CN106122056B - A kind of load box cooling system and its dedicated axial flow blower - Google Patents
A kind of load box cooling system and its dedicated axial flow blower Download PDFInfo
- Publication number
- CN106122056B CN106122056B CN201610719612.5A CN201610719612A CN106122056B CN 106122056 B CN106122056 B CN 106122056B CN 201610719612 A CN201610719612 A CN 201610719612A CN 106122056 B CN106122056 B CN 106122056B
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- China
- Prior art keywords
- load box
- blade
- axial flow
- flow blower
- shell
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- 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.)
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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
-
- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/384—Blades characterised by form
-
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/545—Ducts
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of load box cooling system, it includes:Load box, tunnel inlet are located at side, and ducting outlet is located at top, and ducting outlet side is resistance region;Axial flow blower is horizontally set in the air duct of load box, and is located at below resistance region, and the horizontal gas flow outside load box is made to become upward uprush after axial flow blower.Its advantage is that:Improvement is made to air channel structure, wind is set to suck load box from side air admission by blower, then upper resistors are blowed to by the axial flow blower being horizontally mounted vertically upward, load cabinet is discharged upwards after flowing through resistance, and the axial blower of side dress is combined, while so that installation dimension is constant in load box, satisfaction sets the maximum operating point of axial flow blower air quantity to back pressure operating point needed for load box, meet design requirement, and does not increase the power and noise of blower motor.
Description
Technical field
The present invention relates to a kind of load box cooling system and its dedicated axial flow blowers.
Background technique
Load box is a kind of test equipment for converting electrical energy into thermal energy, and thermal energy is as produced by electric resistance of stainless pipe
, axial flow blower needs that thermal energy caused by resistance tube is expelled to outside load box body in a short time, prevents due to thermal energy
Accumulation causes resistance tube the accidents such as to burn and occurs.
Since common axial flow blower outlet air back pressure is lower, and load the thickly dotted electricity of axial flow blower outlet air face used
Pipe distribution is hindered, back pressure is very high, and according to load box design feature, can not install bigbore axial flow blower, therefore in high back pressure
Operating point, common axial flow blower are unable to satisfy load box cooling requirements.
Summary of the invention
The purpose of the present invention is to provide a kind of load box cooling system and its dedicated axial flow blowers, can effectively solve negative
It carries case cooling requirements and air quantity is big, high reliablity.
In order to achieve the above object, the invention is realized by the following technical scheme:
A kind of load box cooling system, characterized in that include:
Load box, tunnel inlet are located at side, and ducting outlet is located at top, and ducting outlet side is resistance region;
Axial flow blower is horizontally set in the air duct of load box, and is located at below resistance region, and the level outside load box is made
Air-flow becomes upward uprush after axial flow blower;
Wherein, the axial flow blower includes:
Shell;
Motor, positioned at axial one end of shell, it includes a motor flange, motor flange is located in shell;
Multiple support plates are arranged radially along motor outer circle respectively, and motor is fixed on shell by multiple support plate;
More blades are located in shell, are arranged on the motor flange of motor.
Above-mentioned load box cooling system, wherein:
The axial flow blower is fixed in load box by shell.
Above-mentioned load box cooling system, wherein:
The position setting guide plate of tunnel inlet is corresponded to below the axial flow blower in the load box, guide plate is by air duct
Gradually inclination upwards on the inside of entrance to load box.
Above-mentioned load box cooling system, wherein:
The blade is arcuate structure, and root of blade is most thick, and vane thickness gradually successively decreases to edge from root end.
Above-mentioned load box cooling system, wherein:
Blade root angle is adjustable to be mounted on the motor flange;
The leaf angle of blade is 38 °, one radian of position indent of the forward position of blade close to root of blade.
A kind of axial flow blower, characterized in that include:
Shell;
Motor, positioned at axial one end of shell, it includes a motor flange, motor flange is located in shell;
Multiple support plates are arranged radially along motor outer circle respectively, and motor is fixed on shell by multiple support plate;
More blades are located in shell, are arranged on the motor flange of motor.
Above-mentioned axial flow blower, wherein:
The blade is arcuate structure, and root of blade is most thick, and vane thickness gradually successively decreases to edge from root end.
Above-mentioned axial flow blower, wherein:
Blade root angle is adjustable to be mounted on the motor flange.
Above-mentioned axial flow blower, wherein:
The leaf angle of blade is 38 °, one radian of position indent of the forward position of blade close to root of blade.
