CN108661925A - A kind of engine blower structure with two-stage fan - Google Patents
A kind of engine blower structure with two-stage fan Download PDFInfo
- Publication number
- CN108661925A CN108661925A CN201810284628.7A CN201810284628A CN108661925A CN 108661925 A CN108661925 A CN 108661925A CN 201810284628 A CN201810284628 A CN 201810284628A CN 108661925 A CN108661925 A CN 108661925A
- Authority
- CN
- China
- Prior art keywords
- fan
- level
- electric
- silicon oil
- diameter
- 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.)
- Pending
Links
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 31
- 239000010703 silicon Substances 0.000 claims abstract description 31
- 239000003921 oil Substances 0.000 claims abstract description 28
- 238000000465 moulding Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229920002545 silicone oil Polymers 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 244000144983 clutch Species 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005303 weighing Methods 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
- F04D19/00—Axial-flow pumps
- F04D19/007—Axial-flow pumps multistage fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
-
- 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
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of engine blower structures with two-stage fan, including electric-controlled silicon oil clutch component and belt wheel drive, further include be located at the electric-controlled silicon oil clutch component on and diameter be less than single stage fan structure in single stage fan diameter level-one fan, the two level fan coaxially arranged is equipped on the outside of the level-one fan, the two level fan is mounted on by a terminal pad on the electric-controlled silicon oil clutch component；It is equipped with the first cushion block that the two is connected between the level-one fan and the electric-controlled silicon oil clutch component, the second cushion block that the two is connected is equipped between the electric-controlled silicon oil clutch component and the belt wheel drive.The present invention provides a kind of compact-sized engine blower structures with two-stage fan, can effectively promote engine cool ability so that fan dimension reduces, the moment of resistance reduces, lower noise, reaches energy-saving and environment-friendly purpose.
Description
Technical field
The present invention relates to engine manufacturing technology fields, more specifically, it relates to which a kind of start with two-stage fan
Machine fan structure.
Background technology
Cooling fan is an important component in engine cool system, to ensure the normal work of engine, to fan
Design proposes various requirement：While requiring fan to provide enough air quantity (cooling capacity), fan is also required to consume
Power is small, fan structure is compact, size is small, noise is small etc., and therefore, whether fan structure designs rationally to the effective work of engine
It plays a crucial role.Available engine mainly uses single stage fan structure, single stage fan to be mounted on automatically controlled silicone oil
On clutch components, then by belt wheel drive on engine, single stage fan structure is formed, in certain air quantity condition
Under, thus the diameter dimension meeting bigger of fan brings the moment of resistance to increase, the power of consumption increases, noise is increased to engine
Problem.
Invention content
The technical problem to be solved by the present invention is to the above-mentioned deficiency for the prior art, providing a kind of compact-sized has
The engine blower structure of two-stage fan can effectively promote engine cool ability so that fan dimension reduces, the moment of resistance drops
Low, lower noise reaches energy-saving and environment-friendly purpose.
The technical scheme is that such：A kind of engine blower structure with two-stage fan, including automatically controlled silicon
Oily clutch components and belt wheel drive, further include on the electric-controlled silicon oil clutch component and diameter is less than single stage fan
The level-one fan of the diameter of single stage fan in structure, the level-one fan outside are equipped with the two level fan coaxially arranged,
The two level fan is mounted on by a terminal pad on the electric-controlled silicon oil clutch component；The level-one fan with
The first cushion block that the two is connected, the electric-controlled silicon oil clutch component are equipped between the electric-controlled silicon oil clutch component
The second cushion block that the two is connected is equipped between the belt wheel drive.
As a further improvement, the diameter of the level-one fan is more than the diameter of the two level fan, and the level-one
A diameter of 400mm~450mm of fan, a diameter of 250mm~300mm of the two level fan.
Further, a diameter of 420mm of the level-one fan, a diameter of 280mm of the two level fan.
Further, the blade quantity of the level-one fan is more than the blade quantity of the two level fan.
Further, the blade of the level-one fan is 10, and the blade of the two level fan is 7.
