CN208417020U - A kind of high-speed centrifugal blower based on air hydrodynamic bearing - Google Patents
A kind of high-speed centrifugal blower based on air hydrodynamic bearing Download PDFInfo
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- CN208417020U CN208417020U CN201821193592.3U CN201821193592U CN208417020U CN 208417020 U CN208417020 U CN 208417020U CN 201821193592 U CN201821193592 U CN 201821193592U CN 208417020 U CN208417020 U CN 208417020U
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- casing
- hydrodynamic bearing
- centrifugal blower
- speed centrifugal
- air hydrodynamic
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Abstract
It include: casing the utility model discloses a kind of high-speed centrifugal blower based on air hydrodynamic bearing, it which is provided with cooler bin, casing internal is hollow and is laid with cooling pipe, and cooling pipe is connected with cooler bin, cooling pipe is laterally laid on casing, and thermovent is offered on casing；Stator is mounted in the casing；Rotor, mandrel are hollow structure, and the inside of mandrel is connected with outside air；Air hydrodynamic bearing, is set in the both ends of the rotor, and is respectively and fixedly installed on the end socket of the casing two sides；Air hydrodynamic bearing side open up it is fluted, in be equipped with hygrosensor；Spiral case is mounted on one end of casing, and the impeller in spiral case is fixedly connected with the rotor, and the utility model has good heat sinking function to guarantee running at high speed for whole device.
Description
Technical field
The utility model belongs to air blower field, and in particular to the air blower field based on air hydrodynamic bearing.
Background technique
High-speed blower: as the term suggests speed is high, quick.Also it is high pressure blower, since high-speed blower is designing
Under the conditions of wind pressure reach 50-290mbar, per hour, 18000-21000 revs/min of revolving speed, air quantity is 85-6000 cubic metres of air quantity
3 times of high pressure blower, therefore it is also named as high-speed fan, using effect also reaches 95% or more, the high speed centrifugation of the use of the new type
The revolving speed of air blower can reach 30000 turns or more, will be a huge problem in the blower lower fever that runs at high speed, and this is practical
It is novel that there is preferable heat sinking function.
Utility model content
One purpose of the utility model is to solve at least the above problems and/or defect, and provide and at least will be described later
The advantages of.
In order to realize these purposes and other advantages according to the present utility model, provide a kind of based on air hydrodynamic bearing
High-speed centrifugal blower, comprising:
Casing which is provided with cooler bin, and the casing internal is hollow and is laid with cooling pipe, the cooling pipe with it is cold
But case is connected, and the cooling pipe is laterally laid on casing, offers thermovent on the casing；
Stator is mounted in the casing；
Rotor, mandrel are hollow structure, and the inside of the mandrel is connected with outside air；
Air hydrodynamic bearing, is set in the both ends of the rotor, and is respectively and fixedly installed to the envelope of the casing two sides
On head；The air hydrodynamic bearing side open up it is fluted, in be equipped with hygrosensor；
Spiral case, is mounted on one end of the casing, and the impeller in the spiral case is fixedly connected with the rotor.
Preferably, wherein the end sealing block of the casing is equipped with cyclic annular thermovent.
Preferably, wherein fanning tray is equipped in the mandrel.
Preferably, wherein the medium in the cooler bin and cooling pipe can be water or coolant liquid.
Preferably, wherein be equipped with circulating pump in the cooler bin and compressor is used for active cooling.
Preferably, wherein be equipped with temperature indicator in the cooler bin, pass through electric wire and the air hydrodynamic bearing
On hygrosensor be connected.
Preferably, wherein be additionally provided with diffuser in the spiral case.
Preferably, wherein thrust bearing, the connection are also arranged on the interconnecting piece that the mandrel is connected with impeller
Portion's diameter is less than axle diameter；The thrust bearing is fixedly mounted between spiral case and casing
Preferably, wherein offer the location hole for fixing high-speed centrifugal blower under the casing on supporting leg.
Preferably, wherein with counterweight tank is equipped with outside the supporting leg of the spiral case heteropleural, in be equipped with clump weight to
Balance high-speed centrifugal blower.
The utility model is include at least the following beneficial effects: the utility model casing is equipped with circulating cooling system, can be with
When air blower operating, heat is taken away by coolant liquid；Thermovent is offered on the utility model casing, there are two
Beneficial effect, one is to aid in heat dissipation, and one is to facilitate coiling；The rotor of the utility model is hollow and is connected with the external world,
When it is rotated, external air can constantly be taken away the heat in rotor, while it can be also equipped with fanning tray, and the fanning tray can add
Speed air flow in fast rotor mandrel enhances cooling effect.
The further advantage, target and feature of the utility model will be partially reflected by the following instructions, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Detailed description of the invention:
Fig. 1 is high-speed centrifugal blower cross-sectional view one provided by the utility model；
Fig. 2 is high-speed centrifugal blower perspective view provided by the utility model；
Fig. 3 is high-speed centrifugal blower cross-sectional view two provided by the utility model；
Fig. 4 is air hydrodynamic bearing figure provided by the utility model.
