CN108799156A - Air blast cooling high temperature resistant insert-type centrifugal fan - Google Patents
Air blast cooling high temperature resistant insert-type centrifugal fan Download PDFInfo
- Publication number
- CN108799156A CN108799156A CN201810627235.1A CN201810627235A CN108799156A CN 108799156 A CN108799156 A CN 108799156A CN 201810627235 A CN201810627235 A CN 201810627235A CN 108799156 A CN108799156 A CN 108799156A
- Authority
- CN
- China
- Prior art keywords
- air blower
- main air
- spiral case
- wind turbine
- high temperature
- 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.)
- Withdrawn
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 32
- 230000005855 radiation Effects 0.000 claims abstract description 15
- 230000017525 heat dissipation Effects 0.000 claims abstract description 14
- 238000000605 extraction Methods 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000007769 metal material Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 206010020843 Hyperthermia Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/088—Ceiling fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
- F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of air blast cooling high temperature resistant insert-type centrifugal fan, including main air blower, motor, motor driving shaft, are characterized in that：Main air blower includes that high temperature resistant main air blower impeller and main air blower spiral case are arranged in the front end of motor driving shaft, it is additionally provided with secondary wind turbine on motor driving shaft between motor and main air blower spiral case, the pair wind turbine is made of centrifugal accessory impeller, secondary spiral case, which is the cylinder-like structure equipped with radiation air inlet and outlet；Air supply duct is connected to outdoor space by one end or far from the space of heat source, the metallic conduit that the other end is connected with heat dissipation wind inlet is constituted；By one end connection heat extraction space, the metallic conduit that the other end is connected with radiation air outlet is constituted exhaust duct；Secondary wind turbine and main air blower impeller simultaneously keep coaxial；The fixation disk with heat-blocking action is also set up on the main air blower spiral case close to secondary wind turbine.The centrifugal blower can ensure that completion reduces operation expense to the technical solution of motor driving shaft cooling and heat dissipation in 300 DEG C of air circulation systems.
Description
Technical field
It is the present invention relates to high temperature circulation blower fan technical field, more particularly to a kind of using Cryogenic air as the straight of cooling meson
Join air blast cooling high temperature resistant insert-type centrifugal fan.
Background technology
Most of the method for the common direct connection high temperature resistant insert-type centrifugal fan in general market, cooling motor axle temperature is to use water
Cold method absorbs draught fan impeller with recirculated water and is transmitted to the high temperature on motor driving shaft, avoids motor heat damage.This side
Method is in actual use there is also defect, if the present inventor 2016 is in Dandong Kingsoft power plant flexibility peak regulation project, installation
It is used in the solid heat storage equipment of 260MW, 66kV voltage class, the WQE6.3#- of 159 Foshan Xin Yun wind turbines factories production
The wind turbine of 5.5kW is just mounted with 159 groups of water-cooling heat radiating systems.Coming for recirculated water is considered when 159 groups of water-cooling heat radiating systems are installed
The control of the radiating mode and water charging system of recirculated water after source, the working method of circulating pump, heat absorption, it is also contemplated that equipment stops work
The antifreeze problem of water-cooling system when making.Practical application more than a year is realized, and the water-cooling system of multi fan operation safeguards cumbersome, water
Pipeline is too long often to there is leak, vapour locking phenomenon；And in the centrifugal ventilating draught fan of air-cooled direct connection that can be bought on the market, rotation
The wind wheel that radiates only disturbs by the air of hyperthermia radiation around wind turbine, cooling-down effect by the operating temperature of installation environment influenced compared with
Greatly, not as good as existing water-cooling system good cooling effect.
Invention content
In view of the deficienciess of the prior art, the present invention, which provides one kind, cooling down meson using Cryogenic air as motor driving shaft
Direct connection air blast cooling high temperature resistant insert-type centrifugal fan.The centrifugal blower can ensure complete in 300 DEG C of air circulation systems
The technical solution of pairs of motor driving shaft cooling and heat dissipation, and facilitate the installation of cooling system, it reduces installation difficulty and reduces operation dimension
Protect cost.