Further, the axial distance between the level-one fan and two level fan is 80mm~120mm.
Further, the axial distance between the level-one fan and two level fan is 100mm.
Further, the terminal pad include the embedded connecting seat being installed in the axis hole of the two level fan and with this
Mounting base that connecting seat is connected and that the electric-controlled silicon oil clutch component periphery can be connected to.
Further, the connecting seat and the coaxially arranged and described connecting seat of the mounting base and the peace
Dress seat is integrally formed structures.
Further, the mounting base is located at the connecting seat outer rim and along the latch of its axial direction protrusion by multiple
It constitutes, between the centre-to-centre spacing and the two neighboring fixed lug of the electric-controlled silicon oil clutch component between two neighboring latch
Distance is adapted.
Advantageous effect
Compared with prior art, the present invention have the advantage that for：
1, structure of the invention is compact, is easy to make, and can directly be optimized on available engine fan structure, nothing
The connector being connect with engine need to be redesigned, design difficulty and production cost are reduced, it is highly practical；Reduce wind simultaneously
Whole radial dimension is fanned, the moment of resistance and power consumption, and the increase of two level fan are reduced, improves nothing among level-one fan
The air flow property in flabellum region plays the role of increase air quantity, improves cooling capacity, true by the heat balance test of vehicle
It is fixed, decline 15% using the engine nacelle temperature of the engine blower structure of the two-stage fan, friction horsepower reduces by 3%, makes an uproar
Sound reduces 2dB, reaches energy-saving and environment-friendly purpose.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the cross-sectional view of the present invention；
Fig. 3 is the part decomposition texture schematic diagram of the present invention.
Wherein：2- electric-controlled silicon oil clutchs component, 3- belts wheel drive, 4- level-ones fan, 5- two levels fan, 6- connections
Disk, the first cushion blocks of 7-, the second cushion blocks of 8-, 61- connecting seats, 62- mounting bases.
Specific implementation mode
The present invention is described further for specific embodiment in below in conjunction with the accompanying drawings.
Refering to fig. 1 shown in -3, a kind of engine blower structure with two-stage fan of the invention is used for engine cool
In system, which includes electric-controlled silicon oil clutch component 2 and belt wheel drive 3, and wherein electric-controlled silicon oil clutch component 2 wraps
The connecting flange that fixation lug and installation axle level-one on its inside on the outside of it are located at the installation axle inner opposite end is included,
It further includes being located on electric-controlled silicon oil clutch component 2 that the inside of belt wheel drive 3, which has installation screw, fan structure of the invention,
And diameter is less than the level-one fan 4 of the diameter of single stage fan in single stage fan structure, wherein level-one fan 4 is set in automatically controlled silicon
In 2 corresponding installation axle 4 of oily clutch components, the diameter of level-one fan 4 is less than the list for corresponding to model engine in the prior art
The diameter of grade fan, reduces the diameter of level-one fan 4, to reduce the moment of resistance and power consumption, is conducive to the installation of vehicle
Layout is equipped with the two level fan 5 coaxially arranged in 4 outside of level-one fan, which is pacified by a terminal pad 6
On electric-controlled silicon oil clutch component 2, it can be rotated together with level-one fan 4；Level-one fan 4 and automatically controlled silicone oil from
The first cushion block 7 that the two is connected is equipped between clutch component 2, between electric-controlled silicon oil clutch component 2 and belt wheel drive 3
Equipped with the second cushion block 8 that the two is connected, wherein the first cushion block 7 has installation via, is set in electric-controlled silicon oil clutch component
It in 2 installation axle and is built on the axis hole of level-one fan 4, using screw across level-one fan 4 and the first cushion block 7 are screwed on successively
On electric-controlled silicon oil clutch component 2, the installation to level-one fan 4 is completed, the first cushion block 7, which plays, prevents fan from loosening and preventing
The effect of fan axial displacement has installation via corresponding with the installation screw in belt wheel drive 3 on the second cushion block 8,
The connecting flange of electric-controlled silicon oil clutch component 2 is fixedly connected with belt wheel drive 3 using screw, improves fan structure
Connection reliability and stability.Structure of the invention is compact, is easy to make, and can directly be carried out on available engine fan structure excellent
Change and improve, without the connector that redesign is connect with engine, reduces design difficulty and production cost, it is highly practical；Together
When reduce the radial dimension of fan entirety, reduce the moment of resistance and power consumption, and the increase of two level fan, improve level-one
Air flow property without flabellum region among fan, plays the role of increase air quantity, improves cooling capacity, flat by the heat of vehicle
Weighing apparatus experiment determines, declines 15% using the engine nacelle temperature of the engine blower structure of the two-stage fan, friction horsepower drop
Low 3%, lower noise 2dB reach energy-saving and environment-friendly purpose.
