CN106285893A - Digital frequency conversion generator cooling system - Google Patents

Digital frequency conversion generator cooling system Download PDF

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Publication number
CN106285893A
CN106285893A CN201610834118.3A CN201610834118A CN106285893A CN 106285893 A CN106285893 A CN 106285893A CN 201610834118 A CN201610834118 A CN 201610834118A CN 106285893 A CN106285893 A CN 106285893A
Authority
CN
China
Prior art keywords
air
cooling
housing
fan
air inlets
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.)
Granted
Application number
CN201610834118.3A
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Chinese (zh)
Other versions
CN106285893B (en
Inventor
张力
袁红波
吕永
张�成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG ZHONGJIAN TECHNOLOGY Co Ltd
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ZHEJIANG ZHONGJIAN TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
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Priority to CN201610834118.3A priority Critical patent/CN106285893B/en
Publication of CN106285893A publication Critical patent/CN106285893A/en
Application granted granted Critical
Publication of CN106285893B publication Critical patent/CN106285893B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00Air cooling
    • F01P1/02Arrangements for cooling cylinders or cylinder heads, e.g. ducting cooling-air from its pressure source to cylinders or along cylinders
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00Air cooling
    • F01P1/06Arrangements for cooling other engine or machine parts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00Pumping cooling-air or liquid coolants
    • F01P5/02Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F01P5/06Guiding or ducting air to, or from, ducted fans
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00Cylinders; Cylinder heads 
    • F02F1/02Cylinders; Cylinder heads  having cooling means
    • F02F1/04Cylinders; Cylinder heads  having cooling means for air cooling
    • F02F1/06Shape or arrangement of cooling fins; Finned cylinders
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12Stationary parts of the magnetic circuit
    • H02K1/20Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/02Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00Air cooling
    • F01P1/02Arrangements for cooling cylinders or cylinder heads, e.g. ducting cooling-air from its pressure source to cylinders or along cylinders
    • F01P2001/023Cooling cylinders
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00Air cooling
    • F01P1/02Arrangements for cooling cylinders or cylinder heads, e.g. ducting cooling-air from its pressure source to cylinders or along cylinders
    • F01P2001/026Cooling cylinder heads

Abstract

nullThe invention discloses a kind of digital frequency conversion generator cooling system,Including housing cavity lost pressure cooling module、Electric motor fan forces refrigerating module、Flywheel fan forces refrigerating module、Compressed gas orientation refrigerating module,Described housing cavity lost pressure cooling module includes No. one and No. two air inlets (1) being arranged on housing (6) both sides,It is arranged on No. three air inlets (7) that housing (6) bottom is corresponding with air filter、No. four air inlets (2) corresponding with electromotor、No. five air inlets (8) corresponding with (37) bottom cylinder block、No. six air inlets (3) corresponding with direct current stabilizer (17)、No. seven air inlets (5) that fin plate with inverter (14) is corresponding、No. eight air inlets (4) that electric capacity (16) is corresponding are highlighted with inverter,Next number that act in negative pressure sucks the cool ambient air corresponding parts of cooling or position to No. eight air inlets.After using this structure, there is the advantage such as compact conformation, rationally distributed, rate of cooling is fast, effective, length in service life.