The technical solution adopted in the present invention is：A kind of air blast cooling high temperature resistant insert-type centrifugal fan, with Cryogenic air
As the direct connection high temperature resistant insert-type centrifugal fan of cooling meson, including main air blower, secondary wind turbine, air supply duct, exhaust duct, electricity
Mechanical, electrical machine drive shaft, it is characterised in that：Main air blower includes that high temperature resistant main air blower impeller and the setting of main air blower spiral case drive in motor
The front end of axis is additionally provided with secondary wind turbine on the motor driving shaft between motor and main air blower spiral case, which is led by having
Centrifugal accessory impeller made of thermal conductive metal material, secondary spiral case are constituted, which is to go out equipped with heat dissipation wind inlet and radiation air
The cylindrical metal structure of mouth；Air supply duct is connected to the space of outdoor space or separate heat source, the other end and radiation air by one end
The connected metallic conduit of import is constituted；Exhaust duct exports the gold being connected by one end connection heat extraction space, the other end with radiation air
Metal conduit is constituted；The motor driving shaft is motor driving long axis, and secondary wind turbine and main air blower are disposed on the inside of drive shaft
Impeller simultaneously keeps coaxial；The fixation disk with heat-blocking action is also set up on the main air blower spiral case close to secondary wind turbine.
In the above technical solution, the main air blower spiral case is and the heat-resisting gold that is matched by plug-in type main air blower impeller
Structure made of belonging to, is equipped with high temperature wind inlet on main air blower spiral case and high warm air exports.
In the above technical solution, the secondary spiral case is provided in the load-bearing connection between motor housing and fixed disk and ties
Structure.
In the above technical solution, the heat extraction space is the workroom or outdoor space of wind turbine.
In the above technical solution, the heat dissipation wind inlet and radiation air outlet can be one, two or more simultaneously
Connection setting, or separate unit setting is connected with air supply duct and exhaust duct respectively again.
In the above technical solution, the space of the separate heat source refers to the space that air themperature is less than 25 DEG C, such as：Ground
In ditch.
In the above technical solution, the fixation disk is to support fixed air blast cooling high temperature resistant plug-in type centrifugal wind,
Metal component with heat-blocking action.
The beneficial effects of the invention are as follows：It is coaxial mounted with the main air blower impeller mounted on motor shaft end, there is centrifugation
The secondary wind turbine of wind turbine technical performance changes the heat radiation energy of secondary wind turbine by designing wind pressure, the vent flow technical indicator of secondary wind turbine
Power makes the thermal energy that main air blower impeller passes to motor driving shaft cool down discharge by the low temperature air quantity in secondary wind turbine.Especially give work
Environment temperature temperature is more than 50 DEG C when making, and environment temperature temperature is less than 0 DEG C when break-off, and the Fan Equipment of service intermittent dissipates
Heat drop temperature, the frost problem and former air cooling system for avoiding water-cooling system do not have the problem of heat dissipation effect without Cryogenic air supplement.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Other attached drawings.
Fig. 1 is the structural schematic diagram of air blast cooling high temperature resistant insert-type centrifugal fan in the embodiment of the present invention；
Fig. 2 is the cooling system schematic diagram of air blast cooling high temperature resistant insert-type centrifugal fan in the embodiment of the present invention.
Number explanation is as follows in figure：1 main air blower impeller, 2 main air blower spiral cases, 3 high temperature wind inlets, 4 high warm air outlets, 5 pairs
Disk, 12 heat dissipations are fixed in draught fan impeller, 6 secondary volute of blower, 7 air supply ducts, 8 exhaust ducts, 9 motors, 10 motors driving long axis, 11
Wind inlet, the outlet of 13 radiation airs.
