reference to accompanying drawing, describe the preferred embodiment of the rotational support structure of the utility model radiation fan in detail.
Fig. 1 is the three-dimensional exploded view of general known radiation fan.
Fig. 2 is the three-dimensional exploded view of the rotational support structure of the utility model radiation fan.
Fig. 3 a is solid or hollow, tubulose or a T type porcelain shaft tube section side view of the utility model, is shown in its appearance shaping or is processed into non-circular outer rim or grooving lines.
Fig. 3 b is solid or hollow, tubulose or a T type porcelain shaft tube section bottom view of the utility model, is shown in its appearance shaping or is processed into non-circular outer rim.
Fig. 3 c is solid or hollow, tubulose or a T type porcelain shaft tube section top view of the utility model, is shown in its appearance shaping or is processed into non-circular outer rim.
Fig. 4 a is the utility model ceramic bearing, ceramic support bearing side cross-sectional view, is shown in its appearance shaping or is processed into recessed less external diameter or grooving lines.
Fig. 4 b is the utility model ceramic bearing, ceramic support bearing cross-sectional top view, is shown in its appearance and can be shaped or be processed into non-circular outer rim, and be shaped or be processed into circular grooving lines inner edge in its inner face.
Fig. 4 c is that the utility model hollow ceramic bearing is adopted pre-buried ejection formation and the affixed sectional side view of fan body, and hollow ceramic bearing and hollow ceramic T profile shaft pipe form multiple spot contact rotational support, can effectively hold fan body high speed rotating beat.
Fig. 5 is rotational support structure preferred embodiment () the central cross-section side view of the utility model radiation fan.
Fig. 6 is rotational support structure preferred embodiment (two) the central cross-section side view of the utility model radiation fan.
Fig. 7 is rotational support structure preferred embodiment (three) the central cross-section side view of the utility model radiation fan.
Fig. 8 is front view and the dorsal view that the rotational support of the utility model radiation fan is constructed the front and back supporting post of preferred embodiment (three).The element numbers explanation
2 ceramic bearings, 4 ceramic support bearings
The 6 ceramic central siphon 8 ceramic collars
101 rotating shafts of 100 fan body tops
102 sleeve pipes, 103 ball bearings
104 metal axle sleeves, 105 coils
106 ring magnets, 107 fan body pedestals
202 pottery magnetic bearings, 204 pottery magnetic bearings
206 pottery magnetic central siphons, the 208 ceramic collars
212 fan body bottoms, 210 fan body tops
Supporting post behind supporting post 216 fans before 214 fans
218 coil bases and control circuit board 220 groovings
Realize the model utility best way
Fig. 2 is the three-dimensional exploded view of the rotational support structure of the utility model radiation fan, wherein the hollow tubular ceramic bearing 2, be to connect the shape for hat fan body 100 of tool helical blade and be fixed in this fan body to rotate with it, and another hollow T type tubular ceramic central siphon 6 that is fixed in the hollow tubular ceramic support bearing 4 of fan base and can in this ceramic bearing, swims rotation and use as support structure, the other end of T type pottery central siphon 6 is then installed a slotted ring-shaped pottery collar 8, to limit its axial motion.When fan body and last ceramic bearing high speed rotating thereof, this moment ceramic central siphon because of the ceramic bearing high speed rotating also can with rotation, its speed is slow than the fan body rotating speed, by the ceramic bearing that rotates, be fixed in the ceramic support bearing of pedestal and the ceramic central siphon that can in bearing, rotate, form support structure and the key of stablizing high speed rotating, can reduce therebetween friction mutually, make the fan body faster rotational speed, economize electric energy, be difficult for producing high heat.Cooperation is produced magnetic balancedly by coil with being installed in the ring magnet 106 that encircles in the fan body, and contacts rotational support by ceramic bearing and ceramic central siphon T shape/I type multiple spot, can more effectively hold the issuable beat of fan body high speed rotating.Other assembly and make principle that this fan body rotates among Fig. 2 with the described known radiation fan of Fig. 1.