Description

Digital frequency conversion generator cooling system
Technical field
The invention relates to a kind of digital frequency conversion generator, the internal cooling system of a kind of digital frequency conversion generator System.
Background technology
Digital frequency conversion generator has the plurality of advantages such as low noise, volume is little, output is steady, generating efficiency is high, for this city Various informative frequency conversion generator product it is proposed in a large number on field.But frequency conversion generator compares the many inversion controls of conventional electric generators Device processed and other electrical part modules, if the too high meeting of the temperature of inverter directly affects the properly functioning of equipment.Small size is with high The feature of output makes the internal heat dissipating of frequency conversion generator become the No.1 difficult problem of product development person.
The mode of air blast cooling is widely used by digital frequency conversion generator developers, but major part uses a cooling Fan connects single air channel mode of bent axle, though so simple in construction, the most not only cooling effect is limited, and the gas produced Stream can be the most uneven in generator air channel, easily causes the danger that generator local temperature is too high.
The most existing frequency conversion generator inner cooling system is owing to air channel structure design is undesirable and part placement does not conforms to Reason causes cooling down in a large number " blind spot ", and does not take into full account the electric type parts needing natural wind preferentially to cool down, and surface The cooling problem at cylinder block, cylinder cover and acoustic filter that temperature is higher does not the most really solve.Have a strong impact on complete machine Performance and used life..To this end, many manufacturers and knowledgeable people develop for the problems referred to above and manufacture experimently, but so far Ideal product is not yet had to emerge.
Summary of the invention
For overcoming existing frequency conversion generator inner cooling system above shortcomings, the purpose of the invention is to pass through Unique multi-air duct structure design and the rational deployment of the internal modules of complete machine, ensureing compact conformation, do not affecting outward appearance On the premise of a kind of efficient, digital frequency conversion generator cooling system of uniform cooling effect is provided.Another mesh of the invention Be to consider the electric type parts that need to preferentially cool down and the highest acoustic filter, cylinder cover and the cylinder block of surface temperature especially Cooling scheme.
The invention solves the technical scheme that above-mentioned technical problem is used, and it includes housing cavity lost pressure cooling mould Block, electric motor fan force refrigerating module, flywheel fan to force refrigerating module, compressed gas orientation refrigerating module, described housing Inner chamber lost pressure cooling module includes No. one and No. two air inlets being symmetricly set on housing both sides, be arranged on housing bottom and with sky No. three air inlets that filter is corresponding, are arranged on housing bottom corresponding with electromotor No. four air inlets, are arranged on housing Bottom No. five air inlets corresponding with bottom cylinder block, be arranged on housing bottom corresponding with direct current stabilizer No. six Air inlet, is arranged on housing bottom corresponding No. seven air inlets of fin plate with inverter, is arranged on housing bottom also No. eight air inlets that electric capacity is corresponding are highlighted, in next number of effect of power assembly negative pressure to No. eight air intakes with inverter Mouth sucks cool ambient air and forms the cooling air-flow corresponding parts of cooling or position.
The further scheme of the invention, described electric motor fan forces refrigerating module to include rotor wind scooper, electricity Machine fan, the internal up and down air channel being arranged on cylinder block side lid, rotor wind scooper is provided with air vent, and upper internal air channel is even Plate type fins before steaming cylinder body, bottom lower internal air channel connection cylinder block, on rotor wind scooper, air vent is at electric motor fan Effect is lower to be sucked cooling air cooling rotor and produces electric motor fan malleation air-flow, and electric motor fan malleation air-flow is from the most internal wind Road is discharged and is forced before cooling cylinder block bottom plate type fins and cylinder block.
The further scheme of the invention, described flywheel fan forces refrigerating module to include trigger, flywheel wind-guiding Wind scooper before and after cover, flywheel fan, cylinder cover wind scooper, acoustic filter, the air vent in trigger is inhaled under flywheel fan effect Enter to cool down wind and produce flywheel fan malleation air-flow, flywheel fan positive pressure gas stream by air shield of flywheel, cylinder cover wind scooper with And wind scooper cools down cylinder deck plate shape scale, cylinder cover surrounding plate shape fin, spark plug, aerofluxus successively before and after acoustic filter Pipe, acoustic filter.