Specific embodiment:
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art referring to explanation
Book text can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or combinations thereof.
A kind of high-speed centrifugal blower based on air hydrodynamic bearing provided by the utility model as shown in Figs 1-4, comprising:
Casing 1 which is provided with cooler bin 2, and 1 inner hollow of casing is simultaneously laid with cooling pipe 101, the cooling tube
Road 101 is connected with cooler bin 2, and the cooling pipe 101 is laterally laid on casing 1, offers thermovent on the casing 1
102；
Stator 3 is mounted in the casing 1；
Rotor 4, mandrel 401 are hollow structure, and the inside of the mandrel 401 is connected with outside air；
Air hydrodynamic bearing 5, is set in the both ends of the rotor 4, and is respectively and fixedly installed to 1 two sides of casing
On end socket 103；5 side of air hydrodynamic bearing opens up fluted 501, interior to be equipped with hygrosensor 502；
Spiral case 6, is mounted on one end of the casing 1, and the impeller 601 in the spiral case 6 is fixedly connected with rotor 4；
Working principle: rotor 4 rotates in stator 3, and the air hydrodynamic bearing 5 at 4 both ends of rotor makes rotor 4 and shape between it
It is down to 0 at air diaphragms, and by resistance between the two, at this time 4 high speed rotation of rotor, it is also continuous raw while rotating
Produce huge heat；Cooler bin 2 gets up the coolant liquid circulation in cooling pipe 101 at this time, and constantly pressurizes and drop to coolant liquid
Temperature, to achieve the purpose that take away heat on casing 1；Simultaneously as offering thermovent 102 on casing 1, also can independently carry out
Heat dissipation；Due to being hollow structure inside the mandrel 401 of rotor 4, and its hollow interior is connected with outside air, revolves in rotor 4
When turning, inside can also form air circulation to take away the heat in casing 1, hollow rotor 4 it is also an advantage that
It is more solid more light in its weight, the energy consumption for driving the rotation of its rotor can be reduced.
In the above-mentioned technical solutions, it is equipped with cyclic annular thermovent 104 for 103 pieces of the end socket of the casing 1, is conducive to dissipate
Heat.
In the above-mentioned technical solutions, it is equipped with fanning tray 403 in the mandrel 401, core can be accelerated when rotor 4 rotates
Speed air flow in axis 401.
In the above-mentioned technical solutions, the cooler bin 2 and the medium in cooling pipe 101 can be water or coolant liquid, cold
But the type of medium can according to when using specific economic benefit, depending on value.
In the above-mentioned technical solutions, circulating pump being equipped in the cooler bin 2 and compressor being used for active cooling, circulating pump makes
Cooling medium in cooling pipe 101 gets into smooth, while compressor will carry out compression cooling, phase by the cooling medium in it
More simple only circulating cooling medium, cooling effect more protrudes.
In the above-mentioned technical solutions, it is equipped with temperature indicator in the cooler bin 2, passes through electric wire and the air hydrodynamic
Hygrosensor 502 on bearing 5 is connected, and the purpose of this design is can be to the temperature in air hydrodynamic bearing 5 and casing 1
Degree is observed in real time, to judge whether air blower breaks down or whether normal operation.
In the above-mentioned technical solutions, it is additionally provided with diffuser in the spiral case 6, the kinetic energy of air is converted further into static pressure
Can, improve blowing efficiency.
In the above-mentioned technical solutions, thrust is also arranged on the interconnecting piece 402 that the mandrel 401 is connected with impeller 601
Bearing 7,402 diameter of interconnecting piece are less than 401 diameter of mandrel；The thrust bearing 7 be fixedly mounted on spiral case 6 and casing 1 it
Between, temperature when with rotation increases, and a degree of heat expansion phenomenon can all occur for any mechanical structure, and due to impeller 601
Smaller with the interstructural gap of spiral case 6, in case of thermal expansion phenomenon, mandrel 401 will extend, and will lead to impeller 601 and spiral case 6
Between can generate abrasion, thrust bearing 7 can play the friction phenomenon of limitation impeller 601 and spiral case 6 to a certain extent, can be effective
Protection impeller 601 and spiral case 6, increase the durability degree of air blower.
In the above-mentioned technical solutions, it 103 is offered for fixing high-speed centrifugal blower on the lower supporting leg of the casing 1
Location hole 105, this purpose are to avoid generating larger shake when its operating that air blower can be fixedly mounted on the ground.
In the above-mentioned technical solutions, with outside the supporting leg 103 of 6 heteropleural of spiral case be equipped with counterweight tank 104, be inside equipped with
Clump weight 105 is to balance high-speed centrifugal blower, because the spiral case 6 of air blower is designed in the other side, then its center must
Not in the geometric center of whole device, therefore this structure is provided with to balance center of gravity.