Shown in Fig. 3 a, Fig. 3 b, Fig. 3 c, the ceramic central siphon 6 of solid or hollow, tubulose or T type is in its outer surface shaping or be processed into non-circular outer rim or grooving lines, can reduce relative friction with ceramic bearing, enables more efficient high speed rotating.
Shown in Fig. 4 a, Fig. 4 b, hollow tubular ceramic bearing 2, ceramic support bearing 4 are shaped or are processed into recessed less external diameter or non-circular outer rim or grooving lines in its inner face, outer surface, with firmly affixed between increase and fan body, can reduce relative friction again, enable more efficient high speed rotating with ceramic central siphon.
Adopt pre-buried ejection formation shown in Fig. 4 c, make plastics surround this recessed less outer diameter zone, even so at the radiation fan of making the thin fan body of small-sized wall, also can form firmness joint, and, can more effectively hold the issuable beat of fan body high speed rotating by ceramic bearing and ceramic central siphon T shape multiple spot contact rotational support.
Fig. 5 is the central cross-section side view of the rotational support structure preferred embodiment () of the utility model radiation fan, shows the connection relationship of fan body 100, ceramic bearing 2, ceramic support bearing 4, ceramic central siphon 6, the ceramic collar 8.One connect and be fixed in fan body and the hollow tubular ceramic bearing that rotates with fan body, and another be fixed in the hollow tubular ceramic support bearing of fan body pedestal, and can in this hollow tubular ceramic bearing, follow solid or hollow, tubulose or the T type pottery central siphon that swims and rotate.
Fig. 6 is the central cross-section side view of the rotational support structure preferred embodiment (two) of the utility model radiation fan, shows the connection relationship of fan body 100, ceramic bearing 2, ceramic central siphon 6, the ceramic collar 8.One connect and be fixed in fan body and with the hollow tubular ceramic bearing of fan body high speed rotating, and another be fixed in the fan body pedestal and maintain static moving solid or hollow, tubulose or T type pottery central siphon.
Fig. 7 is the central cross-section side view of the utility model radiation fan rotational support structure preferred embodiment (three), show that hollow tubular pottery magnetic bearing 202 is to connect and be fixed in fan body top 210 and with its rotation, another hollow tubular pottery magnetic bearing 204 is to connect and be fixed in fan body bottom 212 and with its rotation, and before connecting the pottery magnetic bearing and being fixed in fan, back supporting post 214,216 center and maintain static moving, the hollow tubular pottery magnetic central siphon of using as support structure 206, coil base and control circuit board 218 are fixed in pottery magnetic central siphon 206, be positioned at coil base and control circuit board 218 belows place on the pottery magnetic central siphon 206 and be provided with a fluting 220 as external cable connection usefulness, the slotted ring-shaped pottery collar 208 is then installed at pottery magnetic central siphon 206 two ends, to limit the axial motion of rotating fan body on the ceramic central siphon, use as support structure and multiple spot contact rotational support, but fan body top 210 and 212 driving fits of fan body bottom and form an enclosed space, prevent that the flying dust foreign material from entering, cooperation by coil be installed in the ring magnet 106 that encircles in the fan body and produced magnetic balanced, can more effectively hold the fan body high speed rotating, and can prevent that the flying dust foreign material from entering the beat that rotates, be applicable to high dust and abominable working environment, have high working life, low-cost, high temperature resistant, the characteristic of antifriction consumption and low noise.
Hollow tubular pottery magnetic central siphon 206 shown in Figure 8 is to connect the pottery magnetic bearing and be fixed in the center of fan back and front supporting post 214,216 and maintain static movingly, and uses as support structure.