Compared with the prior art, the present invention has the following advantages:
1, motor side being fixed on shell air duct, the support plate of such side can also be used when wind deflector,
Thus motor is changed to it is side-mounted, and combine unique fan blade it is leaf, play increase draught area, reduce the amount of becalming, reinforce
The effect of air-flow guiding, has been truly realized Wind Volume high back pressure;
2, improvement is made to air channel structure, so that wind is sucked load box from side air admission by blower, then by being horizontally mounted
Axial flow blower blow to upper resistors vertically upward, flow through after resistance discharge load cabinet upwards, and combine the axial wind of side dress
Machine, while so that installation dimension is constant in load box, satisfaction sets the maximum operating point of axial flow blower air quantity to load
Back pressure operating point needed for case, meets design requirement, and does not increase the power and noise of blower motor.
Detailed description of the invention
Fig. 1 is the cross-sectional view of axial flow blower of the invention;
Fig. 2 is the main view of axial flow blower of the invention;
Fig. 3 is a kind of main view of load box cooling system of the invention;
Fig. 4 is the side sectional view of Fig. 3;
Fig. 5 is the perspective view of the blade of axial flow blower of the invention;
Fig. 6 is the main view of the blade of axial flow blower of the invention;
Fig. 7 is axial flow blower actual test operating condition point curve of the invention.
Specific embodiment
The present invention is further elaborated by the way that a preferable specific embodiment is described in detail below in conjunction with attached drawing.
As shown in Fig. 1 ~ 4, a kind of load box cooling system, it includes:Load box 7, tunnel inlet are located at side, air duct
Outlet is located at top, and ducting outlet side is resistance region 6;Axial flow blower is horizontally set in the air duct of load box 7, and is located at
6 lower section of resistance region, makes the horizontal gas flow outside load box 7 become upward uprush after axial flow blower, wind is by axis stream
Blower enters load box 7 from side air admission, and the thermal energy that the upward air draft of axial flow blower generates resistance region 6 is along heat dissipation channel i.e. wind
7 top of load box is discharged in road.
Wherein, the axial flow blower includes:Shell 4, axial flow blower are fixed in load box 7 by shell 4;Motor 1,
Positioned at axial one end of shell 4, it includes a motor flange, motor flange is located in shell 4;Multiple support plates 2, respectively along electricity
1 outer circle of machine is arranged radially, and motor 1 is fixed on shell 4 by multiple support plate 2, is thus changed to motor 1 side-mounted;It is more
Piece blade 3 is located in shell 4, is arranged on the motor flange of motor 1.
Corresponded to below the axial flow blower in the load box 7 tunnel inlet position setting guide plate 5, guide plate 5 by
Tunnel inlet to 7 inside of load box gradually tilts upwards.
As shown in Figure 5,6, the blade 3 is arcuate structure, most thick 3 intensity of guarantee blade in 3 root 31 of blade, and blade 3
Thickness gradually successively decreases to edge from 31 end of root, forms streamlined, increasing top air quantity, the unique leaf combination side dress of fan blade
The motor 1 of formula designs, and plays increase draught area, reduces the amount of becalming and strengthen air-flow guiding role.
In the present embodiment, 3 root of blade, 31 adjustable angle is mounted on the motor flange, and the leaf angle of blade 3 is
38 °, air output reaches maximum;It is poly- to play wind-guiding close to one radian 321 of position indent of 3 root 31 of blade in the forward position 32 of blade 3
Hold together effect, it is the actual test operating condition point curve of load box axial flow blower, in static pressure according to Fig.7, that 3 quantity of blade, which is 9,
Under more than 300 Pa operating conditions, compressor flow is about 14500m2/h, has reached the air quantity requirement of actual use.
To sum up, it is designed using above-mentioned axial flow blower and load box cooling system, substitutes original import blower scheme, imitated
Fruit is good, brings good economic benefits, and structure is simple, easy to maintain, securely and reliably, fully meets load box heat dissipation
Technical requirements.
It is discussed in detail although the contents of the present invention have passed through above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read above content, for of the invention
A variety of modifications and substitutions all will be apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (5)
1. a kind of load box cooling system, which is characterized in that include:
Load box(7), tunnel inlet is located at side, and ducting outlet is located at top, and ducting outlet side is resistance region(6);
Axial flow blower is horizontally set on load box(7)Air duct in, and be located at resistance region(6)Lower section makes load box(7)Outside
Horizontal gas flow become upward uprush after axial flow blower;
Wherein, the axial flow blower includes:
Shell(4);
Motor(1), it is located at shell(4)Axial one end, it includes a motor flange, motor flange is located at shell(4)It is interior;
Multiple support plates(2), respectively along motor(1)Outer circle is arranged radially, motor(1)Pass through multiple support plate(2)It is fixed to
Shell(4)On;
More blades(3), it is located at shell(4)It is interior, it is arranged in motor(1)Motor flange on;
The blade(3)For arcuate structure, blade(3)Root(31)It is most thick, and blade(3)Thickness is from root(31)End gradually to
Successively decrease edge;
Blade(3)Leaf angle be 38 °, blade(3)Forward position(32)Close to blade(3)Root(31)One radian of position indent
(321);
The axial flow blower passes through shell(4)Fixed to load box(7)It is interior.