Number of devices and treatment scale described herein are the explanations for simplifying the utility model.To the utility model
The high-speed centrifugal blower based on air hydrodynamic bearing application, modifications and variations be aobvious to one skilled in the art
And it is clear to.
The embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be applied to various fields suitable for the present invention completely, for those skilled in the art, can hold
It changes places and realizes other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, this is practical new
Type is not limited to specific details and legend shown and described herein.
Claims (10)
1. a kind of high-speed centrifugal blower based on air hydrodynamic bearing characterized by comprising
Casing which is provided with cooler bin, and the casing internal is hollow and is laid with cooling pipe, the cooling pipe and cooler bin
It is connected, the cooling pipe is laterally laid on casing, offers thermovent on the casing；
Stator is mounted in the casing；
Rotor, mandrel are hollow structure, and the inside of the mandrel is connected with outside air；
Air hydrodynamic bearing, is set in the both ends of the rotor, and is respectively and fixedly installed on the end socket of the casing two sides；
The air hydrodynamic bearing side open up it is fluted, in be equipped with hygrosensor；
Spiral case, is mounted on one end of the casing, and the impeller in the spiral case is fixedly connected with the rotor.
2. as described in claim 1 based on the high-speed centrifugal blower of air hydrodynamic bearing, which is characterized in that the casing
End sealing block is equipped with cyclic annular thermovent.
3. as described in claim 1 based on the high-speed centrifugal blower of air hydrodynamic bearing, which is characterized in that in the mandrel
Equipped with fanning tray.
4. as described in claim 1 based on the high-speed centrifugal blower of air hydrodynamic bearing, which is characterized in that the cooler bin
It can be water or coolant liquid with the medium in cooling pipe.
5. as described in claim 1 based on the high-speed centrifugal blower of air hydrodynamic bearing, which is characterized in that the cooler bin
Interior circulating pump and the compressor of being equipped with is for active cooling.
6. as described in claim 1 based on the high-speed centrifugal blower of air hydrodynamic bearing, which is characterized in that the cooler bin
It is interior to be equipped with temperature indicator, it is connected by electric wire with the hygrosensor on the air hydrodynamic bearing.
7. as described in claim 1 based on the high-speed centrifugal blower of air hydrodynamic bearing, which is characterized in that in the spiral case
It is additionally provided with diffuser.
8. as described in claim 1 based on the high-speed centrifugal blower of air hydrodynamic bearing, which is characterized in that the mandrel with
Thrust bearing is also arranged on the interconnecting piece that impeller is connected, the interconnecting piece diameter is less than axle diameter；The thrust bearing
It is fixedly mounted between spiral case and casing.
9. as described in claim 1 based on the high-speed centrifugal blower of air hydrodynamic bearing, which is characterized in that under the casing
The location hole for fixing high-speed centrifugal blower is offered on supporting leg.
10. as claimed in claim 9 based on the high-speed centrifugal blower of air hydrodynamic bearing, which is characterized in that its feature exists
In the supporting leg outside with the spiral case heteropleural is equipped with counterweight tank, and the interior clump weight that is equipped with is to balance high-speed centrifugal blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821193592.3U CN208417020U (en) | 2018-07-26 | 2018-07-26 | A kind of high-speed centrifugal blower based on air hydrodynamic bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821193592.3U CN208417020U (en) | 2018-07-26 | 2018-07-26 | A kind of high-speed centrifugal blower based on air hydrodynamic bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208417020U true CN208417020U (en) | 2019-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821193592.3U Active CN208417020U (en) | 2018-07-26 | 2018-07-26 | A kind of high-speed centrifugal blower based on air hydrodynamic bearing |
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| CN (1) | CN208417020U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110592781A (en) * | 2019-10-15 | 2019-12-20 | 长兴超特纺织有限公司 | Air supply mechanism of air jet loom |
| CN111486115A (en) * | 2020-04-15 | 2020-08-04 | 浙江上风高科专风实业有限公司 | Direct-drive high-speed permanent magnet centrifugal blower and blower unit |
-
2018
- 2018-07-26 CN CN201821193592.3U patent/CN208417020U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110592781A (en) * | 2019-10-15 | 2019-12-20 | 长兴超特纺织有限公司 | Air supply mechanism of air jet loom |
| CN111486115A (en) * | 2020-04-15 | 2020-08-04 | 浙江上风高科专风实业有限公司 | Direct-drive high-speed permanent magnet centrifugal blower and blower unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191210 Address after: The 618000 Deyang province Sichuan City Jingyang District Jiangxi Road No. four Building No. 11 Co-patentee after: Inst. of Machinery Mfg Technology, Chinese Academy of Engineering Physics Patentee after: Sichuan nine far Air Floatation Technology Co., Ltd. Address before: The 618000 Deyang province Sichuan City Jingyang District Jiangxi Road No. four Building No. 11 Patentee before: Sichuan nine far Air Floatation Technology Co., Ltd. |
|
| TR01 | Transfer of patent right |