Keep the above objects, features and advantages of the present invention more obvious and easy to understand, below in conjunction with the accompanying drawings 1 and specific implementation
The present invention is described in further detail for mode.
Specific implementation mode
Embodiment 1：
Shown in Fig. 1-2, the air blast cooling high temperature resistant insert-type centrifugal fan in figure includes main air blower impeller 1, main air blower spiral case
2, high temperature wind inlet 3, high warm air outlet 4, secondary draught fan impeller 5, secondary volute of blower 6, air supply duct 7, exhaust duct 8, motor 9,
Motor drives long axis 10, fixed disk 11, heat dissipation wind inlet 12, radiation air outlet 13.Main air blower includes high temperature resistant main air blower impeller 1
And the front end that long axis is driven in motor is arranged in main air blower spiral case 2, the motor between motor 9 and main air blower spiral case 2 drives long axis
Secondary wind turbine is additionally provided on 10, the pair wind turbine is with centrifugal accessory impeller 5 made of conductive metal material, 6 structure of secondary spiral case
At the pair spiral case 6 is the cylindrical metal structure equipped with heat dissipation wind inlet 12 and radiation air outlet 13；Air supply duct 7 is by one end
It is connected to outdoor space or the space far from heat source, the metallic conduit that the other end is connected with heat dissipation wind inlet is constituted；Exhaust duct 8 by
One end is connected to heat extraction space, and the metallic conduit that the other end is connected with radiation air outlet is constituted；It is set successively in 10 inside of driving long axis
It is equipped with secondary draught fan impeller 5 and main air blower impeller 1 and keeps coaxial；Being also set up on the main air blower spiral case 2 close to secondary wind turbine has
The fixation disk 11 of heat-blocking action.
Concrete structure installation is divided into following three step：The first step, in 9 drive shaft of motor, 10 side in order first in motor 9
Secondary spiral case 6 is installed on outer housing, accessory impeller 5 is installed in drive shaft 10, is installed on secondary spiral case 6 and fixes disk 11, in drive shaft
Main air blower impeller 1 is installed, just installation is complete to this air blast cooling high temperature resistant insert-type centrifugal fan on 10 end；Second step,
Mounted air blast cooling high temperature resistant insert-type centrifugal fan is inserted into main air blower spiral case 2, the flange on fixed disk 11 is tightened
Bolt makes air blast cooling high temperature resistant insert-type centrifugal fan be fixed on steady operation on main air blower spiral case 2；Third walks, and laying is sent
The heat dissipation wind inlet 12 of every air blast cooling high temperature resistant insert-type centrifugal fan is coupled on air supply duct 7 by wind pipeline 7, is dissipated
Hot-blast outlet 13 is coupled on exhaust duct 8.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (7)
1. a kind of air blast cooling high temperature resistant insert-type centrifugal fan is inserted into using the direct connection high temperature resistant of Cryogenic air as cooling meson
Formula centrifugal blower, including main air blower, secondary wind turbine, air supply duct, exhaust duct, motor, motor driving shaft, it is characterised in that：It is main
Wind turbine includes that high temperature resistant main air blower impeller and main air blower spiral case are arranged in the front end of motor driving shaft, in motor and main air blower spiral case
Between motor driving shaft on be additionally provided with secondary wind turbine, the pair wind turbine is with centrifugal accessory lobes made of conductive metal material
Wheel, secondary spiral case are constituted, which is the cylindrical metal structure equipped with heat dissipation wind inlet and radiation air outlet；Air supply duct by
One end is connected to outdoor space or the space far from heat source, and the metallic conduit that the other end is connected with heat dissipation wind inlet is constituted；Exhaust duct
By one end connection heat extraction space, the metallic conduit that the other end is connected with radiation air outlet is constituted in road；The motor driving shaft is electricity
Machine drives long axis, and secondary wind turbine and main air blower impeller are disposed on the inside of drive shaft and keeps coaxial；Close to secondary wind turbine
The fixation disk with heat-blocking action is also set up on main air blower spiral case.