The ceramic bearing 2 of the rotational support structure of the utility model radiation fan, 202,204 ceramic support bearings 4, pottery central siphon 6, the 206 ceramic collars 8, there is no particular restriction for 208 the mode of making, the utility model preferred embodiment is to utilize aluminium oxide, zirconium oxide, or self lubricity ceramic powder, or above-mentioned two kinds or above mixture and plasticizer, Bond, auxiliary agents etc. according to the certain proportion allotment evenly, after being shaped, become the thick embryo of pottery of high mechanical properties and high temperature resistant and abrasion performance with low-temperature defatted high temperature sintering again, make ceramic bearing 2 through precise finish processing, 202,204 and ceramic bearing 4 inwalls, pottery central siphon 6,206 outer walls keep out of roughness and appropriate gap, to guarantee monolithic stability and low rocking, the rotation of low noise.And the ceramic collar the 8, the 208th, the thick embryo of ceramic central siphon is processed into a slotted circumferential collar through grooving, in order to closely to hold and to limit the ceramic central siphon 6,206 itself that runs through ceramic bearing 202,204,4 or to connect the axial motion of rotation fan body it on.
The above is to be illustrated with regard to preferred embodiment of the present utility model, embodiment's kenel of the present utility model is not subjected to this embodiment's restriction, the above person, it only is specific embodiment of the utility model, other is any not to deviate from change or the modification of being made under spirit of the present utility model and the technology, all should be the displacement of equivalence.
Claims (10)
1. the rotational support of a radiation fan is constructed, and it is characterized in that it comprises:
One hollow tubular ceramic bearing is to run through fan body top and be fixed in this fan body, and with its rotation;
One hollow tubular ceramic support bearing is to be fixed on the fan body pedestal, maintains static as support structure;
One solid or hollow, tubulose or T type pottery central siphon are to connect above-mentioned ceramic bearing, swim and follow fan body to rotate, as support structure and multiple spot contact rotational support is provided; And
The one slotted ring-shaped pottery collar is to be used to limit the porcelain shaft tubular axis to motion.
2. the rotational support of radiation fan according to claim 1 is constructed, it is characterized in that: ceramic bearing and ceramic support bearing are hollow shape, be shaped or be processed into recessed less external diameter or become non-circular shape or the grooving lines in its outer surface, with increase and fan body between firmly affixed.
3. the rotational support of radiation fan according to claim 1 is constructed, it is characterized in that: ceramic bearing and ceramic support bearing are hollow shape, be shaped or be processed into recessed grooving lines in its inner face, to reduce the relative friction of ceramic bearing, make the fan body can more efficient high speed rotating with ceramic central siphon.
4. the rotational support of radiation fan according to claim 1 is constructed, it is characterized in that: ceramic central siphon is solid or hollow, tubulose or T type, connect above-mentioned ceramic bearing, swim and follow fan body to rotate, as support structure and multiple spot contact rotational support is provided, in addition be shaped or be processed into non-circular outer rim or grooving lines,, make the fan body can more efficient high speed rotating to reduce the relative friction of ceramic bearing with ceramic central siphon in its outer surface.
5. the rotational support of radiation fan according to claim 1 is constructed, it is characterized in that: the ring-shaped pottery collar is to be placed in one or both ends on the ceramic central siphon, in order to limit the porcelain shaft tubular axis to motion, its internal diameter is equal to or less than the porcelain shaft external diameter of pipe, has an opening slot, and cooperate the T type that forms/I type multiple spot contact rotational support, can more effectively hold the beat that the fan body high speed rotating produces.
6. the rotational support of a radiation fan is constructed, and it is characterized in that it comprises:
One hollow tubular ceramic bearing is to run through fan body top and be fixed in this fan body, and with its rotation;
One solid or hollow, tubulose or T type pottery central siphon are to be fixed in the fan body pedestal, and maintain static movingly, do
For support structure and multiple spot contact rotational support is provided; And
The one slotted ring-shaped pottery collar is the axial motion that is used to limit fan body on the ceramic central siphon.