Preferably, the diameter of level-one fan 4 is more than the diameter of two level fan 5, and a diameter of 400mm of level-one fan 4
~450mm, a diameter of 250mm~300mm of two level fan 5, further, a diameter of 420mm of level-one fan 4, light breeze
A diameter of 280mm of fan 5, the blade quantity of level-one fan 4 are more than the blade quantity of two level fan 5, further, force one wind
The blade of fan 4 is 10, and the blade of two level fan 5 is 7, and the axial distance between level-one fan 4 and two level fan 5 is 80mm
~120mm, further, the axial distance between level-one fan 4 and two level fan 5 is 100mm, reasonably designs force one wind
Radial dimension, blade quantity, the axial distance of fan 4 and two level fan 5, can further improve the gas fluidity of fan structure,
To improve cooling capacity, reduces the moment of resistance, friction horsepower and reduce noise, keep engine mounting arrangement more flexible.
Terminal pad 6 in the present embodiment include the embedded connecting seat 61 being installed in the axis hole of two level fan 5 and with the company
Mounting base 62 that joint chair 61 is connected and that 2 periphery of electric-controlled silicon oil clutch component can be connected to, wherein mounting base 62 is by multiple positions
It is constituted in 61 outer rim of connecting seat and along the latch of its axial direction protrusion, the centre-to-centre spacing between two neighboring latch and automatically controlled silicone oil
The distance between two neighboring fixed lug of clutch components 2 is adapted, and the mounting base 62 of dentation being capable of further automatically controlled silicon
Oily clutch components 2 radiate, while can also be convenient for the axial distance between control level-one fan 4 and two level fan 5, together
When, connecting seat 61 and mounting base 62 are coaxially arranged, and connecting seat 61 is integrally formed structures with mounting base 62, is further increased
The concentricity of level-one fan 4 and two level fan 5, connection precision, rigid, to extend its service life.
What has been described above is only a preferred embodiment of the present invention, it should be pointed out that for those skilled in the art,
Without departing from the structure of the invention, several modifications and improvements can also be made, these all do not interfere with implementation of the present invention
Effect and patent practicability.
Claims (10)
1. a kind of engine blower structure with two-stage fan, including electric-controlled silicon oil clutch component (2) and belt wheel drive
(3), which is characterized in that further include be located at the electric-controlled silicon oil clutch component (2) on and diameter be less than single stage fan structure in
The level-one fan (4) of the diameter of single stage fan, the level-one fan (4) outside are equipped with the two level fan coaxially arranged
(5), the two level fan (5) is mounted on by a terminal pad (6) on the electric-controlled silicon oil clutch component (2)；Institute
The first cushion block (7) that the two is connected is equipped between the level-one fan (4) stated and the electric-controlled silicon oil clutch component (2),
The second cushion block that the two is connected is equipped between the electric-controlled silicon oil clutch component (2) and the belt wheel drive (3)
(8)。
2. a kind of engine blower structure with two-stage fan according to claim 1, which is characterized in that the level-one
The diameter of fan (4) is more than the diameter of the two level fan (5), and a diameter of 400mm~450mm of the level-one fan (4),
A diameter of 250mm~300mm of the two level fan (5).
3. a kind of engine blower structure with two-stage fan according to claim 2, which is characterized in that the level-one
A diameter of 420mm of fan (4), a diameter of 280mm of the two level fan (5).
4. a kind of engine blower structure with two-stage fan according to claim 1, which is characterized in that the level-one
The blade quantity of fan (4) is more than the blade quantity of the two level fan (5).
5. a kind of engine blower structure with two-stage fan according to claim 4, which is characterized in that the level-one
The blade of fan (4) is 10, and the blade of the two level fan (5) is 7.
6. a kind of engine blower structure with two-stage fan according to claim 1, which is characterized in that the level-one
Axial distance between fan (4) and two level fan (5) is 80mm~120mm.
7. a kind of engine blower structure with two-stage fan according to claim 6, which is characterized in that the level-one
Axial distance between fan (4) and two level fan (5) is 100mm.
8. a kind of engine blower structure with two-stage fan according to any one of claims 1-7, feature
Be, the terminal pad (6) include the embedded connecting seat (61) being installed in the axis hole of the two level fan (5) and with the company
Mounting base (62) that joint chair (61) is connected and that electric-controlled silicon oil clutch component (2) periphery can be connected to.
9. a kind of engine blower structure with two-stage fan according to claim 8, which is characterized in that the company
Joint chair (61) is integrated with the coaxially arranged and described connecting seat (61) of the mounting base (62) with the mounting base (62)
Molding structure.
10. a kind of engine blower structure with two-stage fan according to claim 8, which is characterized in that described
Mounting base (62) by it is multiple be located at the connecting seat (61) outer rim and constituted along the latch of its axial direction protrusion, two neighboring card
The distance between centre-to-centre spacing between tooth and two neighboring fixed lug of the electric-controlled silicon oil clutch component (2) are adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810284628.7A CN108661925A (en) | 2018-04-02 | 2018-04-02 | A kind of engine blower structure with two-stage fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810284628.7A CN108661925A (en) | 2018-04-02 | 2018-04-02 | A kind of engine blower structure with two-stage fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108661925A true CN108661925A (en) | 2018-10-16 |
Family
ID=63782757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810284628.7A Pending CN108661925A (en) | 2018-04-02 | 2018-04-02 | A kind of engine blower structure with two-stage fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108661925A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488439A (en) * | 2019-01-16 | 2019-03-19 | 广西玉柴机器股份有限公司 | Engine double fan |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3612167A1 (en) * | 1986-04-11 | 1987-10-22 | Stromag Maschf | Fan arrangement, especially for the cooling of water-cooled internal combustion engines |
| EP0499698A2 (en) * | 1990-12-22 | 1992-08-26 | Behr GmbH & Co. | Ventilator drive with fluid friction coupling |
| CN105545980A (en) * | 2016-02-18 | 2016-05-04 | 太仓钰丰机械工程有限公司 | Silicone oil fan clutch with dual-impeller heat dissipation blades |
| WO2018028639A1 (en) * | 2016-08-10 | 2018-02-15 | 苏州宝时得电动工具有限公司 | Garden blower |
| CN208010616U (en) * | 2018-04-02 | 2018-10-26 | 广西玉柴机器股份有限公司 | A kind of engine blower structure with two-stage fan |
-
2018
- 2018-04-02 CN CN201810284628.7A patent/CN108661925A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3612167A1 (en) * | 1986-04-11 | 1987-10-22 | Stromag Maschf | Fan arrangement, especially for the cooling of water-cooled internal combustion engines |
| EP0499698A2 (en) * | 1990-12-22 | 1992-08-26 | Behr GmbH & Co. | Ventilator drive with fluid friction coupling |
| CN105545980A (en) * | 2016-02-18 | 2016-05-04 | 太仓钰丰机械工程有限公司 | Silicone oil fan clutch with dual-impeller heat dissipation blades |
| WO2018028639A1 (en) * | 2016-08-10 | 2018-02-15 | 苏州宝时得电动工具有限公司 | Garden blower |
| CN208010616U (en) * | 2018-04-02 | 2018-10-26 | 广西玉柴机器股份有限公司 | A kind of engine blower structure with two-stage fan |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488439A (en) * | 2019-01-16 | 2019-03-19 | 广西玉柴机器股份有限公司 | Engine double fan |
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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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181016 |