2. load box cooling system as described in claim 1, it is characterised in that:
In the load box(7)Guide plate is arranged in the position of corresponding tunnel inlet below interior axial flow blower(5), guide plate(5)
By tunnel inlet to load box(7)Inside gradually tilts upwards.
3. load box cooling system as described in claim 1, it is characterised in that:
Blade(3)Root(31)Adjustable angle is mounted on the motor flange.
4. a kind of axial flow blower, which is characterized in that include:
Shell(4);
Motor(1), it is located at shell(4)Axial one end, it includes a motor flange, motor flange is located at shell(4)It is interior;
Multiple support plates(2), respectively along motor(1)Outer circle is arranged radially, motor(1)Pass through multiple support plate(2)It is fixed to
Shell(4)On;
More blades(3), it is located at shell(4)It is interior, it is arranged in motor(1)Motor flange on;
The blade(3)For arcuate structure, blade(3)Root(31)It is most thick, and blade(3)Thickness is from root(31)End gradually to
Successively decrease edge;
Blade(3)Leaf angle be 38 °, blade(3)Forward position(32)Close to blade(3)Root(31)One radian of position indent
(321);
The axial flow blower passes through shell(4)Fixed to load box(7)It is interior.
5. axial flow blower as claimed in claim 4, it is characterised in that:
Blade(3)Root(31)Adjustable angle is mounted on the motor flange.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610719612.5A CN106122056B (en) | 2016-08-24 | 2016-08-24 | A kind of load box cooling system and its dedicated axial flow blower |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610719612.5A CN106122056B (en) | 2016-08-24 | 2016-08-24 | A kind of load box cooling system and its dedicated axial flow blower |
Publications (2)
Publication Number | Publication Date |
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CN106122056A CN106122056A (en) | 2016-11-16 |
CN106122056B true CN106122056B (en) | 2018-11-27 |
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ID=57274123
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Application Number | Title | Priority Date | Filing Date |
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CN201610719612.5A Active CN106122056B (en) | 2016-08-24 | 2016-08-24 | A kind of load box cooling system and its dedicated axial flow blower |
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CN (1) | CN106122056B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108662635B (en) * | 2017-03-28 | 2020-09-18 | 博西华电器(江苏)有限公司 | Range hood and gear setting method thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201159203Y (en) * | 2008-05-18 | 2008-12-03 | 威海克莱特菲尔风机有限公司 | Low noise axial fan blade |
GB2455553A (en) * | 2007-12-14 | 2009-06-17 | Nuaire Ltd | Axial flow fan motor mounting |
CN101598135A (en) * | 2009-06-30 | 2009-12-09 | 朱晓明 | Axial-flow fan special for super large power load box |
CN203069628U (en) * | 2012-12-28 | 2013-07-17 | 中国船舶电站设备有限公司 | Dry intelligent load box with novel structure |
CN203847444U (en) * | 2014-03-25 | 2014-09-24 | 南方风机股份有限公司 | Motor installation structure of nuclear grade high-pressure axial flow fan |
CN206111614U (en) * | 2016-08-24 | 2017-04-19 | 中国船舶电站设备有限公司 | Load box cooling system and dedicated axial fan thereof |
-
2016
- 2016-08-24 CN CN201610719612.5A patent/CN106122056B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2455553A (en) * | 2007-12-14 | 2009-06-17 | Nuaire Ltd | Axial flow fan motor mounting |
CN201159203Y (en) * | 2008-05-18 | 2008-12-03 | 威海克莱特菲尔风机有限公司 | Low noise axial fan blade |
CN101598135A (en) * | 2009-06-30 | 2009-12-09 | 朱晓明 | Axial-flow fan special for super large power load box |
CN203069628U (en) * | 2012-12-28 | 2013-07-17 | 中国船舶电站设备有限公司 | Dry intelligent load box with novel structure |
CN203847444U (en) * | 2014-03-25 | 2014-09-24 | 南方风机股份有限公司 | Motor installation structure of nuclear grade high-pressure axial flow fan |
CN206111614U (en) * | 2016-08-24 | 2017-04-19 | 中国船舶电站设备有限公司 | Load box cooling system and dedicated axial fan thereof |
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CN106122056A (en) | 2016-11-16 |
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