The further scheme of the invention, described compressed gas orientation refrigerating module includes being arranged on cylinder block end face On air-guiding hole, air-guiding hole is the most right with the high voltage package on cylinder block, flywheel fan produce part malleation air-flow cooling high voltage package With plate type fins before cylinder block.
The further scheme of the invention, the plate fin of described inverter is provided with inverter wind scooper, No. seven The cooling wind that air inlet sucks is concentrated through the inverter sufficiently cool inversion of plate fin under the guiding of inverter wind scooper Device heating position.
The further scheme of the invention, the cavity between described power assembly and housing is at motor wind The lower inside wind that formed of common effect of fan, flywheel fan and compressed gas orientation refrigerating module generation flow perturbation, internal wind Non-principal heat-generating component inside cooling carburetor assembly, fuel tank, oil pipe, wire harness, control panel.
The further scheme of the invention, the malleation air-flow of described electric motor fan generation, the generation malleation of flywheel fan The generation malleation air-flow of air-flow, compressed gas orientation refrigerating module and negative pressure suck the cooling air-flow remittance that cool ambient air is formed Gather cylinder cover cool down acoustic filter again and discharged from honeycomb air vent by air vent wind scooper.
The further scheme of the invention, described acoustic filter front shroud, acoustic filter back cover and air vent wind scooper interior Side is provided with the heat radiation reflection paster preventing thermal radiation temperature from raising and to damage.
The further scheme of the invention, the bottom of described housing is provided with some equally distributed little fresh air inlets.
After using said structure, compared with prior art have the following advantages and effect: one is generator cooling structure Compact, rationally distributed, nothing cooling " blind spot ", and taken into full account the electric type parts needing natural wind preferentially to cool down, whole The air-flow in the most all air channels of cooling system converges at the highest cylinder cover of surface temperature and acoustic filter, makes cylinder cover and disappears The cooling of sound device is fully.
Two is to arrange the most internal air channel at cylinder block side cover, not only increases the cooling effect to cylinder block side cover.And And strengthened plate type fins before cylinder block and the cooling bottom cylinder block by the internal up and down air channel of cylinder block side cover, fly The part positive pressure gas stream that wheel fan produces is by tabular fin before the air-guiding hole cooling high voltage package on cylinder block end face and cylinder block Sheet, finally enhances the cooling effect of whole cylinder block.
Three is that inverter wind scooper makes the air-flow forced of No. seven air inlets of housing bottom and No. eight air inlets through inversion control The main heat release position of device processed, quickly takes away the heat that inverter produces.Avoid cooling wind having without inverter controller The cooling that effect heating position is just directly entered follow-up air channel and causes is bad, it is ensured that the reliability of inverter controller, extends whole The service life of machine.
Four is the bottom that main air inlet is arranged on housing, has patch ground air themperature relatively low bottom electromotor, It is attractive in appearance that air inlet secret does not affect complete machine, it is not easy to being blocked by periphery object, air inlet is more stable, reduce the most to greatest extent into The air themperature in air port, also greatly reduces the axial dimension of complete machine, makes structure compacter.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the invention.
Fig. 2 be the invention look up structural representation.
Fig. 3 is the left view structural representation of the invention.
Fig. 4 is the cooling structure schematic diagram of the invention inverter.
Fig. 5 is the structural representation of the invention power assembly.
Fig. 6 is the exploded structural representation of the invention power assembly flywheel side.
Fig. 7 is the exploded structural representation of the invention power assembly motor side.
Wherein 1 No. one and No. two air inlets, 2 No. four air inlets, 3 No. six air inlets, 4 No. eight air inlets, 5 No. seven air intakes Mouthful, 6 housings, 7 No. three air inlets, 8 No. five air inlets, 10 air vent wind scoopers, 11 exhaustors, 12 honeycomb air vents, 13 inversions Device wind scooper, the 14 plate fins of inverter, 15 inverters, 16 inverters highlight electric capacity, 17 direct current stabilizers, 18 start motor-driven Power assembly, 19 acoustic filter Windshields, wind scooper after 20 acoustic filters, 21 cylinder cover wind scoopers, 22 carburetor assemblies, 23 flywheels are led Fan housing, 24 spark plugs, 25 high voltage package, 26 air-guiding holes, 27 cylinder block end faces, 28 flywheel fans, 29 triggers, 30 rotor wind-guidings Cover, 31 stators, 32 rotors, on 33 internal air channel, 34 electric motor fans, 35 times internal air channels, plate type fins before 36 cylinder blocks, and 37 Bottom cylinder block, 38 fuel tanks, inside 39 control panels, 40 acoustic filters, 41 cylinder cover surrounding plate shape fins, 42 cylinder deck plates Shape scale, 43 air vents, 44 cylinder block side covers, 45 cylinder blocks.
Detailed description of the invention