7. the rotational support of radiation fan according to claim 6 is constructed, it is characterized in that: ceramic central siphon is solid or hollow, tubulose or T type, be fixed in the fan body pedestal and maintain static moving, rotate as support structure and the stable contact of multiple spot, other is in its outer surface shaping or be processed into non-circular outer rim or grooving lines, to reduce the relative friction of ceramic bearing, make the fan body can more efficient high speed rotating with ceramic central siphon.
8. the rotational support of a radiation fan is constructed, and it is characterized in that it comprises:
A pair of hollow tubular ceramic bearing is to connect respectively to be fixed in fan body top and fan body bottom, and with its rotation;
One hollow tubular pottery magnetic central siphon is the center that connects above-mentioned pottery magnetic bearing and be fixed in fan back and front supporting post,
And maintain static moving, as support structure and multiple spot contact rotational support is provided;
The a pair of slotted ring-shaped pottery collar is installed in the axial motion that pottery magnetic central siphon two ends are used to limit fan body respectively; And
One coil base and control circuit board are fixed in pottery magnetic central siphon, and the pottery magnetic central siphon in coil base and control circuit board below is provided with a fluting as engage usefulness with external cable.
9. the rotational support of radiation fan according to claim 8 is constructed, it is characterized in that: the hollow tubular pottery connects above-mentioned pottery magnetic bearing and is fixed in the center of fan back and front supporting post, and maintain static moving, as support structure and multiple spot stable rotation contact is provided; In addition be shaped or be processed into non-circular outer rim or grooving lines,, make the fan body can more efficient high speed rotating to reduce the relative friction of ceramic bearing with ceramic central siphon in its outer surface.
10. the rotational support of radiation fan according to claim 8 is constructed, it is characterized in that: fan body top and the driving fit of fan body bottom form an enclosed space, rotational support structure, coil base and the control circuit board of radiation fan all be positioned at this enclosed space, can prevent that the flying dust foreign material from entering the beat that rotates, being applicable to high dust and abominable working environment, has the characteristic of high working life, low cost, high temperature resistant, antifriction consumption and low noise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01278722 CN2530076Y (en) | 2001-12-17 | 2001-12-17 | Rotary supporting structure of heat radiation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01278722 CN2530076Y (en) | 2001-12-17 | 2001-12-17 | Rotary supporting structure of heat radiation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2530076Y true CN2530076Y (en) | 2003-01-08 |
Family
ID=33682156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01278722 Expired - Fee Related CN2530076Y (en) | 2001-12-17 | 2001-12-17 | Rotary supporting structure of heat radiation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2530076Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100398849C (en) * | 2004-03-31 | 2008-07-02 | 新巨企业股份有限公司 | Ceramic shaft and its manufacturing method |
| TWI395873B (en) * | 2009-10-27 | 2013-05-11 | Yen Sun Technology Corp | External cooling fan |
| CN103986298A (en) * | 2014-05-29 | 2014-08-13 | 南京磁谷科技有限公司 | High-speed magnetic suspension motor |
| CN113175821A (en) * | 2021-04-20 | 2021-07-27 | 中材高新氮化物陶瓷有限公司 | Sintering mould suitable for ceramic tube with large length-diameter ratio |
-
2001
- 2001-12-17 CN CN 01278722 patent/CN2530076Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100398849C (en) * | 2004-03-31 | 2008-07-02 | 新巨企业股份有限公司 | Ceramic shaft and its manufacturing method |
| TWI395873B (en) * | 2009-10-27 | 2013-05-11 | Yen Sun Technology Corp | External cooling fan |
| CN103986298A (en) * | 2014-05-29 | 2014-08-13 | 南京磁谷科技有限公司 | High-speed magnetic suspension motor |
| CN113175821A (en) * | 2021-04-20 | 2021-07-27 | 中材高新氮化物陶瓷有限公司 | Sintering mould suitable for ceramic tube with large length-diameter ratio |
| CN113175821B (en) * | 2021-04-20 | 2022-05-24 | 中材高新氮化物陶瓷有限公司 | Sintering mould suitable for ceramic tube with large length-diameter ratio |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |