CN206100754U - Heat -dissipation system for whole unit of large -power inverter - Google Patents

Heat -dissipation system for whole unit of large -power inverter Download PDF

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Publication number
CN206100754U
CN206100754U CN201620971790.2U CN201620971790U CN206100754U CN 206100754 U CN206100754 U CN 206100754U CN 201620971790 U CN201620971790 U CN 201620971790U CN 206100754 U CN206100754 U CN 206100754U
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China
Prior art keywords
heat
casing
water
plate
power inverter
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Expired - Fee Related
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CN201620971790.2U
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Chinese (zh)
Inventor
方存进
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Shaanxi Austrian Electric Equipment Manufacturing Co Ltd
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Shaanxi Austrian Electric Equipment Manufacturing Co Ltd
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Priority to CN201620971790.2U priority Critical patent/CN206100754U/en
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Publication of CN206100754U publication Critical patent/CN206100754U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a heat -dissipation system for whole unit of large -power inverter, including casing, main heat abstractor and supplementary heat abstractor, the casing is the cuboid structure, the level is equipped with the heat -conducting plate between the curb plate of casing both sides, main heat abstractor includes fin and radiator fan, fin fixed mounting is at the upper surface of heat -conducting plate, radiator fan installs on the face of casing both sides curb plate, the last surface distribution of heat -conducting plate is fixed with the dc -to -ac converter subassembly, auxiliary radiating device installs the upper surface at the casing bottom plate, this heat -dissipation system for whole unit of large -power inverter, through main heat abstractor and auxiliary radiating device cooperation heat dissipation, very big improvement the radiating efficiency of dc -to -ac converter to promoted the conversion efficiency of dc -to -ac converter electric energy, reduced the consumption and the waste of the energy, also accorded with the energy -concerving and environment -protective tactics of country simultaneously, be worth promoting.

Description

A kind of high-power inverter heat radiating system of whole machine
Technical field
The utility model belongs to inverter technical field of heat dissipation, and in particular to a kind of whole machine radiating system of high-power inverter System.
Background technology
Inverter is responsible for direct current being become a kind of conversion equipment of alternating current, and by it voltage can be realized, frequency, Phase place, is consistent with grid height, because when this three's condition of alternating current only voltage, frequency, phase place reaches requirement simultaneously Just can be with grid-connected.With the development of distributed photovoltaic, the high-power inverter of 25kW ~ 60kW power grades is widely used in industry and commerce The photovoltaic plants such as industry roof, small-sized massif, due to installing out of doors, operating ambient temperature is of a relatively high;While inverter producer For convenience system is installed, and inverter size is done less and less, and the heat that switching device is produced more is concentrated, to high-power inverter Heat-sinking capability propose very high challenge.What the quality of heat-sinking capability was finally showed is machine interior environment temperature and device The height of temperature, and inverter actual power generation and service life will be directly affected.In order to ensure sending out for power station high efficient and reliable Electricity, concern of the designer to inverter heat-sinking capability is more and more.
The mode of inverter radiating has two kinds, and a kind of is the radiating mode of natural cooling, and this radiating mode is only suitable for little The inverter of power, is exactly in inverter body for powerful inverter is typically using the radiating mode of air blast cooling Portion increases radiator fan, and air-cooled temperature-reduction is carried out to each component of inverter internal body by radiator fan, but in sweltering heat Summer, or in the higher environment of some temperature, this mode can not meet the cooling standard of inverter, cause Volume operation, the loss caused to the generated energy of inverter drop in advance because temperature is higher in inverter.
Utility model content
The purpose of this utility model is to provide a kind of high-power inverter heat radiating system of whole machine, to solve above-mentioned background skill The problem proposed in art.
For achieving the above object, the utility model provides following technical scheme:A kind of whole machine radiating system of high-power inverter System, including casing, primary heat sink and auxiliary radiating device, the casing is rectangular structure, the side plate of the casing both sides Between level be provided with heat-conducting plate, the primary heat sink includes fin and radiator fan, and the fin is fixedly mounted on leads The upper surface of hot plate, the radiator fan is arranged in the plate face of casing both sides side plate, and the upper table EDS maps of the heat-conducting plate are consolidated Surely there is inverter assembly, the auxiliary radiating device is arranged on the upper surface of chassis backplane.
Preferably, the auxiliary radiating device includes water-filled radiator, PLC and temperature sensor, the PLC controls Device processed is electrically connected with the switch interface of water-filled radiator, and the signal output part of the temperature sensor is defeated with PLC Enter end to be electrically connected with.
Preferably, the water-filled radiator includes heat exchanger, water tank, water pump and endothermic box, and the water tank is connected by water pipe Water pump, the water pump connects endothermic box by water pipe, and the endothermic box connects heat exchanger by water pipe, and the heat exchanger passes through Water pipe is connected with water tank, and the endothermic box is fixedly connected with heat-conducting plate.
Preferably, the number of the radiator fan is no less than four groups, and is evenly distributed in the upper and lower side of casing both sides side plate.
Technique effect of the present utility model and advantage:The high-power inverter heat radiating system of whole machine, in inverter casing Inner horizontal is provided with heat-conducting plate, and inverter casing is separated into into upper and lower two parts by heat-conducting plate, and inverter assembly is installed In the upper surface of heat-conducting plate, water-filled radiator is arranged on into the lower surface of heat-conducting plate, by radiator fan to inverter when using Each component carries out wind-cooling heat dissipating, when the operating temperature of each component of inverter it is higher, when radiator fan cannot meet, water-filled radiator Automatically intervention, coordinates radiator fan to lower the temperature each component of inverter, is greatly improved radiating efficiency, improves inverter The efficiency of electric energy conversion, reduces the consumption and waste of the energy, while also complying with the strategy of national energy-saving environmental protection, is worthy to be popularized.
Description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is auxiliary radiating device structural representation of the present utility model;
Fig. 3 is water-filled radiator structural representation of the present utility model.
In figure:1 casing, 101 heat-conducting plates, 2 primary heat sinks, 201 fin, 202 radiator fans, 3 auxiliary radiating devices, 31 water-filled radiators, 301 heat exchangers, 302 water tanks, 303 water pumps, 304 endothermic boxes, 32 PLCs, 33 temperature sensors, 4 Inverter assembly.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of the utility model protection.
The utility model provides a kind of high-power inverter heat radiating system of whole machine as Figure 1-3, including casing 1, Primary heat sink 2 and auxiliary radiating device 3, the casing 1 be rectangular structure, level between the side plate of the both sides of the casing 1 Heat-conducting plate 101 is provided with, the primary heat sink 2 includes fin 201 and radiator fan 202, and the fin 201 is fixedly mounted In the upper surface of heat-conducting plate 101, the number of the radiator fan 202 is no less than four groups, and is evenly distributed in the both sides side plate of casing 1 Upper and lower side, the upper table EDS maps of the heat-conducting plate 101 are fixed with inverter assembly 4, and the auxiliary radiating device 3 is arranged on machine The upper surface of the base plate of shell 1, the auxiliary radiating device 3 includes water-filled radiator 31, PLC 32 and temperature sensor 33, The PLC is electrically connected with the switch interface of water-filled radiator, and signal output part and the PLC of the temperature sensor are controlled The input of device processed is electrically connected with, and the water-filled radiator 31 includes heat exchanger 301, water tank 302, water pump 303 and endothermic box 304, the water tank 302 connects water pump 303 by water pipe, and the water pump 303 connects endothermic box 304, the heat absorption by water pipe Box 304 connects heat exchanger 301 by water pipe, and the heat exchanger 301 is connected by water pipe with water tank 302, the endothermic box 304 and Heat-conducting plate 101 is fixedly connected.
Operation principle:The high-power inverter heat radiating system of whole machine, when in use, the work of inverter assembly 4 produces heat, And heat is conducted to into fin 201 and heat-conducting plate 101, by radiator fan 202 to inverter assembly 4, the and of fin 201 Heat-conducting plate 101 carries out wind-cooling heat dissipating;Auxiliary radiating device 3 is installed in the upper surface of the base plate of casing 1, auxiliary radiating device 3 is wrapped Water-filled radiator 31, PLC 32 and temperature sensor 33 are included, by temperature of the PLC 32 to inverter internal body Degree is set, and the temperature of inverter internal body is acquired by temperature sensor 33, when inverter internal body When temperature reaches setting value, water-filled radiator 31 is started by PLC 32, by temperature of the endothermic box 304 to heat-conducting plate 101 Degree carries out heat transfer, and heat is transferred in heat exchanger 301, and then by radiator fan by the aqueous medium in water tank 302 Heat is discharged radiator body by 202.
Finally it should be noted that:Preferred embodiment of the present utility model is the foregoing is only, this is not limited to Utility model, although being described in detail to the utility model with reference to the foregoing embodiments, for those skilled in the art For, it still can modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic Equivalent is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc., Should be included within protection domain of the present utility model.

Claims (4)

1. a kind of high-power inverter heat radiating system of whole machine, including casing(1), primary heat sink(2)And auxiliary radiating device (3), it is characterised in that:The casing(1)For rectangular structure, the casing(1)Level is provided with heat conduction between the side plate of both sides Plate(101), the primary heat sink(2)Including fin(201)And radiator fan(202), the fin(201)Fixed peace It is mounted in heat-conducting plate(101)Upper surface, the radiator fan(202)Installed in casing(1)It is described to lead in the plate face of both sides side plate Hot plate(101)Upper table EDS maps be fixed with inverter assembly(4), the auxiliary radiating device(3)Installed in casing(1)Base plate Upper surface.
2. a kind of high-power inverter heat radiating system of whole machine according to claim 1, it is characterised in that:The auxiliary heat dissipation Device(3)Including water-filled radiator(31), PLC(32)And temperature sensor(33), the PLC(32)With water Cold heat sink(31)Switch interface be electrically connected with, the temperature sensor(33)Signal output part and PLC(32) Input be electrically connected with.
3. a kind of high-power inverter heat radiating system of whole machine according to claim 2, it is characterised in that:The water-cooled dissipates Hot device(31)Including heat exchanger(301), water tank(302), water pump(303)And endothermic box(304), the water tank(302)By water Pipe connects water pump(303), the water pump(303)Endothermic box is connected by water pipe(304), the endothermic box(304)By water pipe Connection heat exchanger(301), the heat exchanger(301)By water pipe and water tank(302)Connection, the endothermic box(304)With heat conduction Plate(101)It is fixedly connected.
4. a kind of high-power inverter heat radiating system of whole machine according to claim 1, it is characterised in that:The radiation air Fan(202)Number be no less than four groups, and be evenly distributed on casing(1)The upper and lower side of both sides side plate.
CN201620971790.2U 2016-08-30 2016-08-30 Heat -dissipation system for whole unit of large -power inverter Expired - Fee Related CN206100754U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620971790.2U CN206100754U (en) 2016-08-30 2016-08-30 Heat -dissipation system for whole unit of large -power inverter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620971790.2U CN206100754U (en) 2016-08-30 2016-08-30 Heat -dissipation system for whole unit of large -power inverter

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CN206100754U true CN206100754U (en) 2017-04-12

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106911248A (en) * 2017-04-25 2017-06-30 石狮市酷瑞电气有限责任公司 A kind of double cooling radiating frequency converters
CN106953360A (en) * 2017-04-25 2017-07-14 石狮市酷瑞电气有限责任公司 A kind of powered recoverable frequency converter
CN110308776A (en) * 2019-06-05 2019-10-08 浙江工贸职业技术学院 A kind of computer cooling mechanism
CN110996635A (en) * 2020-01-06 2020-04-10 阳光电源股份有限公司 Case heat radiation structure
CN112054710A (en) * 2020-09-21 2020-12-08 浙江稳山电气科技有限公司 Single-phase full-bridge SPWM inverter with quick heat dissipation mechanism

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106911248A (en) * 2017-04-25 2017-06-30 石狮市酷瑞电气有限责任公司 A kind of double cooling radiating frequency converters
CN106953360A (en) * 2017-04-25 2017-07-14 石狮市酷瑞电气有限责任公司 A kind of powered recoverable frequency converter
CN110308776A (en) * 2019-06-05 2019-10-08 浙江工贸职业技术学院 A kind of computer cooling mechanism
CN110308776B (en) * 2019-06-05 2020-10-09 浙江工贸职业技术学院 Computer heat dissipation mechanism
CN110996635A (en) * 2020-01-06 2020-04-10 阳光电源股份有限公司 Case heat radiation structure
CN110996635B (en) * 2020-01-06 2021-12-31 阳光电源股份有限公司 Case heat radiation structure
CN112054710A (en) * 2020-09-21 2020-12-08 浙江稳山电气科技有限公司 Single-phase full-bridge SPWM inverter with quick heat dissipation mechanism
CN112054710B (en) * 2020-09-21 2021-08-31 浙江稳山电气科技有限公司 Single-phase full-bridge SPWM inverter with quick heat dissipation mechanism

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170412

Termination date: 20180830

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