Shown in Fig. 1 to Fig. 7, for the specific embodiments of the invention a kind of digital frequency conversion generator cooling system, it Refrigerating module, flywheel fan is forced to force refrigerating module, compressed gas fixed including housing cavity lost pressure cooling module, electric motor fan To refrigerating module.Described housing cavity lost pressure cooling module includes No. one and No. two air intakes being symmetricly set on housing 6 both sides Mouth 1, as shown in Figure 1.It is arranged on bottom housing 6 and No. three air inlets 7 corresponding with air filter, is used for supporting that internal combustion engine fires Burn, be arranged on bottom housing 6 and No. four air inlets 2 corresponding with electromotor, be arranged on bottom housing 6 and with cylinder block bottom 37 No. five corresponding air inlets 8, are arranged on bottom housing 6 and No. six air inlets 3 corresponding with direct current stabilizer 17, arrange Bottom housing 6 and corresponding No. seven air inlets 5 of fin plate with inverter 14, it is arranged on bottom housing 6 and and inversion Device highlights electric capacity 16 and corresponding No. eight air inlets 4 of appliance component, under the effect of power assembly 18 negative pressure No. one to No. eight air inlet sucks cool ambient air and forms the cooling air-flow corresponding parts of cooling or position.Described housing 6 Bottom be provided with some equally distributed little fresh air inlets, little air intake hole pattern does not shows, is used for improving power assembly 18 And the uniformity of the cavity inside wind between housing, as shown in Figure 2.
As it is shown in fig. 7, described electric motor fan forces refrigerating module to include rotor wind scooper 30, electric motor fan 34, set Putting the internal up and down air channel 33,35 on cylinder block side cover 44, rotor wind scooper 30 is provided with air vent 43, upper internal air channel Plate type fins 36 before 33 connection cylinder blocks, lower internal air channel 35 connects bottom cylinder block 37, rotor wind scooper 30 ventilates Hole 43 sucks cooling air cooling rotor 31,32 under electric motor fan 34 acts on and produces electric motor fan malleation air-flow, motor wind Fan malleation air-flow is discharged from up and down internal air channel 33,35 and is forced before cooling cylinder block bottom plate type fins 36 and cylinder block 37, It is possible not only to cool down rotor 31,32 and cylinder block side cover 44 and plate type fins 36 and cylinder block before cylinder block can be cooled down Bottom 37.
As shown in Figure 6, described flywheel fan forces refrigerating module to include trigger 29, air shield of flywheel 23, flywheel wind Wind scooper 19,20 before and after fan 28, cylinder cover wind scooper 21, acoustic filter, the air vent in trigger 29 acts at flywheel fan 28 Lower suction cools down wind and produces flywheel fan malleation air-flow, and flywheel fan positive pressure gas stream is led by air shield of flywheel 23, cylinder cover Before and after fan housing 21 and acoustic filter, wind scooper 19,20 cools down cylinder deck plate shape scale 42, cylinder cover surrounding plate shape fin successively Sheet 41, spark plug 24, exhaustor 11, acoustic filter 40.Described compressed gas orientation refrigerating module includes being arranged on cylinder block end Air-guiding hole 26 on face 27, air-guiding hole 26 is the most right with the high voltage package 25 on cylinder block 45, the part malleation that flywheel fan 28 produces Plate type fins 36 before air-flow cooling high voltage package 25 and cylinder block, makes high voltage package 25 sufficiently cool.
As shown in Figure 4 and Figure 5, the plate fin of described inverter 14 is provided with inverter wind scooper 13, No. seven air intakes The cooling wind that mouth 5 sucks are concentrated through the sufficiently cool inversion of the plate fin of inverter 14 under the guiding of inverter wind scooper 13 Device 15 heating position.Cavity between described power assembly 18 and housing 6 electric motor fan 34, flywheel fan 28 with And form inside wind, internally air-cooled but carburetor assembly under the common effect of compressed gas orientation refrigerating module generation flow perturbation 22, the non-principal heat-generating component such as 39 inside fuel tank 38, oil pipe, wire harness, control panel, internal wind finally enters with negative pressure and starts Inside each wind scooper of mechanomotive force assembly 18.
As shown in Fig. 3, Fig. 6 and Fig. 7, the malleation air-flow of described electric motor fan 34 generation, the generation malleation of flywheel fan 28 The generation malleation air-flow of air-flow, compressed gas orientation refrigerating module and negative pressure suck the cooling air-flow remittance that cool ambient air is formed Gather the highest cylinder cover of surface temperature cool down acoustic filter 40 again and discharged from honeycomb air vent 12 by air vent wind scooper 10. The inner side of described acoustic filter front shroud 19, acoustic filter back cover 20 and air vent wind scooper 10 is provided with and prevents thermal radiation temperature from raising And the heat radiation reflection paster damaged.
The above, a simply embodiment of the invention, not the invention is made any pro forma Limit, on the basis of without departing from the technical scheme of the invention, done simple modification, equivalent variations or modification, all fall Enter the protection domain of the invention.