2. insert-type centrifugal fan according to claim 1, it is characterised in that：The main air blower spiral case be with by being inserted into
Structure made of the heating resisting metal that formula main air blower impeller matches is equipped with high temperature wind inlet and high warm air on main air blower spiral case
Outlet.
3. insert-type centrifugal fan according to claim 1, it is characterised in that：The secondary spiral case is provided in outside motor
Load-bearing connection structure between shell and fixed disk.
4. insert-type centrifugal fan according to claim 1, it is characterised in that：The heat extraction space is the work of wind turbine
Room or outdoor space.
5. insert-type centrifugal fan according to claim 1, it is characterised in that：The heat dissipation wind inlet and radiation air go out
Mouthful can be that one, two or more parallel are arranged, or separate unit setting again respectively with air supply duct and exhaust duct phase
Connection.
6. insert-type centrifugal fan according to claim 1, it is characterised in that：The space of the separate heat source refers to sky
Temperature degree is less than 25 DEG C of space.
7. insert-type centrifugal fan according to claim 1, it is characterised in that：The fixation disk is to support to fix by force
Air-cooled high temperature resistant plug-in type centrifugal wind is made, the metal component with heat-blocking action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810627235.1A CN108799156A (en) | 2018-06-19 | 2018-06-19 | Air blast cooling high temperature resistant insert-type centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810627235.1A CN108799156A (en) | 2018-06-19 | 2018-06-19 | Air blast cooling high temperature resistant insert-type centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108799156A true CN108799156A (en) | 2018-11-13 |
Family
ID=64083369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810627235.1A Withdrawn CN108799156A (en) | 2018-06-19 | 2018-06-19 | Air blast cooling high temperature resistant insert-type centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108799156A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046199A (en) * | 2021-10-29 | 2022-02-15 | 无锡曲速智能科技有限公司 | Special fan power assembly of sanitation car |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203641046U (en) * | 2013-11-15 | 2014-06-11 | 天津尼特风机有限公司 | Volute type high-temperature-resistant centrifugal impeller fan |
| WO2016127659A1 (en) * | 2015-02-10 | 2016-08-18 | 南通大通宝富风机有限公司 | Containment building atmospheric monitoring system fan |
| CN106337824A (en) * | 2016-09-28 | 2017-01-18 | 浙江亿利达风机股份有限公司 | Novel volute centrifugal fan provided with permanent-magnet brushless motor system |
| CN107605771A (en) * | 2017-10-24 | 2018-01-19 | 宝鸡市泰得工贸有限公司 | A kind of inserted high-temperature fan heat insulation and heat control mechanism |
-
2018
- 2018-06-19 CN CN201810627235.1A patent/CN108799156A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203641046U (en) * | 2013-11-15 | 2014-06-11 | 天津尼特风机有限公司 | Volute type high-temperature-resistant centrifugal impeller fan |
| WO2016127659A1 (en) * | 2015-02-10 | 2016-08-18 | 南通大通宝富风机有限公司 | Containment building atmospheric monitoring system fan |
| CN106337824A (en) * | 2016-09-28 | 2017-01-18 | 浙江亿利达风机股份有限公司 | Novel volute centrifugal fan provided with permanent-magnet brushless motor system |
| CN107605771A (en) * | 2017-10-24 | 2018-01-19 | 宝鸡市泰得工贸有限公司 | A kind of inserted high-temperature fan heat insulation and heat control mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046199A (en) * | 2021-10-29 | 2022-02-15 | 无锡曲速智能科技有限公司 | Special fan power assembly of sanitation car |
| CN114046199B (en) * | 2021-10-29 | 2023-03-07 | 无锡曲速智能科技有限公司 | Special fan power assembly of sanitation car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181113 |