Claims (9)

1. a digital frequency conversion generator cooling system, forces cooling mould including housing cavity lost pressure cooling module, electric motor fan Block, flywheel fan force refrigerating module, compressed gas orientation refrigerating module, it is characterized in that: described housing cavity lost pressure cooling Module includes No. one and No. two air inlets (1) being symmetricly set on housing (6) both sides, is arranged on housing (6) bottom and air filter No. three air inlets (7) that device is corresponding, are arranged on housing (6) bottom No. four air inlets (2) corresponding with electromotor, arrange Housing (6) bottom No. five air inlets (8) corresponding with (37) bottom cylinder block, be arranged on housing (6) bottom and with directly No. six air inlets (3) that stream manostat (17) is corresponding, are arranged on housing (6) bottom fin plate with inverter (14) phase No. seven corresponding air inlets (5), are arranged on housing (6) bottom and highlight No. eight air inlets that electric capacity (16) is corresponding with inverter (4), next number of effect in power assembly (18) negative pressure sucks cool ambient air to No. eight air inlets and forms cooling Air-flow cools down corresponding parts or position.
Digital frequency conversion generator cooling system the most according to claim 1, is characterized in that: described electric motor fan is forced cold But module includes rotor wind scooper (30), electric motor fan (34), the internal up and down air channel that is arranged on cylinder block side cover (44) (33,35), rotor wind scooper (30) is provided with air vent (43), plate type fins before upper internal air channel (33) connection cylinder block (36), bottom lower internal air channel (35) connection cylinder block (37), the upper air vent (43) of rotor wind scooper (30) is at electric motor fan (34) effect is lower sucks cooling air cooling rotor (31,32) and produces electric motor fan malleation air-flow, electric motor fan malleation air-flow Discharge from up and down internal air channel (33,35) and force before cooling cylinder block bottom plate type fins (36) and cylinder block (37).
Digital frequency conversion generator cooling system the most according to claim 1 and 2, is characterized in that: described flywheel fan is strong Refrigerating module processed includes trigger (29), air shield of flywheel (23), flywheel fan (28), cylinder cover wind scooper (21), acoustic filter Wind scooper (19,20) front and back, the air vent in trigger (29) sucks cooling wind under flywheel fan (28) acts on and generation flies Wheel fan malleation air-flow, flywheel fan positive pressure gas stream is by air shield of flywheel (23), cylinder cover wind scooper (21) and acoustic filter Front and back wind scooper (19,20) cools down cylinder deck plate shape scale (42), cylinder cover surrounding plate shape fin (41), spark plug successively (24), exhaustor (11), acoustic filter (40).
Digital frequency conversion generator cooling system the most according to claim 3, is characterized in that: described compressed gas orientation is cold But module includes the air-guiding hole (26) being arranged on cylinder block end face (27), air-guiding hole (26) and the high voltage package on cylinder block (45) (25) the most right, the part malleation air-flow that flywheel fan (28) produces cools down plate type fins before high voltage package (25) and cylinder block (36)。
Digital frequency conversion generator cooling system the most according to claim 4, is characterized in that: the plate fin of described inverter Sheet (14) is provided with inverter wind scooper (13), cooling wind the leading in inverter wind scooper (13) that No. seven air inlets (5) suck It is concentrated through downwards inverter plate fin (14) sufficiently cool inverter (15) heating position.
Digital frequency conversion generator cooling system the most according to claim 5, is characterized in that: described power assembly (18) cavity and between housing (6) produces at electric motor fan (34), flywheel fan (28) and compressed gas orientation refrigerating module The common effect of angry flow disturbance is lower forms internal wind, internally air-cooled but non-principal heat-generating component.
Digital frequency conversion generator cooling system the most according to claim 6, is characterized in that: described electric motor fan (34) produces Malleation air-flow, the generation malleation air-flow of flywheel fan (28), compressed gas orientation refrigerating module generation malleation air-flow and The cooling air-flow that negative pressure suction cool ambient air is formed converges to cylinder cover and cools down acoustic filter (40) again and by air vent wind-guiding Cover (10) is discharged from honeycomb air vent (12).
Digital frequency conversion generator cooling system the most according to claim 7, is characterized in that: described acoustic filter front shroud (19), The inner side of acoustic filter back cover (20) and air vent wind scooper (10) is provided with the hot spoke preventing thermal radiation temperature from raising and to damage Penetrate reflection paster.
Digital frequency conversion generator cooling system the most according to claim 8, is characterized in that: the bottom of described housing (6) sets There are some equally distributed little fresh air inlets.
CN201610834118.3A 2016-09-20 2016-09-20 Digital frequency conversion generator cooling system Active CN106285893B (en)

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Application Number Priority Date Filing Date Title
CN201610834118.3A CN106285893B (en) 2016-09-20 2016-09-20 Digital frequency conversion generator cooling system

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Application Number Priority Date Filing Date Title
CN201610834118.3A CN106285893B (en) 2016-09-20 2016-09-20 Digital frequency conversion generator cooling system

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CN106285893B CN106285893B (en) 2018-08-10

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110557959A (en) * 2018-03-30 2019-12-10 本田技研工业株式会社 universal engine

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CN101158314A (en) * 2007-11-16 2008-04-09 无锡开普动力有限公司 Underpan structure of wind cooling electric generating set
CN201273212Y (en) * 2008-08-28 2009-07-15 上海扬科发动机进出口有限公司 Low-power air-cooling two-stroke gasoline variable frequency generator set
CN103633777A (en) * 2013-11-19 2014-03-12 张其锋 Motor capable of reducing energy consumption
JP2015086731A (en) * 2013-10-28 2015-05-07 ダイハツ工業株式会社 Cooling device for vehicular internal combustion engine
CN104847488A (en) * 2015-05-05 2015-08-19 江苏苏美达机电有限公司 Generator set driven by engine
CN105781731A (en) * 2016-04-22 2016-07-20 江苏杰特动力科技有限公司 Vehicle-mounted variable-frequency generator set
CN206016946U (en) * 2016-09-20 2017-03-15 浙江中坚科技股份有限公司 Digital frequency conversion generator cooling system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101158314A (en) * 2007-11-16 2008-04-09 无锡开普动力有限公司 Underpan structure of wind cooling electric generating set
CN201273212Y (en) * 2008-08-28 2009-07-15 上海扬科发动机进出口有限公司 Low-power air-cooling two-stroke gasoline variable frequency generator set
JP2015086731A (en) * 2013-10-28 2015-05-07 ダイハツ工業株式会社 Cooling device for vehicular internal combustion engine
CN103633777A (en) * 2013-11-19 2014-03-12 张其锋 Motor capable of reducing energy consumption
CN104847488A (en) * 2015-05-05 2015-08-19 江苏苏美达机电有限公司 Generator set driven by engine
CN105781731A (en) * 2016-04-22 2016-07-20 江苏杰特动力科技有限公司 Vehicle-mounted variable-frequency generator set
CN206016946U (en) * 2016-09-20 2017-03-15 浙江中坚科技股份有限公司 Digital frequency conversion generator cooling system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110557959A (en) * 2018-03-30 2019-12-10 本田技研工业株式会社 universal engine
CN111636957A (en) * 2018-03-30 2020-09-08 本田技研工业株式会社 Universal engine

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